hci_le_meta_evt+0x10/0x10 [ 342.908099] ? __pfx_hci_event_packet+0x10/0x10 [ 342.908129] ? mark_held_locks+0x49/0x80 [ 342.908173] hci_rx_work+0x96c/0x1270 [ 342.908214] process_one_work+0x8e1/0x19c0 [ 342.908260] ? __pfx_process_one_work+0x10/0x10 [ 342.908293] ? move_linked_works+0x172/0x270 [ 342.908337] ? assign_work+0x196/0x240 [ 342.908373] worker_thread+0x67e/0xe90 [ 342.908406] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 342.908446] ? __pfx_worker_thread+0x10/0x10 [ 342.908480] kthread+0x3c8/0x740 [ 342.908509] ? __pfx_kthread+0x10/0x10 [ 342.908536] ? ret_from_fork+0x23/0x470 [ 342.908557] ? lock_release+0xc8/0x290 [ 342.908590] ? __pfx_kthread+0x10/0x10 [ 342.908622] ret_from_fork+0x38b/0x470 [ 342.908641] ? __pfx_kthread+0x10/0x10 [ 342.908670] ret_from_fork_asm+0x1a/0x30 [ 342.908719] [ 342.940132] kobject: kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 342.942030] Bluetooth: hci0: failed to register connection device [ 342.943560] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 342.944839] debugfs: '201' already exists in 'hci3' [ 342.946028] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 342.947317] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 342.947347] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 342.947362] Workqueue: hci3 hci_rx_work [ 342.947389] Call Trace: [ 342.947396] [ 342.947405] dump_stack_lvl+0xfa/0x120 [ 342.947429] sysfs_warn_dup+0x80/0xa0 [ 342.947468] sysfs_create_dir_ns+0x23b/0x2a0 [ 342.947502] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 342.947533] ? find_held_lock+0x2b/0x80 [ 342.947560] ? lock_release+0xc8/0x290 [ 342.947593] ? do_raw_spin_unlock+0x53/0x220 [ 342.947617] kobject_add_internal+0x24c/0x9a0 [ 342.947654] kobject_add+0x157/0x240 [ 342.947684] ? __pfx_kobject_add+0x10/0x10 [ 342.947713] ? lock_release+0xc8/0x290 [ 342.947746] ? do_raw_spin_unlock+0x53/0x220 [ 342.947768] ? kobject_put+0xaa/0x260 [ 342.947808] device_add+0x32d/0x1830 [ 342.947837] ? __pfx_device_add+0x10/0x10 [ 342.947864] ? hci_debugfs_create_conn+0x10f/0x240 [ 342.947895] ? mgmt_send_event_skb+0x2f3/0x460 [ 342.947921] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 342.947962] hci_conn_add_sysfs+0x117/0x1c0 [ 342.947996] le_conn_complete_evt+0x124b/0x1f60 [ 342.948034] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 342.948060] ? bt_warn+0xdb/0x120 [ 342.948082] ? __pfx_bt_warn+0x10/0x10 [ 342.948115] hci_le_conn_complete_evt+0x22a/0x2c0 [ 342.948152] hci_le_meta_evt+0x34b/0x530 [ 342.948176] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 342.948209] hci_event_packet+0x66c/0x10e0 [ 342.948237] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 342.948264] ? __pfx_hci_event_packet+0x10/0x10 [ 342.948294] ? mark_held_locks+0x49/0x80 [ 342.948338] hci_rx_work+0x96c/0x1270 [ 342.948378] process_one_work+0x8e1/0x19c0 [ 342.948425] ? __pfx_process_one_work+0x10/0x10 [ 342.948456] ? move_linked_works+0x172/0x270 [ 342.948501] ? assign_work+0x196/0x240 [ 342.948536] worker_thread+0x67e/0xe90 [ 342.948569] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 342.948610] ? __pfx_worker_thread+0x10/0x10 [ 342.948644] kthread+0x3c8/0x740 [ 342.948673] ? __pfx_kthread+0x10/0x10 [ 342.948700] ? ret_from_fork+0x23/0x470 [ 342.948721] ? lock_release+0xc8/0x290 [ 342.948754] ? __pfx_kthread+0x10/0x10 [ 342.948784] ret_from_fork+0x38b/0x470 [ 342.948804] ? __pfx_kthread+0x10/0x10 [ 342.948833] ret_from_fork_asm+0x1a/0x30 [ 342.948882] [ 342.983322] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 342.986857] Bluetooth: hci3: failed to register connection device [ 343.073316] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 343.074982] debugfs: '201' already exists in 'hci1' [ 343.075586] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 343.076242] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 343.076276] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 343.076290] Workqueue: hci1 hci_rx_work [ 343.076327] Call Trace: [ 343.076335] [ 343.076342] dump_stack_lvl+0xfa/0x120 [ 343.076370] sysfs_warn_dup+0x80/0xa0 [ 343.076409] sysfs_create_dir_ns+0x23b/0x2a0 [ 343.076455] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 343.076497] ? find_held_lock+0x2b/0x80 [ 343.076532] ? lock_release+0xc8/0x290 [ 343.076568] ? do_raw_spin_unlock+0x53/0x220 [ 343.076600] kobject_add_internal+0x24c/0x9a0 [ 343.076641] kobject_add+0x157/0x240 [ 343.076676] ? __pfx_kobject_add+0x10/0x10 [ 343.076707] ? lock_release+0xc8/0x290 [ 343.076748] ? do_raw_spin_unlock+0x53/0x220 [ 343.076772] ? kobject_put+0xaa/0x260 [ 343.076819] device_add+0x32d/0x1830 [ 343.076854] ? __pfx_device_add+0x10/0x10 [ 343.076887] ? hci_debugfs_create_conn+0x10f/0x240 [ 343.076929] ? mgmt_send_event_skb+0x2f3/0x460 [ 343.076962] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 343.077012] hci_conn_add_sysfs+0x117/0x1c0 [ 343.077048] le_conn_complete_evt+0x124b/0x1f60 [ 343.077078] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 343.077101] ? bt_warn+0xdb/0x120 [ 343.077123] ? __pfx_bt_warn+0x10/0x10 [ 343.077146] hci_le_conn_complete_evt+0x22a/0x2c0 [ 343.077174] hci_le_meta_evt+0x34b/0x530 [ 343.077207] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 343.077235] hci_event_packet+0x66c/0x10e0 [ 343.077266] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 343.077297] ? __pfx_hci_event_packet+0x10/0x10 [ 343.077331] ? mark_held_locks+0x49/0x80 [ 343.077375] hci_rx_work+0x96c/0x1270 [ 343.077410] process_one_work+0x8e1/0x19c0 [ 343.077454] ? __pfx_process_one_work+0x10/0x10 [ 343.077490] ? move_linked_works+0x172/0x270 [ 343.077547] ? assign_work+0x196/0x240 [ 343.077587] worker_thread+0x67e/0xe90 [ 343.077621] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 343.077661] ? __pfx_worker_thread+0x10/0x10 [ 343.077693] kthread+0x3c8/0x740 [ 343.077726] ? __pfx_kthread+0x10/0x10 [ 343.077752] ? ret_from_fork+0x23/0x470 [ 343.077779] ? _raw_spin_unlock_irq+0x23/0x40 [ 343.077825] ? __pfx_kthread+0x10/0x10 [ 343.077853] ret_from_fork+0x38b/0x470 [ 343.077868] ? __pfx_kthread+0x10/0x10 [ 343.077900] ret_from_fork_asm+0x1a/0x30 [ 343.077952] [ 343.094199] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 343.095238] Bluetooth: hci1: failed to register connection device [ 344.185126] Bluetooth: hci0: command 0x0406 tx timeout [ 344.246569] Bluetooth: hci1: command 0x0406 tx timeout [ 344.246595] Bluetooth: hci7: command 0x0406 tx timeout [ 344.310558] Bluetooth: hci6: command 0x0406 tx timeout [ 344.310600] Bluetooth: hci3: command 0x0406 tx timeout [ 344.438597] Bluetooth: hci2: command 0x0406 tx timeout [ 346.233176] Bluetooth: hci0: command 0x0406 tx timeout [ 346.294596] Bluetooth: hci7: command 0x0406 tx timeout [ 346.294641] Bluetooth: hci1: command 0x0406 tx timeout [ 346.358547] Bluetooth: hci6: command 0x0406 tx timeout [ 346.358589] Bluetooth: hci3: command 0x0406 tx timeout [ 346.486571] Bluetooth: hci2: command 0x0406 tx timeout [ 348.278550] Bluetooth: hci0: command 0x0406 tx timeout [ 348.342601] Bluetooth: hci7: command 0x0406 tx timeout [ 348.342645] Bluetooth: hci1: command 0x0406 tx timeout [ 348.406539] Bluetooth: hci3: command 0x0406 tx timeout [ 350.326561] Bluetooth: hci0: command 0x0406 tx timeout 02:01:37 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) [ 351.691709] Bluetooth: hci0: unexpected subevent 0x01 length: 28 > 18 [ 351.692562] debugfs: '201' already exists in 'hci0' [ 351.693167] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201' [ 351.694004] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 351.694021] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 351.694030] Workqueue: hci0 hci_rx_work [ 351.694052] Call Trace: [ 351.694057] [ 351.694062] dump_stack_lvl+0xfa/0x120 [ 351.694079] sysfs_warn_dup+0x80/0xa0 [ 351.694099] sysfs_create_dir_ns+0x23b/0x2a0 [ 351.694116] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 351.694132] ? find_held_lock+0x2b/0x80 [ 351.694149] ? lock_release+0xc8/0x290 [ 351.694166] ? do_raw_spin_unlock+0x53/0x220 [ 351.694179] kobject_add_internal+0x24c/0x9a0 [ 351.694199] kobject_add+0x157/0x240 [ 351.694214] ? __pfx_kobject_add+0x10/0x10 [ 351.694229] ? lock_release+0xc8/0x290 [ 351.694246] ? do_raw_spin_unlock+0x53/0x220 [ 351.694257] ? kobject_put+0xaa/0x260 [ 351.694278] device_add+0x32d/0x1830 [ 351.694295] ? __pfx_device_add+0x10/0x10 [ 351.694309] ? hci_debugfs_create_conn+0x10f/0x240 [ 351.694327] ? mgmt_send_event_skb+0x2f3/0x460 [ 351.694342] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 351.694363] hci_conn_add_sysfs+0x117/0x1c0 [ 351.694382] le_conn_complete_evt+0x124b/0x1f60 [ 351.694402] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 351.694416] ? bt_warn+0xdb/0x120 [ 351.694428] ? __pfx_bt_warn+0x10/0x10 [ 351.694445] hci_le_conn_complete_evt+0x22a/0x2c0 [ 351.694468] hci_le_meta_evt+0x34b/0x530 [ 351.694482] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 351.694501] hci_event_packet+0x66c/0x10e0 [ 351.694515] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 351.694529] ? __pfx_hci_event_packet+0x10/0x10 [ 351.694544] ? mark_held_locks+0x49/0x80 [ 351.694567] hci_rx_work+0x96c/0x1270 [ 351.694587] process_one_work+0x8e1/0x19c0 [ 351.694613] ? __pfx_process_one_work+0x10/0x10 [ 351.694629] ? move_linked_works+0x172/0x270 [ 351.694653] ? assign_work+0x196/0x240 [ 351.694671] worker_thread+0x67e/0xe90 [ 351.694687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 351.694710] ? __pfx_worker_thread+0x10/0x10 [ 351.694727] kthread+0x3c8/0x740 [ 351.694743] ? __pfx_kthread+0x10/0x10 [ 351.694756] ? ret_from_fork+0x23/0x470 [ 351.694770] ? lock_release+0xc8/0x290 [ 351.694786] ? __pfx_kthread+0x10/0x10 [ 351.694802] ret_from_fork+0x38b/0x470 [ 351.694812] ? __pfx_kthread+0x10/0x10 [ 351.694827] ret_from_fork_asm+0x1a/0x30 [ 351.694854] [ 351.713011] kobject: kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 351.714079] Bluetooth: hci0: failed to register connection device 02:01:37 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:37 executing program 6: perf_event_open(&(0x7f0000000000)={0x2, 0x80, 0xe9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x80000, 0xfffffffb) setsockopt$inet_int(r0, 0x0, 0x13, &(0x7f0000000080)=0x3, 0x4) bind$inet(r0, &(0x7f0000000040)={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/kexec_crash_loaded', 0x0, 0x0) pread64(r1, &(0x7f0000000140)=""/185, 0xb9, 0x0) setsockopt$inet_int(r1, 0x0, 0xf, &(0x7f00000001c0)=0x80000001, 0x4) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f0000000140)={0x0, {0x2, 0x4e21, @multicast1}, {0x2, 0x4e20, @remote}, {0x2, 0x4e24, @broadcast}, 0x200, 0x0, 0x0, 0x0, 0x20, 0x0, 0x40, 0x0, 0xfff}) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/module/hid_gyration', 0x280, 0x66) ioctl$sock_SIOCGIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r2, 0x8982, &(0x7f0000000100)) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f00000003c0)={'nat\x00', 0x0, 0x4, 0xb1, [0x8001, 0x4f, 0x7fffffff, 0x0, 0x1], 0x7, &(0x7f0000000200)=[{}, {}, {}, {}, {}, {}, {}], &(0x7f0000000300)=""/177}, &(0x7f0000000280)=0x78) r3 = dup(r0) setsockopt$netlink_NETLINK_RX_RING(r3, 0x10e, 0x6, &(0x7f00000002c0)={0x2, 0x689, 0x0, 0x4}, 0x10) 02:01:37 executing program 1: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:01:37 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:01:37 executing program 5: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:01:37 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 351.731816] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 351.733423] debugfs: '201' already exists in 'hci3' [ 351.734699] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 351.736244] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 351.736279] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 351.736296] Workqueue: hci3 hci_rx_work [ 351.736332] Call Trace: [ 351.736341] [ 351.736352] dump_stack_lvl+0xfa/0x120 [ 351.736382] sysfs_warn_dup+0x80/0xa0 [ 351.736421] sysfs_create_dir_ns+0x23b/0x2a0 [ 351.736466] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 351.736502] ? find_held_lock+0x2b/0x80 [ 351.736534] ? lock_release+0xc8/0x290 [ 351.736571] ? do_raw_spin_unlock+0x53/0x220 [ 351.736599] kobject_add_internal+0x24c/0x9a0 [ 351.736640] kobject_add+0x157/0x240 [ 351.736675] ? __pfx_kobject_add+0x10/0x10 [ 351.736706] ? lock_release+0xc8/0x290 [ 351.736743] ? do_raw_spin_unlock+0x53/0x220 [ 351.736769] ? kobject_put+0xaa/0x260 [ 351.736815] device_add+0x32d/0x1830 [ 351.736850] ? __pfx_device_add+0x10/0x10 [ 351.736880] ? hci_debugfs_create_conn+0x10f/0x240 [ 351.736916] ? mgmt_send_event_skb+0x2f3/0x460 [ 351.736946] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 351.736992] hci_conn_add_sysfs+0x117/0x1c0 [ 351.737031] le_conn_complete_evt+0x124b/0x1f60 [ 351.737075] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 351.737104] ? bt_warn+0xdb/0x120 [ 351.737130] ? __pfx_bt_warn+0x10/0x10 [ 351.737168] hci_le_conn_complete_evt+0x22a/0x2c0 [ 351.737210] hci_le_meta_evt+0x34b/0x530 [ 351.737237] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 351.737275] hci_event_packet+0x66c/0x10e0 [ 351.737322] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 351.737352] ? __pfx_hci_event_packet+0x10/0x10 [ 351.737386] ? mark_held_locks+0x49/0x80 [ 351.737436] hci_rx_work+0x96c/0x1270 [ 351.737481] process_one_work+0x8e1/0x19c0 [ 351.737535] ? __pfx_process_one_work+0x10/0x10 [ 351.737571] ? move_linked_works+0x172/0x270 [ 351.737622] ? assign_work+0x196/0x240 [ 351.737661] worker_thread+0x67e/0xe90 [ 351.737698] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 351.737745] ? __pfx_worker_thread+0x10/0x10 [ 351.737784] kthread+0x3c8/0x740 [ 351.737816] ? __pfx_kthread+0x10/0x10 [ 351.737846] ? ret_from_fork+0x23/0x470 [ 351.737874] ? _raw_spin_unlock_irq+0x23/0x40 [ 351.737913] ? __pfx_kthread+0x10/0x10 [ 351.737948] ret_from_fork+0x38b/0x470 [ 351.737970] ? __pfx_kthread+0x10/0x10 [ 351.738002] ret_from_fork_asm+0x1a/0x30 [ 351.738059] [ 351.773561] Bluetooth: hci0: unexpected subevent 0x01 length: 28 > 18 [ 351.774321] debugfs: '201' already exists in 'hci0' [ 351.774911] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201' [ 351.774940] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 351.775641] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 351.775657] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 351.775665] Workqueue: hci0 hci_rx_work [ 351.775682] Call Trace: [ 351.775687] [ 351.775692] dump_stack_lvl+0xfa/0x120 [ 351.775706] sysfs_warn_dup+0x80/0xa0 [ 351.775724] sysfs_create_dir_ns+0x23b/0x2a0 [ 351.775741] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 351.775757] ? find_held_lock+0x2b/0x80 [ 351.775772] ? lock_release+0xc8/0x290 [ 351.775788] ? do_raw_spin_unlock+0x53/0x220 [ 351.775801] kobject_add_internal+0x24c/0x9a0 [ 351.775821] kobject_add+0x157/0x240 [ 351.775836] ? __pfx_kobject_add+0x10/0x10 [ 351.775850] ? lock_release+0xc8/0x290 [ 351.775867] ? do_raw_spin_unlock+0x53/0x220 [ 351.775879] ? kobject_put+0xaa/0x260 [ 351.775899] device_add+0x32d/0x1830 [ 351.775915] ? __pfx_device_add+0x10/0x10 [ 351.775929] ? hci_debugfs_create_conn+0x10f/0x240 [ 351.775945] ? mgmt_send_event_skb+0x2f3/0x460 [ 351.775959] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 351.775980] hci_conn_add_sysfs+0x117/0x1c0 [ 351.775997] le_conn_complete_evt+0x124b/0x1f60 [ 351.776017] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 351.776031] ? bt_warn+0xdb/0x120 [ 351.776043] ? __pfx_bt_warn+0x10/0x10 [ 351.776060] hci_le_conn_complete_evt+0x22a/0x2c0 [ 351.776079] hci_le_meta_evt+0x34b/0x530 [ 351.776091] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 351.776108] hci_event_packet+0x66c/0x10e0 [ 351.776123] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 351.776137] ? __pfx_hci_event_packet+0x10/0x10 [ 351.776153] ? mark_held_locks+0x49/0x80 [ 351.776176] hci_rx_work+0x96c/0x1270 [ 351.776196] process_one_work+0x8e1/0x19c0 [ 351.776221] ? __pfx_process_one_work+0x10/0x10 [ 351.776237] ? move_linked_works+0x172/0x270 [ 351.776260] ? assign_work+0x196/0x240 [ 351.776277] worker_thread+0x67e/0xe90 [ 351.776294] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 351.776316] ? __pfx_worker_thread+0x10/0x10 [ 351.776333] kthread+0x3c8/0x740 [ 351.776348] ? __pfx_kthread+0x10/0x10 [ 351.776361] ? ret_from_fork+0x23/0x470 [ 351.776372] ? lock_release+0xc8/0x290 [ 351.776389] ? __pfx_kthread+0x10/0x10 [ 351.776405] ret_from_fork+0x38b/0x470 [ 351.776415] ? __pfx_kthread+0x10/0x10 02:01:37 executing program 2: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 351.776429] ret_from_fork_asm+0x1a/0x30 [ 351.776459] [ 351.776556] kobject: kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 351.776581] Bluetooth: hci0: failed to register connection device [ 351.803122] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 351.803611] Bluetooth: hci3: failed to register connection device [ 351.804083] debugfs: '201' already exists in 'hci1' 02:01:37 executing program 1: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:01:37 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) [ 351.817140] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 351.817983] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 351.817999] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 351.818007] Workqueue: hci1 hci_rx_work [ 351.818027] Call Trace: [ 351.818032] [ 351.818036] dump_stack_lvl+0xfa/0x120 [ 351.818051] sysfs_warn_dup+0x80/0xa0 [ 351.818070] sysfs_create_dir_ns+0x23b/0x2a0 [ 351.818087] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 351.818103] ? find_held_lock+0x2b/0x80 [ 351.818118] ? lock_release+0xc8/0x290 [ 351.818136] ? do_raw_spin_unlock+0x53/0x220 [ 351.818148] kobject_add_internal+0x24c/0x9a0 [ 351.818167] kobject_add+0x157/0x240 [ 351.818183] ? __pfx_kobject_add+0x10/0x10 [ 351.818198] ? lock_release+0xc8/0x290 [ 351.818214] ? do_raw_spin_unlock+0x53/0x220 [ 351.818226] ? kobject_put+0xaa/0x260 [ 351.818246] device_add+0x32d/0x1830 [ 351.818263] ? __pfx_device_add+0x10/0x10 [ 351.818277] ? hci_debugfs_create_conn+0x10f/0x240 [ 351.818293] ? mgmt_send_event_skb+0x2f3/0x460 [ 351.818308] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 351.818328] hci_conn_add_sysfs+0x117/0x1c0 [ 351.818346] le_conn_complete_evt+0x124b/0x1f60 [ 351.818367] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 351.818380] ? bt_warn+0xdb/0x120 [ 351.818392] ? __pfx_bt_warn+0x10/0x10 [ 351.818409] hci_le_conn_complete_evt+0x22a/0x2c0 [ 351.818428] hci_le_meta_evt+0x34b/0x530 [ 351.818441] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 351.818462] hci_event_packet+0x66c/0x10e0 [ 351.818476] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 351.818490] ? __pfx_hci_event_packet+0x10/0x10 [ 351.818505] ? mark_held_locks+0x49/0x80 [ 351.818528] hci_rx_work+0x96c/0x1270 [ 351.818548] process_one_work+0x8e1/0x19c0 [ 351.818573] ? __pfx_process_one_work+0x10/0x10 [ 351.818589] ? move_linked_works+0x172/0x270 [ 351.818613] ? assign_work+0x196/0x240 [ 351.818631] worker_thread+0x67e/0xe90 [ 351.818648] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 351.818670] ? __pfx_worker_thread+0x10/0x10 [ 351.818687] kthread+0x3c8/0x740 [ 351.818702] ? __pfx_kthread+0x10/0x10 [ 351.818716] ? ret_from_fork+0x23/0x470 [ 351.818727] ? lock_release+0xc8/0x290 [ 351.818743] ? __pfx_kthread+0x10/0x10 [ 351.818759] ret_from_fork+0x38b/0x470 [ 351.818769] ? __pfx_kthread+0x10/0x10 [ 351.818784] ret_from_fork_asm+0x1a/0x30 [ 351.818809] [ 351.836497] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 351.837713] Bluetooth: hci1: failed to register connection device [ 351.839159] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 351.840931] debugfs: '201' already exists in 'hci2' [ 351.841648] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 351.842345] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 351.842361] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 351.842369] Workqueue: hci2 hci_rx_work [ 351.842383] Call Trace: [ 351.842387] [ 351.842392] dump_stack_lvl+0xfa/0x120 [ 351.842405] sysfs_warn_dup+0x80/0xa0 [ 351.842422] sysfs_create_dir_ns+0x23b/0x2a0 [ 351.842439] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 351.842459] ? find_held_lock+0x2b/0x80 [ 351.842473] ? lock_release+0xc8/0x290 [ 351.842489] ? do_raw_spin_unlock+0x53/0x220 [ 351.842504] kobject_add_internal+0x24c/0x9a0 [ 351.842523] kobject_add+0x157/0x240 [ 351.842538] ? __pfx_kobject_add+0x10/0x10 [ 351.842552] ? lock_release+0xc8/0x290 [ 351.842569] ? do_raw_spin_unlock+0x53/0x220 [ 351.842580] ? kobject_put+0xaa/0x260 [ 351.842601] device_add+0x32d/0x1830 [ 351.842615] ? __pfx_device_add+0x10/0x10 [ 351.842629] ? hci_debugfs_create_conn+0x10f/0x240 [ 351.842644] ? mgmt_send_event_skb+0x2f3/0x460 [ 351.842658] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 351.842679] hci_conn_add_sysfs+0x117/0x1c0 [ 351.842696] le_conn_complete_evt+0x124b/0x1f60 [ 351.842715] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 351.842729] ? bt_warn+0xdb/0x120 [ 351.842740] ? __pfx_bt_warn+0x10/0x10 [ 351.842757] hci_le_conn_complete_evt+0x22a/0x2c0 [ 351.842776] hci_le_meta_evt+0x34b/0x530 [ 351.842788] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 351.842805] hci_event_packet+0x66c/0x10e0 [ 351.842820] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 351.842834] ? __pfx_hci_event_packet+0x10/0x10 [ 351.842849] ? mark_held_locks+0x49/0x80 [ 351.842871] hci_rx_work+0x96c/0x1270 [ 351.842892] process_one_work+0x8e1/0x19c0 [ 351.842915] ? __pfx_process_one_work+0x10/0x10 [ 351.842931] ? move_linked_works+0x172/0x270 [ 351.842954] ? assign_work+0x196/0x240 [ 351.842972] worker_thread+0x67e/0xe90 [ 351.842989] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 351.843010] ? __pfx_worker_thread+0x10/0x10 [ 351.843027] kthread+0x3c8/0x740 [ 351.843042] ? __pfx_kthread+0x10/0x10 [ 351.843055] ? ret_from_fork+0x23/0x470 [ 351.843067] ? lock_release+0xc8/0x290 [ 351.843083] ? __pfx_kthread+0x10/0x10 [ 351.843099] ret_from_fork+0x38b/0x470 [ 351.843108] ? __pfx_kthread+0x10/0x10 [ 351.843123] ret_from_fork_asm+0x1a/0x30 [ 351.843148] [ 351.861410] kobject: kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 351.862618] Bluetooth: hci2: failed to register connection device [ 351.924860] Bluetooth: hci7: unexpected subevent 0x01 length: 28 > 18 [ 351.925750] debugfs: '201' already exists in 'hci7' [ 351.926334] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci7/hci7:201' [ 351.927109] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 351.927125] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 351.927134] Workqueue: hci7 hci_rx_work [ 351.927157] Call Trace: [ 351.927162] [ 351.927167] dump_stack_lvl+0xfa/0x120 [ 351.927184] sysfs_warn_dup+0x80/0xa0 [ 351.927204] sysfs_create_dir_ns+0x23b/0x2a0 [ 351.927221] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 351.927237] ? find_held_lock+0x2b/0x80 [ 351.927254] ? lock_release+0xc8/0x290 [ 351.927271] ? do_raw_spin_unlock+0x53/0x220 [ 351.927284] kobject_add_internal+0x24c/0x9a0 [ 351.927303] kobject_add+0x157/0x240 [ 351.927319] ? __pfx_kobject_add+0x10/0x10 [ 351.927333] ? lock_release+0xc8/0x290 [ 351.927350] ? do_raw_spin_unlock+0x53/0x220 [ 351.927361] ? kobject_put+0xaa/0x260 [ 351.927382] device_add+0x32d/0x1830 [ 351.927399] ? __pfx_device_add+0x10/0x10 [ 351.927413] ? hci_debugfs_create_conn+0x10f/0x240 [ 351.927431] ? mgmt_send_event_skb+0x2f3/0x460 [ 351.927445] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 351.927471] hci_conn_add_sysfs+0x117/0x1c0 [ 351.927489] le_conn_complete_evt+0x124b/0x1f60 [ 351.927510] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 351.927524] ? bt_warn+0xdb/0x120 [ 351.927536] ? __pfx_bt_warn+0x10/0x10 [ 351.927553] hci_le_conn_complete_evt+0x22a/0x2c0 [ 351.927572] hci_le_meta_evt+0x34b/0x530 [ 351.927586] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 351.927603] hci_event_packet+0x66c/0x10e0 [ 351.927617] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 351.927631] ? __pfx_hci_event_packet+0x10/0x10 [ 351.927646] ? mark_held_locks+0x49/0x80 [ 351.927670] hci_rx_work+0x96c/0x1270 [ 351.927690] process_one_work+0x8e1/0x19c0 [ 351.927716] ? __pfx_process_one_work+0x10/0x10 [ 351.927732] ? move_linked_works+0x172/0x270 [ 351.927757] ? assign_work+0x196/0x240 [ 351.927775] worker_thread+0x67e/0xe90 [ 351.927792] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 351.927814] ? __pfx_worker_thread+0x10/0x10 [ 351.927832] kthread+0x3c8/0x740 [ 351.927847] ? __pfx_kthread+0x10/0x10 [ 351.927861] ? ret_from_fork+0x23/0x470 [ 351.927874] ? lock_release+0xc8/0x290 [ 351.927890] ? __pfx_kthread+0x10/0x10 [ 351.927906] ret_from_fork+0x38b/0x470 [ 351.927916] ? __pfx_kthread+0x10/0x10 [ 351.927931] ret_from_fork_asm+0x1a/0x30 [ 351.927957] [ 351.946427] kobject: kobject_add_internal failed for hci7:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 351.947540] Bluetooth: hci7: failed to register connection device 02:01:37 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:01:37 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:37 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:37 executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/libata', 0x4000, 0x20) pipe2$9p(&(0x7f0000000140)={0xffffffffffffffff}, 0x800) dup2(r1, r2) sendmsg$netlink(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000000)=ANY=[@ANYBLOB="e80000001000ffff0000000000000000cecdd239ffb780829b74d3678ed0f0a73d8920bb493749cf3de235b496d0a61110f8ed145c91d9fcd3c8dac49f29e2058d0cd1c6ff9d6117e2b20d6d6a66b6a8f171fd49f5e56c6c2244943d295cefa98e2f316c3a5d0c31ff05f83b19a9f06920938268920c3c6cad039fb3d90700000032ce6ed81db20a192f6a159574ca056ee722595fc5b26ddeda00a88f7768b95dee7ba9ace2862d481bdf04243a2bd220519d1c666bcc480e466fc66d7e60511ff4ac62d1600859d550ddb5b155542a6f8549a85fbad07f00000000000000000000000030e30abae417ceb0834161497868565aff"], 0xe8}], 0x1}, 0x0) 02:01:37 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:01:37 executing program 5: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:01:37 executing program 1: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 352.100559] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 352.101349] debugfs: '201' already exists in 'hci2' [ 352.101971] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 352.102713] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 352.102730] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 352.102738] Workqueue: hci2 hci_rx_work [ 352.102761] Call Trace: [ 352.102765] [ 352.102771] dump_stack_lvl+0xfa/0x120 [ 352.102787] sysfs_warn_dup+0x80/0xa0 [ 352.102808] sysfs_create_dir_ns+0x23b/0x2a0 [ 352.102825] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 352.102841] ? find_held_lock+0x2b/0x80 [ 352.102858] ? lock_release+0xc8/0x290 [ 352.102875] ? do_raw_spin_unlock+0x53/0x220 [ 352.102888] kobject_add_internal+0x24c/0x9a0 [ 352.102907] kobject_add+0x157/0x240 [ 352.102922] ? __pfx_kobject_add+0x10/0x10 [ 352.102937] ? lock_release+0xc8/0x290 [ 352.102954] ? do_raw_spin_unlock+0x53/0x220 [ 352.102966] ? kobject_put+0xaa/0x260 [ 352.102987] device_add+0x32d/0x1830 [ 352.103004] ? __pfx_device_add+0x10/0x10 [ 352.103018] ? hci_debugfs_create_conn+0x10f/0x240 [ 352.103036] ? mgmt_send_event_skb+0x2f3/0x460 [ 352.103051] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 352.103072] hci_conn_add_sysfs+0x117/0x1c0 [ 352.103091] le_conn_complete_evt+0x124b/0x1f60 [ 352.103111] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 352.103125] ? bt_warn+0xdb/0x120 [ 352.103136] ? __pfx_bt_warn+0x10/0x10 [ 352.103154] hci_le_conn_complete_evt+0x22a/0x2c0 [ 352.103173] hci_le_meta_evt+0x34b/0x530 [ 352.103187] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 352.103204] hci_event_packet+0x66c/0x10e0 [ 352.103219] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 352.103232] ? __pfx_hci_event_packet+0x10/0x10 [ 352.103252] ? hci_rx_work+0x183/0x1270 [ 352.103270] hci_rx_work+0x96c/0x1270 [ 352.103290] process_one_work+0x8e1/0x19c0 [ 352.103316] ? __pfx_process_one_work+0x10/0x10 [ 352.103333] ? move_linked_works+0x172/0x270 [ 352.103357] ? assign_work+0x196/0x240 [ 352.103375] worker_thread+0x67e/0xe90 [ 352.103392] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 352.103414] ? __pfx_worker_thread+0x10/0x10 [ 352.103432] kthread+0x3c8/0x740 [ 352.103452] ? __pfx_kthread+0x10/0x10 [ 352.103466] ? ret_from_fork+0x23/0x470 [ 352.103478] ? lock_release+0xc8/0x290 [ 352.103495] ? __pfx_kthread+0x10/0x10 [ 352.103511] ret_from_fork+0x38b/0x470 [ 352.103521] ? __pfx_kthread+0x10/0x10 [ 352.103536] ret_from_fork_asm+0x1a/0x30 [ 352.103563] [ 352.121490] kobject: kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 352.122599] Bluetooth: hci2: failed to register connection device [ 352.145898] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 352.146689] debugfs: '201' already exists in 'hci1' [ 352.147253] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 352.147988] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 352.148004] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 352.148012] Workqueue: hci1 hci_rx_work [ 352.148027] Call Trace: [ 352.148031] [ 352.148036] dump_stack_lvl+0xfa/0x120 [ 352.148050] sysfs_warn_dup+0x80/0xa0 [ 352.148066] sysfs_create_dir_ns+0x23b/0x2a0 [ 352.148083] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 352.148099] ? find_held_lock+0x2b/0x80 [ 352.148112] ? lock_release+0xc8/0x290 [ 352.148128] ? do_raw_spin_unlock+0x53/0x220 [ 352.148141] kobject_add_internal+0x24c/0x9a0 [ 352.148160] kobject_add+0x157/0x240 [ 352.148176] ? __pfx_kobject_add+0x10/0x10 [ 352.148190] ? lock_release+0xc8/0x290 [ 352.148207] ? do_raw_spin_unlock+0x53/0x220 [ 352.148218] ? kobject_put+0xaa/0x260 [ 352.148239] device_add+0x32d/0x1830 [ 352.148254] ? __pfx_device_add+0x10/0x10 [ 352.148267] ? hci_debugfs_create_conn+0x10f/0x240 [ 352.148283] ? mgmt_send_event_skb+0x2f3/0x460 [ 352.148296] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 352.148317] hci_conn_add_sysfs+0x117/0x1c0 [ 352.148334] le_conn_complete_evt+0x124b/0x1f60 [ 352.148354] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 352.148367] ? bt_warn+0xdb/0x120 [ 352.148378] ? __pfx_bt_warn+0x10/0x10 [ 352.148396] hci_le_conn_complete_evt+0x22a/0x2c0 [ 352.148415] hci_le_meta_evt+0x34b/0x530 [ 352.148427] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 352.148444] hci_event_packet+0x66c/0x10e0 [ 352.148463] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 352.148477] ? __pfx_hci_event_packet+0x10/0x10 [ 352.148492] ? mark_held_locks+0x49/0x80 [ 352.148515] hci_rx_work+0x96c/0x1270 [ 352.148535] process_one_work+0x8e1/0x19c0 [ 352.148559] ? __pfx_process_one_work+0x10/0x10 [ 352.148575] ? move_linked_works+0x172/0x270 [ 352.148598] ? assign_work+0x196/0x240 [ 352.148616] worker_thread+0x67e/0xe90 [ 352.148633] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 352.148654] ? __pfx_worker_thread+0x10/0x10 [ 352.148671] kthread+0x3c8/0x740 [ 352.148686] ? __pfx_kthread+0x10/0x10 [ 352.148699] ? ret_from_fork+0x23/0x470 [ 352.148710] ? lock_release+0xc8/0x290 [ 352.148727] ? __pfx_kthread+0x10/0x10 [ 352.148743] ret_from_fork+0x38b/0x470 [ 352.148752] ? __pfx_kthread+0x10/0x10 [ 352.148767] ret_from_fork_asm+0x1a/0x30 [ 352.148792] [ 352.159450] netlink: 200 bytes leftover after parsing attributes in process `syz-executor.6'. [ 352.159697] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 352.164184] Bluetooth: hci0: unexpected subevent 0x01 length: 28 > 18 [ 352.164406] Bluetooth: hci1: failed to register connection device [ 352.165581] debugfs: '201' already exists in 'hci0' [ 352.182825] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201' [ 352.184301] CPU: 0 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 352.184331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 352.184346] Workqueue: hci0 hci_rx_work [ 352.184379] Call Trace: [ 352.184386] [ 352.184395] dump_stack_lvl+0xfa/0x120 [ 352.184422] sysfs_warn_dup+0x80/0xa0 [ 352.184462] sysfs_create_dir_ns+0x23b/0x2a0 [ 352.184499] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 352.184528] ? find_held_lock+0x2b/0x80 [ 352.184555] ? lock_release+0xc8/0x290 [ 352.184586] ? do_raw_spin_unlock+0x53/0x220 [ 352.184609] kobject_add_internal+0x24c/0x9a0 [ 352.184644] kobject_add+0x157/0x240 [ 352.184672] ? __pfx_kobject_add+0x10/0x10 [ 352.184699] ? lock_release+0xc8/0x290 [ 352.184730] ? do_raw_spin_unlock+0x53/0x220 [ 352.184751] ? kobject_put+0xaa/0x260 [ 352.184789] device_add+0x32d/0x1830 [ 352.184818] ? __pfx_device_add+0x10/0x10 [ 352.184844] ? hci_debugfs_create_conn+0x10f/0x240 [ 352.184874] ? mgmt_send_event_skb+0x2f3/0x460 [ 352.184899] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 352.184937] hci_conn_add_sysfs+0x117/0x1c0 [ 352.184970] le_conn_complete_evt+0x124b/0x1f60 [ 352.185007] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 352.185032] ? bt_warn+0xdb/0x120 [ 352.185053] ? __pfx_bt_warn+0x10/0x10 [ 352.185085] hci_le_conn_complete_evt+0x22a/0x2c0 [ 352.185120] hci_le_meta_evt+0x34b/0x530 [ 352.185143] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 352.185174] hci_event_packet+0x66c/0x10e0 [ 352.185201] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 352.185226] ? __pfx_hci_event_packet+0x10/0x10 [ 352.185254] ? mark_held_locks+0x49/0x80 [ 352.185308] hci_rx_work+0x96c/0x1270 [ 352.185345] process_one_work+0x8e1/0x19c0 [ 352.185391] ? __pfx_process_one_work+0x10/0x10 [ 352.185421] ? move_linked_works+0x172/0x270 [ 352.185464] ? assign_work+0x196/0x240 [ 352.185497] worker_thread+0x67e/0xe90 [ 352.185527] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 352.185567] ? __pfx_worker_thread+0x10/0x10 [ 352.185599] kthread+0x3c8/0x740 [ 352.185626] ? __pfx_kthread+0x10/0x10 [ 352.185652] ? ret_from_fork+0x23/0x470 [ 352.185673] ? lock_release+0xc8/0x290 [ 352.185703] ? __pfx_kthread+0x10/0x10 [ 352.185732] ret_from_fork+0x38b/0x470 [ 352.185750] ? __pfx_kthread+0x10/0x10 [ 352.185777] ret_from_fork_asm+0x1a/0x30 [ 352.185825] [ 352.217582] kobject: kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 352.219749] Bluetooth: hci0: failed to register connection device [ 352.222514] Bluetooth: hci7: unexpected subevent 0x01 length: 28 > 18 [ 352.223804] debugfs: '201' already exists in 'hci7' [ 352.224921] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci7/hci7:201' [ 352.226241] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 352.226291] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 352.226315] Workqueue: hci7 hci_rx_work [ 352.226361] Call Trace: [ 352.226373] [ 352.226387] dump_stack_lvl+0xfa/0x120 [ 352.226427] sysfs_warn_dup+0x80/0xa0 [ 352.226487] sysfs_create_dir_ns+0x23b/0x2a0 [ 352.226542] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 352.226596] ? find_held_lock+0x2b/0x80 [ 352.226640] ? lock_release+0xc8/0x290 [ 352.226695] ? do_raw_spin_unlock+0x53/0x220 [ 352.226736] kobject_add_internal+0x24c/0x9a0 [ 352.226797] kobject_add+0x157/0x240 [ 352.226849] ? __pfx_kobject_add+0x10/0x10 [ 352.226898] ? lock_release+0xc8/0x290 [ 352.226953] ? do_raw_spin_unlock+0x53/0x220 [ 352.226989] ? kobject_put+0xaa/0x260 [ 352.227055] device_add+0x32d/0x1830 [ 352.227103] ? __pfx_device_add+0x10/0x10 [ 352.227147] ? hci_debugfs_create_conn+0x10f/0x240 [ 352.227200] ? mgmt_send_event_skb+0x2f3/0x460 [ 352.227245] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 352.227312] hci_conn_add_sysfs+0x117/0x1c0 [ 352.227369] le_conn_complete_evt+0x124b/0x1f60 [ 352.227429] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 352.227473] ? bt_warn+0xdb/0x120 [ 352.227511] ? __pfx_bt_warn+0x10/0x10 [ 352.227565] hci_le_conn_complete_evt+0x22a/0x2c0 [ 352.227623] hci_le_meta_evt+0x34b/0x530 [ 352.227665] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 352.227718] hci_event_packet+0x66c/0x10e0 [ 352.227765] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 352.227811] ? __pfx_hci_event_packet+0x10/0x10 [ 352.227861] ? mark_held_locks+0x49/0x80 [ 352.227932] hci_rx_work+0x96c/0x1270 [ 352.227994] process_one_work+0x8e1/0x19c0 [ 352.228069] ? __pfx_process_one_work+0x10/0x10 [ 352.228123] ? move_linked_works+0x172/0x270 [ 352.228198] ? assign_work+0x196/0x240 [ 352.228255] worker_thread+0x67e/0xe90 [ 352.228307] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 352.228374] ? __pfx_worker_thread+0x10/0x10 [ 352.228430] kthread+0x3c8/0x740 [ 352.228480] ? __pfx_kthread+0x10/0x10 [ 352.228527] ? ret_from_fork+0x23/0x470 [ 352.228566] ? _raw_spin_unlock_irq+0x23/0x40 [ 352.228625] ? __pfx_kthread+0x10/0x10 [ 352.228676] ret_from_fork+0x38b/0x470 [ 352.228707] ? __pfx_kthread+0x10/0x10 [ 352.228756] ret_from_fork_asm+0x1a/0x30 [ 352.228835] [ 352.232898] netlink: 200 bytes leftover after parsing attributes in process `syz-executor.6'. [ 352.233506] kobject: kobject_add_internal failed for hci7:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 352.248540] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 352.248760] Bluetooth: hci7: failed to register connection device [ 352.249240] debugfs: '201' already exists in 'hci3' [ 352.259171] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 352.260091] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 352.260108] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 352.260117] Workqueue: hci3 hci_rx_work [ 352.260136] Call Trace: [ 352.260139] [ 352.260144] dump_stack_lvl+0xfa/0x120 [ 352.260159] sysfs_warn_dup+0x80/0xa0 [ 352.260178] sysfs_create_dir_ns+0x23b/0x2a0 [ 352.260195] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 352.260211] ? find_held_lock+0x2b/0x80 [ 352.260227] ? lock_release+0xc8/0x290 [ 352.260244] ? do_raw_spin_unlock+0x53/0x220 [ 352.260256] kobject_add_internal+0x24c/0x9a0 [ 352.260276] kobject_add+0x157/0x240 [ 352.260291] ? __pfx_kobject_add+0x10/0x10 [ 352.260305] ? lock_release+0xc8/0x290 [ 352.260322] ? do_raw_spin_unlock+0x53/0x220 [ 352.260334] ? kobject_put+0xaa/0x260 [ 352.260354] device_add+0x32d/0x1830 [ 352.260370] ? __pfx_device_add+0x10/0x10 [ 352.260384] ? hci_debugfs_create_conn+0x10f/0x240 [ 352.260401] ? mgmt_send_event_skb+0x2f3/0x460 [ 352.260416] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 352.260436] hci_conn_add_sysfs+0x117/0x1c0 [ 352.260460] le_conn_complete_evt+0x124b/0x1f60 [ 352.260482] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 352.260495] ? bt_warn+0xdb/0x120 [ 352.260507] ? __pfx_bt_warn+0x10/0x10 [ 352.260524] hci_le_conn_complete_evt+0x22a/0x2c0 [ 352.260543] hci_le_meta_evt+0x34b/0x530 [ 352.260556] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 352.260573] hci_event_packet+0x66c/0x10e0 [ 352.260588] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 352.260601] ? __pfx_hci_event_packet+0x10/0x10 [ 352.260617] ? mark_held_locks+0x49/0x80 [ 352.260640] hci_rx_work+0x96c/0x1270 [ 352.260660] process_one_work+0x8e1/0x19c0 [ 352.260685] ? __pfx_process_one_work+0x10/0x10 [ 352.260702] ? move_linked_works+0x172/0x270 [ 352.260726] ? assign_work+0x196/0x240 [ 352.260744] worker_thread+0x67e/0xe90 [ 352.260763] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 352.260786] ? __pfx_worker_thread+0x10/0x10 [ 352.260803] kthread+0x3c8/0x740 [ 352.260819] ? __pfx_kthread+0x10/0x10 [ 352.260833] ? ret_from_fork+0x23/0x470 [ 352.260845] ? lock_release+0xc8/0x290 [ 352.260861] ? __pfx_kthread+0x10/0x10 [ 352.260877] ret_from_fork+0x38b/0x470 [ 352.260887] ? __pfx_kthread+0x10/0x10 [ 352.260902] ret_from_fork_asm+0x1a/0x30 [ 352.260928] [ 352.279651] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 352.281663] Bluetooth: hci3: failed to register connection device [ 352.374589] Bluetooth: hci0: command 0x0406 tx timeout [ 353.846523] Bluetooth: hci3: command 0x0406 tx timeout [ 353.912417] Bluetooth: hci2: command 0x0406 tx timeout [ 353.913793] Bluetooth: hci1: command 0x0406 tx timeout [ 353.974555] Bluetooth: hci7: command 0x0406 tx timeout [ 354.422592] Bluetooth: hci0: command 0x0406 tx timeout [ 355.894620] Bluetooth: hci3: command 0x0406 tx timeout [ 355.962083] Bluetooth: hci2: command 0x0406 tx timeout [ 355.962394] Bluetooth: hci1: command 0x0406 tx timeout [ 356.022550] Bluetooth: hci7: command 0x0406 tx timeout [ 356.470618] Bluetooth: hci0: command 0x0406 tx timeout [ 358.518571] Bluetooth: hci0: command 0x0406 tx timeout 02:01:46 executing program 2: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:01:46 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:01:46 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:46 executing program 5: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:01:46 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:46 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:01:46 executing program 6: r0 = syz_io_uring_complete(0x0) perf_event_open(&(0x7f0000000000)={0x2, 0x80, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, r0, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_QOS_MAP(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="ad1318579336d1900f8967"], 0x28}, 0x1, 0x0, 0x0, 0x40000}, 0x850) 02:01:46 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) [ 360.902860] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 360.903652] debugfs: '201' already exists in 'hci2' [ 360.904233] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 360.904936] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 360.904952] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 360.904961] Workqueue: hci2 hci_rx_work [ 360.904983] Call Trace: [ 360.904987] [ 360.904993] dump_stack_lvl+0xfa/0x120 [ 360.905009] sysfs_warn_dup+0x80/0xa0 [ 360.905029] sysfs_create_dir_ns+0x23b/0x2a0 [ 360.905046] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 360.905062] ? find_held_lock+0x2b/0x80 [ 360.905078] ? lock_release+0xc8/0x290 [ 360.905095] ? do_raw_spin_unlock+0x53/0x220 [ 360.905108] kobject_add_internal+0x24c/0x9a0 [ 360.905128] kobject_add+0x157/0x240 [ 360.905143] ? __pfx_kobject_add+0x10/0x10 [ 360.905158] ? lock_release+0xc8/0x290 [ 360.905174] ? do_raw_spin_unlock+0x53/0x220 [ 360.905186] ? kobject_put+0xaa/0x260 [ 360.905207] device_add+0x32d/0x1830 [ 360.905224] ? __pfx_device_add+0x10/0x10 [ 360.905238] ? hci_debugfs_create_conn+0x10f/0x240 [ 360.905256] ? mgmt_send_event_skb+0x2f3/0x460 [ 360.905271] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 360.905291] hci_conn_add_sysfs+0x117/0x1c0 [ 360.905311] le_conn_complete_evt+0x124b/0x1f60 [ 360.905331] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 360.905344] ? bt_warn+0xdb/0x120 [ 360.905356] ? __pfx_bt_warn+0x10/0x10 [ 360.905373] hci_le_conn_complete_evt+0x22a/0x2c0 [ 360.905410] hci_le_meta_evt+0x34b/0x530 [ 360.905426] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 360.905443] hci_event_packet+0x66c/0x10e0 [ 360.905461] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 360.905476] ? __pfx_hci_event_packet+0x10/0x10 [ 360.905491] ? mark_held_locks+0x49/0x80 [ 360.905513] hci_rx_work+0x96c/0x1270 [ 360.905533] process_one_work+0x8e1/0x19c0 [ 360.905560] ? __pfx_process_one_work+0x10/0x10 [ 360.905576] ? move_linked_works+0x172/0x270 [ 360.905600] ? assign_work+0x196/0x240 [ 360.905618] worker_thread+0x67e/0xe90 [ 360.905635] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 360.905657] ? __pfx_worker_thread+0x10/0x10 [ 360.905674] kthread+0x3c8/0x740 [ 360.905690] ? __pfx_kthread+0x10/0x10 [ 360.905703] ? ret_from_fork+0x23/0x470 [ 360.905716] ? lock_release+0xc8/0x290 [ 360.905733] ? __pfx_kthread+0x10/0x10 [ 360.905749] ret_from_fork+0x38b/0x470 [ 360.905759] ? __pfx_kthread+0x10/0x10 [ 360.905774] ret_from_fork_asm+0x1a/0x30 [ 360.905801] [ 360.923139] kobject: kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 360.924179] Bluetooth: hci2: failed to register connection device [ 360.927897] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 360.929865] debugfs: '201' already exists in 'hci1' [ 360.931338] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 360.933067] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 360.933102] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 360.933119] Workqueue: hci1 hci_rx_work [ 360.933152] Call Trace: [ 360.933160] [ 360.933170] dump_stack_lvl+0xfa/0x120 02:01:46 executing program 3: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 360.933199] sysfs_warn_dup+0x80/0xa0 [ 360.933237] sysfs_create_dir_ns+0x23b/0x2a0 [ 360.933275] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 360.933310] ? find_held_lock+0x2b/0x80 [ 360.933341] ? lock_release+0xc8/0x290 [ 360.933378] ? do_raw_spin_unlock+0x53/0x220 [ 360.933463] kobject_add_internal+0x24c/0x9a0 [ 360.933506] kobject_add+0x157/0x240 [ 360.933540] ? __pfx_kobject_add+0x10/0x10 [ 360.933571] ? lock_release+0xc8/0x290 [ 360.933608] ? do_raw_spin_unlock+0x53/0x220 [ 360.933634] ? kobject_put+0xaa/0x260 [ 360.933680] device_add+0x32d/0x1830 [ 360.933714] ? __pfx_device_add+0x10/0x10 [ 360.933744] ? hci_debugfs_create_conn+0x10f/0x240 [ 360.933779] ? mgmt_send_event_skb+0x2f3/0x460 [ 360.933809] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 360.933855] hci_conn_add_sysfs+0x117/0x1c0 [ 360.933894] le_conn_complete_evt+0x124b/0x1f60 [ 360.933937] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 360.933967] ? bt_warn+0xdb/0x120 [ 360.933992] ? __pfx_bt_warn+0x10/0x10 [ 360.934031] hci_le_conn_complete_evt+0x22a/0x2c0 [ 360.934073] hci_le_meta_evt+0x34b/0x530 [ 360.934100] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 360.934137] hci_event_packet+0x66c/0x10e0 [ 360.934169] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 360.934200] ? __pfx_hci_event_packet+0x10/0x10 [ 360.934233] ? mark_held_locks+0x49/0x80 [ 360.934283] hci_rx_work+0x96c/0x1270 [ 360.934328] process_one_work+0x8e1/0x19c0 [ 360.934382] ? __pfx_process_one_work+0x10/0x10 [ 360.934417] ? move_linked_works+0x172/0x270 [ 360.934468] ? assign_work+0x196/0x240 [ 360.934508] worker_thread+0x67e/0xe90 [ 360.934545] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 360.934591] ? __pfx_worker_thread+0x10/0x10 [ 360.934630] kthread+0x3c8/0x740 [ 360.934663] ? __pfx_kthread+0x10/0x10 [ 360.934693] ? ret_from_fork+0x23/0x470 [ 360.934720] ? _raw_spin_unlock_irq+0x23/0x40 [ 360.934759] ? __pfx_kthread+0x10/0x10 [ 360.934794] ret_from_fork+0x38b/0x470 [ 360.934816] ? __pfx_kthread+0x10/0x10 [ 360.934848] ret_from_fork_asm+0x1a/0x30 [ 360.934905] [ 360.971802] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. 02:01:46 executing program 3: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 360.976005] Bluetooth: hci1: failed to register connection device [ 360.982888] Bluetooth: hci7: unexpected subevent 0x01 length: 28 > 18 [ 360.985006] debugfs: '201' already exists in 'hci7' [ 360.986152] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci7/hci7:201' [ 360.987618] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 360.987649] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 360.987664] Workqueue: hci7 hci_rx_work [ 360.987696] Call Trace: [ 360.987704] [ 360.987713] dump_stack_lvl+0xfa/0x120 [ 360.987739] sysfs_warn_dup+0x80/0xa0 [ 360.987773] sysfs_create_dir_ns+0x23b/0x2a0 [ 360.987806] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 360.987837] ? find_held_lock+0x2b/0x80 [ 360.987866] ? lock_release+0xc8/0x290 [ 360.987898] ? do_raw_spin_unlock+0x53/0x220 [ 360.987923] kobject_add_internal+0x24c/0x9a0 [ 360.987961] kobject_add+0x157/0x240 [ 360.987991] ? __pfx_kobject_add+0x10/0x10 [ 360.988020] ? lock_release+0xc8/0x290 [ 360.988053] ? do_raw_spin_unlock+0x53/0x220 [ 360.988076] ? kobject_put+0xaa/0x260 [ 360.988117] device_add+0x32d/0x1830 [ 360.988148] ? __pfx_device_add+0x10/0x10 [ 360.988175] ? hci_debugfs_create_conn+0x10f/0x240 [ 360.988207] ? mgmt_send_event_skb+0x2f3/0x460 [ 360.988234] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 360.988275] hci_conn_add_sysfs+0x117/0x1c0 [ 360.988310] le_conn_complete_evt+0x124b/0x1f60 [ 360.988349] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 360.988376] ? bt_warn+0xdb/0x120 [ 360.988398] ? __pfx_bt_warn+0x10/0x10 [ 360.988433] hci_le_conn_complete_evt+0x22a/0x2c0 [ 360.988478] hci_le_meta_evt+0x34b/0x530 [ 360.988502] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 360.988536] hci_event_packet+0x66c/0x10e0 [ 360.988565] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 360.988592] ? __pfx_hci_event_packet+0x10/0x10 [ 360.988621] ? mark_held_locks+0x49/0x80 [ 360.988666] hci_rx_work+0x96c/0x1270 [ 360.988707] process_one_work+0x8e1/0x19c0 [ 360.988755] ? __pfx_process_one_work+0x10/0x10 [ 360.988787] ? move_linked_works+0x172/0x270 [ 360.988833] ? assign_work+0x196/0x240 [ 360.988868] worker_thread+0x67e/0xe90 [ 360.988902] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 360.988944] ? __pfx_worker_thread+0x10/0x10 [ 360.988978] kthread+0x3c8/0x740 [ 360.989007] ? __pfx_kthread+0x10/0x10 [ 360.989034] ? ret_from_fork+0x23/0x470 [ 360.989059] ? _raw_spin_unlock_irq+0x23/0x40 [ 360.989094] ? __pfx_kthread+0x10/0x10 [ 360.989125] ret_from_fork+0x38b/0x470 [ 360.989145] ? __pfx_kthread+0x10/0x10 [ 360.989174] ret_from_fork_asm+0x1a/0x30 [ 360.989225] [ 361.011626] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 361.012311] kobject: kobject_add_internal failed for hci7:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 361.012660] debugfs: '201' already exists in 'hci3' [ 361.013379] Bluetooth: hci7: failed to register connection device [ 361.013884] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 361.023077] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 361.023093] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 361.023101] Workqueue: hci3 hci_rx_work [ 361.023119] Call Trace: [ 361.023124] [ 361.023128] dump_stack_lvl+0xfa/0x120 [ 361.023143] sysfs_warn_dup+0x80/0xa0 [ 361.023161] sysfs_create_dir_ns+0x23b/0x2a0 [ 361.023178] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 361.023194] ? find_held_lock+0x2b/0x80 [ 361.023209] ? lock_release+0xc8/0x290 [ 361.023226] ? do_raw_spin_unlock+0x53/0x220 [ 361.023238] kobject_add_internal+0x24c/0x9a0 [ 361.023258] kobject_add+0x157/0x240 [ 361.023273] ? __pfx_kobject_add+0x10/0x10 [ 361.023288] ? lock_release+0xc8/0x290 [ 361.023305] ? do_raw_spin_unlock+0x53/0x220 [ 361.023317] ? kobject_put+0xaa/0x260 [ 361.023338] device_add+0x32d/0x1830 [ 361.023354] ? __pfx_device_add+0x10/0x10 [ 361.023368] ? hci_debugfs_create_conn+0x10f/0x240 [ 361.023385] ? mgmt_send_event_skb+0x2f3/0x460 [ 361.023399] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 361.023420] hci_conn_add_sysfs+0x117/0x1c0 [ 361.023437] le_conn_complete_evt+0x124b/0x1f60 [ 361.023462] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 361.023475] ? bt_warn+0xdb/0x120 [ 361.023487] ? __pfx_bt_warn+0x10/0x10 [ 361.023504] hci_le_conn_complete_evt+0x22a/0x2c0 [ 361.023523] hci_le_meta_evt+0x34b/0x530 [ 361.023537] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 361.023554] hci_event_packet+0x66c/0x10e0 [ 361.023568] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 361.023583] ? __pfx_hci_event_packet+0x10/0x10 [ 361.023598] ? mark_held_locks+0x49/0x80 [ 361.023621] hci_rx_work+0x96c/0x1270 [ 361.023642] process_one_work+0x8e1/0x19c0 [ 361.023666] ? __pfx_process_one_work+0x10/0x10 [ 361.023683] ? move_linked_works+0x172/0x270 [ 361.023706] ? assign_work+0x196/0x240 [ 361.023724] worker_thread+0x67e/0xe90 [ 361.023741] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 361.023763] ? __pfx_worker_thread+0x10/0x10 [ 361.023781] kthread+0x3c8/0x740 [ 361.023796] ? __pfx_kthread+0x10/0x10 [ 361.023810] ? ret_from_fork+0x23/0x470 [ 361.023821] ? lock_release+0xc8/0x290 [ 361.023838] ? __pfx_kthread+0x10/0x10 [ 361.023853] ret_from_fork+0x38b/0x470 [ 361.023863] ? __pfx_kthread+0x10/0x10 [ 361.023878] ret_from_fork_asm+0x1a/0x30 [ 361.023904] [ 361.024733] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.6'. [ 361.025467] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 361.044850] Bluetooth: hci3: failed to register connection device [ 362.934525] Bluetooth: hci2: command 0x0406 tx timeout [ 362.998534] Bluetooth: hci1: command 0x0406 tx timeout [ 363.062531] Bluetooth: hci3: command 0x0406 tx timeout [ 363.062573] Bluetooth: hci7: command 0x0406 tx timeout 02:01:56 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:01:56 executing program 2: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:01:56 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:01:56 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:56 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:56 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:01:56 executing program 6: perf_event_open(&(0x7f0000000000)={0x2, 0x80, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb58906d6b66732e66617400020820000400008000f8000020004000030000000000000001", 0x25}, {&(0x7f0000010500)="f8ffff0fffffff0ff8ffff0f", 0xc, 0x4000}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="00f78622783d23fc238afc2047c1c4ef60e4073b654e3f052cdb0fbc7316bbe0abaceaeb810000007184f79cec11440b3e48a1e7da90d66139125010023c741f690748b91038a38eafdc71"]) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000140), 0x319081, 0x0) r2 = fcntl$dupfd(0xffffffffffffffff, 0x0, r1) r3 = socket$packet(0x11, 0x2, 0x300) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/netstat\x00') dup2(r3, r4) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r3, &(0x7f00000001c0)={0x10}) mkdirat(r0, &(0x7f0000000240)='./file0\x00', 0xa4) statfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=""/31) ioctl$NS_GET_OWNER_UID(0xffffffffffffffff, 0xb704, &(0x7f0000000740)=0x0) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f00000009c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000980)={&(0x7f0000000c80)=ANY=[@ANYBLOB="dc0100001800000125bd7000fedbdf25000000000000000000000000000000000a0101020000000000000000000000004e2404014e2300000000000000000012005232c5631a1d434f42f8ca6687aacaf5d7eb630080743b56b9bf4c6651c3acf892efcc9e6878d11a5d78000000226f3d17103ea23501b5dad13754c00ea648501359a29af75a551c5e3b60b89ad6ac95000000000000000000000000000000006dff4b89cf9b535ed03b96c561f21cd6086e7b5afc211e1e6c227c79e50ef42b9eab243308444b698acab9572ddcb382e41280", @ANYRES32=0x0, @ANYRES32, @ANYBLOB="0a010100000000000000000000000000000004d33300000064010100000000000000000000000000c5ffffffffffffff05000000000000000104000000000000210000000000000000000000000000004000000000000000030000000000000000fcffffffffffff0104000000000000d10200000000000009000000000000000800000000000000000800bb0200000002000027bd70000740bf49916e7bb313eb5f1b3500000a0006060200000000000000b500000000000000e4000600fe800000000000000000000000000037000000000000000000000000000000004e20009b4e23", @ANYRES32, @ANYRES32=r5, @ANYBLOB="ac1414aa000000000000000000000000000004d46c00000000000000000000000000000000000000dd0e0000000000004d0000000000000000010000000000000200000000000000060000000000000005000000000000010000000000000000000005000000000000005f9300000000000008000000000000002000000007000000500f000028bd700007350000060002d64700"/168], 0x1dc}, 0x1, 0x0, 0x0, 0x4000011}, 0x40084) r6 = io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f00000002c0)=@IORING_OP_SENDMSG={0x9, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000004c0)={&(0x7f00000000c0)=@ll={0x11, 0xf5, 0x0, 0x1, 0x4, 0x6, @random="d8f4d14d8f2d"}, 0x80, &(0x7f0000000500)=[{&(0x7f0000000200)="f367f041c470da6da401aca4a15f7894e27eba90d9e338f4d5f3c06f888f264896603bdb69b8", 0x26}], 0x1, &(0x7f00000013c0)=ANY=[@ANYBLOB="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"], 0x3d0}, 0x0, 0x8000000, 0x1, {0x0, r6}}, 0x6) bind$packet(0xffffffffffffffff, &(0x7f00000002c0)={0x11, 0xf6, 0x0, 0x1, 0x1, 0x6, @random="6802ef69b3b1"}, 0x14) fchown(r0, 0x0, 0x0) renameat(r0, &(0x7f0000000440)='./file0\x00', 0xffffffffffffff9c, &(0x7f0000000500)='./file0\x00') newfstatat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x0, 0x0) fchown(0xffffffffffffffff, 0x0, 0x0) fork() 02:01:56 executing program 3: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:01:56 executing program 1: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 370.721066] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 370.723358] debugfs: '201' already exists in 'hci3' [ 370.724448] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 370.725780] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 370.725811] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 370.725825] Workqueue: hci3 hci_rx_work [ 370.725860] Call Trace: [ 370.725867] [ 370.725876] dump_stack_lvl+0xfa/0x120 [ 370.725904] sysfs_warn_dup+0x80/0xa0 [ 370.725938] sysfs_create_dir_ns+0x23b/0x2a0 [ 370.725969] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 370.725998] ? find_held_lock+0x2b/0x80 [ 370.726026] ? lock_release+0xc8/0x290 [ 370.726057] ? do_raw_spin_unlock+0x53/0x220 [ 370.726081] kobject_add_internal+0x24c/0x9a0 [ 370.726116] kobject_add+0x157/0x240 [ 370.726144] ? __pfx_kobject_add+0x10/0x10 [ 370.726171] ? lock_release+0xc8/0x290 [ 370.726202] ? do_raw_spin_unlock+0x53/0x220 [ 370.726223] ? kobject_put+0xaa/0x260 [ 370.726261] device_add+0x32d/0x1830 [ 370.726291] ? __pfx_device_add+0x10/0x10 [ 370.726316] ? hci_debugfs_create_conn+0x10f/0x240 [ 370.726347] ? mgmt_send_event_skb+0x2f3/0x460 [ 370.726373] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 370.726412] hci_conn_add_sysfs+0x117/0x1c0 [ 370.726445] le_conn_complete_evt+0x124b/0x1f60 [ 370.726491] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 370.726516] ? bt_warn+0xdb/0x120 [ 370.726537] ? __pfx_bt_warn+0x10/0x10 [ 370.726569] hci_le_conn_complete_evt+0x22a/0x2c0 [ 370.726603] hci_le_meta_evt+0x34b/0x530 [ 370.726630] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 370.726661] hci_event_packet+0x66c/0x10e0 [ 370.726688] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 370.726713] ? __pfx_hci_event_packet+0x10/0x10 [ 370.726741] ? mark_held_locks+0x49/0x80 [ 370.726783] hci_rx_work+0x96c/0x1270 [ 370.726821] process_one_work+0x8e1/0x19c0 [ 370.726868] ? __pfx_process_one_work+0x10/0x10 [ 370.726897] ? move_linked_works+0x172/0x270 [ 370.726941] ? assign_work+0x196/0x240 [ 370.726974] worker_thread+0x67e/0xe90 [ 370.727005] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 370.727045] ? __pfx_worker_thread+0x10/0x10 [ 370.727078] kthread+0x3c8/0x740 [ 370.727106] ? __pfx_kthread+0x10/0x10 [ 370.727131] ? ret_from_fork+0x23/0x470 [ 370.727156] ? _raw_spin_unlock_irq+0x23/0x40 [ 370.727190] ? __pfx_kthread+0x10/0x10 [ 370.727219] ret_from_fork+0x38b/0x470 [ 370.727237] ? __pfx_kthread+0x10/0x10 [ 370.727265] ret_from_fork_asm+0x1a/0x30 [ 370.727313] [ 370.759066] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 370.761003] Bluetooth: hci3: failed to register connection device [ 370.853746] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 370.855203] debugfs: '201' already exists in 'hci1' [ 370.856286] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 370.857576] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 370.857627] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 370.857651] Workqueue: hci1 hci_rx_work [ 370.857700] Call Trace: [ 370.857712] [ 370.857727] dump_stack_lvl+0xfa/0x120 [ 370.857768] sysfs_warn_dup+0x80/0xa0 [ 370.857829] sysfs_create_dir_ns+0x23b/0x2a0 [ 370.857886] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 370.857941] ? find_held_lock+0x2b/0x80 [ 370.857987] ? lock_release+0xc8/0x290 [ 370.858043] ? do_raw_spin_unlock+0x53/0x220 [ 370.858083] kobject_add_internal+0x24c/0x9a0 [ 370.858144] kobject_add+0x157/0x240 [ 370.858195] ? __pfx_kobject_add+0x10/0x10 [ 370.858244] ? lock_release+0xc8/0x290 [ 370.858299] ? do_raw_spin_unlock+0x53/0x220 [ 370.858337] ? kobject_put+0xaa/0x260 [ 370.858403] device_add+0x32d/0x1830 [ 370.858458] ? __pfx_device_add+0x10/0x10 [ 370.858502] ? hci_debugfs_create_conn+0x10f/0x240 [ 370.858556] ? mgmt_send_event_skb+0x2f3/0x460 [ 370.858603] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 370.858669] hci_conn_add_sysfs+0x117/0x1c0 [ 370.858725] le_conn_complete_evt+0x124b/0x1f60 [ 370.858787] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 370.858829] ? bt_warn+0xdb/0x120 [ 370.858866] ? __pfx_bt_warn+0x10/0x10 [ 370.858918] hci_le_conn_complete_evt+0x22a/0x2c0 [ 370.858976] hci_le_meta_evt+0x34b/0x530 [ 370.859018] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 370.859071] hci_event_packet+0x66c/0x10e0 [ 370.859117] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 370.859161] ? __pfx_hci_event_packet+0x10/0x10 [ 370.859209] ? mark_held_locks+0x49/0x80 [ 370.859276] hci_rx_work+0x96c/0x1270 [ 370.859338] process_one_work+0x8e1/0x19c0 [ 370.859411] ? __pfx_process_one_work+0x10/0x10 [ 370.859466] ? move_linked_works+0x172/0x270 [ 370.859537] ? assign_work+0x196/0x240 [ 370.859592] worker_thread+0x67e/0xe90 [ 370.859646] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 370.859712] ? __pfx_worker_thread+0x10/0x10 [ 370.859771] kthread+0x3c8/0x740 [ 370.859819] ? __pfx_kthread+0x10/0x10 [ 370.859866] ? ret_from_fork+0x23/0x470 [ 370.859903] ? lock_release+0xc8/0x290 [ 370.859959] ? __pfx_kthread+0x10/0x10 [ 370.860012] ret_from_fork+0x38b/0x470 [ 370.860044] ? __pfx_kthread+0x10/0x10 [ 370.860094] ret_from_fork_asm+0x1a/0x30 [ 370.860174] [ 370.890770] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 370.892780] Bluetooth: hci1: failed to register connection device 02:01:56 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:01:56 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:56 executing program 2: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 371.033026] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 371.034380] debugfs: '201' already exists in 'hci3' [ 371.035424] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 371.036669] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 371.036698] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 371.036712] Workqueue: hci3 hci_rx_work [ 371.036744] Call Trace: [ 371.036752] [ 371.036761] dump_stack_lvl+0xfa/0x120 [ 371.036786] sysfs_warn_dup+0x80/0xa0 [ 371.036819] sysfs_create_dir_ns+0x23b/0x2a0 [ 371.036850] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 371.036879] ? find_held_lock+0x2b/0x80 [ 371.036906] ? lock_release+0xc8/0x290 [ 371.036937] ? do_raw_spin_unlock+0x53/0x220 [ 371.036960] kobject_add_internal+0x24c/0x9a0 [ 371.036995] kobject_add+0x157/0x240 [ 371.037023] ? __pfx_kobject_add+0x10/0x10 [ 371.037049] ? lock_release+0xc8/0x290 [ 371.037080] ? do_raw_spin_unlock+0x53/0x220 [ 371.037101] ? kobject_put+0xaa/0x260 [ 371.037139] device_add+0x32d/0x1830 [ 371.037168] ? __pfx_device_add+0x10/0x10 [ 371.037194] ? hci_debugfs_create_conn+0x10f/0x240 [ 371.037223] ? mgmt_send_event_skb+0x2f3/0x460 [ 371.037249] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 371.037287] hci_conn_add_sysfs+0x117/0x1c0 [ 371.037320] le_conn_complete_evt+0x124b/0x1f60 [ 371.037356] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 371.037380] ? bt_warn+0xdb/0x120 [ 371.037402] ? __pfx_bt_warn+0x10/0x10 [ 371.037434] hci_le_conn_complete_evt+0x22a/0x2c0 [ 371.037475] hci_le_meta_evt+0x34b/0x530 [ 371.037516] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 371.037549] hci_event_packet+0x66c/0x10e0 [ 371.037576] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 371.037601] ? __pfx_hci_event_packet+0x10/0x10 [ 371.037628] ? mark_held_locks+0x49/0x80 [ 371.037670] hci_rx_work+0x96c/0x1270 [ 371.037707] process_one_work+0x8e1/0x19c0 [ 371.037753] ? __pfx_process_one_work+0x10/0x10 [ 371.037782] ? move_linked_works+0x172/0x270 [ 371.037825] ? assign_work+0x196/0x240 [ 371.037858] worker_thread+0x67e/0xe90 [ 371.037888] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 371.037927] ? __pfx_worker_thread+0x10/0x10 [ 371.037959] kthread+0x3c8/0x740 [ 371.037987] ? __pfx_kthread+0x10/0x10 [ 371.038012] ? ret_from_fork+0x23/0x470 [ 371.038033] ? lock_release+0xc8/0x290 [ 371.038064] ? __pfx_kthread+0x10/0x10 [ 371.038093] ret_from_fork+0x38b/0x470 [ 371.038111] ? __pfx_kthread+0x10/0x10 [ 371.038138] ret_from_fork_asm+0x1a/0x30 [ 371.038186] [ 371.068691] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 371.070561] Bluetooth: hci3: failed to register connection device 02:01:56 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:01:56 executing program 3: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:01:56 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:01:56 executing program 1: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:01:56 executing program 5: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) [ 371.196773] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 371.198524] debugfs: '201' already exists in 'hci1' [ 371.199660] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 371.200951] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 371.200983] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 371.200999] Workqueue: hci1 hci_rx_work [ 371.201035] Call Trace: [ 371.201043] [ 371.201053] dump_stack_lvl+0xfa/0x120 [ 371.201082] sysfs_warn_dup+0x80/0xa0 [ 371.201118] sysfs_create_dir_ns+0x23b/0x2a0 [ 371.201151] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 371.201183] ? find_held_lock+0x2b/0x80 [ 371.201212] ? lock_release+0xc8/0x290 [ 371.201246] ? do_raw_spin_unlock+0x53/0x220 [ 371.201270] kobject_add_internal+0x24c/0x9a0 [ 371.201308] kobject_add+0x157/0x240 [ 371.201339] ? __pfx_kobject_add+0x10/0x10 [ 371.201367] ? lock_release+0xc8/0x290 [ 371.201400] ? do_raw_spin_unlock+0x53/0x220 [ 371.201424] ? kobject_put+0xaa/0x260 [ 371.201472] device_add+0x32d/0x1830 [ 371.201516] ? __pfx_device_add+0x10/0x10 [ 371.201544] ? hci_debugfs_create_conn+0x10f/0x240 [ 371.201578] ? mgmt_send_event_skb+0x2f3/0x460 [ 371.201606] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 371.201647] hci_conn_add_sysfs+0x117/0x1c0 [ 371.201682] le_conn_complete_evt+0x124b/0x1f60 [ 371.201721] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 371.201748] ? bt_warn+0xdb/0x120 [ 371.201770] ? __pfx_bt_warn+0x10/0x10 [ 371.201804] hci_le_conn_complete_evt+0x22a/0x2c0 [ 371.201841] hci_le_meta_evt+0x34b/0x530 [ 371.201866] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 371.201900] hci_event_packet+0x66c/0x10e0 [ 371.201928] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 371.201955] ? __pfx_hci_event_packet+0x10/0x10 [ 371.201985] ? mark_held_locks+0x49/0x80 [ 371.202030] hci_rx_work+0x96c/0x1270 [ 371.202070] process_one_work+0x8e1/0x19c0 [ 371.202119] ? __pfx_process_one_work+0x10/0x10 [ 371.202151] ? move_linked_works+0x172/0x270 [ 371.202198] ? assign_work+0x196/0x240 [ 371.202233] worker_thread+0x67e/0xe90 [ 371.202266] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 371.202309] ? __pfx_worker_thread+0x10/0x10 [ 371.202343] kthread+0x3c8/0x740 [ 371.202373] ? __pfx_kthread+0x10/0x10 [ 371.202401] ? ret_from_fork+0x23/0x470 [ 371.202427] ? _raw_spin_unlock_irq+0x23/0x40 [ 371.202463] ? __pfx_kthread+0x10/0x10 [ 371.202494] ret_from_fork+0x38b/0x470 [ 371.202514] ? __pfx_kthread+0x10/0x10 [ 371.202543] ret_from_fork_asm+0x1a/0x30 [ 371.202594] [ 371.236615] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 371.240132] Bluetooth: hci1: failed to register connection device [ 372.790576] Bluetooth: hci3: command 0x0406 tx timeout [ 372.918654] Bluetooth: hci1: command 0x0406 tx timeout [ 374.838621] Bluetooth: hci3: command 0x0406 tx timeout [ 374.966572] Bluetooth: hci1: command 0x0406 tx timeout 02:02:06 executing program 6: sendmsg$IPSET_CMD_SWAP(0xffffffffffffffff, 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r0, &(0x7f00000001c0)=[{&(0x7f0000000080)='(', 0x1}, {&(0x7f0000000180)='U', 0x1}], 0x2, 0x0) ioctl$FIONREAD(r0, 0x541b, &(0x7f0000000040)) r1 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$TIPC_CMD_SHOW_LINK_STATS(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, r1, 0x20, 0x70bd28, 0x25dfdbfb, {{}, {}, {0x14, 0x14, 'broadcast-link\x00'}}, [""]}, 0x30}, 0x1, 0x0, 0x0, 0x20004000}, 0x8000) mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) syz_mount_image$msdos(&(0x7f0000000dc0), &(0x7f0000000e00)='./file0\x00', 0x0, 0x0, &(0x7f0000000f00), 0x0, &(0x7f0000000f40)={[{@nodots}, {@dots}]}) 02:02:06 executing program 1: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:06 executing program 2: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:06 executing program 5: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:02:06 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:06 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:06 executing program 0: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:06 executing program 3: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:06 executing program 5: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:02:06 executing program 3: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 380.902772] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 380.904818] debugfs: '201' already exists in 'hci3' [ 380.905875] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 380.907004] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 380.907030] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 380.907044] Workqueue: hci3 hci_rx_work [ 380.907075] Call Trace: [ 380.907081] [ 380.907090] dump_stack_lvl+0xfa/0x120 [ 380.907114] sysfs_warn_dup+0x80/0xa0 [ 380.907144] sysfs_create_dir_ns+0x23b/0x2a0 [ 380.907171] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 380.907197] ? find_held_lock+0x2b/0x80 [ 380.907222] ? lock_release+0xc8/0x290 [ 380.907249] ? do_raw_spin_unlock+0x53/0x220 [ 380.907270] kobject_add_internal+0x24c/0x9a0 [ 380.907301] kobject_add+0x157/0x240 [ 380.907326] ? __pfx_kobject_add+0x10/0x10 [ 380.907349] ? lock_release+0xc8/0x290 [ 380.907376] ? do_raw_spin_unlock+0x53/0x220 [ 380.907395] ? kobject_put+0xaa/0x260 [ 380.907429] device_add+0x32d/0x1830 [ 380.907461] ? __pfx_device_add+0x10/0x10 [ 380.907484] ? hci_debugfs_create_conn+0x10f/0x240 [ 380.907511] ? mgmt_send_event_skb+0x2f3/0x460 [ 380.907534] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 380.907568] hci_conn_add_sysfs+0x117/0x1c0 [ 380.907597] le_conn_complete_evt+0x124b/0x1f60 [ 380.907630] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 380.907652] ? bt_warn+0xdb/0x120 [ 380.907670] ? __pfx_bt_warn+0x10/0x10 [ 380.907698] hci_le_conn_complete_evt+0x22a/0x2c0 [ 380.907729] hci_le_meta_evt+0x34b/0x530 [ 380.907750] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 380.907778] hci_event_packet+0x66c/0x10e0 [ 380.907802] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 380.907824] ? __pfx_hci_event_packet+0x10/0x10 [ 380.907849] ? mark_held_locks+0x49/0x80 [ 380.907886] hci_rx_work+0x96c/0x1270 [ 380.907919] process_one_work+0x8e1/0x19c0 [ 380.907960] ? __pfx_process_one_work+0x10/0x10 [ 380.907986] ? move_linked_works+0x172/0x270 [ 380.908024] ? assign_work+0x196/0x240 [ 380.908053] worker_thread+0x67e/0xe90 [ 380.908080] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 380.908116] ? __pfx_worker_thread+0x10/0x10 [ 380.908144] kthread+0x3c8/0x740 [ 380.908169] ? __pfx_kthread+0x10/0x10 [ 380.908192] ? ret_from_fork+0x23/0x470 [ 380.908210] ? lock_release+0xc8/0x290 [ 380.908238] ? __pfx_kthread+0x10/0x10 [ 380.908264] ret_from_fork+0x38b/0x470 [ 380.908280] ? __pfx_kthread+0x10/0x10 [ 380.908304] ret_from_fork_asm+0x1a/0x30 [ 380.908346] [ 380.936334] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 380.938192] Bluetooth: hci3: failed to register connection device 02:02:06 executing program 0: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:06 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:06 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:06 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:06 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:06 executing program 2: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 381.168407] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 381.171107] debugfs: '201' already exists in 'hci3' [ 381.171890] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 381.172848] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 381.172871] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 381.172883] Workqueue: hci3 hci_rx_work [ 381.172909] Call Trace: [ 381.172916] [ 381.172922] dump_stack_lvl+0xfa/0x120 [ 381.172944] sysfs_warn_dup+0x80/0xa0 [ 381.172970] sysfs_create_dir_ns+0x23b/0x2a0 [ 381.172993] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 381.173015] ? find_held_lock+0x2b/0x80 [ 381.173036] ? lock_release+0xc8/0x290 [ 381.173059] ? do_raw_spin_unlock+0x53/0x220 [ 381.173076] kobject_add_internal+0x24c/0x9a0 [ 381.173102] kobject_add+0x157/0x240 [ 381.173123] ? __pfx_kobject_add+0x10/0x10 [ 381.173142] ? lock_release+0xc8/0x290 [ 381.173165] ? do_raw_spin_unlock+0x53/0x220 [ 381.173181] ? kobject_put+0xaa/0x260 [ 381.173209] device_add+0x32d/0x1830 [ 381.173231] ? __pfx_device_add+0x10/0x10 [ 381.173250] ? hci_debugfs_create_conn+0x10f/0x240 [ 381.173273] ? mgmt_send_event_skb+0x2f3/0x460 [ 381.173292] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 381.173320] hci_conn_add_sysfs+0x117/0x1c0 [ 381.173345] le_conn_complete_evt+0x124b/0x1f60 [ 381.173373] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 381.173391] ? bt_warn+0xdb/0x120 [ 381.173407] ? __pfx_bt_warn+0x10/0x10 [ 381.173430] hci_le_conn_complete_evt+0x22a/0x2c0 [ 381.173461] hci_le_meta_evt+0x34b/0x530 [ 381.173479] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 381.173502] hci_event_packet+0x66c/0x10e0 [ 381.173522] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 381.173541] ? __pfx_hci_event_packet+0x10/0x10 [ 381.173561] ? mark_held_locks+0x49/0x80 [ 381.173592] hci_rx_work+0x96c/0x1270 [ 381.173628] process_one_work+0x8e1/0x19c0 [ 381.173665] ? __pfx_process_one_work+0x10/0x10 [ 381.173687] ? move_linked_works+0x172/0x270 [ 381.173719] ? assign_work+0x196/0x240 [ 381.173744] worker_thread+0x67e/0xe90 [ 381.173766] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 381.173796] ? __pfx_worker_thread+0x10/0x10 [ 381.173820] kthread+0x3c8/0x740 [ 381.173841] ? __pfx_kthread+0x10/0x10 [ 381.173859] ? ret_from_fork+0x23/0x470 [ 381.173875] ? lock_release+0xc8/0x290 [ 381.173898] ? __pfx_kthread+0x10/0x10 [ 381.173920] ret_from_fork+0x38b/0x470 [ 381.173933] ? __pfx_kthread+0x10/0x10 [ 381.173953] ret_from_fork_asm+0x1a/0x30 [ 381.173988] [ 381.197125] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 381.198520] Bluetooth: hci3: failed to register connection device [ 382.967020] Bluetooth: hci3: command 0x0406 tx timeout [ 385.015339] Bluetooth: hci3: command 0x0406 tx timeout 02:02:15 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 389.717558] tmpfs: Unknown parameter ''ýh' 02:02:15 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:15 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:15 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:02:15 executing program 6: timer_delete(0x0) clock_gettime(0x5, &(0x7f0000000140)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f00000000c0)={{r0, r1+60000000}, {0x0, 0x989680}}, &(0x7f0000000100)) syz_mount_image$tmpfs(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000140)=ANY=[]) 02:02:15 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:15 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="1bced13ca2eb4b43d5f06a7c36341a71ae0dc92441202269f06ce6a9b248851981783c2251700f06f71edd68162cd415e3bc9d21f98392fee040f2fecb998fed4866222d67b9f5a708e34297687582d77800a239881d2a56b708c2c7ea0aca65c0f5a05c34eee02aedbb2b3a2c09f995f97fb073177e3c288935ae9b581141f67096e87a945752e9eb585c6685da7b5b5d571bfe2150ed2b6fcc8d6868f9d2834c4e36d398c316eba2892ff26071970bcfa1578c4bae2b3a2dd5d96626d6796dbe906d76bc423830e753d52fd99314c70abc613a37949ae30b24a0e10cdf674636f64627e2daea7e664cc3119f6cf5215646c89c641cde27c8fb3d1de68c8a41d878939b587afe60ee7935dcac269b3bc4333d84a37e5c4ca9ce9698dcca995b9145bb5871b1d74d82ab4f8eed0bb3e6a133a01d597024b7390537f5353745d28246e5d991faa9a795086096bec1af1ddd21b3951af63524fa4d02c32fe3c11c0ccf0e8a9c1c24a9636099d5a770c0193b32bcc432fab67fe4ae9c2f145bc530dde16430e18e7b9cf582dbdfdd48a67049a9d93fa57d16ac779ae25b23a463eab27645f92a503064d8a6076d03f53587c4302cb2320d3618a324677e133562e55a75acb69099419c3623c3724ef08f5705305504fcead1f75b6d10694fab4228a734b71c1aa2a90fbe1d72a7aa214199ea94532198729a477c2a45e22ad2a9695d8567acd85c194ed0ef829968153d89b83e401b31bf3039caa75a3580ccf2fdba795264ab9570724f1a65d4fb5a6750cedc9cf2cfd5709d4e3e3362bf8cddde3e1e3cd87451b05c8e13d5bab05e221a8e11c0717024f185508f2f582cf2d0caebae5d558066390a1565ca38f84a546f2ad6f450aabe8614164a094b1e2c8a419178550e354101ae9ec216b35ce970a8ec7a035db3748d5bdde781a6796c36efd66bd741f99b241e90ba324bd1a67bdcea55afcd1654a7e76d9b6ef177ce5bf67c658d60a1133723d4cf5f93870cca5c640ae9c335cdc2cad1e5bf1c848fe600eeedaaea5c4ed4bc50b7d49543ca07a07fc333d96c08cd18dc4c85daa07da48ee82167ebe4af5d3cd1ac1ca553c1dd790bb512b35b03964623aa56a970e283fb1a26b5fd5e6aef178da0d733c99494fdba1cb48af845787b97f0fb72b362a19e4715037ecdba53d7ea124fd3ceb5ae342406bba1f552797957cc31bc473ba0fa9222ad19eb6e84dffe866bdb7ec72d95fe293201d3ddb2e2d9abfea60391a5e5b4e52f6602810b08c065d8f657d1122c753296af7f59f83ab3d5b74ceaa2bcf3efd15494575d1b22643e7d4068288913108900f1372fbf1f6c937e612e92c288acf9df4bea3bfe0b470770156238e797283929bf5b58931cd270ff74ee4d3da83ec83bca52b169b84dadc59c652bff30a9c82d506872fb4c573213f73aa7b5b916c5bd5d2a9d6da5bee3b989d0d50469be14d39af81bc80161382a30dab6a637eeb76ca24d9ca0cd6ae61ca4990039882b702ab1e830614a859e0927de0cbd3c327138ce2ca15437990997a693f5fc8c329a379cf06701cf012ff47aa5771f0bba8cb393fd0ea04969da669ad184c45839d33eded81ca84f8758bbeca871c4e80f518ddd96444f02fc3e80fa016ae274c150d8ff3b731f5a46f3c7988235af514ab20b0a012fb5874e889067aa0dbc4a04b043c4b948e26bb29396a93239f375c26ede81587139d48536cb76ab8202ec5fa04a890a704f155550538f41ec7a79107e475e015c0631dee8235b5d5ff629234126ef3fdf0d479fce543e099b1ad69b810927eb8d908c068a7de49db684a00fc593d3b2d184db402dd531572ccb81ce4b7575ad303e9cd1c0ccb23da5130a42d87ba26f106671b22a03a03480002876d65a8600bcedb20159334cf2e5ac3cff654ba5d7f9b930831fe437233883e5ad9a861b4b4ea4d37b1ed5483b83f12ac1cc3f0e979355c3f3bf83d77c547fdf7eeed09d49c83335ef5f8c85803d6f7f05c3db86230fc0e6f2f8b0335ca208298ac5cea5b98e4a096c96c7964d316ad4580554015c7aa90d547f45d7a24a084f6cb1c92f323e28e1f21d6f15715fcef19ef46fb25e0a54138083ddcf075168b6d28f064c0a1578107a2e46aa615318efaca62dc6b8f996b90795340efd1952e5fb77d67e4c5a0271851d0ebc6793af2a5f9c734156aaacfd1f84ecab77603e3099ee117d0fb1dccbe2b14237693ec3f4bbf70bd0cd404c110dd034bbff7a4e51d37da3cd53d9c8b31f78c768cb34b0aaf0a426c3f8fc0844e415516df4a79fc202bcc37542449f78143ca8b50d28a142f981347e361350050ca54fb0ffe1bbe0e22d6f8daa3760c0aa0f641cd8b6ddab4fa9a0b8cdab13b8d3f8866b913d79a1f03e920828774659f0899f4429592e3ac4c162bf0cbb5d4c3861116c0e6c3d24610c99510ffdc312e7bb19165b67a34122ab90a24bda8daf3aad0918863648dd422cd205f7ad0d5151007dde39e9c52a07aa8e41c02970bf0442c6115248341b91fabd93426da6b5a5c9e010a563a2b7b12ef66e81e54297fdde1bba6456953e3b8fc72fc5b4051cc740f55a0871983e1dcbb3907f3234eafb982e794d9ed0e3781bed5fc6321c36418324e3b8d37303560c2dd4722bf9302c921af5a47193f96ce2ad6120678273b7d003e50a4c2bf9cb125089880fcf62f9ef247948af8795907647c71fe0a5e96effe1d8a96f8e6ff6e2af75b021c6d8588c5512ecfdb85ed0de9d11a913eaadb0989cd8de5382aa30a175bb5d1511074578513d7a79073ce36901e1a8c979d4c1c37cad3edbd44addae0db08ed96b0daa4cf0ff97fef1a01a30e564c1b7d16b92966adb46222ff348d96b7e107c0ec6338a56f5b54da11eb2f514b793004a0234da81411350efd65047cf0b33dc56cbd814fb4ae5fe68f7b80ea9a07bd564876ea0292309d1085f6d6ecdef11b7d2753138a0c44ca76508f17bd607a300b611b902e997301f2dd6308331666f416163e0a2d73dd3647aa1c90e06c48d79c12d3e29ab6cda9fe86978b93cafd2a684912f1e64b2106ae89f3b22bdfd86a793bb0e704f62a9e19d9912a02724930292e821d73ea5cd65669a40c422fc86bdf2fa935707a364bf7b5b2c24b765c5c88cb1167bcd4d83cef8a96d299d7d00412a63753920f1007c36cab126aea15abc062189ceeb1df0385c09c913c25eb69a7ebbbda92eabe07a2c602ec56846256cc735876a4c488796cbd0ac16847e37e3749432c4c8cf97a68b3326da6d5b11848aea465d34af7cd71152955c032d576c3e6738e681386f460a0249c80b6db263917e9dca07cc652b7c9802b9485a9f4b65db8db76fe9a28ed4370ee828e459f40034f0f3ecafc137cabb18f0ada1267383272dc1b37da1761b2bcfc07c87a9d010be0c5ae40fc370de24f83fe80264d7c24cd225796d23a9a9066aeeb23c2fba928e533ce99c017ac516b400ffee56af38d36b45bbf6794068bca66d98942780ee1e8cad4dab15f7b9e83dd985d8cd483b43821a61d899aec8c3bbbdb2268ccfa4235299b368a08812c740f8edcd8100a674206ba7958d7ea753eb7889727f7c73d64713bc1aa998d8fc3fcbd6125a0f1977ce24432b9c0a40fb7121d1e29349ebba0d830242499ee26f9c28bc15258b584badc20b738b5022ee00a30d9106c379e8b428e6193761e725332e2dcd2484ce231408a64eee951fc4726d3858d6ad129966e3ad243643ac862d23a0bce4a3f7340f713500ffb10e1a03e8fbe07e7d3e5c3c280b987b0a6dd4397960f85d0e577f5f367eede1cbcf4c92c52ffaba364df38473e9c51489b19a8141f5553ce5cc4c913cd31abc2e51f599e5666e2fb712197543838e5af3e132cbac32260ee8ae2c47381a284bfd6031a17a89577e52d96b61e6cc7142824d04e678ba39cd208ab294a2fc5c4a3e212467681c81d013e8c74c5e1075faf318e8180d74102f7177062e4fb720d924f40420f7319cdbe6c130f39c71c6fa94b3ad240e9fd124bdac60f32e7402bf806994964ac917d22bace21a98e0fbabe859eb02c201c42c857e3792e2d3c69363c115ea9b755239ebba568e61502ee4ba65cbdaf7eb6f3c4b42445e2eb345cbc276d2619a7eb2416e8d3d924320b1d81003a3770615534cbce47743be607adf860cb69c45e6135cee8cf54a6703e3185d64d105da20ce451f12daabf35c8b53e8c1bf83aa254f4a3d1abd3f7eec955187ea69e646868de1b3df3fda28c02404751fb1f24734dbf61ea7bb872b48de98292258718a7ced2f419eac90db54f01aeb88b8f298b5eaf45fafddee7e3ffdd70f54d5246656733008e7540d075489b562b0bf56b1a29c901d8f04b47bfbcc18930c32dea6cffee41729444a54740b75c3586f6ad7342ba0c8e1fffaa696158ad147a98d84184b1878a0cd4dc12e6d7a533b45648c3481409f5cc64b4efc7d5f6b6001e1c1aecf625363897ad18cec3824b6d6edabd97fb9270550c76071fde3ad3113fa1eafa33d9aba3aff9db7ac02faff034785981b17c6a5999f29d797dbc6ab3fe5c9120a982a12a1fef1b5f1793822d73f3d33f77c57b978be591893ce006feee2236709f24171292e747eeb4660a1ee51e126040a200f1c68e5c13c2f724a582a534092e94e9e06f1061929a96875b41ea18436237d34232079a0687acb860af9e8eef2d0c1ac411ac298fb2c2805edba8bd5852b43215c989095af7d97947c6c88d8b1843f4ad73ccfa446ca78c5aeac67fe4e51be828b2b17c5b68ec3c73ee72511024c2a7a75a1f603e053abf6af11aa05e85e013fec2c5e362861923c5453d99c64f2b8a68a16036fd6a1537081f8125d89b624835625ec978781ecd2dae58c7dfd3c6588f97e3c63307d4c42c75ec43581cfe97cd4d3e09862945ce602c54849c5a096fe377b73ef6afb9ddc95db5a1c4bf65281a0034f1f9aacde03fdce2bad6f42be9c17a6729ee35545d3d18860d5a878807f046d4f2556fc490319f5663573c1ee9752dac860a0c23b28e79d11679c817643e96df4ea32870e3a7a8f3e6fca563557e0177d05f4513b8b09b51e37392fea7eebbf0657ea821791eb334118b7390a83fc8558b59a259c4987c4a064ced02cfad20385ad3c6fecd1363928552e8fef6a13667f07e0a2177bb9d69d100662fb0869f3e0f4daf0a7811b15671d35f046554cf481e7ec8b12529205f6752d8282bc5b0611d08769ae854e27c81041a0e068cdaa99f80d4ad95b3db21ab71dc61d6482a01451ee02c4f6cf4c760f4dfa6fb7ca96014d12b6d0a14a8efac98a64fc5c498677f04fd65c9fbd57892a7e9e59dcfc728f3c57bf62b5f0a8a8aa6697480f6478176f82918758ceef3804134233bb7fa124fb2851fb4d4b9e8d824c396687377cb1603c676d7b0db0b01bffc7941841da23e6636aa9e679b8c335ec220fae16392f10d4f4c12a6d2c1c28297aa114ad603ef19d4a2405e3cd5a4522d74926ebe24794e40c6ff574db04334e1c6e33ebd81dae57a5e5a1efd7be5f79abc4138b8c07e882ac292174a1c58fe0c70e3c222c8bdb2002f5953ba6ebed487912a3eddd8a306584208ebe1bdda7fa6ccd5af82baa579aff2e5d32b6251662ff236c94e4705086d011184362c41d044840930678a4f5a49af8730879515f6e4e395ce329cc2aaea5f224f4242b5fbc420b87734df54e92a247dd97cfb413e0a222af01e80a17bd43913d9b7c26a6e7cc1f428da0db48eccfd44fb79224bad3fdbf078f5f3a878f8438fd12", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:15 executing program 0: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) [ 389.738092] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 389.739567] debugfs: '201' already exists in 'hci3' [ 389.740627] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 389.741963] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 389.741993] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 389.742008] Workqueue: hci3 hci_rx_work [ 389.742040] Call Trace: [ 389.742049] [ 389.742059] dump_stack_lvl+0xfa/0x120 [ 389.742086] sysfs_warn_dup+0x80/0xa0 [ 389.742120] sysfs_create_dir_ns+0x23b/0x2a0 [ 389.742152] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 389.742182] ? find_held_lock+0x2b/0x80 [ 389.742211] ? lock_release+0xc8/0x290 [ 389.742243] ? do_raw_spin_unlock+0x53/0x220 [ 389.742267] kobject_add_internal+0x24c/0x9a0 [ 389.742304] kobject_add+0x157/0x240 [ 389.742334] ? __pfx_kobject_add+0x10/0x10 [ 389.742361] ? lock_release+0xc8/0x290 [ 389.742393] ? do_raw_spin_unlock+0x53/0x220 [ 389.742414] ? kobject_put+0xaa/0x260 [ 389.742462] device_add+0x32d/0x1830 [ 389.742491] ? __pfx_device_add+0x10/0x10 [ 389.742517] ? hci_debugfs_create_conn+0x10f/0x240 [ 389.742547] ? mgmt_send_event_skb+0x2f3/0x460 [ 389.742572] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 389.742610] hci_conn_add_sysfs+0x117/0x1c0 [ 389.742644] le_conn_complete_evt+0x124b/0x1f60 [ 389.742681] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 389.742707] ? bt_warn+0xdb/0x120 [ 389.742729] ? __pfx_bt_warn+0x10/0x10 [ 389.742762] hci_le_conn_complete_evt+0x22a/0x2c0 [ 389.742801] hci_le_meta_evt+0x34b/0x530 [ 389.742827] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 389.742859] hci_event_packet+0x66c/0x10e0 [ 389.742888] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 389.742913] ? __pfx_hci_event_packet+0x10/0x10 [ 389.742942] ? mark_held_locks+0x49/0x80 [ 389.742985] hci_rx_work+0x96c/0x1270 [ 389.743023] process_one_work+0x8e1/0x19c0 [ 389.743070] ? __pfx_process_one_work+0x10/0x10 [ 389.743100] ? move_linked_works+0x172/0x270 [ 389.743143] ? assign_work+0x196/0x240 [ 389.743176] worker_thread+0x67e/0xe90 [ 389.743207] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 389.743246] ? __pfx_worker_thread+0x10/0x10 [ 389.743278] kthread+0x3c8/0x740 [ 389.743306] ? __pfx_kthread+0x10/0x10 [ 389.743331] ? ret_from_fork+0x23/0x470 [ 389.743355] ? _raw_spin_unlock_irq+0x23/0x40 [ 389.743387] ? __pfx_kthread+0x10/0x10 [ 389.743416] ret_from_fork+0x38b/0x470 [ 389.743434] ? __pfx_kthread+0x10/0x10 [ 389.743461] ret_from_fork_asm+0x1a/0x30 [ 389.743509] [ 389.778110] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 389.781684] Bluetooth: hci3: failed to register connection device 02:02:15 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:15 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:15 executing program 6: futex(&(0x7f0000000080), 0x100, 0x0, 0x0, &(0x7f00000000c0), 0x20000010) 02:02:15 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) 02:02:15 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:15 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:15 executing program 0: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:15 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:15 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:15 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:15 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x52) [ 389.971302] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 389.973393] debugfs: '201' already exists in 'hci3' [ 389.974504] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 389.975919] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 389.975949] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 389.975964] Workqueue: hci3 hci_rx_work [ 389.975997] Call Trace: [ 389.976005] [ 389.976013] dump_stack_lvl+0xfa/0x120 [ 389.976040] sysfs_warn_dup+0x80/0xa0 [ 389.976073] sysfs_create_dir_ns+0x23b/0x2a0 [ 389.976104] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 389.976133] ? find_held_lock+0x2b/0x80 [ 389.976161] ? lock_release+0xc8/0x290 [ 389.976192] ? do_raw_spin_unlock+0x53/0x220 [ 389.976215] kobject_add_internal+0x24c/0x9a0 [ 389.976250] kobject_add+0x157/0x240 [ 389.976278] ? __pfx_kobject_add+0x10/0x10 [ 389.976305] ? lock_release+0xc8/0x290 [ 389.976335] ? do_raw_spin_unlock+0x53/0x220 [ 389.976356] ? kobject_put+0xaa/0x260 [ 389.976395] device_add+0x32d/0x1830 [ 389.976424] ? __pfx_device_add+0x10/0x10 [ 389.976456] ? hci_debugfs_create_conn+0x10f/0x240 [ 389.976487] ? mgmt_send_event_skb+0x2f3/0x460 [ 389.976512] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 389.976550] hci_conn_add_sysfs+0x117/0x1c0 [ 389.976583] le_conn_complete_evt+0x124b/0x1f60 [ 389.976620] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 389.976644] ? bt_warn+0xdb/0x120 [ 389.976665] ? __pfx_bt_warn+0x10/0x10 [ 389.976697] hci_le_conn_complete_evt+0x22a/0x2c0 [ 389.976732] hci_le_meta_evt+0x34b/0x530 [ 389.976755] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 389.976786] hci_event_packet+0x66c/0x10e0 [ 389.976813] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 389.976838] ? __pfx_hci_event_packet+0x10/0x10 [ 389.976866] ? mark_held_locks+0x49/0x80 [ 389.976908] hci_rx_work+0x96c/0x1270 [ 389.976945] process_one_work+0x8e1/0x19c0 [ 389.976991] ? __pfx_process_one_work+0x10/0x10 [ 389.977020] ? move_linked_works+0x172/0x270 [ 389.977063] ? assign_work+0x196/0x240 [ 389.977096] worker_thread+0x67e/0xe90 [ 389.977127] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 389.977166] ? __pfx_worker_thread+0x10/0x10 [ 389.977199] kthread+0x3c8/0x740 [ 389.977227] ? __pfx_kthread+0x10/0x10 [ 389.977252] ? ret_from_fork+0x23/0x470 [ 389.977273] ? lock_release+0xc8/0x290 [ 389.977304] ? __pfx_kthread+0x10/0x10 [ 389.977332] ret_from_fork+0x38b/0x470 [ 389.977350] ? __pfx_kthread+0x10/0x10 [ 389.977377] ret_from_fork_asm+0x1a/0x30 [ 389.977425] [ 390.008850] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 390.010950] Bluetooth: hci3: failed to register connection device [ 391.798567] Bluetooth: hci3: command 0x0406 tx timeout [ 393.850079] Bluetooth: hci3: command 0x0406 tx timeout 02:02:26 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:26 executing program 6: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x7a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000000), 0x17, 0x2b8f02) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/syz0\x00', 0x1ff) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000480)='./cgroup/syz0\x00', 0x1ff) syz_io_uring_setup(0x400053bb, &(0x7f0000000680)={0x0, 0x4908, 0x8, 0x2, 0x80147, 0x0, r1}, &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ffd000/0x1000)=nil, &(0x7f00000004c0), &(0x7f0000000180)) r2 = epoll_create1(0x0) r3 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x0) r4 = syz_open_dev$sg(&(0x7f0000002ac0), 0x0, 0x0) r5 = dup2(r3, r4) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r5, &(0x7f0000000000)) r6 = syz_open_procfs$userns(0x0, &(0x7f0000000540)) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r8, 0x8933, &(0x7f0000000140)={'wlan0\x00', 0x0}) r10 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NL80211_CMD_REGISTER_FRAME(r7, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000008c0)=ANY=[@ANYBLOB="00daf885e31eafb6f448e1bff9c7392f7cc5268b2fa6000000095d8198e83b7bb93eafb254e2fc9905f5c74aab0f66e294c5eea0badbd729d4655da3c5510700a87ac4e592645cac03cdf69ef40000003f028fe6cacd71abef94dee2db3f00c1324baef91e2b173879f3205edbb24e4d1951", @ANYRES16=r10, @ANYBLOB="0100000000000000005c00433251767cb64a1adc94370000250e2351d96e1bbb4105661ce0a46e9c655a0c8e6963c715e5059620018e11019e9e64cf083c0074050000cb8c582784b93c1c5a35376fddf8134a6f57fd1ddb677b4fb6c23ec9ac7f191d6b6251a47dcac4866b174a8c965d2c4ab69f7323fafc", @ANYRES32=r9, @ANYBLOB="04005b000600650000040000"], 0x28}}, 0x0) ppoll(&(0x7f0000000580)=[{r4, 0x1001}, {r5, 0x8000}, {0xffffffffffffffff, 0x4001}, {r0, 0x41}, {0xffffffffffffffff, 0x2004}, {r5, 0x96c2}, {0xffffffffffffffff, 0x2204}, {r6, 0x20}, {r2, 0x2}, {r7, 0x2321}], 0xa, &(0x7f0000000600), &(0x7f0000000640)={[0x3]}, 0x8) io_uring_register$IORING_REGISTER_BUFFERS(r5, 0x0, &(0x7f0000000440)=[{&(0x7f0000000240)=""/209, 0xd1}, {&(0x7f0000000340)=""/26, 0x1a}, {&(0x7f0000000380)=""/70, 0x46}, {&(0x7f0000000400)=""/35, 0x23}], 0x4) ioctl$FS_IOC_GETVERSION(r1, 0x80087601, &(0x7f0000000200)) sync() 02:02:26 executing program 0: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:26 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:26 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, 0x0, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:26 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:26 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:26 executing program 5: syz_emit_vhci(&(0x7f00000002c0)=@HCI_ACLDATA_PKT={0x2, {0xc9, 0x1, 0x0, 0xc}, @l2cap_cid_signaling={{0x8}, [@l2cap_disconn_req={{0x6, 0x0, 0x4}, {0x1ff}}]}}, 0x11) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000000c0)=ANY=[@ANYBLOB="04ff62941ff4d5031c5fb6a9b88b92dda6dc88981d526d480a0f6d21133b4c874b54524c729a21d3bc51bf0a89a2dc13d24fb67d73dcdd49888f4a8af7b9ce86ea08efc0e30df914259162b66b0de18666c8fd247abc069e4418a6f061e4e71155a07a44be"], 0x65) syz_emit_vhci(&(0x7f00000001c0)=@HCI_EVENT_PKT={0x4, @hci_ev_disconn_logical_link_complete={{0x46, 0x4}, {0x80, 0xc8, 0x6}}}, 0x7) syz_emit_vhci(&(0x7f0000000300)=ANY=[@ANYBLOB="03c80048e2580083fe19296a6f1d5f59868752d9c8bcf9b8ce91939ab606a190c70440cf5d243640f1d69fa3ff2cf7f11b187ed583f44203a3a040c84c2235e78dfd0ce60c8d997539503094f65d6dfb4e14622f25dec0"], 0x4c) syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="03c800977a324299d22307fe0f459a2de0d946c8aaf9ae0c762eb492a16dc606a87fcb16d6f3e062c3b365ed90ff3236c1c2e2cdd1a8ad74ee2c5d61827687a95c962ead666a512eefa58edbf2694fbcf2daecc396e4692fe9ec5bf011308a015c0befdeae53d4dad1a0eb288d7510f80cf0af945546e3ad6f729efb1e5ed9624f01cc3f09da43eed8a60f79"], 0x9b) syz_emit_vhci(&(0x7f0000000200)=ANY=[@ANYBLOB="03c8009a96a29714deff98e9fa29f2f160aa8484224aa34cb8dd7055dc73cea43ba6a12b9a4e39efce37738335ff7d55ea74749f8771097d033760be63df4636c864d1396ba5a172aedfabcd0e160501bc0fdeedcb48b40618be826f3c757bfc53eeba571336e31e9dc26106d5619950e0399b792a85be11cae72287b70bf0c3e3b948dcb1a450363c25050e56db2470e8102fa200000000"], 0x9e) [ 400.756431] Bluetooth: Unexpected continuation frame (len 12) [ 400.759931] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 400.760015] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 400.761423] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 400.762779] Bluetooth: Unexpected continuation frame (len 12) [ 400.765699] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 400.765824] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 400.787850] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 400.790404] debugfs: '201' already exists in 'hci3' [ 400.791856] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 400.793230] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 400.793259] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 400.793273] Workqueue: hci3 hci_rx_work [ 400.793306] Call Trace: [ 400.793313] [ 400.793322] dump_stack_lvl+0xfa/0x120 [ 400.793348] sysfs_warn_dup+0x80/0xa0 [ 400.793381] sysfs_create_dir_ns+0x23b/0x2a0 [ 400.793412] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 400.793441] ? find_held_lock+0x2b/0x80 [ 400.793476] ? lock_release+0xc8/0x290 [ 400.793512] ? do_raw_spin_unlock+0x53/0x220 [ 400.793535] kobject_add_internal+0x24c/0x9a0 [ 400.793569] kobject_add+0x157/0x240 [ 400.793597] ? __pfx_kobject_add+0x10/0x10 [ 400.793624] ? lock_release+0xc8/0x290 [ 400.793654] ? do_raw_spin_unlock+0x53/0x220 [ 400.793675] ? kobject_put+0xaa/0x260 [ 400.793713] device_add+0x32d/0x1830 [ 400.793743] ? __pfx_device_add+0x10/0x10 [ 400.793768] ? hci_debugfs_create_conn+0x10f/0x240 [ 400.793799] ? mgmt_send_event_skb+0x2f3/0x460 [ 400.793824] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 400.793877] hci_conn_add_sysfs+0x117/0x1c0 [ 400.793910] le_conn_complete_evt+0x124b/0x1f60 [ 400.793946] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 400.793971] ? bt_warn+0xdb/0x120 [ 400.793992] ? __pfx_bt_warn+0x10/0x10 [ 400.794023] hci_le_conn_complete_evt+0x22a/0x2c0 [ 400.794058] hci_le_meta_evt+0x34b/0x530 [ 400.794081] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 400.794112] hci_event_packet+0x66c/0x10e0 [ 400.794139] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 400.794164] ? __pfx_hci_event_packet+0x10/0x10 [ 400.794192] ? mark_held_locks+0x49/0x80 [ 400.794233] hci_rx_work+0x96c/0x1270 [ 400.794271] process_one_work+0x8e1/0x19c0 [ 400.794317] ? __pfx_process_one_work+0x10/0x10 [ 400.794346] ? move_linked_works+0x172/0x270 [ 400.794389] ? assign_work+0x196/0x240 [ 400.794422] worker_thread+0x67e/0xe90 [ 400.794453] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 400.794492] ? __pfx_worker_thread+0x10/0x10 [ 400.794524] kthread+0x3c8/0x740 [ 400.794551] ? __pfx_kthread+0x10/0x10 [ 400.794576] ? ret_from_fork+0x23/0x470 [ 400.794597] ? lock_release+0xc8/0x290 [ 400.794628] ? __pfx_kthread+0x10/0x10 [ 400.794656] ret_from_fork+0x38b/0x470 [ 400.794674] ? __pfx_kthread+0x10/0x10 [ 400.794702] ret_from_fork_asm+0x1a/0x30 [ 400.794750] [ 400.825946] kobject: kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 400.830169] Bluetooth: hci3: failed to register connection device 02:02:26 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, 0x0, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) [ 402.870551] Bluetooth: hci3: command 0x0406 tx timeout 02:02:37 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x52) ioctl$SCSI_IOCTL_SEND_COMMAND(0xffffffffffffffff, 0x1, &(0x7f0000000240)={0x1000, 0xfe56, 0x22, "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"}) 02:02:37 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:02:37 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:37 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:37 executing program 0: syz_emit_vhci(0x0, 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:37 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:37 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, 0x0, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:37 executing program 6: delete_module(0x0, 0x800) delete_module(&(0x7f0000000000)='}\x0f\xcc@!&\x00', 0x800) 02:02:37 executing program 6: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCL_SETSEL(0xffffffffffffffff, 0x541c, &(0x7f0000000000)={0x2, {0x2, 0x77c, 0x8000, 0x5, 0x1}}) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0, {0x9}}, './file0\x00'}) ioctl$TIOCL_BLANKSCREEN(r1, 0x541c, &(0x7f0000000180)) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000040)="1366432875f6eb6a97d0ce51599ba05c0125a75a9cc6395be0d264203e33647913d4a923e09999944dea6050042043318f6bdca99d441912282b255a8e00d9b74fc93d782146ec477ba152e98df3785259e0f61fcf44dfa2742dad4d6c937049ce5b9eade4b0faca3345193586df45da63ff96ce5bbcfc17d6ee775adcbdf403e08eaef5d71116306560d5352d970aeac76c61310cdd711b2842", 0x9a}], 0x1) 02:02:37 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:37 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:37 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:37 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:37 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:37 executing program 5: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="0412084b56179c7253afb37429cb75f556656289ae0ef9c4947b5d23668c"], 0xb) syz_emit_vhci(0x0, 0x52) 02:02:37 executing program 1: write$bt_hci(0xffffffffffffffff, &(0x7f0000000000)={0x1, @create_conn_cancel={{0x408, 0x6}}}, 0xa) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f0000000040)=@HCI_EVENT_PKT={0x4, @hci_ev_stack_internal={{0xfd, 0xbd}, {0x200, "1e0ca2f120e326026cd9e2157b485bf12dabcf5ccadfce4312d49d32c99f0ab092604ae2743168c0c62780367deda60095ce00f905dec4cb256dde24244a996ebe4143d31ba097723c4c98d535d8a9a9c138bc5060e12019196946a1590ff8fdc2e291e65b35524e6ba21a640b025f7ce9f5cc890e97f099b339096971796826b520340e58feb1495e5c089e60e69c628fb5402ddf3fb7ce24d6a2b2eff1bb6fdf8916d9aa82909b0276e4c2e1d22d35398b1bdcd2139938bc895b"}}}, 0xc0) [ 411.613938] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 02:02:37 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x84}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x80}, 0x2) 02:02:37 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:37 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:37 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:37 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="1bced13ca2eb4b43d5f06a7c36341a71ae0dc92441202269f06ce6a9b248851981783c2251700f06f71edd68162cd415e3bc9d21f98392fee040f2fecb998fed4866222d67b9f5a708e34297687582d77800a239881d2a56b708c2c7ea0aca65c0f5a05c34eee02aedbb2b3a2c09f995f97fb073177e3c288935ae9b581141f67096e87a945752e9eb585c6685da7b5b5d571bfe2150ed2b6fcc8d6868f9d2834c4e36d398c316eba2892ff26071970bcfa1578c4bae2b3a2dd5d96626d6796dbe906d76bc423830e753d52fd99314c70abc613a37949ae30b24a0e10cdf674636f64627e2daea7e664cc3119f6cf5215646c89c641cde27c8fb3d1de68c8a41d878939b587afe60ee7935dcac269b3bc4333d84a37e5c4ca9ce9698dcca995b9145bb5871b1d74d82ab4f8eed0bb3e6a133a01d597024b7390537f5353745d28246e5d991faa9a795086096bec1af1ddd21b3951af63524fa4d02c32fe3c11c0ccf0e8a9c1c24a9636099d5a770c0193b32bcc432fab67fe4ae9c2f145bc530dde16430e18e7b9cf582dbdfdd48a67049a9d93fa57d16ac779ae25b23a463eab27645f92a503064d8a6076d03f53587c4302cb2320d3618a324677e133562e55a75acb69099419c3623c3724ef08f5705305504fcead1f75b6d10694fab4228a734b71c1aa2a90fbe1d72a7aa214199ea94532198729a477c2a45e22ad2a9695d8567acd85c194ed0ef829968153d89b83e401b31bf3039caa75a3580ccf2fdba795264ab9570724f1a65d4fb5a6750cedc9cf2cfd5709d4e3e3362bf8cddde3e1e3cd87451b05c8e13d5bab05e221a8e11c0717024f185508f2f582cf2d0caebae5d558066390a1565ca38f84a546f2ad6f450aabe8614164a094b1e2c8a419178550e354101ae9ec216b35ce970a8ec7a035db3748d5bdde781a6796c36efd66bd741f99b241e90ba324bd1a67bdcea55afcd1654a7e76d9b6ef177ce5bf67c658d60a1133723d4cf5f93870cca5c640ae9c335cdc2cad1e5bf1c848fe600eeedaaea5c4ed4bc50b7d49543ca07a07fc333d96c08cd18dc4c85daa07da48ee82167ebe4af5d3cd1ac1ca553c1dd790bb512b35b03964623aa56a970e283fb1a26b5fd5e6aef178da0d733c99494fdba1cb48af845787b97f0fb72b362a19e4715037ecdba53d7ea124fd3ceb5ae342406bba1f552797957cc31bc473ba0fa9222ad19eb6e84dffe866bdb7ec72d95fe293201d3ddb2e2d9abfea60391a5e5b4e52f6602810b08c065d8f657d1122c753296af7f59f83ab3d5b74ceaa2bcf3efd15494575d1b22643e7d4068288913108900f1372fbf1f6c937e612e92c288acf9df4bea3bfe0b470770156238e797283929bf5b58931cd270ff74ee4d3da83ec83bca52b169b84dadc59c652bff30a9c82d506872fb4c573213f73aa7b5b916c5bd5d2a9d6da5bee3b989d0d50469be14d39af81bc80161382a30dab6a637eeb76ca24d9ca0cd6ae61ca4990039882b702ab1e830614a859e0927de0cbd3c327138ce2ca15437990997a693f5fc8c329a379cf06701cf012ff47aa5771f0bba8cb393fd0ea04969da669ad184c45839d33eded81ca84f8758bbeca871c4e80f518ddd96444f02fc3e80fa016ae274c150d8ff3b731f5a46f3c7988235af514ab20b0a012fb5874e889067aa0dbc4a04b043c4b948e26bb29396a93239f375c26ede81587139d48536cb76ab8202ec5fa04a890a704f155550538f41ec7a79107e475e015c0631dee8235b5d5ff629234126ef3fdf0d479fce543e099b1ad69b810927eb8d908c068a7de49db684a00fc593d3b2d184db402dd531572ccb81ce4b7575ad303e9cd1c0ccb23da5130a42d87ba26f106671b22a03a03480002876d65a8600bcedb20159334cf2e5ac3cff654ba5d7f9b930831fe437233883e5ad9a861b4b4ea4d37b1ed5483b83f12ac1cc3f0e979355c3f3bf83d77c547fdf7eeed09d49c83335ef5f8c85803d6f7f05c3db86230fc0e6f2f8b0335ca208298ac5cea5b98e4a096c96c7964d316ad4580554015c7aa90d547f45d7a24a084f6cb1c92f323e28e1f21d6f15715fcef19ef46fb25e0a54138083ddcf075168b6d28f064c0a1578107a2e46aa615318efaca62dc6b8f996b90795340efd1952e5fb77d67e4c5a0271851d0ebc6793af2a5f9c734156aaacfd1f84ecab77603e3099ee117d0fb1dccbe2b14237693ec3f4bbf70bd0cd404c110dd034bbff7a4e51d37da3cd53d9c8b31f78c768cb34b0aaf0a426c3f8fc0844e415516df4a79fc202bcc37542449f78143ca8b50d28a142f981347e361350050ca54fb0ffe1bbe0e22d6f8daa3760c0aa0f641cd8b6ddab4fa9a0b8cdab13b8d3f8866b913d79a1f03e920828774659f0899f4429592e3ac4c162bf0cbb5d4c3861116c0e6c3d24610c99510ffdc312e7bb19165b67a34122ab90a24bda8daf3aad0918863648dd422cd205f7ad0d5151007dde39e9c52a07aa8e41c02970bf0442c6115248341b91fabd93426da6b5a5c9e010a563a2b7b12ef66e81e54297fdde1bba6456953e3b8fc72fc5b4051cc740f55a0871983e1dcbb3907f3234eafb982e794d9ed0e3781bed5fc6321c36418324e3b8d37303560c2dd4722bf9302c921af5a47193f96ce2ad6120678273b7d003e50a4c2bf9cb125089880fcf62f9ef247948af8795907647c71fe0a5e96effe1d8a96f8e6ff6e2af75b021c6d8588c5512ecfdb85ed0de9d11a913eaadb0989cd8de5382aa30a175bb5d1511074578513d7a79073ce36901e1a8c979d4c1c37cad3edbd44addae0db08ed96b0daa4cf0ff97fef1a01a30e564c1b7d16b92966adb46222ff348d96b7e107c0ec6338a56f5b54da11eb2f514b793004a0234da81411350efd65047cf0b33dc56cbd814fb4ae5fe68f7b80ea9a07bd564876ea0292309d1085f6d6ecdef11b7d2753138a0c44ca76508f17bd607a300b611b902e997301f2dd6308331666f416163e0a2d73dd3647aa1c90e06c48d79c12d3e29ab6cda9fe86978b93cafd2a684912f1e64b2106ae89f3b22bdfd86a793bb0e704f62a9e19d9912a02724930292e821d73ea5cd65669a40c422fc86bdf2fa935707a364bf7b5b2c24b765c5c88cb1167bcd4d83cef8a96d299d7d00412a63753920f1007c36cab126aea15abc062189ceeb1df0385c09c913c25eb69a7ebbbda92eabe07a2c602ec56846256cc735876a4c488796cbd0ac16847e37e3749432c4c8cf97a68b3326da6d5b11848aea465d34af7cd71152955c032d576c3e6738e681386f460a0249c80b6db263917e9dca07cc652b7c9802b9485a9f4b65db8db76fe9a28ed4370ee828e459f40034f0f3ecafc137cabb18f0ada1267383272dc1b37da1761b2bcfc07c87a9d010be0c5ae40fc370de24f83fe80264d7c24cd225796d23a9a9066aeeb23c2fba928e533ce99c017ac516b400ffee56af38d36b45bbf6794068bca66d98942780ee1e8cad4dab15f7b9e83dd985d8cd483b43821a61d899aec8c3bbbdb2268ccfa4235299b368a08812c740f8edcd8100a674206ba7958d7ea753eb7889727f7c73d64713bc1aa998d8fc3fcbd6125a0f1977ce24432b9c0a40fb7121d1e29349ebba0d830242499ee26f9c28bc15258b584badc20b738b5022ee00a30d9106c379e8b428e6193761e725332e2dcd2484ce231408a64eee951fc4726d3858d6ad129966e3ad243643ac862d23a0bce4a3f7340f713500ffb10e1a03e8fbe07e7d3e5c3c280b987b0a6dd4397960f85d0e577f5f367eede1cbcf4c92c52ffaba364df38473e9c51489b19a8141f5553ce5cc4c913cd31abc2e51f599e5666e2fb712197543838e5af3e132cbac32260ee8ae2c47381a284bfd6031a17a89577e52d96b61e6cc7142824d04e678ba39cd208ab294a2fc5c4a3e212467681c81d013e8c74c5e1075faf318e8180d74102f7177062e4fb720d924f40420f7319cdbe6c130f39c71c6fa94b3ad240e9fd124bdac60f32e7402bf806994964ac917d22bace21a98e0fbabe859eb02c201c42c857e3792e2d3c69363c115ea9b755239ebba568e61502ee4ba65cbdaf7eb6f3c4b42445e2eb345cbc276d2619a7eb2416e8d3d924320b1d81003a3770615534cbce47743be607adf860cb69c45e6135cee8cf54a6703e3185d64d105da20ce451f12daabf35c8b53e8c1bf83aa254f4a3d1abd3f7eec955187ea69e646868de1b3df3fda28c02404751fb1f24734dbf61ea7bb872b48de98292258718a7ced2f419eac90db54f01aeb88b8f298b5eaf45fafddee7e3ffdd70f54d5246656733008e7540d075489b562b0bf56b1a29c901d8f04b47bfbcc18930c32dea6cffee41729444a54740b75c3586f6ad7342ba0c8e1fffaa696158ad147a98d84184b1878a0cd4dc12e6d7a533b45648c3481409f5cc64b4efc7d5f6b6001e1c1aecf625363897ad18cec3824b6d6edabd97fb9270550c76071fde3ad3113fa1eafa33d9aba3aff9db7ac02faff034785981b17c6a5999f29d797dbc6ab3fe5c9120a982a12a1fef1b5f1793822d73f3d33f77c57b978be591893ce006feee2236709f24171292e747eeb4660a1ee51e126040a200f1c68e5c13c2f724a582a534092e94e9e06f1061929a96875b41ea18436237d34232079a0687acb860af9e8eef2d0c1ac411ac298fb2c2805edba8bd5852b43215c989095af7d97947c6c88d8b1843f4ad73ccfa446ca78c5aeac67fe4e51be828b2b17c5b68ec3c73ee72511024c2a7a75a1f603e053abf6af11aa05e85e013fec2c5e362861923c5453d99c64f2b8a68a16036fd6a1537081f8125d89b624835625ec978781ecd2dae58c7dfd3c6588f97e3c63307d4c42c75ec43581cfe97cd4d3e09862945ce602c54849c5a096fe377b73ef6afb9ddc95db5a1c4bf65281a0034f1f9aacde03fdce2bad6f42be9c17a6729ee35545d3d18860d5a878807f046d4f2556fc490319f5663573c1ee9752dac860a0c23b28e79d11679c817643e96df4ea32870e3a7a8f3e6fca563557e0177d05f4513b8b09b51e37392fea7eebbf0657ea821791eb334118b7390a83fc8558b59a259c4987c4a064ced02cfad20385ad3c6fecd1363928552e8fef6a13667f07e0a2177bb9d69d100662fb0869f3e0f4daf0a7811b15671d35f046554cf481e7ec8b12529205f6752d8282bc5b0611d08769ae854e27c81041a0e068cdaa99f80d4ad95b3db21ab71dc61d6482a01451ee02c4f6cf4c760f4dfa6fb7ca96014d12b6d0a14a8efac98a64fc5c498677f04fd65c9fbd57892a7e9e59dcfc728f3c57bf62b5f0a8a8aa6697480f6478176f82918758ceef3804134233bb7fa124fb2851fb4d4b9e8d824c396687377cb1603c676d7b0db0b01bffc7941841da23e6636aa9e679b8c335ec220fae16392f10d4f4c12a6d2c1c28297aa114ad603ef19d4a2405e3cd5a4522d74926ebe24794e40c6ff574db04334e1c6e33ebd81dae57a5e5a1efd7be5f79abc4138b8c07e882ac292174a1c58fe0c70e3c222c8bdb2002f5953ba6ebed487912a3eddd8a306584208ebe1bdda7fa6ccd5af82baa579aff2e5d32b6251662ff236c94e4705086d011184362c41d044840930678a4f5a49af8730879515f6e4e395ce329cc2aaea5f224f4242b5fbc420b87734df54e92a247dd97cfb413e0a222af01e80a17bd43913d9b7c26a6e7cc1f428da0db48eccfd44fb79224bad3fdbf078f5f3a878f8438fd12", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:37 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:37 executing program 1: getsockopt$inet_buf(0xffffffffffffffff, 0x0, 0x4, &(0x7f0000000000)=""/21, &(0x7f0000000040)=0x15) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0xfd}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) [ 411.828769] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 411.913237] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 411.915020] debugfs: '0' already exists in 'hci2' [ 411.916070] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 411.917341] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 411.917370] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 411.917384] Workqueue: hci2 hci_rx_work [ 411.917417] Call Trace: [ 411.917425] [ 411.917434] dump_stack_lvl+0xfa/0x120 [ 411.917467] sysfs_warn_dup+0x80/0xa0 [ 411.917500] sysfs_create_dir_ns+0x23b/0x2a0 [ 411.917531] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 411.917560] ? find_held_lock+0x2b/0x80 [ 411.917587] ? lock_release+0xc8/0x290 [ 411.917618] ? do_raw_spin_unlock+0x53/0x220 [ 411.917640] kobject_add_internal+0x24c/0x9a0 [ 411.917675] kobject_add+0x157/0x240 [ 411.917703] ? __pfx_kobject_add+0x10/0x10 [ 411.917730] ? lock_release+0xc8/0x290 [ 411.917760] ? do_raw_spin_unlock+0x53/0x220 [ 411.917781] ? kobject_put+0xaa/0x260 [ 411.917820] device_add+0x32d/0x1830 [ 411.917849] ? __pfx_device_add+0x10/0x10 [ 411.917874] ? hci_debugfs_create_conn+0x10f/0x240 [ 411.917904] ? mgmt_send_event_skb+0x2f3/0x460 [ 411.917929] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 411.917979] hci_conn_add_sysfs+0x117/0x1c0 [ 411.918013] le_conn_complete_evt+0x124b/0x1f60 [ 411.918049] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 411.918074] ? bt_warn+0xdb/0x120 [ 411.918095] ? __pfx_bt_warn+0x10/0x10 [ 411.918127] hci_le_conn_complete_evt+0x22a/0x2c0 [ 411.918161] hci_le_meta_evt+0x34b/0x530 [ 411.918184] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 411.918216] hci_event_packet+0x66c/0x10e0 [ 411.918243] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 411.918268] ? __pfx_hci_event_packet+0x10/0x10 [ 411.918296] ? mark_held_locks+0x49/0x80 [ 411.918338] hci_rx_work+0x96c/0x1270 [ 411.918375] process_one_work+0x8e1/0x19c0 [ 411.918422] ? __pfx_process_one_work+0x10/0x10 [ 411.918451] ? move_linked_works+0x172/0x270 [ 411.918494] ? assign_work+0x196/0x240 [ 411.918527] worker_thread+0x67e/0xe90 [ 411.918558] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 411.918597] ? __pfx_worker_thread+0x10/0x10 [ 411.918629] kthread+0x3c8/0x740 [ 411.918657] ? __pfx_kthread+0x10/0x10 [ 411.918682] ? ret_from_fork+0x23/0x470 [ 411.918703] ? lock_release+0xc8/0x290 [ 411.918734] ? __pfx_kthread+0x10/0x10 [ 411.918763] ret_from_fork+0x38b/0x470 [ 411.918781] ? __pfx_kthread+0x10/0x10 [ 411.918808] ret_from_fork_asm+0x1a/0x30 [ 411.918856] [ 411.950557] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 411.952669] Bluetooth: hci2: failed to register connection device [ 413.622581] Bluetooth: hci2: command 0x0406 tx timeout [ 413.878568] Bluetooth: hci6: command 0x0406 tx timeout [ 415.670504] Bluetooth: hci2: command 0x0406 tx timeout 02:02:48 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:48 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="04"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:48 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f0000000240)=@HCI_SCODATA_PKT={0x3, {0xc8, 0x1000}, "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"}, 0x1004) 02:02:48 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:48 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:48 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:48 executing program 4: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:48 executing program 5: r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) r1 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r1) syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYRES32=r0, @ANYRESOCT=r1, @ANYRES32, @ANYRES32=r1], 0xb) r2 = shmget$private(0x0, 0x5000, 0x1800, &(0x7f0000ffb000/0x5000)=nil) shmat(r2, &(0x7f0000400000/0xc00000)=nil, 0x5000) shmat(r2, &(0x7f0000ffb000/0x1000)=nil, 0x1000) syz_emit_vhci(0x0, 0x52) [ 422.413676] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 422.415714] debugfs: '0' already exists in 'hci6' [ 422.419868] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 422.423246] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 422.423279] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 422.423296] Workqueue: hci6 hci_rx_work [ 422.423331] Call Trace: [ 422.423340] [ 422.423349] dump_stack_lvl+0xfa/0x120 [ 422.423377] sysfs_warn_dup+0x80/0xa0 [ 422.423412] sysfs_create_dir_ns+0x23b/0x2a0 [ 422.423444] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 422.423482] ? find_held_lock+0x2b/0x80 [ 422.423510] ? lock_release+0xc8/0x290 [ 422.423542] ? do_raw_spin_unlock+0x53/0x220 [ 422.423567] kobject_add_internal+0x24c/0x9a0 [ 422.423602] kobject_add+0x157/0x240 [ 422.423631] ? __pfx_kobject_add+0x10/0x10 [ 422.423658] ? lock_release+0xc8/0x290 [ 422.423689] ? do_raw_spin_unlock+0x53/0x220 [ 422.423711] ? kobject_put+0xaa/0x260 [ 422.423749] device_add+0x32d/0x1830 [ 422.423781] ? __pfx_device_add+0x10/0x10 [ 422.423807] ? hci_debugfs_create_conn+0x10f/0x240 [ 422.423838] ? mgmt_send_event_skb+0x2f3/0x460 [ 422.423865] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 422.423904] hci_conn_add_sysfs+0x117/0x1c0 [ 422.423937] le_conn_complete_evt+0x124b/0x1f60 [ 422.423975] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 422.424000] ? bt_warn+0xdb/0x120 [ 422.424022] ? __pfx_bt_warn+0x10/0x10 [ 422.424054] hci_le_conn_complete_evt+0x22a/0x2c0 [ 422.424089] hci_le_meta_evt+0x34b/0x530 [ 422.424114] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 422.424145] hci_event_packet+0x66c/0x10e0 [ 422.424173] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 422.424199] ? __pfx_hci_event_packet+0x10/0x10 [ 422.424227] ? mark_held_locks+0x49/0x80 [ 422.424270] hci_rx_work+0x96c/0x1270 [ 422.424308] process_one_work+0x8e1/0x19c0 [ 422.424355] ? __pfx_process_one_work+0x10/0x10 [ 422.424386] ? move_linked_works+0x172/0x270 [ 422.424430] ? assign_work+0x196/0x240 [ 422.424463] worker_thread+0x67e/0xe90 [ 422.424495] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 422.424536] ? __pfx_worker_thread+0x10/0x10 [ 422.424568] kthread+0x3c8/0x740 [ 422.424596] ? __pfx_kthread+0x10/0x10 [ 422.424622] ? ret_from_fork+0x23/0x470 [ 422.424644] ? lock_release+0xc8/0x290 [ 422.424676] ? __pfx_kthread+0x10/0x10 [ 422.424712] ret_from_fork+0x38b/0x470 [ 422.424730] ? __pfx_kthread+0x10/0x10 [ 422.424758] ret_from_fork_asm+0x1a/0x30 [ 422.424807] [ 422.456700] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 422.456750] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 422.458744] Bluetooth: hci6: failed to register connection device [ 422.493990] Bluetooth: hci2: Received unexpected HCI Event 0x00 02:02:48 executing program 1: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="0412080000000000000000b51db052c905893b77f5b06ebd9d20a3782f69d8a7a27df8a0a5ab92d060527786218f23fa822de1ac1550081b8047c55d3304f1d329b7f27bbc2e92ea0de48894d3f52ee3a2300a7308fb2a7c542ce92ed4518ccb7b"], 0xb) syz_emit_vhci(&(0x7f00000000c0)=@HCI_VENDOR_PKT={0xff, 0x40}, 0x2) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xffffffffffffff76) syz_emit_vhci(&(0x7f0000000080)=@HCI_EVENT_PKT={0x4, @hci_ev_remote_version={{0xc, 0x8}, {0x4a, 0xc9, 0x40, 0x80, 0x298c}}}, 0xb) 02:02:48 executing program 4: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:48 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="04"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 422.573183] Bluetooth: hci2: Received unexpected HCI Event 0x00 02:02:48 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:48 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="04"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:48 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:48 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 422.623274] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 422.629811] debugfs: '0' already exists in 'hci6' [ 422.630854] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 422.632139] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 422.632169] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 422.632185] Workqueue: hci6 hci_rx_work [ 422.632219] Call Trace: [ 422.632228] [ 422.632237] dump_stack_lvl+0xfa/0x120 [ 422.632265] sysfs_warn_dup+0x80/0xa0 [ 422.632299] sysfs_create_dir_ns+0x23b/0x2a0 [ 422.632331] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 422.632361] ? find_held_lock+0x2b/0x80 [ 422.632390] ? lock_release+0xc8/0x290 [ 422.632421] ? do_raw_spin_unlock+0x53/0x220 [ 422.632445] kobject_add_internal+0x24c/0x9a0 [ 422.632489] kobject_add+0x157/0x240 [ 422.632518] ? __pfx_kobject_add+0x10/0x10 [ 422.632545] ? lock_release+0xc8/0x290 [ 422.632576] ? do_raw_spin_unlock+0x53/0x220 [ 422.632598] ? kobject_put+0xaa/0x260 [ 422.632637] device_add+0x32d/0x1830 [ 422.632667] ? __pfx_device_add+0x10/0x10 [ 422.632693] ? hci_debugfs_create_conn+0x10f/0x240 [ 422.632724] ? mgmt_send_event_skb+0x2f3/0x460 [ 422.632750] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 422.632790] hci_conn_add_sysfs+0x117/0x1c0 [ 422.632823] le_conn_complete_evt+0x124b/0x1f60 [ 422.632860] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 422.632885] ? bt_warn+0xdb/0x120 [ 422.632907] ? __pfx_bt_warn+0x10/0x10 [ 422.632940] hci_le_conn_complete_evt+0x22a/0x2c0 [ 422.632975] hci_le_meta_evt+0x34b/0x530 [ 422.633000] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 422.633031] hci_event_packet+0x66c/0x10e0 [ 422.633059] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 422.633085] ? __pfx_hci_event_packet+0x10/0x10 [ 422.633113] ? mark_held_locks+0x49/0x80 [ 422.633156] hci_rx_work+0x96c/0x1270 [ 422.633194] process_one_work+0x8e1/0x19c0 [ 422.633241] ? __pfx_process_one_work+0x10/0x10 [ 422.633271] ? move_linked_works+0x172/0x270 [ 422.633314] ? assign_work+0x196/0x240 [ 422.633348] worker_thread+0x67e/0xe90 [ 422.633379] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 422.633419] ? __pfx_worker_thread+0x10/0x10 [ 422.633452] kthread+0x3c8/0x740 [ 422.633481] ? __pfx_kthread+0x10/0x10 [ 422.633506] ? ret_from_fork+0x23/0x470 [ 422.633531] ? _raw_spin_unlock_irq+0x23/0x40 [ 422.633565] ? __pfx_kthread+0x10/0x10 [ 422.633594] ret_from_fork+0x38b/0x470 [ 422.633613] ? __pfx_kthread+0x10/0x10 [ 422.633641] ret_from_fork_asm+0x1a/0x30 [ 422.633689] [ 422.665204] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 422.667104] Bluetooth: hci6: failed to register connection device [ 422.712945] Bluetooth: hci2: Received unexpected HCI Event 0x00 02:02:48 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:48 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 422.810980] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 422.812329] debugfs: '0' already exists in 'hci5' [ 422.813686] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 422.814936] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 422.814971] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 422.814993] Workqueue: hci5 hci_rx_work [ 422.815038] Call Trace: [ 422.815050] [ 422.815064] dump_stack_lvl+0xfa/0x120 [ 422.815101] sysfs_warn_dup+0x80/0xa0 [ 422.815145] sysfs_create_dir_ns+0x23b/0x2a0 [ 422.815183] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 422.815222] ? find_held_lock+0x2b/0x80 [ 422.815260] ? lock_release+0xc8/0x290 [ 422.815309] ? do_raw_spin_unlock+0x53/0x220 [ 422.815342] kobject_add_internal+0x24c/0x9a0 [ 422.815391] kobject_add+0x157/0x240 [ 422.815430] ? __pfx_kobject_add+0x10/0x10 [ 422.815471] ? lock_release+0xc8/0x290 [ 422.815520] ? do_raw_spin_unlock+0x53/0x220 [ 422.815554] ? kobject_put+0xaa/0x260 [ 422.815606] device_add+0x32d/0x1830 [ 422.815643] ? __pfx_device_add+0x10/0x10 [ 422.815677] ? hci_debugfs_create_conn+0x10f/0x240 [ 422.815717] ? mgmt_send_event_skb+0x2f3/0x460 [ 422.815755] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 422.815806] hci_conn_add_sysfs+0x117/0x1c0 [ 422.815849] le_conn_complete_evt+0x124b/0x1f60 [ 422.815901] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 422.815939] ? bt_warn+0xdb/0x120 [ 422.815967] ? __pfx_bt_warn+0x10/0x10 [ 422.816011] hci_le_conn_complete_evt+0x22a/0x2c0 [ 422.816062] hci_le_meta_evt+0x34b/0x530 [ 422.816097] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 422.816137] hci_event_packet+0x66c/0x10e0 [ 422.816172] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 422.816205] ? __pfx_hci_event_packet+0x10/0x10 [ 422.816244] ? mark_held_locks+0x49/0x80 [ 422.816303] hci_rx_work+0x96c/0x1270 [ 422.816349] process_one_work+0x8e1/0x19c0 [ 422.816402] ? __pfx_process_one_work+0x10/0x10 [ 422.816451] ? move_linked_works+0x172/0x270 [ 422.816514] ? assign_work+0x196/0x240 [ 422.816556] worker_thread+0x67e/0xe90 [ 422.816594] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 422.816645] ? __pfx_worker_thread+0x10/0x10 [ 422.816693] kthread+0x3c8/0x740 [ 422.816731] ? __pfx_kthread+0x10/0x10 [ 422.816760] ? ret_from_fork+0x23/0x470 02:02:48 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:48 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) [ 422.816788] ? lock_release+0xc8/0x290 [ 422.816834] ? __pfx_kthread+0x10/0x10 [ 422.816874] ret_from_fork+0x38b/0x470 [ 422.816902] ? __pfx_kthread+0x10/0x10 [ 422.816942] ret_from_fork_asm+0x1a/0x30 [ 422.817003] [ 422.850558] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. 02:02:48 executing program 4: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) [ 422.855243] Bluetooth: hci5: failed to register connection device [ 422.970772] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 422.972276] debugfs: '201' already exists in 'hci6' [ 422.973315] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:201' [ 422.974701] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 422.974730] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 422.974745] Workqueue: hci6 hci_rx_work [ 422.974778] Call Trace: [ 422.974786] [ 422.974795] dump_stack_lvl+0xfa/0x120 [ 422.974821] sysfs_warn_dup+0x80/0xa0 [ 422.974853] sysfs_create_dir_ns+0x23b/0x2a0 [ 422.974883] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 422.974910] ? find_held_lock+0x2b/0x80 [ 422.974937] ? lock_release+0xc8/0x290 [ 422.974966] ? do_raw_spin_unlock+0x53/0x220 [ 422.974988] kobject_add_internal+0x24c/0x9a0 [ 422.975022] kobject_add+0x157/0x240 [ 422.975049] ? __pfx_kobject_add+0x10/0x10 [ 422.975074] ? lock_release+0xc8/0x290 [ 422.975104] ? do_raw_spin_unlock+0x53/0x220 [ 422.975124] ? kobject_put+0xaa/0x260 [ 422.975160] device_add+0x32d/0x1830 [ 422.975188] ? __pfx_device_add+0x10/0x10 [ 422.975212] ? hci_debugfs_create_conn+0x10f/0x240 [ 422.975242] ? mgmt_send_event_skb+0x2f3/0x460 [ 422.975267] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 422.975303] hci_conn_add_sysfs+0x117/0x1c0 [ 422.975335] le_conn_complete_evt+0x124b/0x1f60 [ 422.975370] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 422.975394] ? bt_warn+0xdb/0x120 [ 422.975414] ? __pfx_bt_warn+0x10/0x10 [ 422.975445] hci_le_conn_complete_evt+0x22a/0x2c0 [ 422.975485] hci_le_meta_evt+0x34b/0x530 [ 422.975508] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 422.975537] hci_event_packet+0x66c/0x10e0 [ 422.975563] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 422.975587] ? __pfx_hci_event_packet+0x10/0x10 [ 422.975614] ? mark_held_locks+0x49/0x80 [ 422.975653] hci_rx_work+0x96c/0x1270 [ 422.975689] process_one_work+0x8e1/0x19c0 [ 422.975733] ? __pfx_process_one_work+0x10/0x10 [ 422.975761] ? move_linked_works+0x172/0x270 [ 422.975802] ? assign_work+0x196/0x240 [ 422.975833] worker_thread+0x67e/0xe90 [ 422.975862] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 422.975900] ? __pfx_worker_thread+0x10/0x10 [ 422.975930] kthread+0x3c8/0x740 [ 422.975957] ? __pfx_kthread+0x10/0x10 [ 422.975981] ? ret_from_fork+0x23/0x470 [ 422.976002] ? lock_release+0xc8/0x290 [ 422.976031] ? __pfx_kthread+0x10/0x10 [ 422.976058] ret_from_fork+0x38b/0x470 [ 422.976075] ? __pfx_kthread+0x10/0x10 [ 422.976101] ret_from_fork_asm+0x1a/0x30 [ 422.976147] [ 423.004982] kobject: kobject_add_internal failed for hci6:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 423.006875] Bluetooth: hci6: failed to register connection device [ 424.502568] Bluetooth: hci6: command 0x0406 tx timeout [ 424.502610] Bluetooth: hci5: command 0x0406 tx timeout [ 426.550547] Bluetooth: hci5: command 0x0406 tx timeout [ 426.550604] Bluetooth: hci6: command 0x0406 tx timeout [ 428.598563] Bluetooth: hci6: command 0x0406 tx timeout 02:02:56 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:56 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:56 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:56 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_SCODATA_PKT={0x3, {0xc9, 0x29}, "47bf3b2b643344424ee77892534bba685423bc7c1582bd525a12f1a47bf5bc5da4bfd35d51ad3a6a48"}, 0x2d) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:02:56 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f0000000000)={@mcast1}, 0x14) 02:02:56 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:56 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 431.190547] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 431.192445] debugfs: '201' already exists in 'hci6' [ 431.193684] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:201' 02:02:56 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) syz_emit_vhci(&(0x7f0000000040)=@HCI_EVENT_PKT={0x4, @hci_ev_channel_selected={{0x41, 0x1}, {0xc9}}}, 0x4) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000000c0)=@HCI_ACLDATA_PKT={0x2, {0xc9, 0x3, 0x2, 0xd}, @l2cap_cid_signaling={{0x9}, [@l2cap_create_chan_req={{0xc, 0xff, 0x5}, {0x1, 0xb9f3, 0x8}}]}}, 0x12) [ 431.196162] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 431.196194] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 431.196209] Workqueue: hci6 hci_rx_work [ 431.196244] Call Trace: [ 431.196252] [ 431.196261] dump_stack_lvl+0xfa/0x120 [ 431.196289] sysfs_warn_dup+0x80/0xa0 [ 431.196324] sysfs_create_dir_ns+0x23b/0x2a0 [ 431.196356] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 431.196385] ? find_held_lock+0x2b/0x80 [ 431.196413] ? lock_release+0xc8/0x290 [ 431.196445] ? do_raw_spin_unlock+0x53/0x220 [ 431.196476] kobject_add_internal+0x24c/0x9a0 [ 431.196512] kobject_add+0x157/0x240 [ 431.196541] ? __pfx_kobject_add+0x10/0x10 [ 431.196568] ? lock_release+0xc8/0x290 [ 431.196599] ? do_raw_spin_unlock+0x53/0x220 [ 431.196621] ? kobject_put+0xaa/0x260 [ 431.196660] device_add+0x32d/0x1830 [ 431.196690] ? __pfx_device_add+0x10/0x10 [ 431.196716] ? hci_debugfs_create_conn+0x10f/0x240 [ 431.196748] ? mgmt_send_event_skb+0x2f3/0x460 [ 431.196774] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 431.196813] hci_conn_add_sysfs+0x117/0x1c0 [ 431.196846] le_conn_complete_evt+0x124b/0x1f60 [ 431.196885] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 431.196910] ? bt_warn+0xdb/0x120 [ 431.196932] ? __pfx_bt_warn+0x10/0x10 [ 431.196964] hci_le_conn_complete_evt+0x22a/0x2c0 [ 431.196999] hci_le_meta_evt+0x34b/0x530 [ 431.197024] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 431.197056] hci_event_packet+0x66c/0x10e0 [ 431.197083] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 431.197109] ? __pfx_hci_event_packet+0x10/0x10 [ 431.197137] ? mark_held_locks+0x49/0x80 [ 431.197180] hci_rx_work+0x96c/0x1270 [ 431.197219] process_one_work+0x8e1/0x19c0 [ 431.197265] ? __pfx_process_one_work+0x10/0x10 [ 431.197295] ? move_linked_works+0x172/0x270 [ 431.197339] ? assign_work+0x196/0x240 [ 431.197372] worker_thread+0x67e/0xe90 [ 431.197403] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 431.197444] ? __pfx_worker_thread+0x10/0x10 [ 431.197476] kthread+0x3c8/0x740 [ 431.197505] ? __pfx_kthread+0x10/0x10 [ 431.197531] ? ret_from_fork+0x23/0x470 [ 431.197552] ? lock_release+0xc8/0x290 [ 431.197584] ? __pfx_kthread+0x10/0x10 [ 431.197613] ret_from_fork+0x38b/0x470 [ 431.197632] ? __pfx_kthread+0x10/0x10 [ 431.197660] ret_from_fork_asm+0x1a/0x30 [ 431.197708] [ 431.231742] kobject: kobject_add_internal failed for hci6:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 431.235582] Bluetooth: hci6: failed to register connection device [ 431.294201] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 431.296031] debugfs: '0' already exists in 'hci5' [ 431.297067] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 431.298343] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 431.298373] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 431.298388] Workqueue: hci5 hci_rx_work [ 431.298422] Call Trace: [ 431.298430] [ 431.298440] dump_stack_lvl+0xfa/0x120 [ 431.298474] sysfs_warn_dup+0x80/0xa0 [ 431.298509] sysfs_create_dir_ns+0x23b/0x2a0 [ 431.298540] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 431.298570] ? find_held_lock+0x2b/0x80 [ 431.298598] ? lock_release+0xc8/0x290 [ 431.298629] ? do_raw_spin_unlock+0x53/0x220 [ 431.298653] kobject_add_internal+0x24c/0x9a0 [ 431.298689] kobject_add+0x157/0x240 [ 431.298718] ? __pfx_kobject_add+0x10/0x10 [ 431.298745] ? lock_release+0xc8/0x290 [ 431.298776] ? do_raw_spin_unlock+0x53/0x220 [ 431.298798] ? kobject_put+0xaa/0x260 [ 431.298837] device_add+0x32d/0x1830 [ 431.298866] ? __pfx_device_add+0x10/0x10 [ 431.298892] ? hci_debugfs_create_conn+0x10f/0x240 [ 431.298923] ? mgmt_send_event_skb+0x2f3/0x460 [ 431.298949] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 431.298988] hci_conn_add_sysfs+0x117/0x1c0 [ 431.299023] le_conn_complete_evt+0x124b/0x1f60 [ 431.299060] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 431.299085] ? bt_warn+0xdb/0x120 [ 431.299107] ? __pfx_bt_warn+0x10/0x10 [ 431.299140] hci_le_conn_complete_evt+0x22a/0x2c0 [ 431.299175] hci_le_meta_evt+0x34b/0x530 [ 431.299199] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 431.299231] hci_event_packet+0x66c/0x10e0 [ 431.299259] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 431.299285] ? __pfx_hci_event_packet+0x10/0x10 [ 431.299313] ? mark_held_locks+0x49/0x80 [ 431.299356] hci_rx_work+0x96c/0x1270 [ 431.299394] process_one_work+0x8e1/0x19c0 [ 431.299441] ? __pfx_process_one_work+0x10/0x10 [ 431.299471] ? move_linked_works+0x172/0x270 [ 431.299514] ? assign_work+0x196/0x240 [ 431.299548] worker_thread+0x67e/0xe90 [ 431.299579] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 431.299619] ? __pfx_worker_thread+0x10/0x10 [ 431.299652] kthread+0x3c8/0x740 [ 431.299680] ? __pfx_kthread+0x10/0x10 [ 431.299706] ? ret_from_fork+0x23/0x470 [ 431.299728] ? lock_release+0xc8/0x290 [ 431.299759] ? __pfx_kthread+0x10/0x10 [ 431.299788] ret_from_fork+0x38b/0x470 [ 431.299807] ? __pfx_kthread+0x10/0x10 [ 431.299834] ret_from_fork_asm+0x1a/0x30 [ 431.299883] [ 431.333812] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 431.337355] Bluetooth: hci5: failed to register connection device 02:02:57 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:02:57 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:02:57 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:02:57 executing program 5: syz_emit_vhci(&(0x7f0000000200)=ANY=[@ANYBLOB="04120800001f0010005e00"], 0xb) syz_emit_vhci(0x0, 0x52) [ 431.464951] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 431.466325] debugfs: '0' already exists in 'hci6' [ 431.468404] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 431.469689] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 431.469719] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 431.469734] Workqueue: hci6 hci_rx_work [ 431.469768] Call Trace: [ 431.469776] [ 431.469786] dump_stack_lvl+0xfa/0x120 [ 431.469813] sysfs_warn_dup+0x80/0xa0 [ 431.469847] sysfs_create_dir_ns+0x23b/0x2a0 [ 431.469878] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 431.469908] ? find_held_lock+0x2b/0x80 [ 431.469936] ? lock_release+0xc8/0x290 [ 431.469968] ? do_raw_spin_unlock+0x53/0x220 [ 431.469992] kobject_add_internal+0x24c/0x9a0 [ 431.470027] kobject_add+0x157/0x240 [ 431.470056] ? __pfx_kobject_add+0x10/0x10 [ 431.470083] ? lock_release+0xc8/0x290 [ 431.470115] ? do_raw_spin_unlock+0x53/0x220 [ 431.470136] ? kobject_put+0xaa/0x260 [ 431.470192] device_add+0x32d/0x1830 [ 431.470223] ? __pfx_device_add+0x10/0x10 [ 431.470248] ? hci_debugfs_create_conn+0x10f/0x240 [ 431.470280] ? mgmt_send_event_skb+0x2f3/0x460 [ 431.470306] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 431.470345] hci_conn_add_sysfs+0x117/0x1c0 [ 431.470379] le_conn_complete_evt+0x124b/0x1f60 [ 431.470416] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 431.470442] ? bt_warn+0xdb/0x120 [ 431.470470] ? __pfx_bt_warn+0x10/0x10 [ 431.470502] hci_le_conn_complete_evt+0x22a/0x2c0 [ 431.470537] hci_le_meta_evt+0x34b/0x530 [ 431.470562] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 431.470594] hci_event_packet+0x66c/0x10e0 [ 431.470621] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 431.470647] ? __pfx_hci_event_packet+0x10/0x10 [ 431.470676] ? mark_held_locks+0x49/0x80 [ 431.470718] hci_rx_work+0x96c/0x1270 [ 431.470756] process_one_work+0x8e1/0x19c0 [ 431.470803] ? __pfx_process_one_work+0x10/0x10 [ 431.470833] ? move_linked_works+0x172/0x270 [ 431.470877] ? assign_work+0x196/0x240 [ 431.470910] worker_thread+0x67e/0xe90 [ 431.470941] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 431.470981] ? __pfx_worker_thread+0x10/0x10 [ 431.471014] kthread+0x3c8/0x740 [ 431.471042] ? __pfx_kthread+0x10/0x10 [ 431.471067] ? ret_from_fork+0x23/0x470 [ 431.471089] ? lock_release+0xc8/0x290 [ 431.471121] ? __pfx_kthread+0x10/0x10 [ 431.471150] ret_from_fork+0x38b/0x470 [ 431.471168] ? __pfx_kthread+0x10/0x10 [ 431.471196] ret_from_fork_asm+0x1a/0x30 [ 431.471245] [ 431.502798] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 431.504686] Bluetooth: hci6: failed to register connection device [ 433.270522] Bluetooth: hci6: command 0x0406 tx timeout [ 433.398566] Bluetooth: hci5: command 0x0406 tx timeout [ 435.318562] Bluetooth: hci6: command 0x0406 tx timeout [ 435.641004] kworker/u9:0 (25) used greatest stack depth: 23872 bytes left 02:03:05 executing program 1: syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_mode_change={{0x14, 0x6}, {0xa, 0xc8, 0x1, 0x6b}}}, 0x9) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f00000000c0)=ANY=[@ANYBLOB="03c90019f56645018950a3a0ad4bdfaa444c371b9a8fa84b1bcf806739ab3ee19ce304d3d813b79a09b8926b2798420119a6d1afdd17fdb6c424f7dd2ea1d201929acfe39cbe1993816eb15f44e89e7388f0c97115d23aa2"], 0x1d) syz_emit_vhci(&(0x7f0000000040)=@HCI_SCODATA_PKT={0x3, {0xc8, 0x3f}, "055dd11c7fa71add1ecb6f0357ff3c89648527170d045b7c2f40e7dfa2cc6a8ca250f859e98a8326d4722bdf8f77aca5eac02efd18abaa4e4b74ce93c1755e"}, 0x43) 02:03:05 executing program 5: syz_emit_vhci(&(0x7f0000000040)=@HCI_ACLDATA_PKT={0x2, {0x0, 0x2, 0x2, 0xffffffffffffff2a}, @l2cap_cid_signaling={{0x48}, [@l2cap_conf_req={{0x4, 0x20, 0x26}, {0x40, 0x3f, [@l2cap_conf_ews={0x7, 0x2, 0x4}, @l2cap_conf_efs={0x6, 0x10, {0x3, 0x0, 0x8, 0x8001, 0x81, 0x800}}, @l2cap_conf_flushto={0x2, 0x2, 0x64}, @l2cap_conf_ews={0x7, 0x2, 0x8}, @l2cap_conf_flushto={0x2, 0x2, 0x1000}]}}, @l2cap_create_chan_req={{0xc, 0x81, 0x5}, {0x7, 0x4, 0x5}}, @l2cap_move_chan_req={{0xe, 0x5, 0x3}, {0x1ff, 0x4}}, @l2cap_info_req={{0xa, 0xff, 0x2}, {0x4}}, @l2cap_move_chan_rsp={{0xf, 0x0, 0x4}, {0x77, 0x27f}}]}}, 0x51) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x0, 0x3, 0x20}, @l2cap_cid_signaling={{0x1c}, [@l2cap_move_chan_cfm_rsp={{0x11, 0x5, 0x2}, {0x7fff}}, @l2cap_move_chan_cfm_rsp={{0x11, 0x31, 0x2}, {0x7c1e}}, @l2cap_disconn_req={{0x6, 0x1, 0x4}, {0x0, 0x1f}}, @l2cap_disconn_req={{0x6, 0x4, 0x4}, {0x7fff}}]}}, 0x25) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000000c0)=@HCI_SCODATA_PKT={0x3, {0xc8, 0x1000}, "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"}, 0x1004) 02:03:05 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="1bced13ca2eb4b43d5f06a7c36341a71ae0dc92441202269f06ce6a9b248851981783c2251700f06f71edd68162cd415e3bc9d21f98392fee040f2fecb998fed4866222d67b9f5a708e34297687582d77800a239881d2a56b708c2c7ea0aca65c0f5a05c34eee02aedbb2b3a2c09f995f97fb073177e3c288935ae9b581141f67096e87a945752e9eb585c6685da7b5b5d571bfe2150ed2b6fcc8d6868f9d2834c4e36d398c316eba2892ff26071970bcfa1578c4bae2b3a2dd5d96626d6796dbe906d76bc423830e753d52fd99314c70abc613a37949ae30b24a0e10cdf674636f64627e2daea7e664cc3119f6cf5215646c89c641cde27c8fb3d1de68c8a41d878939b587afe60ee7935dcac269b3bc4333d84a37e5c4ca9ce9698dcca995b9145bb5871b1d74d82ab4f8eed0bb3e6a133a01d597024b7390537f5353745d28246e5d991faa9a795086096bec1af1ddd21b3951af63524fa4d02c32fe3c11c0ccf0e8a9c1c24a9636099d5a770c0193b32bcc432fab67fe4ae9c2f145bc530dde16430e18e7b9cf582dbdfdd48a67049a9d93fa57d16ac779ae25b23a463eab27645f92a503064d8a6076d03f53587c4302cb2320d3618a324677e133562e55a75acb69099419c3623c3724ef08f5705305504fcead1f75b6d10694fab4228a734b71c1aa2a90fbe1d72a7aa214199ea94532198729a477c2a45e22ad2a9695d8567acd85c194ed0ef829968153d89b83e401b31bf3039caa75a3580ccf2fdba795264ab9570724f1a65d4fb5a6750cedc9cf2cfd5709d4e3e3362bf8cddde3e1e3cd87451b05c8e13d5bab05e221a8e11c0717024f185508f2f582cf2d0caebae5d558066390a1565ca38f84a546f2ad6f450aabe8614164a094b1e2c8a419178550e354101ae9ec216b35ce970a8ec7a035db3748d5bdde781a6796c36efd66bd741f99b241e90ba324bd1a67bdcea55afcd1654a7e76d9b6ef177ce5bf67c658d60a1133723d4cf5f93870cca5c640ae9c335cdc2cad1e5bf1c848fe600eeedaaea5c4ed4bc50b7d49543ca07a07fc333d96c08cd18dc4c85daa07da48ee82167ebe4af5d3cd1ac1ca553c1dd790bb512b35b03964623aa56a970e283fb1a26b5fd5e6aef178da0d733c99494fdba1cb48af845787b97f0fb72b362a19e4715037ecdba53d7ea124fd3ceb5ae342406bba1f552797957cc31bc473ba0fa9222ad19eb6e84dffe866bdb7ec72d95fe293201d3ddb2e2d9abfea60391a5e5b4e52f6602810b08c065d8f657d1122c753296af7f59f83ab3d5b74ceaa2bcf3efd15494575d1b22643e7d4068288913108900f1372fbf1f6c937e612e92c288acf9df4bea3bfe0b470770156238e797283929bf5b58931cd270ff74ee4d3da83ec83bca52b169b84dadc59c652bff30a9c82d506872fb4c573213f73aa7b5b916c5bd5d2a9d6da5bee3b989d0d50469be14d39af81bc80161382a30dab6a637eeb76ca24d9ca0cd6ae61ca4990039882b702ab1e830614a859e0927de0cbd3c327138ce2ca15437990997a693f5fc8c329a379cf06701cf012ff47aa5771f0bba8cb393fd0ea04969da669ad184c45839d33eded81ca84f8758bbeca871c4e80f518ddd96444f02fc3e80fa016ae274c150d8ff3b731f5a46f3c7988235af514ab20b0a012fb5874e889067aa0dbc4a04b043c4b948e26bb29396a93239f375c26ede81587139d48536cb76ab8202ec5fa04a890a704f155550538f41ec7a79107e475e015c0631dee8235b5d5ff629234126ef3fdf0d479fce543e099b1ad69b810927eb8d908c068a7de49db684a00fc593d3b2d184db402dd531572ccb81ce4b7575ad303e9cd1c0ccb23da5130a42d87ba26f106671b22a03a03480002876d65a8600bcedb20159334cf2e5ac3cff654ba5d7f9b930831fe437233883e5ad9a861b4b4ea4d37b1ed5483b83f12ac1cc3f0e979355c3f3bf83d77c547fdf7eeed09d49c83335ef5f8c85803d6f7f05c3db86230fc0e6f2f8b0335ca208298ac5cea5b98e4a096c96c7964d316ad4580554015c7aa90d547f45d7a24a084f6cb1c92f323e28e1f21d6f15715fcef19ef46fb25e0a54138083ddcf075168b6d28f064c0a1578107a2e46aa615318efaca62dc6b8f996b90795340efd1952e5fb77d67e4c5a0271851d0ebc6793af2a5f9c734156aaacfd1f84ecab77603e3099ee117d0fb1dccbe2b14237693ec3f4bbf70bd0cd404c110dd034bbff7a4e51d37da3cd53d9c8b31f78c768cb34b0aaf0a426c3f8fc0844e415516df4a79fc202bcc37542449f78143ca8b50d28a142f981347e361350050ca54fb0ffe1bbe0e22d6f8daa3760c0aa0f641cd8b6ddab4fa9a0b8cdab13b8d3f8866b913d79a1f03e920828774659f0899f4429592e3ac4c162bf0cbb5d4c3861116c0e6c3d24610c99510ffdc312e7bb19165b67a34122ab90a24bda8daf3aad0918863648dd422cd205f7ad0d5151007dde39e9c52a07aa8e41c02970bf0442c6115248341b91fabd93426da6b5a5c9e010a563a2b7b12ef66e81e54297fdde1bba6456953e3b8fc72fc5b4051cc740f55a0871983e1dcbb3907f3234eafb982e794d9ed0e3781bed5fc6321c36418324e3b8d37303560c2dd4722bf9302c921af5a47193f96ce2ad6120678273b7d003e50a4c2bf9cb125089880fcf62f9ef247948af8795907647c71fe0a5e96effe1d8a96f8e6ff6e2af75b021c6d8588c5512ecfdb85ed0de9d11a913eaadb0989cd8de5382aa30a175bb5d1511074578513d7a79073ce36901e1a8c979d4c1c37cad3edbd44addae0db08ed96b0daa4cf0ff97fef1a01a30e564c1b7d16b92966adb46222ff348d96b7e107c0ec6338a56f5b54da11eb2f514b793004a0234da81411350efd65047cf0b33dc56cbd814fb4ae5fe68f7b80ea9a07bd564876ea0292309d1085f6d6ecdef11b7d2753138a0c44ca76508f17bd607a300b611b902e997301f2dd6308331666f416163e0a2d73dd3647aa1c90e06c48d79c12d3e29ab6cda9fe86978b93cafd2a684912f1e64b2106ae89f3b22bdfd86a793bb0e704f62a9e19d9912a02724930292e821d73ea5cd65669a40c422fc86bdf2fa935707a364bf7b5b2c24b765c5c88cb1167bcd4d83cef8a96d299d7d00412a63753920f1007c36cab126aea15abc062189ceeb1df0385c09c913c25eb69a7ebbbda92eabe07a2c602ec56846256cc735876a4c488796cbd0ac16847e37e3749432c4c8cf97a68b3326da6d5b11848aea465d34af7cd71152955c032d576c3e6738e681386f460a0249c80b6db263917e9dca07cc652b7c9802b9485a9f4b65db8db76fe9a28ed4370ee828e459f40034f0f3ecafc137cabb18f0ada1267383272dc1b37da1761b2bcfc07c87a9d010be0c5ae40fc370de24f83fe80264d7c24cd225796d23a9a9066aeeb23c2fba928e533ce99c017ac516b400ffee56af38d36b45bbf6794068bca66d98942780ee1e8cad4dab15f7b9e83dd985d8cd483b43821a61d899aec8c3bbbdb2268ccfa4235299b368a08812c740f8edcd8100a674206ba7958d7ea753eb7889727f7c73d64713bc1aa998d8fc3fcbd6125a0f1977ce24432b9c0a40fb7121d1e29349ebba0d830242499ee26f9c28bc15258b584badc20b738b5022ee00a30d9106c379e8b428e6193761e725332e2dcd2484ce231408a64eee951fc4726d3858d6ad129966e3ad243643ac862d23a0bce4a3f7340f713500ffb10e1a03e8fbe07e7d3e5c3c280b987b0a6dd4397960f85d0e577f5f367eede1cbcf4c92c52ffaba364df38473e9c51489b19a8141f5553ce5cc4c913cd31abc2e51f599e5666e2fb712197543838e5af3e132cbac32260ee8ae2c47381a284bfd6031a17a89577e52d96b61e6cc7142824d04e678ba39cd208ab294a2fc5c4a3e212467681c81d013e8c74c5e1075faf318e8180d74102f7177062e4fb720d924f40420f7319cdbe6c130f39c71c6fa94b3ad240e9fd124bdac60f32e7402bf806994964ac917d22bace21a98e0fbabe859eb02c201c42c857e3792e2d3c69363c115ea9b755239ebba568e61502ee4ba65cbdaf7eb6f3c4b42445e2eb345cbc276d2619a7eb2416e8d3d924320b1d81003a3770615534cbce47743be607adf860cb69c45e6135cee8cf54a6703e3185d64d105da20ce451f12daabf35c8b53e8c1bf83aa254f4a3d1abd3f7eec955187ea69e646868de1b3df3fda28c02404751fb1f24734dbf61ea7bb872b48de98292258718a7ced2f419eac90db54f01aeb88b8f298b5eaf45fafddee7e3ffdd70f54d5246656733008e7540d075489b562b0bf56b1a29c901d8f04b47bfbcc18930c32dea6cffee41729444a54740b75c3586f6ad7342ba0c8e1fffaa696158ad147a98d84184b1878a0cd4dc12e6d7a533b45648c3481409f5cc64b4efc7d5f6b6001e1c1aecf625363897ad18cec3824b6d6edabd97fb9270550c76071fde3ad3113fa1eafa33d9aba3aff9db7ac02faff034785981b17c6a5999f29d797dbc6ab3fe5c9120a982a12a1fef1b5f1793822d73f3d33f77c57b978be591893ce006feee2236709f24171292e747eeb4660a1ee51e126040a200f1c68e5c13c2f724a582a534092e94e9e06f1061929a96875b41ea18436237d34232079a0687acb860af9e8eef2d0c1ac411ac298fb2c2805edba8bd5852b43215c989095af7d97947c6c88d8b1843f4ad73ccfa446ca78c5aeac67fe4e51be828b2b17c5b68ec3c73ee72511024c2a7a75a1f603e053abf6af11aa05e85e013fec2c5e362861923c5453d99c64f2b8a68a16036fd6a1537081f8125d89b624835625ec978781ecd2dae58c7dfd3c6588f97e3c63307d4c42c75ec43581cfe97cd4d3e09862945ce602c54849c5a096fe377b73ef6afb9ddc95db5a1c4bf65281a0034f1f9aacde03fdce2bad6f42be9c17a6729ee35545d3d18860d5a878807f046d4f2556fc490319f5663573c1ee9752dac860a0c23b28e79d11679c817643e96df4ea32870e3a7a8f3e6fca563557e0177d05f4513b8b09b51e37392fea7eebbf0657ea821791eb334118b7390a83fc8558b59a259c4987c4a064ced02cfad20385ad3c6fecd1363928552e8fef6a13667f07e0a2177bb9d69d100662fb0869f3e0f4daf0a7811b15671d35f046554cf481e7ec8b12529205f6752d8282bc5b0611d08769ae854e27c81041a0e068cdaa99f80d4ad95b3db21ab71dc61d6482a01451ee02c4f6cf4c760f4dfa6fb7ca96014d12b6d0a14a8efac98a64fc5c498677f04fd65c9fbd57892a7e9e59dcfc728f3c57bf62b5f0a8a8aa6697480f6478176f82918758ceef3804134233bb7fa124fb2851fb4d4b9e8d824c396687377cb1603c676d7b0db0b01bffc7941841da23e6636aa9e679b8c335ec220fae16392f10d4f4c12a6d2c1c28297aa114ad603ef19d4a2405e3cd5a4522d74926ebe24794e40c6ff574db04334e1c6e33ebd81dae57a5e5a1efd7be5f79abc4138b8c07e882ac292174a1c58fe0c70e3c222c8bdb2002f5953ba6ebed487912a3eddd8a306584208ebe1bdda7fa6ccd5af82baa579aff2e5d32b6251662ff236c94e4705086d011184362c41d044840930678a4f5a49af8730879515f6e4e395ce329cc2aaea5f224f4242b5fbc420b87734df54e92a247dd97cfb413e0a222af01e80a17bd43913d9b7c26a6e7cc1f428da0db48eccfd44fb79224bad3fdbf078f5f3a878f8438fd12", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:05 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f0000000000)={@mcast1}, 0x14) 02:03:05 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:05 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:05 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:05 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:03:05 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) [ 439.765692] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 439.766672] debugfs: '0' already exists in 'hci6' [ 439.767204] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 439.767923] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 439.767940] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 439.767948] Workqueue: hci6 hci_rx_work [ 439.767970] Call Trace: [ 439.767975] [ 439.767981] dump_stack_lvl+0xfa/0x120 [ 439.767997] sysfs_warn_dup+0x80/0xa0 [ 439.768017] sysfs_create_dir_ns+0x23b/0x2a0 [ 439.768034] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 439.768050] ? find_held_lock+0x2b/0x80 [ 439.768069] ? lock_release+0xc8/0x290 [ 439.768089] ? do_raw_spin_unlock+0x53/0x220 [ 439.768102] kobject_add_internal+0x24c/0x9a0 [ 439.768121] kobject_add+0x157/0x240 [ 439.768137] ? __pfx_kobject_add+0x10/0x10 [ 439.768152] ? lock_release+0xc8/0x290 [ 439.768169] ? do_raw_spin_unlock+0x53/0x220 [ 439.768181] ? kobject_put+0xaa/0x260 [ 439.768202] device_add+0x32d/0x1830 [ 439.768219] ? __pfx_device_add+0x10/0x10 [ 439.768233] ? hci_debugfs_create_conn+0x10f/0x240 [ 439.768251] ? mgmt_send_event_skb+0x2f3/0x460 [ 439.768266] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 439.768287] hci_conn_add_sysfs+0x117/0x1c0 [ 439.768306] le_conn_complete_evt+0x124b/0x1f60 [ 439.768327] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 439.768340] ? bt_warn+0xdb/0x120 [ 439.768352] ? __pfx_bt_warn+0x10/0x10 [ 439.768371] hci_le_conn_complete_evt+0x22a/0x2c0 [ 439.768389] hci_le_meta_evt+0x34b/0x530 [ 439.768403] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 439.768421] hci_event_packet+0x66c/0x10e0 [ 439.768436] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 439.768453] ? __pfx_hci_event_packet+0x10/0x10 [ 439.768469] ? mark_held_locks+0x49/0x80 [ 439.768492] hci_rx_work+0x96c/0x1270 [ 439.768512] process_one_work+0x8e1/0x19c0 [ 439.768538] ? __pfx_process_one_work+0x10/0x10 [ 439.768554] ? move_linked_works+0x172/0x270 [ 439.768579] ? assign_work+0x196/0x240 [ 439.768597] worker_thread+0x67e/0xe90 [ 439.768614] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 439.768636] ? __pfx_worker_thread+0x10/0x10 [ 439.768653] kthread+0x3c8/0x740 [ 439.768669] ? __pfx_kthread+0x10/0x10 [ 439.768682] ? ret_from_fork+0x23/0x470 [ 439.768695] ? lock_release+0xc8/0x290 [ 439.768712] ? __pfx_kthread+0x10/0x10 [ 439.768728] ret_from_fork+0x38b/0x470 [ 439.768739] ? __pfx_kthread+0x10/0x10 [ 439.768754] ret_from_fork_asm+0x1a/0x30 [ 439.768781] [ 439.784217] Bluetooth: hci7: ACL packet for unknown connection handle 0 [ 439.784430] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 439.785359] Bluetooth: hci7: ACL packet for unknown connection handle 200 [ 439.785487] Bluetooth: hci6: failed to register connection device [ 439.802248] Bluetooth: hci7: ACL packet for unknown connection handle 0 [ 439.807210] Bluetooth: hci7: ACL packet for unknown connection handle 200 02:03:05 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 439.835847] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 439.836557] debugfs: '0' already exists in 'hci5' [ 439.837117] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 439.837916] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 439.837933] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 439.837942] Workqueue: hci5 hci_rx_work [ 439.837962] Call Trace: [ 439.837967] [ 439.837972] dump_stack_lvl+0xfa/0x120 [ 439.837988] sysfs_warn_dup+0x80/0xa0 [ 439.838008] sysfs_create_dir_ns+0x23b/0x2a0 [ 439.838025] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 439.838041] ? find_held_lock+0x2b/0x80 [ 439.838057] ? lock_release+0xc8/0x290 [ 439.838074] ? do_raw_spin_unlock+0x53/0x220 [ 439.838087] kobject_add_internal+0x24c/0x9a0 [ 439.838107] kobject_add+0x157/0x240 [ 439.838123] ? __pfx_kobject_add+0x10/0x10 [ 439.838137] ? lock_release+0xc8/0x290 [ 439.838154] ? do_raw_spin_unlock+0x53/0x220 [ 439.838166] ? kobject_put+0xaa/0x260 [ 439.838187] device_add+0x32d/0x1830 [ 439.838205] ? __pfx_device_add+0x10/0x10 [ 439.838220] ? hci_debugfs_create_conn+0x10f/0x240 [ 439.838240] ? mgmt_send_event_skb+0x2f3/0x460 [ 439.838256] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 439.838288] hci_conn_add_sysfs+0x117/0x1c0 [ 439.838307] le_conn_complete_evt+0x124b/0x1f60 [ 439.838327] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 439.838341] ? bt_warn+0xdb/0x120 [ 439.838352] ? __pfx_bt_warn+0x10/0x10 [ 439.838370] hci_le_conn_complete_evt+0x22a/0x2c0 [ 439.838389] hci_le_meta_evt+0x34b/0x530 [ 439.838402] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 439.838420] hci_event_packet+0x66c/0x10e0 [ 439.838435] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 439.838452] ? __pfx_hci_event_packet+0x10/0x10 [ 439.838470] ? kcov_remote_start+0x2d3/0x5b0 [ 439.838495] hci_rx_work+0x96c/0x1270 [ 439.838515] process_one_work+0x8e1/0x19c0 [ 439.838541] ? __pfx_process_one_work+0x10/0x10 [ 439.838557] ? move_linked_works+0x172/0x270 [ 439.838582] ? assign_work+0x196/0x240 [ 439.838600] worker_thread+0x67e/0xe90 [ 439.838617] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 439.838639] ? __pfx_worker_thread+0x10/0x10 [ 439.838657] kthread+0x3c8/0x740 [ 439.838673] ? __pfx_kthread+0x10/0x10 [ 439.838688] ? ret_from_fork+0x23/0x470 [ 439.838702] ? _raw_spin_unlock_irq+0x23/0x40 [ 439.838722] ? __pfx_kthread+0x10/0x10 [ 439.838738] ret_from_fork+0x38b/0x470 [ 439.838748] ? __pfx_kthread+0x10/0x10 [ 439.838763] ret_from_fork_asm+0x1a/0x30 [ 439.838790] [ 439.851031] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 439.851295] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 439.852198] debugfs: '0' already exists in 'hci2' [ 439.852257] Bluetooth: hci5: failed to register connection device [ 439.853828] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 439.863485] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 439.864266] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 439.864298] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 439.864314] Workqueue: hci2 hci_rx_work [ 439.864344] Call Trace: [ 439.864353] [ 439.864362] dump_stack_lvl+0xfa/0x120 [ 439.864388] sysfs_warn_dup+0x80/0xa0 [ 439.864422] sysfs_create_dir_ns+0x23b/0x2a0 [ 439.864463] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 439.864495] ? find_held_lock+0x2b/0x80 [ 439.864523] ? lock_release+0xc8/0x290 [ 439.864557] ? do_raw_spin_unlock+0x53/0x220 [ 439.864582] kobject_add_internal+0x24c/0x9a0 [ 439.864620] kobject_add+0x157/0x240 [ 439.864651] ? __pfx_kobject_add+0x10/0x10 [ 439.864680] ? lock_release+0xc8/0x290 [ 439.864713] ? do_raw_spin_unlock+0x53/0x220 [ 439.864736] ? kobject_put+0xaa/0x260 [ 439.864778] device_add+0x32d/0x1830 [ 439.864808] ? __pfx_device_add+0x10/0x10 [ 439.864836] ? hci_debugfs_create_conn+0x10f/0x240 [ 439.864868] ? mgmt_send_event_skb+0x2f3/0x460 [ 439.864895] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 439.864936] hci_conn_add_sysfs+0x117/0x1c0 [ 439.864971] le_conn_complete_evt+0x124b/0x1f60 [ 439.865009] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 439.865036] ? bt_warn+0xdb/0x120 [ 439.865059] ? __pfx_bt_warn+0x10/0x10 [ 439.865094] hci_le_conn_complete_evt+0x22a/0x2c0 [ 439.865131] hci_le_meta_evt+0x34b/0x530 [ 439.865156] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 439.865190] hci_event_packet+0x66c/0x10e0 [ 439.865219] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 439.865247] ? __pfx_hci_event_packet+0x10/0x10 [ 439.865277] ? mark_held_locks+0x49/0x80 [ 439.865322] hci_rx_work+0x96c/0x1270 [ 439.865363] process_one_work+0x8e1/0x19c0 [ 439.865411] ? __pfx_process_one_work+0x10/0x10 [ 439.865443] ? move_linked_works+0x172/0x270 [ 439.865489] ? assign_work+0x196/0x240 [ 439.865525] worker_thread+0x67e/0xe90 [ 439.865559] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 439.865601] ? __pfx_worker_thread+0x10/0x10 [ 439.865636] kthread+0x3c8/0x740 [ 439.865666] ? __pfx_kthread+0x10/0x10 [ 439.865694] ? ret_from_fork+0x23/0x470 [ 439.865715] ? lock_release+0xc8/0x290 [ 439.865749] ? __pfx_kthread+0x10/0x10 [ 439.865780] ret_from_fork+0x38b/0x470 [ 439.865800] ? __pfx_kthread+0x10/0x10 [ 439.865830] ret_from_fork_asm+0x1a/0x30 [ 439.865881] [ 439.865949] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 439.866513] debugfs: '0' already exists in 'hci6' [ 439.867990] Bluetooth: hci2: failed to register connection device [ 439.868757] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 439.880269] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 439.880424] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 439.880440] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 439.880451] Workqueue: hci6 hci_rx_work [ 439.880466] Call Trace: [ 439.880470] [ 439.880475] dump_stack_lvl+0xfa/0x120 [ 439.880489] sysfs_warn_dup+0x80/0xa0 [ 439.880506] sysfs_create_dir_ns+0x23b/0x2a0 [ 439.880522] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 439.880539] ? find_held_lock+0x2b/0x80 [ 439.880553] ? lock_release+0xc8/0x290 [ 439.880570] ? do_raw_spin_unlock+0x53/0x220 [ 439.880583] kobject_add_internal+0x24c/0x9a0 [ 439.880601] kobject_add+0x157/0x240 [ 439.880617] ? __pfx_kobject_add+0x10/0x10 [ 439.880632] ? lock_release+0xc8/0x290 [ 439.880649] ? do_raw_spin_unlock+0x53/0x220 [ 439.880661] ? kobject_put+0xaa/0x260 [ 439.880682] device_add+0x32d/0x1830 [ 439.880697] ? __pfx_device_add+0x10/0x10 [ 439.880710] ? hci_debugfs_create_conn+0x10f/0x240 [ 439.880726] ? mgmt_send_event_skb+0x2f3/0x460 [ 439.880740] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 439.880761] hci_conn_add_sysfs+0x117/0x1c0 [ 439.880779] le_conn_complete_evt+0x124b/0x1f60 [ 439.880798] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 439.880812] ? bt_warn+0xdb/0x120 [ 439.880823] ? __pfx_bt_warn+0x10/0x10 [ 439.880841] hci_le_conn_complete_evt+0x22a/0x2c0 [ 439.880860] hci_le_meta_evt+0x34b/0x530 [ 439.880873] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 439.880890] hci_event_packet+0x66c/0x10e0 [ 439.880904] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 439.880918] ? __pfx_hci_event_packet+0x10/0x10 [ 439.880934] ? mark_held_locks+0x49/0x80 [ 439.880957] hci_rx_work+0x96c/0x1270 [ 439.880977] process_one_work+0x8e1/0x19c0 [ 439.881002] ? __pfx_process_one_work+0x10/0x10 [ 439.881018] ? move_linked_works+0x172/0x270 [ 439.881041] ? assign_work+0x196/0x240 [ 439.881059] worker_thread+0x67e/0xe90 [ 439.881076] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 439.881098] ? __pfx_worker_thread+0x10/0x10 [ 439.881116] kthread+0x3c8/0x740 [ 439.881131] ? __pfx_kthread+0x10/0x10 [ 439.881145] ? ret_from_fork+0x23/0x470 [ 439.881157] ? _raw_spin_unlock_irq+0x23/0x40 [ 439.881176] ? __pfx_kthread+0x10/0x10 [ 439.881192] ret_from_fork+0x38b/0x470 [ 439.881202] ? __pfx_kthread+0x10/0x10 [ 439.881217] ret_from_fork_asm+0x1a/0x30 [ 439.881242] [ 439.881280] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 439.900407] Bluetooth: hci0: SCO packet for unknown connection handle 200 [ 439.900595] Bluetooth: hci6: failed to register connection device 02:03:05 executing program 5: syz_emit_vhci(&(0x7f0000000080)=ANY=[@ANYBLOB="041208c200000000000000951b9d48d7bbc2f4387fb8d31321552606aa6d9d64414416799f2a2826ccdb3351276cfd51c6d86fda1d9f9f3fda6e083b111fe2483098125a7e9f506cf7fd47e9d191bfb94b126ecc7ddfcdee73f8233fe158d4ae443d4a3e5d890dee"], 0xb) syz_emit_vhci(0x0, 0x52) 02:03:05 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 440.016003] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 440.018142] debugfs: '0' already exists in 'hci6' [ 440.019692] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 440.021051] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 440.021084] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 440.021100] Workqueue: hci6 hci_rx_work [ 440.021134] Call Trace: [ 440.021143] [ 440.021153] dump_stack_lvl+0xfa/0x120 [ 440.021181] sysfs_warn_dup+0x80/0xa0 [ 440.021218] sysfs_create_dir_ns+0x23b/0x2a0 [ 440.021251] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 440.021283] ? find_held_lock+0x2b/0x80 [ 440.021313] ? lock_release+0xc8/0x290 [ 440.021346] ? do_raw_spin_unlock+0x53/0x220 [ 440.021372] kobject_add_internal+0x24c/0x9a0 [ 440.021410] kobject_add+0x157/0x240 [ 440.021441] ? __pfx_kobject_add+0x10/0x10 [ 440.021477] ? lock_release+0xc8/0x290 [ 440.021510] ? do_raw_spin_unlock+0x53/0x220 [ 440.021534] ? kobject_put+0xaa/0x260 [ 440.021576] device_add+0x32d/0x1830 [ 440.021607] ? __pfx_device_add+0x10/0x10 [ 440.021635] ? hci_debugfs_create_conn+0x10f/0x240 [ 440.021667] ? mgmt_send_event_skb+0x2f3/0x460 [ 440.021695] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 440.021736] hci_conn_add_sysfs+0x117/0x1c0 [ 440.021772] le_conn_complete_evt+0x124b/0x1f60 [ 440.021812] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 440.021839] ? bt_warn+0xdb/0x120 [ 440.021862] ? __pfx_bt_warn+0x10/0x10 [ 440.021897] hci_le_conn_complete_evt+0x22a/0x2c0 [ 440.021935] hci_le_meta_evt+0x34b/0x530 [ 440.021960] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 440.021994] hci_event_packet+0x66c/0x10e0 [ 440.022024] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 440.022051] ? __pfx_hci_event_packet+0x10/0x10 [ 440.022082] ? mark_held_locks+0x49/0x80 [ 440.022128] hci_rx_work+0x96c/0x1270 [ 440.022168] process_one_work+0x8e1/0x19c0 [ 440.022218] ? __pfx_process_one_work+0x10/0x10 [ 440.022250] ? move_linked_works+0x172/0x270 [ 440.022310] ? assign_work+0x196/0x240 [ 440.022346] worker_thread+0x67e/0xe90 [ 440.022380] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 440.022422] ? __pfx_worker_thread+0x10/0x10 [ 440.022457] kthread+0x3c8/0x740 [ 440.022487] ? __pfx_kthread+0x10/0x10 [ 440.022515] ? ret_from_fork+0x23/0x470 [ 440.022537] ? lock_release+0xc8/0x290 [ 440.022571] ? __pfx_kthread+0x10/0x10 [ 440.022602] ret_from_fork+0x38b/0x470 [ 440.022622] ? __pfx_kthread+0x10/0x10 [ 440.022651] ret_from_fork_asm+0x1a/0x30 [ 440.022704] [ 440.058781] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 440.063979] Bluetooth: hci6: failed to register connection device [ 441.846574] Bluetooth: hci6: command 0x0406 tx timeout [ 441.910557] Bluetooth: hci5: command 0x0406 tx timeout [ 441.911629] Bluetooth: hci1: command 0x0406 tx timeout [ 441.911643] Bluetooth: hci2: command 0x0406 tx timeout [ 443.894569] Bluetooth: hci6: command 0x0406 tx timeout [ 445.942526] Bluetooth: hci6: command 0x0406 tx timeout 02:03:13 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:13 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:03:13 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, 0x0, 0x0) 02:03:13 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:13 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:13 executing program 1: syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="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"], 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x2, 0x2, 0x19}, @l2cap_cid_signaling={{0x15}, [@l2cap_create_chan_req={{0xc, 0x2, 0x5}, {0x1, 0x2218}}, @l2cap_conn_rsp={{0x3, 0x7, 0x8}, {0x9, 0x4, 0x80, 0x2fbe}}]}}, 0x1e) syz_emit_vhci(0x0, 0xb5) 02:03:13 executing program 5: syz_emit_vhci(&(0x7f0000000200)=ANY=[@ANYBLOB], 0xb) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000080)=ANY=[@ANYBLOB="043e1f0a00c9000001ffffffffffffffffffffffffaaaa04aaaa10f8ffffff000000"], 0x22) syz_emit_vhci(&(0x7f00000000c0)=@HCI_SCODATA_PKT={0x3, {0xc9, 0xfc}, "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"}, 0x100) syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="03c9003ea1e1529b4f7a0b20cfcc3d404c8c49cf7864ae4b4337920f9347545111aea1bc52c9f754105da0b1b6c1e9dfb326ae27742a7617d9c71cd56d2cb1901a00"], 0x42) 02:03:13 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 448.006836] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 448.009594] debugfs: '0' already exists in 'hci6' [ 448.010949] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 448.012648] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.012687] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.012705] Workqueue: hci6 hci_rx_work [ 448.012744] Call Trace: [ 448.012754] [ 448.012764] dump_stack_lvl+0xfa/0x120 [ 448.012797] sysfs_warn_dup+0x80/0xa0 [ 448.012838] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.012875] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.012911] ? find_held_lock+0x2b/0x80 [ 448.012944] ? lock_release+0xc8/0x290 [ 448.012982] ? do_raw_spin_unlock+0x53/0x220 [ 448.013011] kobject_add_internal+0x24c/0x9a0 [ 448.013054] kobject_add+0x157/0x240 [ 448.013089] ? __pfx_kobject_add+0x10/0x10 [ 448.013122] ? lock_release+0xc8/0x290 [ 448.013159] ? do_raw_spin_unlock+0x53/0x220 [ 448.013185] ? kobject_put+0xaa/0x260 [ 448.013233] device_add+0x32d/0x1830 [ 448.013268] ? __pfx_device_add+0x10/0x10 [ 448.013299] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.013336] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.013367] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.013413] hci_conn_add_sysfs+0x117/0x1c0 [ 448.013463] le_conn_complete_evt+0x124b/0x1f60 [ 448.013508] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.013538] ? bt_warn+0xdb/0x120 [ 448.013564] ? __pfx_bt_warn+0x10/0x10 [ 448.013603] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.013653] hci_le_meta_evt+0x34b/0x530 [ 448.013684] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.013725] hci_event_packet+0x66c/0x10e0 [ 448.013760] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.013794] ? __pfx_hci_event_packet+0x10/0x10 [ 448.013830] ? mark_held_locks+0x49/0x80 [ 448.013884] hci_rx_work+0x96c/0x1270 [ 448.013933] process_one_work+0x8e1/0x19c0 [ 448.013992] ? __pfx_process_one_work+0x10/0x10 [ 448.014031] ? move_linked_works+0x172/0x270 [ 448.014087] ? assign_work+0x196/0x240 [ 448.014129] worker_thread+0x67e/0xe90 [ 448.014170] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.014220] ? __pfx_worker_thread+0x10/0x10 [ 448.014262] kthread+0x3c8/0x740 [ 448.014298] ? __pfx_kthread+0x10/0x10 [ 448.014331] ? ret_from_fork+0x23/0x470 [ 448.014358] ? lock_release+0xc8/0x290 [ 448.014419] ? __pfx_kthread+0x10/0x10 [ 448.014456] ret_from_fork+0x38b/0x470 [ 448.014481] ? __pfx_kthread+0x10/0x10 [ 448.014517] ret_from_fork_asm+0x1a/0x30 [ 448.014579] [ 448.051696] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.055230] Bluetooth: hci6: failed to register connection device [ 448.069737] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 448.071092] debugfs: '0' already exists in 'hci2' [ 448.072119] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 448.073437] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.073474] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.073489] Workqueue: hci2 hci_rx_work [ 448.073518] Call Trace: [ 448.073526] [ 448.073536] dump_stack_lvl+0xfa/0x120 [ 448.073561] sysfs_warn_dup+0x80/0xa0 [ 448.073595] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.073627] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.073659] ? find_held_lock+0x2b/0x80 [ 448.073686] ? lock_release+0xc8/0x290 [ 448.073719] ? do_raw_spin_unlock+0x53/0x220 [ 448.073744] kobject_add_internal+0x24c/0x9a0 [ 448.073781] kobject_add+0x157/0x240 [ 448.073812] ? __pfx_kobject_add+0x10/0x10 [ 448.073840] ? lock_release+0xc8/0x290 [ 448.073873] ? do_raw_spin_unlock+0x53/0x220 [ 448.073895] ? kobject_put+0xaa/0x260 [ 448.073936] device_add+0x32d/0x1830 [ 448.073966] ? __pfx_device_add+0x10/0x10 [ 448.073993] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.074023] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.074050] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.074091] hci_conn_add_sysfs+0x117/0x1c0 [ 448.074125] le_conn_complete_evt+0x124b/0x1f60 [ 448.074163] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.074189] ? bt_warn+0xdb/0x120 [ 448.074212] ? __pfx_bt_warn+0x10/0x10 [ 448.074246] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.074283] hci_le_meta_evt+0x34b/0x530 [ 448.074308] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.074341] hci_event_packet+0x66c/0x10e0 [ 448.074387] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.074414] ? __pfx_hci_event_packet+0x10/0x10 [ 448.074443] ? mark_held_locks+0x49/0x80 [ 448.074488] hci_rx_work+0x96c/0x1270 [ 448.074528] process_one_work+0x8e1/0x19c0 [ 448.074575] ? __pfx_process_one_work+0x10/0x10 [ 448.074607] ? move_linked_works+0x172/0x270 [ 448.074652] ? assign_work+0x196/0x240 [ 448.074687] worker_thread+0x67e/0xe90 [ 448.074719] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.074760] ? __pfx_worker_thread+0x10/0x10 [ 448.074794] kthread+0x3c8/0x740 [ 448.074822] ? __pfx_kthread+0x10/0x10 [ 448.074850] ? ret_from_fork+0x23/0x470 [ 448.074871] ? lock_release+0xc8/0x290 [ 448.074904] ? __pfx_kthread+0x10/0x10 [ 448.074935] ret_from_fork+0x38b/0x470 [ 448.074955] ? __pfx_kthread+0x10/0x10 [ 448.074985] ret_from_fork_asm+0x1a/0x30 [ 448.075035] [ 448.093704] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 448.094473] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.095302] debugfs: '0' already exists in 'hci1' [ 448.095816] Bluetooth: hci2: failed to register connection device [ 448.096756] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:0' [ 448.097602] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 448.097873] CPU: 1 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.097905] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.097921] Workqueue: hci1 hci_rx_work [ 448.097956] Call Trace: [ 448.097964] [ 448.097974] dump_stack_lvl+0xfa/0x120 [ 448.098002] sysfs_warn_dup+0x80/0xa0 [ 448.098036] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.098068] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.098098] ? find_held_lock+0x2b/0x80 [ 448.098126] ? lock_release+0xc8/0x290 [ 448.098158] ? do_raw_spin_unlock+0x53/0x220 [ 448.098182] kobject_add_internal+0x24c/0x9a0 [ 448.098218] kobject_add+0x157/0x240 [ 448.098247] ? __pfx_kobject_add+0x10/0x10 [ 448.098274] ? lock_release+0xc8/0x290 [ 448.098305] ? do_raw_spin_unlock+0x53/0x220 [ 448.098327] ? kobject_put+0xaa/0x260 [ 448.098387] device_add+0x32d/0x1830 [ 448.098417] ? __pfx_device_add+0x10/0x10 [ 448.098443] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.098480] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.098507] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.098546] hci_conn_add_sysfs+0x117/0x1c0 [ 448.098579] le_conn_complete_evt+0x124b/0x1f60 [ 448.098617] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.098642] ? bt_warn+0xdb/0x120 [ 448.098663] ? __pfx_bt_warn+0x10/0x10 [ 448.098696] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.098731] hci_le_meta_evt+0x34b/0x530 [ 448.098755] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.098786] hci_event_packet+0x66c/0x10e0 [ 448.098814] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.098839] ? __pfx_hci_event_packet+0x10/0x10 [ 448.098867] ? mark_held_locks+0x49/0x80 [ 448.098910] hci_rx_work+0x96c/0x1270 [ 448.098947] process_one_work+0x8e1/0x19c0 [ 448.098994] ? __pfx_process_one_work+0x10/0x10 [ 448.099024] ? move_linked_works+0x172/0x270 [ 448.099068] ? assign_work+0x196/0x240 [ 448.099101] worker_thread+0x67e/0xe90 [ 448.099132] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.099172] ? __pfx_worker_thread+0x10/0x10 [ 448.099205] kthread+0x3c8/0x740 [ 448.099233] ? __pfx_kthread+0x10/0x10 [ 448.099259] ? ret_from_fork+0x23/0x470 [ 448.099281] ? lock_release+0xc8/0x290 [ 448.099314] ? __pfx_kthread+0x10/0x10 [ 448.099348] ret_from_fork+0x38b/0x470 [ 448.099374] ? __pfx_kthread+0x10/0x10 [ 448.099415] ret_from_fork_asm+0x1a/0x30 [ 448.099494] [ 448.099597] kobject: kobject_add_internal failed for hci1:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.103608] debugfs: '201' already exists in 'hci7' [ 448.103960] Bluetooth: hci1: failed to register connection device [ 448.104936] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci7/hci7:201' [ 448.160054] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.160084] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.160099] Workqueue: hci7 hci_rx_work [ 448.160127] Call Trace: [ 448.160135] [ 448.160145] dump_stack_lvl+0xfa/0x120 [ 448.160168] sysfs_warn_dup+0x80/0xa0 [ 448.160200] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.160231] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.160261] ? find_held_lock+0x2b/0x80 [ 448.160287] ? lock_release+0xc8/0x290 [ 448.160318] ? do_raw_spin_unlock+0x53/0x220 [ 448.160342] kobject_add_internal+0x24c/0x9a0 [ 448.160377] kobject_add+0x157/0x240 [ 448.160406] ? __pfx_kobject_add+0x10/0x10 [ 448.160432] ? lock_release+0xc8/0x290 [ 448.160471] ? do_raw_spin_unlock+0x53/0x220 [ 448.160493] ? kobject_put+0xaa/0x260 [ 448.160532] device_add+0x32d/0x1830 [ 448.160560] ? __pfx_device_add+0x10/0x10 [ 448.160585] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.160615] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.160640] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.160679] hci_conn_add_sysfs+0x117/0x1c0 [ 448.160711] le_conn_complete_evt+0x124b/0x1f60 [ 448.160747] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.160770] ? hci_event_packet+0x438/0x10e0 [ 448.160795] ? lock_release+0xc8/0x290 [ 448.160836] hci_le_enh_conn_complete_evt+0x22f/0x2e0 [ 448.160866] ? __asan_memcpy+0x3d/0x60 [ 448.160899] hci_le_meta_evt+0x34b/0x530 [ 448.160923] ? __pfx_hci_le_enh_conn_complete_evt+0x10/0x10 [ 448.160955] hci_event_packet+0x66c/0x10e0 [ 448.160982] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.161008] ? __pfx_hci_event_packet+0x10/0x10 [ 448.161036] ? mark_held_locks+0x49/0x80 [ 448.161078] hci_rx_work+0x96c/0x1270 [ 448.161116] process_one_work+0x8e1/0x19c0 [ 448.161162] ? __pfx_process_one_work+0x10/0x10 [ 448.161192] ? move_linked_works+0x172/0x270 [ 448.161235] ? assign_work+0x196/0x240 [ 448.161268] worker_thread+0x67e/0xe90 [ 448.161299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.161337] ? __pfx_worker_thread+0x10/0x10 [ 448.161370] kthread+0x3c8/0x740 [ 448.161397] ? __pfx_kthread+0x10/0x10 [ 448.161423] ? ret_from_fork+0x23/0x470 [ 448.161444] ? lock_release+0xc8/0x290 [ 448.161475] ? __pfx_kthread+0x10/0x10 [ 448.161505] ret_from_fork+0x38b/0x470 [ 448.161524] ? __pfx_kthread+0x10/0x10 [ 448.161552] ret_from_fork_asm+0x1a/0x30 [ 448.161599] [ 448.169379] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 448.169691] kobject: kobject_add_internal failed for hci7:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.180600] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 448.180890] Bluetooth: hci7: failed to register connection device 02:03:13 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:13 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:13 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, 0x0, 0x0) [ 448.356707] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 448.358947] debugfs: '0' already exists in 'hci5' [ 448.360145] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 448.361425] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.361475] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.361497] Workqueue: hci5 hci_rx_work [ 448.361538] Call Trace: [ 448.361549] [ 448.361561] dump_stack_lvl+0xfa/0x120 [ 448.361594] sysfs_warn_dup+0x80/0xa0 [ 448.361641] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.361688] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.361735] ? find_held_lock+0x2b/0x80 [ 448.361777] ? lock_release+0xc8/0x290 [ 448.361825] ? do_raw_spin_unlock+0x53/0x220 [ 448.361861] kobject_add_internal+0x24c/0x9a0 [ 448.361913] kobject_add+0x157/0x240 [ 448.361956] ? __pfx_kobject_add+0x10/0x10 [ 448.361994] ? lock_release+0xc8/0x290 [ 448.362039] ? do_raw_spin_unlock+0x53/0x220 [ 448.362070] ? kobject_put+0xaa/0x260 [ 448.362118] device_add+0x32d/0x1830 [ 448.362153] ? __pfx_device_add+0x10/0x10 [ 448.362188] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.362231] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.362267] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.362324] hci_conn_add_sysfs+0x117/0x1c0 [ 448.362385] le_conn_complete_evt+0x124b/0x1f60 [ 448.362438] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.362475] ? bt_warn+0xdb/0x120 [ 448.362504] ? __pfx_bt_warn+0x10/0x10 [ 448.362550] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.362599] hci_le_meta_evt+0x34b/0x530 [ 448.362629] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.362666] hci_event_packet+0x66c/0x10e0 [ 448.362699] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.362732] ? __pfx_hci_event_packet+0x10/0x10 [ 448.362772] ? mark_held_locks+0x49/0x80 [ 448.362826] hci_rx_work+0x96c/0x1270 [ 448.362873] process_one_work+0x8e1/0x19c0 [ 448.362933] ? __pfx_process_one_work+0x10/0x10 [ 448.362976] ? move_linked_works+0x172/0x270 [ 448.363039] ? assign_work+0x196/0x240 [ 448.363087] worker_thread+0x67e/0xe90 [ 448.363133] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.363185] ? __pfx_worker_thread+0x10/0x10 [ 448.363228] kthread+0x3c8/0x740 [ 448.363265] ? __pfx_kthread+0x10/0x10 [ 448.363304] ? ret_from_fork+0x23/0x470 [ 448.363341] ? _raw_spin_unlock_irq+0x23/0x40 [ 448.363394] ? __pfx_kthread+0x10/0x10 [ 448.363434] ret_from_fork+0x38b/0x470 [ 448.363458] ? __pfx_kthread+0x10/0x10 [ 448.363498] ret_from_fork_asm+0x1a/0x30 [ 448.363567] [ 448.395732] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.397710] Bluetooth: hci5: failed to register connection device 02:03:14 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:03:14 executing program 1: pipe(&(0x7f0000000040)) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x2, 0x1, 0xe}, @l2cap_cid_le_signaling={{0xa}, @l2cap_ecred_reconf_req={{0x19, 0x7b, 0x6}, {0x78, 0x62, [0x7fff]}}}}, 0x13) 02:03:14 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="1bced13ca2eb4b43d5f06a7c36341a71ae0dc92441202269f06ce6a9b248851981783c2251700f06f71edd68162cd415e3bc9d21f98392fee040f2fecb998fed4866222d67b9f5a708e34297687582d77800a239881d2a56b708c2c7ea0aca65c0f5a05c34eee02aedbb2b3a2c09f995f97fb073177e3c288935ae9b581141f67096e87a945752e9eb585c6685da7b5b5d571bfe2150ed2b6fcc8d6868f9d2834c4e36d398c316eba2892ff26071970bcfa1578c4bae2b3a2dd5d96626d6796dbe906d76bc423830e753d52fd99314c70abc613a37949ae30b24a0e10cdf674636f64627e2daea7e664cc3119f6cf5215646c89c641cde27c8fb3d1de68c8a41d878939b587afe60ee7935dcac269b3bc4333d84a37e5c4ca9ce9698dcca995b9145bb5871b1d74d82ab4f8eed0bb3e6a133a01d597024b7390537f5353745d28246e5d991faa9a795086096bec1af1ddd21b3951af63524fa4d02c32fe3c11c0ccf0e8a9c1c24a9636099d5a770c0193b32bcc432fab67fe4ae9c2f145bc530dde16430e18e7b9cf582dbdfdd48a67049a9d93fa57d16ac779ae25b23a463eab27645f92a503064d8a6076d03f53587c4302cb2320d3618a324677e133562e55a75acb69099419c3623c3724ef08f5705305504fcead1f75b6d10694fab4228a734b71c1aa2a90fbe1d72a7aa214199ea94532198729a477c2a45e22ad2a9695d8567acd85c194ed0ef829968153d89b83e401b31bf3039caa75a3580ccf2fdba795264ab9570724f1a65d4fb5a6750cedc9cf2cfd5709d4e3e3362bf8cddde3e1e3cd87451b05c8e13d5bab05e221a8e11c0717024f185508f2f582cf2d0caebae5d558066390a1565ca38f84a546f2ad6f450aabe8614164a094b1e2c8a419178550e354101ae9ec216b35ce970a8ec7a035db3748d5bdde781a6796c36efd66bd741f99b241e90ba324bd1a67bdcea55afcd1654a7e76d9b6ef177ce5bf67c658d60a1133723d4cf5f93870cca5c640ae9c335cdc2cad1e5bf1c848fe600eeedaaea5c4ed4bc50b7d49543ca07a07fc333d96c08cd18dc4c85daa07da48ee82167ebe4af5d3cd1ac1ca553c1dd790bb512b35b03964623aa56a970e283fb1a26b5fd5e6aef178da0d733c99494fdba1cb48af845787b97f0fb72b362a19e4715037ecdba53d7ea124fd3ceb5ae342406bba1f552797957cc31bc473ba0fa9222ad19eb6e84dffe866bdb7ec72d95fe293201d3ddb2e2d9abfea60391a5e5b4e52f6602810b08c065d8f657d1122c753296af7f59f83ab3d5b74ceaa2bcf3efd15494575d1b22643e7d4068288913108900f1372fbf1f6c937e612e92c288acf9df4bea3bfe0b470770156238e797283929bf5b58931cd270ff74ee4d3da83ec83bca52b169b84dadc59c652bff30a9c82d506872fb4c573213f73aa7b5b916c5bd5d2a9d6da5bee3b989d0d50469be14d39af81bc80161382a30dab6a637eeb76ca24d9ca0cd6ae61ca4990039882b702ab1e830614a859e0927de0cbd3c327138ce2ca15437990997a693f5fc8c329a379cf06701cf012ff47aa5771f0bba8cb393fd0ea04969da669ad184c45839d33eded81ca84f8758bbeca871c4e80f518ddd96444f02fc3e80fa016ae274c150d8ff3b731f5a46f3c7988235af514ab20b0a012fb5874e889067aa0dbc4a04b043c4b948e26bb29396a93239f375c26ede81587139d48536cb76ab8202ec5fa04a890a704f155550538f41ec7a79107e475e015c0631dee8235b5d5ff629234126ef3fdf0d479fce543e099b1ad69b810927eb8d908c068a7de49db684a00fc593d3b2d184db402dd531572ccb81ce4b7575ad303e9cd1c0ccb23da5130a42d87ba26f106671b22a03a03480002876d65a8600bcedb20159334cf2e5ac3cff654ba5d7f9b930831fe437233883e5ad9a861b4b4ea4d37b1ed5483b83f12ac1cc3f0e979355c3f3bf83d77c547fdf7eeed09d49c83335ef5f8c85803d6f7f05c3db86230fc0e6f2f8b0335ca208298ac5cea5b98e4a096c96c7964d316ad4580554015c7aa90d547f45d7a24a084f6cb1c92f323e28e1f21d6f15715fcef19ef46fb25e0a54138083ddcf075168b6d28f064c0a1578107a2e46aa615318efaca62dc6b8f996b90795340efd1952e5fb77d67e4c5a0271851d0ebc6793af2a5f9c734156aaacfd1f84ecab77603e3099ee117d0fb1dccbe2b14237693ec3f4bbf70bd0cd404c110dd034bbff7a4e51d37da3cd53d9c8b31f78c768cb34b0aaf0a426c3f8fc0844e415516df4a79fc202bcc37542449f78143ca8b50d28a142f981347e361350050ca54fb0ffe1bbe0e22d6f8daa3760c0aa0f641cd8b6ddab4fa9a0b8cdab13b8d3f8866b913d79a1f03e920828774659f0899f4429592e3ac4c162bf0cbb5d4c3861116c0e6c3d24610c99510ffdc312e7bb19165b67a34122ab90a24bda8daf3aad0918863648dd422cd205f7ad0d5151007dde39e9c52a07aa8e41c02970bf0442c6115248341b91fabd93426da6b5a5c9e010a563a2b7b12ef66e81e54297fdde1bba6456953e3b8fc72fc5b4051cc740f55a0871983e1dcbb3907f3234eafb982e794d9ed0e3781bed5fc6321c36418324e3b8d37303560c2dd4722bf9302c921af5a47193f96ce2ad6120678273b7d003e50a4c2bf9cb125089880fcf62f9ef247948af8795907647c71fe0a5e96effe1d8a96f8e6ff6e2af75b021c6d8588c5512ecfdb85ed0de9d11a913eaadb0989cd8de5382aa30a175bb5d1511074578513d7a79073ce36901e1a8c979d4c1c37cad3edbd44addae0db08ed96b0daa4cf0ff97fef1a01a30e564c1b7d16b92966adb46222ff348d96b7e107c0ec6338a56f5b54da11eb2f514b793004a0234da81411350efd65047cf0b33dc56cbd814fb4ae5fe68f7b80ea9a07bd564876ea0292309d1085f6d6ecdef11b7d2753138a0c44ca76508f17bd607a300b611b902e997301f2dd6308331666f416163e0a2d73dd3647aa1c90e06c48d79c12d3e29ab6cda9fe86978b93cafd2a684912f1e64b2106ae89f3b22bdfd86a793bb0e704f62a9e19d9912a02724930292e821d73ea5cd65669a40c422fc86bdf2fa935707a364bf7b5b2c24b765c5c88cb1167bcd4d83cef8a96d299d7d00412a63753920f1007c36cab126aea15abc062189ceeb1df0385c09c913c25eb69a7ebbbda92eabe07a2c602ec56846256cc735876a4c488796cbd0ac16847e37e3749432c4c8cf97a68b3326da6d5b11848aea465d34af7cd71152955c032d576c3e6738e681386f460a0249c80b6db263917e9dca07cc652b7c9802b9485a9f4b65db8db76fe9a28ed4370ee828e459f40034f0f3ecafc137cabb18f0ada1267383272dc1b37da1761b2bcfc07c87a9d010be0c5ae40fc370de24f83fe80264d7c24cd225796d23a9a9066aeeb23c2fba928e533ce99c017ac516b400ffee56af38d36b45bbf6794068bca66d98942780ee1e8cad4dab15f7b9e83dd985d8cd483b43821a61d899aec8c3bbbdb2268ccfa4235299b368a08812c740f8edcd8100a674206ba7958d7ea753eb7889727f7c73d64713bc1aa998d8fc3fcbd6125a0f1977ce24432b9c0a40fb7121d1e29349ebba0d830242499ee26f9c28bc15258b584badc20b738b5022ee00a30d9106c379e8b428e6193761e725332e2dcd2484ce231408a64eee951fc4726d3858d6ad129966e3ad243643ac862d23a0bce4a3f7340f713500ffb10e1a03e8fbe07e7d3e5c3c280b987b0a6dd4397960f85d0e577f5f367eede1cbcf4c92c52ffaba364df38473e9c51489b19a8141f5553ce5cc4c913cd31abc2e51f599e5666e2fb712197543838e5af3e132cbac32260ee8ae2c47381a284bfd6031a17a89577e52d96b61e6cc7142824d04e678ba39cd208ab294a2fc5c4a3e212467681c81d013e8c74c5e1075faf318e8180d74102f7177062e4fb720d924f40420f7319cdbe6c130f39c71c6fa94b3ad240e9fd124bdac60f32e7402bf806994964ac917d22bace21a98e0fbabe859eb02c201c42c857e3792e2d3c69363c115ea9b755239ebba568e61502ee4ba65cbdaf7eb6f3c4b42445e2eb345cbc276d2619a7eb2416e8d3d924320b1d81003a3770615534cbce47743be607adf860cb69c45e6135cee8cf54a6703e3185d64d105da20ce451f12daabf35c8b53e8c1bf83aa254f4a3d1abd3f7eec955187ea69e646868de1b3df3fda28c02404751fb1f24734dbf61ea7bb872b48de98292258718a7ced2f419eac90db54f01aeb88b8f298b5eaf45fafddee7e3ffdd70f54d5246656733008e7540d075489b562b0bf56b1a29c901d8f04b47bfbcc18930c32dea6cffee41729444a54740b75c3586f6ad7342ba0c8e1fffaa696158ad147a98d84184b1878a0cd4dc12e6d7a533b45648c3481409f5cc64b4efc7d5f6b6001e1c1aecf625363897ad18cec3824b6d6edabd97fb9270550c76071fde3ad3113fa1eafa33d9aba3aff9db7ac02faff034785981b17c6a5999f29d797dbc6ab3fe5c9120a982a12a1fef1b5f1793822d73f3d33f77c57b978be591893ce006feee2236709f24171292e747eeb4660a1ee51e126040a200f1c68e5c13c2f724a582a534092e94e9e06f1061929a96875b41ea18436237d34232079a0687acb860af9e8eef2d0c1ac411ac298fb2c2805edba8bd5852b43215c989095af7d97947c6c88d8b1843f4ad73ccfa446ca78c5aeac67fe4e51be828b2b17c5b68ec3c73ee72511024c2a7a75a1f603e053abf6af11aa05e85e013fec2c5e362861923c5453d99c64f2b8a68a16036fd6a1537081f8125d89b624835625ec978781ecd2dae58c7dfd3c6588f97e3c63307d4c42c75ec43581cfe97cd4d3e09862945ce602c54849c5a096fe377b73ef6afb9ddc95db5a1c4bf65281a0034f1f9aacde03fdce2bad6f42be9c17a6729ee35545d3d18860d5a878807f046d4f2556fc490319f5663573c1ee9752dac860a0c23b28e79d11679c817643e96df4ea32870e3a7a8f3e6fca563557e0177d05f4513b8b09b51e37392fea7eebbf0657ea821791eb334118b7390a83fc8558b59a259c4987c4a064ced02cfad20385ad3c6fecd1363928552e8fef6a13667f07e0a2177bb9d69d100662fb0869f3e0f4daf0a7811b15671d35f046554cf481e7ec8b12529205f6752d8282bc5b0611d08769ae854e27c81041a0e068cdaa99f80d4ad95b3db21ab71dc61d6482a01451ee02c4f6cf4c760f4dfa6fb7ca96014d12b6d0a14a8efac98a64fc5c498677f04fd65c9fbd57892a7e9e59dcfc728f3c57bf62b5f0a8a8aa6697480f6478176f82918758ceef3804134233bb7fa124fb2851fb4d4b9e8d824c396687377cb1603c676d7b0db0b01bffc7941841da23e6636aa9e679b8c335ec220fae16392f10d4f4c12a6d2c1c28297aa114ad603ef19d4a2405e3cd5a4522d74926ebe24794e40c6ff574db04334e1c6e33ebd81dae57a5e5a1efd7be5f79abc4138b8c07e882ac292174a1c58fe0c70e3c222c8bdb2002f5953ba6ebed487912a3eddd8a306584208ebe1bdda7fa6ccd5af82baa579aff2e5d32b6251662ff236c94e4705086d011184362c41d044840930678a4f5a49af8730879515f6e4e395ce329cc2aaea5f224f4242b5fbc420b87734df54e92a247dd97cfb413e0a222af01e80a17bd43913d9b7c26a6e7cc1f428da0db48eccfd44fb79224bad3fdbf078f5f3a878f8438fd12", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:14 executing program 5: ioctl$TIOCSRS485(0xffffffffffffffff, 0x542f, &(0x7f0000000000)={0x5, 0x1}) syz_emit_vhci(&(0x7f00000004c0)=ANY=[@ANYBLOB="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"], 0xb) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r0, &(0x7f00000001c0)=[{&(0x7f0000000080)='(', 0x1}, {&(0x7f0000000180)='U', 0x1}], 0x2, 0x0) ioctl$FIONREAD(r0, 0x541b, &(0x7f0000000480)) ioctl$VT_RESIZEX(r0, 0x560a, &(0x7f0000000080)={0xb20e, 0x4, 0x1, 0x101, 0x8}) syz_emit_vhci(&(0x7f0000000800)=ANY=[@ANYBLOB="03c90016559484b0335c21bc333d8de72b91a8a5b2a8bb0c17e20059437aa7f5ad2add232b890dd82ee43b8715b88c812e9b7ace7a224c796b785805ff3d7342a0452c8df85e9fd60021733b4c6c09e610e0dd5511573f055ef5b37da0bf1504bc53eb64df3ac14216c9355297a6afbe396e5585f2cc0625451ac46e7a28f940b322a7f59f9f57c207544dde2129e28c30bc2e1828b083b7b7b1144934085349817e77854acab1fc9904593302cce5b054a898e2ada7fe176a065b568c14c9201a9b1457d8cc997a6f3cba3f23a6627fa89f813bbdf18e2bbadf0a799c5e"], 0x1a) syz_emit_vhci(0x0, 0x52) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r1, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) syz_emit_vhci(&(0x7f0000000380)=@HCI_SCODATA_PKT={0x3, {0xc9, 0xe5}, "7f9d5dee5c5ad1ea25f3ace0a4fc81f1cd0bab7690baf119b10595caa5652d65d618d6e22bea81219644c4a7d731063e1c94317e49a2ab69f93269792ccd9189a7eda0369b625ffc28528839487107fc2d47f4a859fad6d1a4c26d719393c1689b01a80385df3e7127daf3f901ba066392890cf209df76e73d8ea2af0fe4909d6d79f96c5875daa255f4432b19b393022bcb58a7e5b74bdcb12a0dd8c4727cbce1f661dc72eaaa94dd44b2b4a19cc3ae45aacca777cc4ccf3ea4db86c23d4e6dc0c529d87d65e981d579eb2a31056b19a867db838fe9ed5b63c12e094dae7f3ffb4801612a"}, 0xe9) ioctl$AUTOFS_IOC_EXPIRE(r1, 0x810c9365, &(0x7f0000000240)={{0x0, 0x7}, 0x100, './file0\x00'}) syz_emit_vhci(&(0x7f0000000040)=@HCI_ACLDATA_PKT={0x2, {0xc9, 0x3, 0x1, 0xa}, @l2cap_cid_le_signaling={{0x6}, @l2cap_conn_param_update_rsp={{0x13, 0x1, 0x2}, {0x5}}}}, 0xf) [ 448.468960] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 448.470319] debugfs: '0' already exists in 'hci1' [ 448.471182] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 448.471601] debugfs: '0' already exists in 'hci2' [ 448.472557] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:0' [ 448.473290] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 448.474436] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.474473] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.474488] Workqueue: hci1 hci_rx_work [ 448.474519] Call Trace: [ 448.474527] [ 448.474536] dump_stack_lvl+0xfa/0x120 [ 448.474563] sysfs_warn_dup+0x80/0xa0 [ 448.474596] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.474628] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.474658] ? find_held_lock+0x2b/0x80 [ 448.474686] ? lock_release+0xc8/0x290 [ 448.474718] ? do_raw_spin_unlock+0x53/0x220 [ 448.474741] kobject_add_internal+0x24c/0x9a0 [ 448.474777] kobject_add+0x157/0x240 [ 448.474806] ? __pfx_kobject_add+0x10/0x10 [ 448.474833] ? lock_release+0xc8/0x290 [ 448.474864] ? do_raw_spin_unlock+0x53/0x220 [ 448.474886] ? kobject_put+0xaa/0x260 [ 448.474925] device_add+0x32d/0x1830 [ 448.474955] ? __pfx_device_add+0x10/0x10 [ 448.474981] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.475012] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.475038] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.475077] hci_conn_add_sysfs+0x117/0x1c0 [ 448.475110] le_conn_complete_evt+0x124b/0x1f60 [ 448.475148] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.475173] ? bt_warn+0xdb/0x120 [ 448.475195] ? __pfx_bt_warn+0x10/0x10 [ 448.475228] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.475263] hci_le_meta_evt+0x34b/0x530 [ 448.475287] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.475318] hci_event_packet+0x66c/0x10e0 [ 448.475346] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.475372] ? __pfx_hci_event_packet+0x10/0x10 [ 448.475400] ? mark_held_locks+0x49/0x80 [ 448.475443] hci_rx_work+0x96c/0x1270 [ 448.475483] process_one_work+0x8e1/0x19c0 [ 448.475532] ? __pfx_process_one_work+0x10/0x10 [ 448.475562] ? move_linked_works+0x172/0x270 [ 448.475605] ? assign_work+0x196/0x240 [ 448.475638] worker_thread+0x67e/0xe90 [ 448.475670] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.475711] ? __pfx_worker_thread+0x10/0x10 [ 448.475743] kthread+0x3c8/0x740 [ 448.475771] ? __pfx_kthread+0x10/0x10 [ 448.475797] ? ret_from_fork+0x23/0x470 [ 448.475822] ? _raw_spin_unlock_irq+0x23/0x40 [ 448.475856] ? __pfx_kthread+0x10/0x10 [ 448.475885] ret_from_fork+0x38b/0x470 [ 448.475904] ? __pfx_kthread+0x10/0x10 [ 448.475933] ret_from_fork_asm+0x1a/0x30 [ 448.475982] [ 448.476291] kobject: kobject_add_internal failed for hci1:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.477434] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.477472] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.477487] Workqueue: hci2 hci_rx_work [ 448.477523] Call Trace: [ 448.477531] [ 448.477540] dump_stack_lvl+0xfa/0x120 [ 448.477568] sysfs_warn_dup+0x80/0xa0 [ 448.477603] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.477635] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.477665] ? find_held_lock+0x2b/0x80 [ 448.477693] ? lock_release+0xc8/0x290 [ 448.477725] ? do_raw_spin_unlock+0x53/0x220 [ 448.477749] kobject_add_internal+0x24c/0x9a0 [ 448.477785] kobject_add+0x157/0x240 [ 448.477814] ? __pfx_kobject_add+0x10/0x10 [ 448.477842] ? lock_release+0xc8/0x290 [ 448.477873] ? do_raw_spin_unlock+0x53/0x220 [ 448.477895] ? kobject_put+0xaa/0x260 [ 448.477934] device_add+0x32d/0x1830 [ 448.477964] ? __pfx_device_add+0x10/0x10 [ 448.477990] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.478022] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.478048] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.478087] hci_conn_add_sysfs+0x117/0x1c0 [ 448.478121] le_conn_complete_evt+0x124b/0x1f60 [ 448.478159] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.478184] ? bt_warn+0xdb/0x120 [ 448.478206] ? __pfx_bt_warn+0x10/0x10 [ 448.478238] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.478274] hci_le_meta_evt+0x34b/0x530 [ 448.478299] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.478330] hci_event_packet+0x66c/0x10e0 [ 448.478358] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.478396] ? __pfx_hci_event_packet+0x10/0x10 [ 448.478424] ? mark_held_locks+0x49/0x80 [ 448.478467] hci_rx_work+0x96c/0x1270 [ 448.478505] process_one_work+0x8e1/0x19c0 [ 448.478552] ? __pfx_process_one_work+0x10/0x10 [ 448.478582] ? move_linked_works+0x172/0x270 [ 448.478625] ? assign_work+0x196/0x240 [ 448.478659] worker_thread+0x67e/0xe90 [ 448.478690] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.478731] ? __pfx_worker_thread+0x10/0x10 [ 448.478764] kthread+0x3c8/0x740 [ 448.478792] ? __pfx_kthread+0x10/0x10 [ 448.478817] ? ret_from_fork+0x23/0x470 [ 448.478840] ? lock_release+0xc8/0x290 [ 448.478872] ? __pfx_kthread+0x10/0x10 [ 448.478901] ret_from_fork+0x38b/0x470 [ 448.478920] ? __pfx_kthread+0x10/0x10 [ 448.478947] ret_from_fork_asm+0x1a/0x30 [ 448.478996] [ 448.479062] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.479106] Bluetooth: hci2: failed to register connection device [ 448.479942] Bluetooth: hci1: failed to register connection device [ 448.483863] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 448.554889] debugfs: '0' already exists in 'hci6' [ 448.556051] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 448.557318] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.557348] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.557362] Workqueue: hci6 hci_rx_work [ 448.557390] Call Trace: [ 448.557398] [ 448.557406] dump_stack_lvl+0xfa/0x120 [ 448.557431] sysfs_warn_dup+0x80/0xa0 [ 448.557468] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.557500] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.557530] ? find_held_lock+0x2b/0x80 [ 448.557556] ? lock_release+0xc8/0x290 [ 448.557587] ? do_raw_spin_unlock+0x53/0x220 [ 448.557611] kobject_add_internal+0x24c/0x9a0 [ 448.557646] kobject_add+0x157/0x240 [ 448.557675] ? __pfx_kobject_add+0x10/0x10 [ 448.557702] ? lock_release+0xc8/0x290 [ 448.557733] ? do_raw_spin_unlock+0x53/0x220 [ 448.557755] ? kobject_put+0xaa/0x260 [ 448.557794] device_add+0x32d/0x1830 [ 448.557821] ? __pfx_device_add+0x10/0x10 [ 448.557848] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.557879] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.557904] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.557943] hci_conn_add_sysfs+0x117/0x1c0 [ 448.557975] le_conn_complete_evt+0x124b/0x1f60 [ 448.558012] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.558037] ? bt_warn+0xdb/0x120 [ 448.558058] ? __pfx_bt_warn+0x10/0x10 [ 448.558091] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.558126] hci_le_meta_evt+0x34b/0x530 [ 448.558150] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.558182] hci_event_packet+0x66c/0x10e0 [ 448.558209] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.558235] ? __pfx_hci_event_packet+0x10/0x10 [ 448.558264] ? mark_held_locks+0x49/0x80 [ 448.558306] hci_rx_work+0x96c/0x1270 [ 448.558344] process_one_work+0x8e1/0x19c0 [ 448.558401] ? __pfx_process_one_work+0x10/0x10 [ 448.558431] ? move_linked_works+0x172/0x270 [ 448.558474] ? assign_work+0x196/0x240 [ 448.558507] worker_thread+0x67e/0xe90 [ 448.558538] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.558577] ? __pfx_worker_thread+0x10/0x10 [ 448.558609] kthread+0x3c8/0x740 [ 448.558637] ? __pfx_kthread+0x10/0x10 [ 448.558663] ? ret_from_fork+0x23/0x470 [ 448.558683] ? lock_release+0xc8/0x290 [ 448.558714] ? __pfx_kthread+0x10/0x10 [ 448.558743] ret_from_fork+0x38b/0x470 [ 448.558762] ? __pfx_kthread+0x10/0x10 [ 448.558790] ret_from_fork_asm+0x1a/0x30 [ 448.558838] [ 448.587293] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 448.587840] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.587887] Bluetooth: hci6: failed to register connection device [ 448.596019] debugfs: '0' already exists in 'hci3' [ 448.597102] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 448.598409] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.598440] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.598462] Workqueue: hci3 hci_rx_work [ 448.598493] Call Trace: [ 448.598501] [ 448.598510] dump_stack_lvl+0xfa/0x120 [ 448.598536] sysfs_warn_dup+0x80/0xa0 [ 448.598569] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.598601] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.598630] ? find_held_lock+0x2b/0x80 [ 448.598658] ? lock_release+0xc8/0x290 [ 448.598690] ? do_raw_spin_unlock+0x53/0x220 [ 448.598714] kobject_add_internal+0x24c/0x9a0 [ 448.598750] kobject_add+0x157/0x240 [ 448.598779] ? __pfx_kobject_add+0x10/0x10 [ 448.598806] ? lock_release+0xc8/0x290 [ 448.598837] ? do_raw_spin_unlock+0x53/0x220 [ 448.598859] ? kobject_put+0xaa/0x260 [ 448.598898] device_add+0x32d/0x1830 [ 448.598927] ? __pfx_device_add+0x10/0x10 [ 448.598953] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.598984] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.599010] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.599049] hci_conn_add_sysfs+0x117/0x1c0 [ 448.599082] le_conn_complete_evt+0x124b/0x1f60 [ 448.599120] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.599145] ? bt_warn+0xdb/0x120 [ 448.599167] ? __pfx_bt_warn+0x10/0x10 [ 448.599199] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.599235] hci_le_meta_evt+0x34b/0x530 [ 448.599259] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.599291] hci_event_packet+0x66c/0x10e0 [ 448.599319] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.599344] ? __pfx_hci_event_packet+0x10/0x10 [ 448.599373] ? mark_held_locks+0x49/0x80 [ 448.599416] hci_rx_work+0x96c/0x1270 [ 448.599454] process_one_work+0x8e1/0x19c0 [ 448.599499] ? __pfx_process_one_work+0x10/0x10 [ 448.599529] ? move_linked_works+0x172/0x270 [ 448.599573] ? assign_work+0x196/0x240 [ 448.599607] worker_thread+0x67e/0xe90 [ 448.599638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.599678] ? __pfx_worker_thread+0x10/0x10 [ 448.599711] kthread+0x3c8/0x740 [ 448.599738] ? __pfx_kthread+0x10/0x10 [ 448.599764] ? ret_from_fork+0x23/0x470 [ 448.599788] ? _raw_spin_unlock_irq+0x23/0x40 [ 448.599821] ? __pfx_kthread+0x10/0x10 [ 448.599851] ret_from_fork+0x38b/0x470 [ 448.599870] ? __pfx_kthread+0x10/0x10 [ 448.599898] ret_from_fork_asm+0x1a/0x30 [ 448.599946] [ 448.636529] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.640034] Bluetooth: hci3: failed to register connection device 02:03:14 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, 0x0, 0x0) 02:03:14 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:14 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) [ 448.721787] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 448.741564] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 448.809866] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 448.811332] debugfs: '201' already exists in 'hci1' [ 448.813016] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 448.814346] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.814394] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.814409] Workqueue: hci1 hci_rx_work [ 448.814442] Call Trace: [ 448.814457] [ 448.814466] dump_stack_lvl+0xfa/0x120 [ 448.814494] sysfs_warn_dup+0x80/0xa0 [ 448.814528] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.814560] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.814590] ? find_held_lock+0x2b/0x80 [ 448.814617] ? lock_release+0xc8/0x290 [ 448.814649] ? do_raw_spin_unlock+0x53/0x220 [ 448.814672] kobject_add_internal+0x24c/0x9a0 [ 448.814708] kobject_add+0x157/0x240 [ 448.814738] ? __pfx_kobject_add+0x10/0x10 [ 448.814765] ? lock_release+0xc8/0x290 [ 448.814796] ? do_raw_spin_unlock+0x53/0x220 [ 448.814818] ? kobject_put+0xaa/0x260 [ 448.814858] device_add+0x32d/0x1830 [ 448.814888] ? __pfx_device_add+0x10/0x10 [ 448.814914] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.814946] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.814973] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.815012] hci_conn_add_sysfs+0x117/0x1c0 [ 448.815046] le_conn_complete_evt+0x124b/0x1f60 [ 448.815084] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.815109] ? bt_warn+0xdb/0x120 [ 448.815131] ? __pfx_bt_warn+0x10/0x10 [ 448.815164] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.815199] hci_le_meta_evt+0x34b/0x530 [ 448.815224] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.815255] hci_event_packet+0x66c/0x10e0 [ 448.815283] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.815309] ? __pfx_hci_event_packet+0x10/0x10 [ 448.815337] ? mark_held_locks+0x49/0x80 [ 448.815380] hci_rx_work+0x96c/0x1270 [ 448.815418] process_one_work+0x8e1/0x19c0 [ 448.815470] ? __pfx_process_one_work+0x10/0x10 [ 448.815501] ? move_linked_works+0x172/0x270 [ 448.815544] ? assign_work+0x196/0x240 [ 448.815578] worker_thread+0x67e/0xe90 [ 448.815609] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.815649] ? __pfx_worker_thread+0x10/0x10 [ 448.815681] kthread+0x3c8/0x740 [ 448.815709] ? __pfx_kthread+0x10/0x10 [ 448.815735] ? ret_from_fork+0x23/0x470 [ 448.815759] ? _raw_spin_unlock_irq+0x23/0x40 [ 448.815794] ? __pfx_kthread+0x10/0x10 [ 448.815823] ret_from_fork+0x38b/0x470 [ 448.815842] ? __pfx_kthread+0x10/0x10 [ 448.815870] ret_from_fork_asm+0x1a/0x30 [ 448.815919] [ 448.852794] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.855827] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 448.856158] debugfs: '0' already exists in 'hci5' [ 448.856491] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 448.857309] Bluetooth: hci1: failed to register connection device [ 448.858050] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 448.858081] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 448.858096] Workqueue: hci5 hci_rx_work [ 448.858130] Call Trace: [ 448.858138] [ 448.858148] dump_stack_lvl+0xfa/0x120 [ 448.858175] sysfs_warn_dup+0x80/0xa0 [ 448.858212] sysfs_create_dir_ns+0x23b/0x2a0 [ 448.858245] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.858275] ? find_held_lock+0x2b/0x80 [ 448.858304] ? lock_release+0xc8/0x290 [ 448.858335] ? do_raw_spin_unlock+0x53/0x220 [ 448.858359] kobject_add_internal+0x24c/0x9a0 [ 448.858408] kobject_add+0x157/0x240 [ 448.858437] ? __pfx_kobject_add+0x10/0x10 [ 448.858470] ? lock_release+0xc8/0x290 [ 448.858501] ? do_raw_spin_unlock+0x53/0x220 [ 448.858523] ? kobject_put+0xaa/0x260 [ 448.858562] device_add+0x32d/0x1830 [ 448.858592] ? __pfx_device_add+0x10/0x10 [ 448.858618] ? hci_debugfs_create_conn+0x10f/0x240 [ 448.858650] ? mgmt_send_event_skb+0x2f3/0x460 [ 448.858676] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 448.858715] hci_conn_add_sysfs+0x117/0x1c0 [ 448.858749] le_conn_complete_evt+0x124b/0x1f60 [ 448.858786] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 448.858812] ? bt_warn+0xdb/0x120 [ 448.858833] ? __pfx_bt_warn+0x10/0x10 [ 448.858866] hci_le_conn_complete_evt+0x22a/0x2c0 [ 448.858901] hci_le_meta_evt+0x34b/0x530 [ 448.858925] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 448.858957] hci_event_packet+0x66c/0x10e0 [ 448.858984] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 448.859009] ? __pfx_hci_event_packet+0x10/0x10 [ 448.859038] ? mark_held_locks+0x49/0x80 [ 448.859080] hci_rx_work+0x96c/0x1270 [ 448.859118] process_one_work+0x8e1/0x19c0 [ 448.859165] ? __pfx_process_one_work+0x10/0x10 [ 448.859195] ? move_linked_works+0x172/0x270 [ 448.859239] ? assign_work+0x196/0x240 [ 448.859272] worker_thread+0x67e/0xe90 [ 448.859304] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 448.859345] ? __pfx_worker_thread+0x10/0x10 [ 448.859377] kthread+0x3c8/0x740 [ 448.859405] ? __pfx_kthread+0x10/0x10 [ 448.859431] ? ret_from_fork+0x23/0x470 [ 448.859454] ? lock_release+0xc8/0x290 [ 448.859485] ? __pfx_kthread+0x10/0x10 [ 448.859515] ret_from_fork+0x38b/0x470 [ 448.859534] ? __pfx_kthread+0x10/0x10 [ 448.859561] ret_from_fork_asm+0x1a/0x30 [ 448.859612] [ 448.859677] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 448.899318] Bluetooth: hci5: failed to register connection device [ 450.102569] Bluetooth: hci6: command 0x0406 tx timeout [ 450.166591] Bluetooth: hci1: command 0x0406 tx timeout [ 450.169131] Bluetooth: hci3: command 0x0406 tx timeout [ 450.171154] Bluetooth: hci2: command 0x0406 tx timeout [ 450.230587] Bluetooth: hci7: command 0x0406 tx timeout [ 450.422572] Bluetooth: hci5: command 0x0406 tx timeout [ 452.150599] Bluetooth: hci6: command 0x0406 tx timeout [ 452.214610] Bluetooth: hci2: command 0x0406 tx timeout [ 452.215817] Bluetooth: hci1: command 0x0406 tx timeout [ 452.217657] Bluetooth: hci3: command 0x0406 tx timeout [ 452.470561] Bluetooth: hci5: command 0x0406 tx timeout [ 454.262588] Bluetooth: hci1: command 0x0406 tx timeout 02:03:25 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:03:25 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:25 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:25 executing program 5: syz_emit_vhci(&(0x7f0000000080)=@HCI_SCODATA_PKT={0x3, {0xc9, 0x1000}, "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"}, 0x1004) syz_emit_vhci(&(0x7f00000010c0)=@HCI_ACLDATA_PKT={0x2, {0xc9, 0x2, 0x2, 0x164}, @l2cap_cid_signaling={{0x160}, [@l2cap_conf_req={{0x4, 0x0, 0x1f}, {0x8, 0x8, [@l2cap_conf_mtu={0x1, 0x2, 0x174d}, @l2cap_conf_flushto={0x2, 0x2, 0x100}, @l2cap_conf_ews={0x7, 0x2, 0x1f}, @l2cap_conf_mtu={0x1, 0x2, 0xafb}, @l2cap_conf_flushto={0x2, 0x2, 0x3}, @l2cap_conf_fcs={0x5, 0x1}, @l2cap_conf_flushto={0x2, 0x2, 0x7}]}}, @l2cap_conf_rsp={{0x5, 0x4, 0x17}, {0x1ff, 0x6, 0x1, [@l2cap_conf_fcs={0x5, 0x1}, @l2cap_conf_fcs={0x5, 0x1, 0x1}, @l2cap_conf_flushto={0x2, 0x2, 0x7}, @l2cap_conf_fcs={0x5, 0x1}, @l2cap_conf_mtu={0x1, 0x2, 0x7}]}}, @l2cap_conn_req={{0x2, 0x81, 0x4}, {0xa1, 0x5}}, @l2cap_create_chan_rsp={{0xd, 0x1, 0x8}, {0x7, 0x1000, 0x7f, 0x8}}, @l2cap_info_rsp={{0xb, 0x9, 0xdd}, {0x0, 0x0, "890e0d3f783bae0314ca3203c9e553e4542551763056e29c513cbb4b676495c4b48d137fb04a634c40046d4a66ad663a28888c6353d4922db7cf6318bad919ad6412eafc70520cfb36d7abcf9051b4e55e575a757e9953a490018270674aeb6813088cf7895c857dc8f38d293070c29063f8070bc3e586cc74557005fcfd6341836341715e1aae982f164bac61581b13b63a5fad0c8ff7790427681aabf4262becd3674fe50d4b331a25cc48ecc5f51fd129855ce1577c3d01c5fab729d05adbe69833e38b3637fd531f93b01feeb7a27a86cf548c80e383fc"}}, @l2cap_create_chan_req={{0xc, 0x3, 0x5}, {0x8, 0x4, 0x1}}, @l2cap_create_chan_req={{0xc, 0x80, 0x5}, {0x8, 0xfff}}, @l2cap_create_chan_req={{0xc, 0x6, 0x5}, {0x101, 0x101, 0x40}}, @l2cap_conn_rsp={{0x3, 0x1f, 0x8}, {0x5, 0x2, 0x76fc, 0x8000}}, @l2cap_move_chan_cfm_rsp={{0x11, 0x1f, 0x2}, {0xfff9}}]}}, 0x169) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) 02:03:25 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:25 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:03:25 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x2, 0x1, 0x12}, @l2cap_cid_le_signaling={{0xe}, @l2cap_le_conn_req={{0x14, 0x1, 0xa}, {0x0, 0x8, 0xcb, 0x3, 0x81}}}}, 0x17) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:03:25 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) (fail_nth: 1) [ 459.600633] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 459.603582] debugfs: '201' already exists in 'hci1' [ 459.604394] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 459.604836] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 459.605671] debugfs: '0' already exists in 'hci5' [ 459.606866] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.606905] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.606924] Workqueue: hci1 hci_rx_work [ 459.606962] Call Trace: [ 459.606972] [ 459.606984] dump_stack_lvl+0xfa/0x120 [ 459.607016] sysfs_warn_dup+0x80/0xa0 [ 459.607056] sysfs_create_dir_ns+0x23b/0x2a0 [ 459.607093] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 459.607129] ? find_held_lock+0x2b/0x80 [ 459.607161] ? lock_release+0xc8/0x290 [ 459.607199] ? do_raw_spin_unlock+0x53/0x220 [ 459.607228] kobject_add_internal+0x24c/0x9a0 [ 459.607270] kobject_add+0x157/0x240 [ 459.607304] ? __pfx_kobject_add+0x10/0x10 [ 459.607335] ? lock_release+0xc8/0x290 [ 459.607373] ? do_raw_spin_unlock+0x53/0x220 [ 459.607399] ? kobject_put+0xaa/0x260 [ 459.607454] device_add+0x32d/0x1830 [ 459.607492] ? __pfx_device_add+0x10/0x10 [ 459.607523] ? hci_debugfs_create_conn+0x10f/0x240 [ 459.607560] ? mgmt_send_event_skb+0x2f3/0x460 [ 459.607590] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 459.607636] hci_conn_add_sysfs+0x117/0x1c0 [ 459.607676] le_conn_complete_evt+0x124b/0x1f60 [ 459.607720] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 459.607750] ? bt_warn+0xdb/0x120 [ 459.607776] ? __pfx_bt_warn+0x10/0x10 [ 459.607815] hci_le_conn_complete_evt+0x22a/0x2c0 [ 459.607856] hci_le_meta_evt+0x34b/0x530 [ 459.607885] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 459.607923] hci_event_packet+0x66c/0x10e0 [ 459.607956] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 459.607986] ? __pfx_hci_event_packet+0x10/0x10 [ 459.608020] ? mark_held_locks+0x49/0x80 [ 459.608071] hci_rx_work+0x96c/0x1270 [ 459.608116] process_one_work+0x8e1/0x19c0 [ 459.608172] ? __pfx_process_one_work+0x10/0x10 [ 459.608208] ? move_linked_works+0x172/0x270 [ 459.608260] ? assign_work+0x196/0x240 [ 459.608299] worker_thread+0x67e/0xe90 [ 459.608337] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.608384] ? __pfx_worker_thread+0x10/0x10 [ 459.608423] kthread+0x3c8/0x740 [ 459.608457] ? __pfx_kthread+0x10/0x10 [ 459.608488] ? ret_from_fork+0x23/0x470 [ 459.608514] ? lock_release+0xc8/0x290 [ 459.608552] ? __pfx_kthread+0x10/0x10 [ 459.608587] ret_from_fork+0x38b/0x470 [ 459.608609] ? __pfx_kthread+0x10/0x10 [ 459.608642] ret_from_fork_asm+0x1a/0x30 [ 459.608700] [ 459.608782] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 459.609633] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 459.610083] Bluetooth: hci1: failed to register connection device [ 459.610328] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.610354] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.610368] Workqueue: hci5 hci_rx_work [ 459.610400] Call Trace: [ 459.610407] [ 459.610414] dump_stack_lvl+0xfa/0x120 [ 459.610438] sysfs_warn_dup+0x80/0xa0 [ 459.610473] sysfs_create_dir_ns+0x23b/0x2a0 [ 459.610508] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 459.610532] ? find_held_lock+0x2b/0x80 [ 459.610556] ? lock_release+0xc8/0x290 [ 459.610582] ? do_raw_spin_unlock+0x53/0x220 [ 459.610601] kobject_add_internal+0x24c/0x9a0 [ 459.610631] kobject_add+0x157/0x240 [ 459.610654] ? __pfx_kobject_add+0x10/0x10 [ 459.610676] ? lock_release+0xc8/0x290 [ 459.610701] ? do_raw_spin_unlock+0x53/0x220 [ 459.610718] ? kobject_put+0xaa/0x260 [ 459.610749] device_add+0x32d/0x1830 [ 459.610774] ? __pfx_device_add+0x10/0x10 [ 459.610796] ? hci_debugfs_create_conn+0x10f/0x240 [ 459.610822] ? mgmt_send_event_skb+0x2f3/0x460 [ 459.610844] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 459.610875] hci_conn_add_sysfs+0x117/0x1c0 [ 459.610902] le_conn_complete_evt+0x124b/0x1f60 [ 459.610933] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 459.610953] ? bt_warn+0xdb/0x120 [ 459.610971] ? __pfx_bt_warn+0x10/0x10 [ 459.610997] hci_le_conn_complete_evt+0x22a/0x2c0 [ 459.611024] hci_le_meta_evt+0x34b/0x530 [ 459.611044] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 459.611071] hci_event_packet+0x66c/0x10e0 [ 459.611093] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 459.611114] ? __pfx_hci_event_packet+0x10/0x10 [ 459.611136] ? mark_held_locks+0x49/0x80 [ 459.611171] hci_rx_work+0x96c/0x1270 [ 459.611201] process_one_work+0x8e1/0x19c0 [ 459.611240] ? __pfx_process_one_work+0x10/0x10 [ 459.611264] ? move_linked_works+0x172/0x270 [ 459.611300] ? assign_work+0x196/0x240 [ 459.611327] worker_thread+0x67e/0xe90 [ 459.611352] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.611386] ? __pfx_worker_thread+0x10/0x10 [ 459.611413] kthread+0x3c8/0x740 [ 459.611437] ? __pfx_kthread+0x10/0x10 [ 459.611458] ? ret_from_fork+0x23/0x470 [ 459.611478] ? _raw_spin_unlock_irq+0x23/0x40 [ 459.611507] ? __pfx_kthread+0x10/0x10 [ 459.611530] ret_from_fork+0x38b/0x470 [ 459.611545] ? __pfx_kthread+0x10/0x10 [ 459.611568] ret_from_fork_asm+0x1a/0x30 [ 459.611608] [ 459.611667] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 459.661706] Bluetooth: hci5: failed to register connection device [ 459.672053] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 459.673229] debugfs: '0' already exists in 'hci3' [ 459.674027] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 459.675050] debugfs: '0' already exists in 'hci6' [ 459.675853] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 459.676814] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.676843] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.676860] Workqueue: hci6 hci_rx_work [ 459.676890] Call Trace: [ 459.676897] [ 459.676909] dump_stack_lvl+0xfa/0x120 [ 459.676937] sysfs_warn_dup+0x80/0xa0 [ 459.676967] sysfs_create_dir_ns+0x23b/0x2a0 [ 459.677003] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 459.677038] ? find_held_lock+0x2b/0x80 [ 459.677068] ? lock_release+0xc8/0x290 [ 459.677105] ? do_raw_spin_unlock+0x53/0x220 [ 459.677132] kobject_add_internal+0x24c/0x9a0 [ 459.677171] kobject_add+0x157/0x240 [ 459.677203] ? __pfx_kobject_add+0x10/0x10 [ 459.677228] ? lock_release+0xc8/0x290 [ 459.677262] ? do_raw_spin_unlock+0x53/0x220 [ 459.677287] ? kobject_put+0xaa/0x260 [ 459.677323] device_add+0x32d/0x1830 [ 459.677353] ? __pfx_device_add+0x10/0x10 [ 459.677380] ? hci_debugfs_create_conn+0x10f/0x240 [ 459.677411] ? mgmt_send_event_skb+0x2f3/0x460 [ 459.677435] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 459.677479] hci_conn_add_sysfs+0x117/0x1c0 [ 459.677512] le_conn_complete_evt+0x124b/0x1f60 [ 459.677551] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 459.677578] ? bt_warn+0xdb/0x120 [ 459.677598] ? __pfx_bt_warn+0x10/0x10 [ 459.677628] hci_le_conn_complete_evt+0x22a/0x2c0 [ 459.677664] hci_le_meta_evt+0x34b/0x530 [ 459.677689] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 459.677728] hci_event_packet+0x66c/0x10e0 [ 459.677760] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 459.677790] ? __pfx_hci_event_packet+0x10/0x10 [ 459.677820] ? mark_held_locks+0x49/0x80 [ 459.677861] hci_rx_work+0x96c/0x1270 [ 459.677897] process_one_work+0x8e1/0x19c0 [ 459.677942] ? __pfx_process_one_work+0x10/0x10 [ 459.677977] ? move_linked_works+0x172/0x270 [ 459.678023] ? assign_work+0x196/0x240 [ 459.678056] worker_thread+0x67e/0xe90 [ 459.678088] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.678129] ? __pfx_worker_thread+0x10/0x10 [ 459.678164] kthread+0x3c8/0x740 [ 459.678194] ? __pfx_kthread+0x10/0x10 [ 459.678223] ? ret_from_fork+0x23/0x470 [ 459.678244] ? lock_release+0xc8/0x290 [ 459.678278] ? __pfx_kthread+0x10/0x10 [ 459.678307] ret_from_fork+0x38b/0x470 [ 459.678327] ? __pfx_kthread+0x10/0x10 [ 459.678355] ret_from_fork_asm+0x1a/0x30 [ 459.678403] [ 459.684608] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 459.684881] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 459.685979] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 459.686204] Bluetooth: hci6: failed to register connection device [ 459.687195] debugfs: '0' already exists in 'hci2' [ 459.687500] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 459.688206] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 459.688283] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.688307] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.688318] Workqueue: hci3 hci_rx_work [ 459.688339] Call Trace: [ 459.688345] [ 459.688352] dump_stack_lvl+0xfa/0x120 [ 459.688370] sysfs_warn_dup+0x80/0xa0 [ 459.688394] sysfs_create_dir_ns+0x23b/0x2a0 [ 459.688418] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 459.688441] ? find_held_lock+0x2b/0x80 [ 459.688466] ? lock_release+0xc8/0x290 [ 459.688489] ? do_raw_spin_unlock+0x53/0x220 [ 459.688507] kobject_add_internal+0x24c/0x9a0 [ 459.688534] kobject_add+0x157/0x240 [ 459.688556] ? __pfx_kobject_add+0x10/0x10 [ 459.688576] ? lock_release+0xc8/0x290 [ 459.688600] ? do_raw_spin_unlock+0x53/0x220 [ 459.688616] ? kobject_put+0xaa/0x260 [ 459.688646] device_add+0x32d/0x1830 [ 459.688667] ? __pfx_device_add+0x10/0x10 [ 459.688686] ? hci_debugfs_create_conn+0x10f/0x240 [ 459.688709] ? mgmt_send_event_skb+0x2f3/0x460 [ 459.688728] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 459.688757] hci_conn_add_sysfs+0x117/0x1c0 [ 459.688782] le_conn_complete_evt+0x124b/0x1f60 [ 459.688810] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 459.688829] ? bt_warn+0xdb/0x120 [ 459.688845] ? __pfx_bt_warn+0x10/0x10 [ 459.688870] hci_le_conn_complete_evt+0x22a/0x2c0 [ 459.688897] hci_le_meta_evt+0x34b/0x530 [ 459.688915] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 459.688939] hci_event_packet+0x66c/0x10e0 [ 459.688960] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 459.688980] ? __pfx_hci_event_packet+0x10/0x10 [ 459.689002] ? mark_held_locks+0x49/0x80 [ 459.689034] hci_rx_work+0x96c/0x1270 [ 459.689064] process_one_work+0x8e1/0x19c0 [ 459.689098] ? __pfx_process_one_work+0x10/0x10 [ 459.689121] ? move_linked_works+0x172/0x270 [ 459.689153] ? assign_work+0x196/0x240 [ 459.689179] worker_thread+0x67e/0xe90 [ 459.689203] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.689232] ? __pfx_worker_thread+0x10/0x10 [ 459.689257] kthread+0x3c8/0x740 [ 459.689278] ? __pfx_kthread+0x10/0x10 [ 459.689297] ? ret_from_fork+0x23/0x470 [ 459.689315] ? _raw_spin_unlock_irq+0x23/0x40 [ 459.689340] ? __pfx_kthread+0x10/0x10 [ 459.689362] ret_from_fork+0x38b/0x470 [ 459.689377] ? __pfx_kthread+0x10/0x10 [ 459.689397] ret_from_fork_asm+0x1a/0x30 [ 459.689434] [ 459.689590] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 459.689683] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.689714] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.689730] Workqueue: hci2 hci_rx_work [ 459.689765] Call Trace: [ 459.689774] [ 459.689783] dump_stack_lvl+0xfa/0x120 [ 459.689811] sysfs_warn_dup+0x80/0xa0 [ 459.689852] sysfs_create_dir_ns+0x23b/0x2a0 [ 459.689884] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 459.689914] ? find_held_lock+0x2b/0x80 [ 459.689943] ? lock_release+0xc8/0x290 [ 459.689974] ? do_raw_spin_unlock+0x53/0x220 [ 459.689999] kobject_add_internal+0x24c/0x9a0 [ 459.690035] kobject_add+0x157/0x240 [ 459.690064] ? __pfx_kobject_add+0x10/0x10 [ 459.690091] ? lock_release+0xc8/0x290 [ 459.690122] ? do_raw_spin_unlock+0x53/0x220 [ 459.690144] ? kobject_put+0xaa/0x260 [ 459.690183] device_add+0x32d/0x1830 [ 459.690212] ? __pfx_device_add+0x10/0x10 [ 459.690238] ? hci_debugfs_create_conn+0x10f/0x240 [ 459.690270] ? mgmt_send_event_skb+0x2f3/0x460 [ 459.690296] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 459.690335] hci_conn_add_sysfs+0x117/0x1c0 [ 459.690369] le_conn_complete_evt+0x124b/0x1f60 [ 459.690407] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 459.690432] ? bt_warn+0xdb/0x120 [ 459.690454] ? __pfx_bt_warn+0x10/0x10 [ 459.690486] hci_le_conn_complete_evt+0x22a/0x2c0 [ 459.690534] hci_le_meta_evt+0x34b/0x530 [ 459.690560] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 459.690592] hci_event_packet+0x66c/0x10e0 [ 459.690619] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 459.690645] ? __pfx_hci_event_packet+0x10/0x10 [ 459.690673] ? mark_held_locks+0x49/0x80 [ 459.690716] hci_rx_work+0x96c/0x1270 [ 459.690754] process_one_work+0x8e1/0x19c0 [ 459.690801] ? __pfx_process_one_work+0x10/0x10 [ 459.690832] ? move_linked_works+0x172/0x270 [ 459.690876] ? assign_work+0x196/0x240 [ 459.690910] worker_thread+0x67e/0xe90 [ 459.690941] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.690981] ? __pfx_worker_thread+0x10/0x10 [ 459.691014] kthread+0x3c8/0x740 [ 459.691042] ? __pfx_kthread+0x10/0x10 [ 459.691068] ? ret_from_fork+0x23/0x470 [ 459.691091] ? lock_release+0xc8/0x290 [ 459.691122] ? __pfx_kthread+0x10/0x10 [ 459.691151] ret_from_fork+0x38b/0x470 [ 459.691170] ? __pfx_kthread+0x10/0x10 [ 459.691198] ret_from_fork_asm+0x1a/0x30 [ 459.691247] [ 459.693711] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 459.693759] Bluetooth: hci2: failed to register connection device [ 459.701149] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 459.701202] Bluetooth: hci3: failed to register connection device [ 459.720053] FAULT_INJECTION: forcing a failure. [ 459.720053] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 459.781322] CPU: 0 UID: 0 PID: 5504 Comm: syz-executor.7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.781357] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.781372] Call Trace: [ 459.781382] [ 459.781393] dump_stack_lvl+0xfa/0x120 [ 459.781431] should_fail_ex+0x4d7/0x5e0 [ 459.781479] _copy_from_user+0x30/0xd0 [ 459.781515] copy_from_sockptr_offset.constprop.0+0x167/0x1a0 [ 459.781557] ? __pfx_copy_from_sockptr_offset.constprop.0+0x10/0x10 [ 459.781654] do_ipv6_setsockopt+0xb21/0x47f0 [ 459.781714] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 459.781780] ? perf_trace_run_bpf_submit+0xef/0x180 [ 459.781811] ? find_held_lock+0x2b/0x80 [ 459.781839] ? get_pid_task+0xfd/0x250 [ 459.781864] ? perf_trace_run_bpf_submit+0xef/0x180 [ 459.781909] ? perf_trace_lock_acquire+0x3c2/0x700 [ 459.781947] ? proc_fail_nth_write+0x97/0x220 [ 459.781992] ? sock_has_perm+0x21c/0x2b0 [ 459.782028] ? __pfx_sock_has_perm+0x10/0x10 [ 459.782071] ? selinux_netlbl_socket_setsockopt+0xa1/0x460 [ 459.782100] ? __pfx_selinux_netlbl_socket_setsockopt+0x10/0x10 [ 459.782155] ipv6_setsockopt+0xcb/0x170 [ 459.782204] udpv6_setsockopt+0x84/0xd0 [ 459.782243] ? __pfx_sock_common_setsockopt+0x10/0x10 [ 459.782270] do_sock_setsockopt+0xf7/0x1e0 [ 459.782313] __sys_setsockopt+0x11f/0x1a0 [ 459.782367] __x64_sys_setsockopt+0xbe/0x160 [ 459.782401] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.782440] do_syscall_64+0xbf/0x390 [ 459.782476] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 459.782518] RIP: 0033:0x7f776bc6fb19 [ 459.782539] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 459.782561] RSP: 002b:00007f77691e5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 459.782591] RAX: ffffffffffffffda RBX: 00007f776bd82f60 RCX: 00007f776bc6fb19 [ 459.782614] RDX: 0000000000000015 RSI: 0000000000000029 RDI: 0000000000000004 [ 459.782631] RBP: 00007f77691e51d0 R08: 0000000000000014 R09: 0000000000000000 [ 459.782647] R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000001 [ 459.782660] R13: 00007ffef10d0e2f R14: 00007f77691e5300 R15: 0000000000022000 [ 459.782725] 02:03:25 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:25 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) shmdt(r0) 02:03:25 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:25 executing program 1: syz_emit_vhci(&(0x7f00000000c0)=@HCI_SCODATA_PKT={0x3, {0xc8, 0x64}, "0bd457d09e8067db92e1e6f45658fcab52fd18e248e45be913f0ad3c428f9291c38d5032ee89699d59d97febb53797a6d5ce5abfef63b3783bf5fb05bae21179c93268be32545294f509e636c01da0a72d33a8b918cdacbeb941db2b1da9b7b0a2a30459"}, 0x68) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_open_dev$sg(&(0x7f0000000000), 0x3, 0x73b551e0ee6f4e36) syz_emit_vhci(0x0, 0xb5) 02:03:25 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:25 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 459.939909] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 459.941316] debugfs: '0' already exists in 'hci6' [ 459.942382] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 459.943697] CPU: 1 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.943734] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.943758] Workqueue: hci6 hci_rx_work [ 459.943797] Call Trace: [ 459.943807] [ 459.943817] dump_stack_lvl+0xfa/0x120 [ 459.943847] sysfs_warn_dup+0x80/0xa0 [ 459.943885] sysfs_create_dir_ns+0x23b/0x2a0 [ 459.943925] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 459.943958] ? find_held_lock+0x2b/0x80 [ 459.943990] ? lock_release+0xc8/0x290 [ 459.944033] ? do_raw_spin_unlock+0x53/0x220 [ 459.944065] kobject_add_internal+0x24c/0x9a0 [ 459.944115] kobject_add+0x157/0x240 [ 459.944153] ? __pfx_kobject_add+0x10/0x10 [ 459.944185] ? lock_release+0xc8/0x290 [ 459.944227] ? do_raw_spin_unlock+0x53/0x220 [ 459.944253] ? kobject_put+0xaa/0x260 [ 459.944297] device_add+0x32d/0x1830 [ 459.944330] ? __pfx_device_add+0x10/0x10 [ 459.944368] ? hci_debugfs_create_conn+0x10f/0x240 [ 459.944413] ? mgmt_send_event_skb+0x2f3/0x460 [ 459.944459] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 459.944517] hci_conn_add_sysfs+0x117/0x1c0 [ 459.944560] le_conn_complete_evt+0x124b/0x1f60 [ 459.944610] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 459.944643] ? bt_warn+0xdb/0x120 [ 459.944669] ? __pfx_bt_warn+0x10/0x10 [ 459.944710] hci_le_conn_complete_evt+0x22a/0x2c0 [ 459.944763] hci_le_meta_evt+0x34b/0x530 [ 459.944797] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 459.944841] hci_event_packet+0x66c/0x10e0 [ 459.944883] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 459.944924] ? __pfx_hci_event_packet+0x10/0x10 [ 459.944963] ? mark_held_locks+0x49/0x80 [ 459.945018] hci_rx_work+0x96c/0x1270 [ 459.945068] process_one_work+0x8e1/0x19c0 [ 459.945129] ? __pfx_process_one_work+0x10/0x10 [ 459.945175] ? move_linked_works+0x172/0x270 [ 459.945243] ? assign_work+0x196/0x240 [ 459.945288] worker_thread+0x67e/0xe90 [ 459.945331] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.945389] ? __pfx_worker_thread+0x10/0x10 [ 459.945445] kthread+0x3c8/0x740 [ 459.945489] ? __pfx_kthread+0x10/0x10 [ 459.945524] ? ret_from_fork+0x23/0x470 [ 459.945551] ? lock_release+0xc8/0x290 [ 459.945595] ? __pfx_kthread+0x10/0x10 [ 459.945640] ret_from_fork+0x38b/0x470 [ 459.945668] ? __pfx_kthread+0x10/0x10 [ 459.945711] ret_from_fork_asm+0x1a/0x30 [ 459.945780] [ 459.978342] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 459.980299] Bluetooth: hci6: failed to register connection device [ 459.981620] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 459.982938] debugfs: '0' already exists in 'hci2' [ 459.984180] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 459.985589] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 459.985622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 459.985641] Workqueue: hci2 hci_rx_work [ 459.985672] Call Trace: [ 459.985679] [ 459.985688] dump_stack_lvl+0xfa/0x120 [ 459.985713] sysfs_warn_dup+0x80/0xa0 [ 459.985745] sysfs_create_dir_ns+0x23b/0x2a0 [ 459.985780] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 459.985811] ? find_held_lock+0x2b/0x80 [ 459.985838] ? lock_release+0xc8/0x290 [ 459.985875] ? do_raw_spin_unlock+0x53/0x220 [ 459.985902] kobject_add_internal+0x24c/0x9a0 [ 459.985950] kobject_add+0x157/0x240 [ 459.985986] ? __pfx_kobject_add+0x10/0x10 [ 459.986015] ? lock_release+0xc8/0x290 [ 459.986052] ? do_raw_spin_unlock+0x53/0x220 [ 459.986076] ? kobject_put+0xaa/0x260 [ 459.986117] device_add+0x32d/0x1830 [ 459.986146] ? __pfx_device_add+0x10/0x10 [ 459.986184] ? hci_debugfs_create_conn+0x10f/0x240 [ 459.986225] ? mgmt_send_event_skb+0x2f3/0x460 [ 459.986258] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 459.986308] hci_conn_add_sysfs+0x117/0x1c0 [ 459.986344] le_conn_complete_evt+0x124b/0x1f60 [ 459.986390] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 459.986420] ? bt_warn+0xdb/0x120 [ 459.986444] ? __pfx_bt_warn+0x10/0x10 [ 459.986487] hci_le_conn_complete_evt+0x22a/0x2c0 [ 459.986541] hci_le_meta_evt+0x34b/0x530 [ 459.986569] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 459.986605] hci_event_packet+0x66c/0x10e0 [ 459.986643] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 459.986678] ? __pfx_hci_event_packet+0x10/0x10 [ 459.986713] ? mark_held_locks+0x49/0x80 [ 459.986761] hci_rx_work+0x96c/0x1270 [ 459.986804] process_one_work+0x8e1/0x19c0 [ 459.986857] ? __pfx_process_one_work+0x10/0x10 [ 459.986900] ? move_linked_works+0x172/0x270 [ 459.986962] ? assign_work+0x196/0x240 [ 459.987002] worker_thread+0x67e/0xe90 [ 459.987039] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 459.987086] ? __pfx_worker_thread+0x10/0x10 [ 459.987134] kthread+0x3c8/0x740 [ 459.987175] ? __pfx_kthread+0x10/0x10 [ 459.987209] ? ret_from_fork+0x23/0x470 [ 459.987234] ? _raw_spin_unlock_irq+0x23/0x40 [ 459.987277] ? __pfx_kthread+0x10/0x10 [ 459.987313] ret_from_fork+0x38b/0x470 [ 459.987336] ? __pfx_kthread+0x10/0x10 [ 459.987374] ret_from_fork_asm+0x1a/0x30 [ 459.987429] [ 460.022591] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 460.026165] Bluetooth: hci2: failed to register connection device 02:03:25 executing program 5: capset(&(0x7f0000000100)={0x19980330}, &(0x7f0000000140)={0x2, 0x8, 0x1, 0x2, 0x3, 0x3}) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x0, 0x0, 0x7b}, @l2cap_cid_signaling={{0x77}, [@l2cap_conf_req={{0x4, 0x7f, 0x21}, {0xffff, 0x1, [@l2cap_conf_mtu={0x1, 0x2, 0x3}, @l2cap_conf_rfc={0x4, 0x9, {0x3, 0xde, 0x6, 0x159, 0x0, 0x1}}, @l2cap_conf_rfc={0x4, 0x9, {0x4, 0x1, 0x80, 0x2, 0xffff, 0x200}}, @l2cap_conf_fcs={0x5, 0x0, 0x1}]}}, @l2cap_move_chan_cfm_rsp={{0x11, 0x2, 0x2}, {0x29}}, @l2cap_info_rsp={{0xb, 0x1, 0x48}, {0x1, 0x1, "7e62bef71b197b00ac2b1d7f86725941e96dc861134b776773dd60d0ebc9ac8d7c5284dd06f620b76995032f087a245f51f0f8af0c09b095d894883696fa680df415b56b"}}]}}, 0x80) syz_emit_vhci(&(0x7f0000000080)=@HCI_VENDOR_PKT={0xff, 0x40}, 0x2) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000000c0)=@HCI_VENDOR_PKT={0xff, 0x80}, 0x2) [ 460.029900] Bluetooth: hci0: SCO packet for unknown connection handle 200 [ 460.040857] Bluetooth: hci0: SCO packet for unknown connection handle 200 [ 460.072774] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 460.075622] debugfs: '0' already exists in 'hci3' [ 460.076662] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 460.078072] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 460.078102] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 460.078117] Workqueue: hci3 hci_rx_work [ 460.078150] Call Trace: [ 460.078159] [ 460.078168] dump_stack_lvl+0xfa/0x120 [ 460.078194] sysfs_warn_dup+0x80/0xa0 [ 460.078227] sysfs_create_dir_ns+0x23b/0x2a0 [ 460.078258] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 460.078288] ? find_held_lock+0x2b/0x80 [ 460.078315] ? lock_release+0xc8/0x290 [ 460.078348] ? do_raw_spin_unlock+0x53/0x220 [ 460.078374] kobject_add_internal+0x24c/0x9a0 [ 460.078409] kobject_add+0x157/0x240 [ 460.078438] ? __pfx_kobject_add+0x10/0x10 [ 460.078472] ? lock_release+0xc8/0x290 [ 460.078514] ? do_raw_spin_unlock+0x53/0x220 [ 460.078536] ? kobject_put+0xaa/0x260 [ 460.078575] device_add+0x32d/0x1830 [ 460.078605] ? __pfx_device_add+0x10/0x10 [ 460.078631] ? hci_debugfs_create_conn+0x10f/0x240 [ 460.078661] ? mgmt_send_event_skb+0x2f3/0x460 [ 460.078687] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 460.078725] hci_conn_add_sysfs+0x117/0x1c0 [ 460.078759] le_conn_complete_evt+0x124b/0x1f60 [ 460.078795] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 460.078821] ? bt_warn+0xdb/0x120 [ 460.078842] ? __pfx_bt_warn+0x10/0x10 [ 460.078875] hci_le_conn_complete_evt+0x22a/0x2c0 [ 460.078910] hci_le_meta_evt+0x34b/0x530 [ 460.078934] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 460.078966] hci_event_packet+0x66c/0x10e0 [ 460.078993] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 460.079019] ? __pfx_hci_event_packet+0x10/0x10 [ 460.079047] ? mark_held_locks+0x49/0x80 [ 460.079089] hci_rx_work+0x96c/0x1270 [ 460.079127] process_one_work+0x8e1/0x19c0 [ 460.079173] ? __pfx_process_one_work+0x10/0x10 [ 460.079203] ? move_linked_works+0x172/0x270 [ 460.079246] ? assign_work+0x196/0x240 [ 460.079279] worker_thread+0x67e/0xe90 [ 460.079310] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 460.079350] ? __pfx_worker_thread+0x10/0x10 [ 460.079382] kthread+0x3c8/0x740 [ 460.079410] ? __pfx_kthread+0x10/0x10 [ 460.079436] ? ret_from_fork+0x23/0x470 [ 460.079460] ? _raw_spin_unlock_irq+0x23/0x40 [ 460.079493] ? __pfx_kthread+0x10/0x10 [ 460.079522] ret_from_fork+0x38b/0x470 [ 460.079541] ? __pfx_kthread+0x10/0x10 [ 460.079569] ret_from_fork_asm+0x1a/0x30 [ 460.079617] [ 460.114085] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 460.117742] Bluetooth: hci3: failed to register connection device 02:03:25 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:25 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) (fail_nth: 2) [ 460.148844] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 460.150695] debugfs: '201' already exists in 'hci1' [ 460.151779] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 460.153070] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 460.153100] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 460.153114] Workqueue: hci1 hci_rx_work [ 460.153144] Call Trace: [ 460.153152] [ 460.153161] dump_stack_lvl+0xfa/0x120 [ 460.153186] sysfs_warn_dup+0x80/0xa0 [ 460.153219] sysfs_create_dir_ns+0x23b/0x2a0 [ 460.153250] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 460.153280] ? find_held_lock+0x2b/0x80 [ 460.153306] ? lock_release+0xc8/0x290 [ 460.153338] ? do_raw_spin_unlock+0x53/0x220 [ 460.153361] kobject_add_internal+0x24c/0x9a0 [ 460.153396] kobject_add+0x157/0x240 [ 460.153425] ? __pfx_kobject_add+0x10/0x10 [ 460.153459] ? lock_release+0xc8/0x290 [ 460.153490] ? do_raw_spin_unlock+0x53/0x220 [ 460.153511] ? kobject_put+0xaa/0x260 [ 460.153550] device_add+0x32d/0x1830 [ 460.153580] ? __pfx_device_add+0x10/0x10 [ 460.153606] ? hci_debugfs_create_conn+0x10f/0x240 [ 460.153636] ? mgmt_send_event_skb+0x2f3/0x460 [ 460.153662] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 460.153700] hci_conn_add_sysfs+0x117/0x1c0 [ 460.153733] le_conn_complete_evt+0x124b/0x1f60 [ 460.153769] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 460.153794] ? bt_warn+0xdb/0x120 [ 460.153816] ? __pfx_bt_warn+0x10/0x10 [ 460.153848] hci_le_conn_complete_evt+0x22a/0x2c0 [ 460.153883] hci_le_meta_evt+0x34b/0x530 [ 460.153907] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 460.153938] hci_event_packet+0x66c/0x10e0 [ 460.153966] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 460.153992] ? __pfx_hci_event_packet+0x10/0x10 [ 460.154020] ? mark_held_locks+0x49/0x80 [ 460.154062] hci_rx_work+0x96c/0x1270 [ 460.154100] process_one_work+0x8e1/0x19c0 [ 460.154145] ? __pfx_process_one_work+0x10/0x10 [ 460.154175] ? move_linked_works+0x172/0x270 [ 460.154218] ? assign_work+0x196/0x240 [ 460.154251] worker_thread+0x67e/0xe90 [ 460.154283] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 460.154322] ? __pfx_worker_thread+0x10/0x10 [ 460.154354] kthread+0x3c8/0x740 [ 460.154382] ? __pfx_kthread+0x10/0x10 [ 460.154407] ? ret_from_fork+0x23/0x470 [ 460.154430] ? _raw_spin_unlock_irq+0x23/0x40 [ 460.154463] ? __pfx_kthread+0x10/0x10 [ 460.154493] ret_from_fork+0x38b/0x470 [ 460.154523] ? __pfx_kthread+0x10/0x10 [ 460.154551] ret_from_fork_asm+0x1a/0x30 [ 460.154599] [ 460.186388] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 460.188299] Bluetooth: hci1: failed to register connection device 02:03:25 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) [ 460.229816] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 460.231314] debugfs: '201' already exists in 'hci5' [ 460.232392] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 460.233881] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 460.233911] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 460.233926] Workqueue: hci5 hci_rx_work [ 460.233958] Call Trace: [ 460.233966] [ 460.233975] dump_stack_lvl+0xfa/0x120 [ 460.234001] sysfs_warn_dup+0x80/0xa0 [ 460.234034] sysfs_create_dir_ns+0x23b/0x2a0 [ 460.234065] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 460.234095] ? find_held_lock+0x2b/0x80 [ 460.234121] ? lock_release+0xc8/0x290 [ 460.234152] ? do_raw_spin_unlock+0x53/0x220 [ 460.234175] kobject_add_internal+0x24c/0x9a0 [ 460.234210] kobject_add+0x157/0x240 [ 460.234238] ? __pfx_kobject_add+0x10/0x10 [ 460.234265] ? lock_release+0xc8/0x290 [ 460.234295] ? do_raw_spin_unlock+0x53/0x220 [ 460.234317] ? kobject_put+0xaa/0x260 [ 460.234355] device_add+0x32d/0x1830 [ 460.234384] ? __pfx_device_add+0x10/0x10 [ 460.234410] ? hci_debugfs_create_conn+0x10f/0x240 [ 460.234440] ? mgmt_send_event_skb+0x2f3/0x460 [ 460.234473] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 460.234525] hci_conn_add_sysfs+0x117/0x1c0 [ 460.234558] le_conn_complete_evt+0x124b/0x1f60 [ 460.234594] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 460.234619] ? bt_warn+0xdb/0x120 [ 460.234640] ? __pfx_bt_warn+0x10/0x10 [ 460.234672] hci_le_conn_complete_evt+0x22a/0x2c0 [ 460.234709] hci_le_meta_evt+0x34b/0x530 [ 460.234735] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 460.234766] hci_event_packet+0x66c/0x10e0 [ 460.234793] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 460.234819] ? __pfx_hci_event_packet+0x10/0x10 [ 460.234847] ? mark_held_locks+0x49/0x80 [ 460.234888] hci_rx_work+0x96c/0x1270 [ 460.234925] process_one_work+0x8e1/0x19c0 [ 460.234971] ? __pfx_process_one_work+0x10/0x10 [ 460.235000] ? move_linked_works+0x172/0x270 [ 460.235043] ? assign_work+0x196/0x240 [ 460.235076] worker_thread+0x67e/0xe90 [ 460.235107] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 460.235146] ? __pfx_worker_thread+0x10/0x10 [ 460.235178] kthread+0x3c8/0x740 [ 460.235206] ? __pfx_kthread+0x10/0x10 [ 460.235231] ? ret_from_fork+0x23/0x470 [ 460.235254] ? _raw_spin_unlock_irq+0x23/0x40 [ 460.235287] ? __pfx_kthread+0x10/0x10 [ 460.235316] ret_from_fork+0x38b/0x470 [ 460.235335] ? __pfx_kthread+0x10/0x10 [ 460.235362] ret_from_fork_asm+0x1a/0x30 [ 460.235410] [ 460.267282] kobject: kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 460.269249] Bluetooth: hci5: failed to register connection device [ 460.336905] FAULT_INJECTION: forcing a failure. [ 460.336905] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 460.338886] CPU: 1 UID: 0 PID: 5521 Comm: syz-executor.7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 460.338917] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 460.338931] Call Trace: [ 460.338940] [ 460.338949] dump_stack_lvl+0xfa/0x120 [ 460.338981] should_fail_ex+0x4d7/0x5e0 [ 460.339010] _copy_from_user+0x30/0xd0 [ 460.339037] copy_from_sockptr_offset.constprop.0+0x167/0x1a0 [ 460.339075] ? __pfx_copy_from_sockptr_offset.constprop.0+0x10/0x10 [ 460.339113] ? mark_held_locks+0x49/0x80 [ 460.339151] do_ipv6_setsockopt+0x2a71/0x47f0 [ 460.339193] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 460.339237] ? lock_acquire+0x15e/0x2f0 [ 460.339266] ? get_pid_task+0x29/0x250 [ 460.339292] ? find_held_lock+0x2b/0x80 [ 460.339315] ? get_pid_task+0xfd/0x250 [ 460.339340] ? lock_release+0xc8/0x290 [ 460.339377] ? perf_trace_lock_acquire+0xc9/0x700 [ 460.339409] ? proc_fail_nth_write+0x97/0x220 [ 460.339450] ? sock_has_perm+0x21c/0x2b0 [ 460.339484] ? __pfx_sock_has_perm+0x10/0x10 [ 460.339520] ? selinux_netlbl_socket_setsockopt+0xa1/0x460 [ 460.339545] ? __pfx_selinux_netlbl_socket_setsockopt+0x10/0x10 [ 460.339580] ipv6_setsockopt+0xcb/0x170 [ 460.339618] udpv6_setsockopt+0x84/0xd0 [ 460.339646] ? __pfx_sock_common_setsockopt+0x10/0x10 [ 460.339672] do_sock_setsockopt+0xf7/0x1e0 [ 460.339702] __sys_setsockopt+0x11f/0x1a0 [ 460.339741] __x64_sys_setsockopt+0xbe/0x160 [ 460.339772] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 460.339805] do_syscall_64+0xbf/0x390 [ 460.339834] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 460.339860] RIP: 0033:0x7f776bc6fb19 [ 460.339879] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 460.339901] RSP: 002b:00007f77691e5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 460.339922] RAX: ffffffffffffffda RBX: 00007f776bd82f60 RCX: 00007f776bc6fb19 [ 460.339938] RDX: 0000000000000015 RSI: 0000000000000029 RDI: 0000000000000004 [ 460.339951] RBP: 00007f77691e51d0 R08: 0000000000000014 R09: 0000000000000000 [ 460.339965] R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000001 [ 460.339978] R13: 00007ffef10d0e2f R14: 00007f77691e5300 R15: 0000000000022000 [ 460.340012] [ 460.365514] capability: warning: `syz-executor.5' uses 32-bit capabilities (legacy support in use) [ 460.368438] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 460.373607] debugfs: '0' already exists in 'hci3' [ 460.374709] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 460.375958] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 460.375987] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 460.376002] Workqueue: hci3 hci_rx_work [ 460.376031] Call Trace: [ 460.376039] [ 460.376048] dump_stack_lvl+0xfa/0x120 [ 460.376072] sysfs_warn_dup+0x80/0xa0 [ 460.376104] sysfs_create_dir_ns+0x23b/0x2a0 [ 460.376136] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 460.376166] ? find_held_lock+0x2b/0x80 [ 460.376191] ? lock_release+0xc8/0x290 [ 460.376222] ? do_raw_spin_unlock+0x53/0x220 [ 460.376246] kobject_add_internal+0x24c/0x9a0 [ 460.376281] kobject_add+0x157/0x240 [ 460.376309] ? __pfx_kobject_add+0x10/0x10 [ 460.376336] ? lock_release+0xc8/0x290 [ 460.376367] ? do_raw_spin_unlock+0x53/0x220 [ 460.376389] ? kobject_put+0xaa/0x260 [ 460.376428] device_add+0x32d/0x1830 [ 460.376464] ? __pfx_device_add+0x10/0x10 [ 460.376490] ? hci_debugfs_create_conn+0x10f/0x240 [ 460.376520] ? mgmt_send_event_skb+0x2f3/0x460 [ 460.376546] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 460.376585] hci_conn_add_sysfs+0x117/0x1c0 [ 460.376618] le_conn_complete_evt+0x124b/0x1f60 [ 460.376655] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 460.376680] ? bt_warn+0xdb/0x120 [ 460.376702] ? __pfx_bt_warn+0x10/0x10 [ 460.376734] hci_le_conn_complete_evt+0x22a/0x2c0 [ 460.376769] hci_le_meta_evt+0x34b/0x530 [ 460.376793] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 460.376825] hci_event_packet+0x66c/0x10e0 [ 460.376852] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 460.376878] ? __pfx_hci_event_packet+0x10/0x10 [ 460.376906] ? mark_held_locks+0x49/0x80 [ 460.376948] hci_rx_work+0x96c/0x1270 [ 460.376986] process_one_work+0x8e1/0x19c0 [ 460.377031] ? __pfx_process_one_work+0x10/0x10 [ 460.377062] ? move_linked_works+0x172/0x270 [ 460.377104] ? assign_work+0x196/0x240 [ 460.377137] worker_thread+0x67e/0xe90 [ 460.377168] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 460.377207] ? __pfx_worker_thread+0x10/0x10 [ 460.377239] kthread+0x3c8/0x740 [ 460.377267] ? __pfx_kthread+0x10/0x10 [ 460.377293] ? ret_from_fork+0x23/0x470 [ 460.377317] ? _raw_spin_unlock_irq+0x23/0x40 [ 460.377350] ? __pfx_kthread+0x10/0x10 [ 460.377379] ret_from_fork+0x38b/0x470 [ 460.377398] ? __pfx_kthread+0x10/0x10 [ 460.377425] ret_from_fork_asm+0x1a/0x30 [ 460.377473] [ 460.413234] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 460.415130] Bluetooth: hci3: failed to register connection device [ 460.419017] Bluetooth: hci7: ACL packet for unknown connection handle 200 [ 460.423938] Bluetooth: hci7: ACL packet for unknown connection handle 200 [ 460.441729] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 460.443048] debugfs: '0' already exists in 'hci6' [ 460.444062] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 460.445313] CPU: 1 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 460.445343] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 460.445358] Workqueue: hci6 hci_rx_work [ 460.445388] Call Trace: [ 460.445396] [ 460.445406] dump_stack_lvl+0xfa/0x120 [ 460.445430] sysfs_warn_dup+0x80/0xa0 [ 460.445469] sysfs_create_dir_ns+0x23b/0x2a0 [ 460.445501] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 460.445531] ? find_held_lock+0x2b/0x80 [ 460.445557] ? lock_release+0xc8/0x290 [ 460.445589] ? do_raw_spin_unlock+0x53/0x220 [ 460.445612] kobject_add_internal+0x24c/0x9a0 [ 460.445648] kobject_add+0x157/0x240 [ 460.445677] ? __pfx_kobject_add+0x10/0x10 [ 460.445704] ? lock_release+0xc8/0x290 [ 460.445735] ? do_raw_spin_unlock+0x53/0x220 [ 460.445756] ? kobject_put+0xaa/0x260 [ 460.445795] device_add+0x32d/0x1830 [ 460.445824] ? __pfx_device_add+0x10/0x10 [ 460.445850] ? hci_debugfs_create_conn+0x10f/0x240 [ 460.445880] ? mgmt_send_event_skb+0x2f3/0x460 [ 460.445905] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 460.445944] hci_conn_add_sysfs+0x117/0x1c0 [ 460.445977] le_conn_complete_evt+0x124b/0x1f60 [ 460.446014] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 460.446039] ? bt_warn+0xdb/0x120 [ 460.446060] ? __pfx_bt_warn+0x10/0x10 [ 460.446092] hci_le_conn_complete_evt+0x22a/0x2c0 [ 460.446127] hci_le_meta_evt+0x34b/0x530 [ 460.446151] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 460.446183] hci_event_packet+0x66c/0x10e0 [ 460.446210] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 460.446236] ? __pfx_hci_event_packet+0x10/0x10 [ 460.446264] ? mark_held_locks+0x49/0x80 [ 460.446306] hci_rx_work+0x96c/0x1270 [ 460.446344] process_one_work+0x8e1/0x19c0 [ 460.446389] ? __pfx_process_one_work+0x10/0x10 [ 460.446419] ? move_linked_works+0x172/0x270 [ 460.446462] ? assign_work+0x196/0x240 [ 460.446495] worker_thread+0x67e/0xe90 [ 460.446540] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 460.446578] ? __pfx_worker_thread+0x10/0x10 [ 460.446611] kthread+0x3c8/0x740 [ 460.446638] ? __pfx_kthread+0x10/0x10 [ 460.446664] ? ret_from_fork+0x23/0x470 [ 460.446684] ? lock_release+0xc8/0x290 [ 460.446715] ? __pfx_kthread+0x10/0x10 [ 460.446744] ret_from_fork+0x38b/0x470 [ 460.446763] ? __pfx_kthread+0x10/0x10 [ 460.446790] ret_from_fork_asm+0x1a/0x30 [ 460.446837] [ 460.478229] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 460.480130] Bluetooth: hci6: failed to register connection device [ 461.622700] Bluetooth: hci1: command 0x0406 tx timeout [ 461.686666] Bluetooth: hci5: command 0x0406 tx timeout [ 461.750642] Bluetooth: hci2: command 0x0406 tx timeout [ 461.751730] Bluetooth: hci3: command 0x0406 tx timeout [ 461.752728] Bluetooth: hci6: command 0x0406 tx timeout [ 463.670633] Bluetooth: hci1: command 0x0406 tx timeout [ 463.734591] Bluetooth: hci5: command 0x0406 tx timeout [ 463.799314] Bluetooth: hci2: command 0x0406 tx timeout [ 463.799362] Bluetooth: hci6: command 0x0406 tx timeout [ 463.799873] Bluetooth: hci3: command 0x0406 tx timeout [ 465.857026] Bluetooth: hci6: command 0x0406 tx timeout [ 465.858079] Bluetooth: hci3: command 0x0406 tx timeout 02:03:35 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) (fail_nth: 3) 02:03:35 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:35 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:35 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc9, 0x2, 0x1, 0xc}, @l2cap_cid_le_signaling={{0x8}, @l2cap_disconn_req={{0x6, 0x2, 0x4}, {0x9, 0x7}}}}, 0x11) 02:03:35 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:35 executing program 5: syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0x0, 0x0, 0x0, 0x85}, @l2cap_cid_signaling={{0x81}, [@l2cap_move_chan_rsp={{0xf, 0x6, 0x4}, {0xff, 0x100}}, @l2cap_create_chan_req={{0xc, 0x7, 0x5}, {0xfff8, 0x8, 0x8}}, @l2cap_info_req={{0xa, 0x0, 0x2}, {0xd6}}, @l2cap_move_chan_cfm={{0x10, 0x1, 0x4}, {0xff, 0x2}}, @l2cap_info_rsp={{0xb, 0x4, 0x5e}, {0x8001, 0x5, "5c8ada1b5ac44d96d21ebb9905817f9b72f884f76a5765f853e35881a27d70b16d4505c4b5c91e55d4c311244610c9d9926592ec55d18afb90b192dd4ff19b037a2988bf365681476fd37a0c810991d4f5e40e047f7b4d61b003"}}]}}, 0x8a) syz_emit_vhci(0x0, 0x52) 02:03:35 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:03:35 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) shmdt(r0) [ 469.557667] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 469.559149] Bluetooth: hci7: ACL packet for unknown connection handle 0 [ 469.560792] Bluetooth: hci7: ACL packet for unknown connection handle 0 [ 469.563787] debugfs: '0' already exists in 'hci3' [ 469.565242] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 469.567025] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 469.567063] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 469.567082] Workqueue: hci3 hci_rx_work [ 469.567120] Call Trace: [ 469.567130] [ 469.567142] dump_stack_lvl+0xfa/0x120 [ 469.567174] sysfs_warn_dup+0x80/0xa0 [ 469.567214] sysfs_create_dir_ns+0x23b/0x2a0 [ 469.567254] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 469.567290] ? find_held_lock+0x2b/0x80 [ 469.567322] ? lock_release+0xc8/0x290 [ 469.567360] ? do_raw_spin_unlock+0x53/0x220 [ 469.567388] kobject_add_internal+0x24c/0x9a0 [ 469.567438] kobject_add+0x157/0x240 [ 469.567501] ? __pfx_kobject_add+0x10/0x10 [ 469.567537] ? lock_release+0xc8/0x290 [ 469.567575] ? do_raw_spin_unlock+0x53/0x220 [ 469.567601] ? kobject_put+0xaa/0x260 [ 469.567647] device_add+0x32d/0x1830 [ 469.567683] ? __pfx_device_add+0x10/0x10 [ 469.567713] ? hci_debugfs_create_conn+0x10f/0x240 [ 469.567749] ? mgmt_send_event_skb+0x2f3/0x460 [ 469.567780] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 469.567826] hci_conn_add_sysfs+0x117/0x1c0 [ 469.567866] le_conn_complete_evt+0x124b/0x1f60 [ 469.567910] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 469.567940] ? bt_warn+0xdb/0x120 [ 469.567965] ? __pfx_bt_warn+0x10/0x10 [ 469.568004] hci_le_conn_complete_evt+0x22a/0x2c0 [ 469.568045] hci_le_meta_evt+0x34b/0x530 [ 469.568073] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 469.568111] hci_event_packet+0x66c/0x10e0 [ 469.568146] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 469.568177] ? __pfx_hci_event_packet+0x10/0x10 [ 469.568211] ? mark_held_locks+0x49/0x80 [ 469.568262] hci_rx_work+0x96c/0x1270 [ 469.568308] process_one_work+0x8e1/0x19c0 [ 469.568363] ? __pfx_process_one_work+0x10/0x10 [ 469.568399] ? move_linked_works+0x172/0x270 [ 469.568469] ? assign_work+0x196/0x240 [ 469.568516] worker_thread+0x67e/0xe90 [ 469.568554] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 469.568602] ? __pfx_worker_thread+0x10/0x10 [ 469.568641] kthread+0x3c8/0x740 [ 469.568674] ? __pfx_kthread+0x10/0x10 [ 469.568705] ? ret_from_fork+0x23/0x470 [ 469.568731] ? lock_release+0xc8/0x290 [ 469.568768] ? __pfx_kthread+0x10/0x10 [ 469.568803] ret_from_fork+0x38b/0x470 [ 469.568826] ? __pfx_kthread+0x10/0x10 [ 469.568858] ret_from_fork_asm+0x1a/0x30 [ 469.568916] [ 469.606733] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 469.608834] Bluetooth: hci3: failed to register connection device [ 469.638881] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 469.640715] debugfs: '201' already exists in 'hci1' [ 469.642095] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 469.643591] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 469.643623] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 469.643638] Workqueue: hci1 hci_rx_work [ 469.643670] Call Trace: [ 469.643680] [ 469.643689] dump_stack_lvl+0xfa/0x120 [ 469.643716] sysfs_warn_dup+0x80/0xa0 [ 469.643749] sysfs_create_dir_ns+0x23b/0x2a0 [ 469.643782] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 469.643812] ? find_held_lock+0x2b/0x80 [ 469.643839] ? lock_release+0xc8/0x290 [ 469.643871] ? do_raw_spin_unlock+0x53/0x220 [ 469.643895] kobject_add_internal+0x24c/0x9a0 [ 469.643931] kobject_add+0x157/0x240 [ 469.643959] ? __pfx_kobject_add+0x10/0x10 [ 469.643986] ? lock_release+0xc8/0x290 [ 469.644018] ? do_raw_spin_unlock+0x53/0x220 [ 469.644040] ? kobject_put+0xaa/0x260 [ 469.644079] device_add+0x32d/0x1830 [ 469.644108] ? __pfx_device_add+0x10/0x10 [ 469.644134] ? hci_debugfs_create_conn+0x10f/0x240 [ 469.644164] ? mgmt_send_event_skb+0x2f3/0x460 [ 469.644190] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 469.644228] hci_conn_add_sysfs+0x117/0x1c0 [ 469.644261] le_conn_complete_evt+0x124b/0x1f60 [ 469.644298] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 469.644323] ? bt_warn+0xdb/0x120 [ 469.644344] ? __pfx_bt_warn+0x10/0x10 [ 469.644377] hci_le_conn_complete_evt+0x22a/0x2c0 [ 469.644412] hci_le_meta_evt+0x34b/0x530 [ 469.644444] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 469.644503] hci_event_packet+0x66c/0x10e0 [ 469.644548] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 469.644590] ? __pfx_hci_event_packet+0x10/0x10 [ 469.644637] ? mark_held_locks+0x49/0x80 [ 469.644708] hci_rx_work+0x96c/0x1270 [ 469.644772] process_one_work+0x8e1/0x19c0 [ 469.644850] ? __pfx_process_one_work+0x10/0x10 [ 469.644899] ? move_linked_works+0x172/0x270 [ 469.644972] ? assign_work+0x196/0x240 [ 469.645028] worker_thread+0x67e/0xe90 [ 469.645080] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 469.645146] ? __pfx_worker_thread+0x10/0x10 [ 469.645200] kthread+0x3c8/0x740 [ 469.645244] ? __pfx_kthread+0x10/0x10 [ 469.645274] ? ret_from_fork+0x23/0x470 [ 469.645295] ? lock_release+0xc8/0x290 [ 469.645326] ? __pfx_kthread+0x10/0x10 [ 469.645355] ret_from_fork+0x38b/0x470 [ 469.645374] ? __pfx_kthread+0x10/0x10 [ 469.645401] ret_from_fork_asm+0x1a/0x30 [ 469.645466] [ 469.656680] FAULT_INJECTION: forcing a failure. [ 469.656680] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 469.657315] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 469.657601] CPU: 1 UID: 0 PID: 5548 Comm: syz-executor.7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 469.657620] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 469.657629] Call Trace: [ 469.657634] [ 469.657639] dump_stack_lvl+0xfa/0x120 [ 469.657660] should_fail_ex+0x4d7/0x5e0 [ 469.657677] _copy_to_user+0x32/0xd0 [ 469.657693] simple_read_from_buffer+0xe0/0x180 [ 469.657710] proc_fail_nth_read+0x18a/0x240 [ 469.657727] ? __pfx_proc_fail_nth_read+0x10/0x10 [ 469.657744] ? security_file_permission+0x22/0x90 [ 469.657763] ? __pfx_proc_fail_nth_read+0x10/0x10 [ 469.657779] vfs_read+0x1eb/0xc70 [ 469.657798] ? __pfx_vfs_read+0x10/0x10 [ 469.657813] ? lock_release+0xc8/0x290 [ 469.657834] ? __fget_files+0x20d/0x3b0 [ 469.657855] ksys_read+0x121/0x240 [ 469.657869] ? __pfx_ksys_read+0x10/0x10 [ 469.657889] do_syscall_64+0xbf/0x390 [ 469.657906] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 469.657919] RIP: 0033:0x7f776bc2269c [ 469.657930] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 469.657942] RSP: 002b:00007f77691e5170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 469.657954] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f776bc2269c [ 469.657962] RDX: 000000000000000f RSI: 00007f77691e51e0 RDI: 0000000000000005 [ 469.657969] RBP: 00007f77691e51d0 R08: 0000000000000000 R09: 0000000000000000 [ 469.657977] R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000001 [ 469.657984] R13: 00007ffef10d0e2f R14: 00007f77691e5300 R15: 0000000000022000 [ 469.658002] [ 469.668565] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 469.668785] Bluetooth: hci1: failed to register connection device [ 469.669283] debugfs: '0' already exists in 'hci6' [ 469.676420] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 469.678136] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 469.678709] debugfs: '0' already exists in 'hci2' [ 469.678903] CPU: 1 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 469.678920] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 469.678929] Workqueue: hci6 hci_rx_work [ 469.678947] Call Trace: [ 469.678951] [ 469.678956] dump_stack_lvl+0xfa/0x120 [ 469.678970] sysfs_warn_dup+0x80/0xa0 [ 469.678989] sysfs_create_dir_ns+0x23b/0x2a0 [ 469.679006] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 469.679022] ? find_held_lock+0x2b/0x80 [ 469.679037] ? lock_release+0xc8/0x290 [ 469.679054] ? do_raw_spin_unlock+0x53/0x220 [ 469.679067] kobject_add_internal+0x24c/0x9a0 [ 469.679086] kobject_add+0x157/0x240 [ 469.679102] ? __pfx_kobject_add+0x10/0x10 [ 469.679116] ? lock_release+0xc8/0x290 [ 469.679133] ? do_raw_spin_unlock+0x53/0x220 [ 469.679145] ? kobject_put+0xaa/0x260 [ 469.679166] device_add+0x32d/0x1830 [ 469.679183] ? __pfx_device_add+0x10/0x10 [ 469.679197] ? hci_debugfs_create_conn+0x10f/0x240 [ 469.679215] ? mgmt_send_event_skb+0x2f3/0x460 [ 469.679229] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 469.679250] hci_conn_add_sysfs+0x117/0x1c0 [ 469.679269] le_conn_complete_evt+0x124b/0x1f60 [ 469.679290] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 469.679303] ? bt_warn+0xdb/0x120 [ 469.679315] ? __pfx_bt_warn+0x10/0x10 [ 469.679332] hci_le_conn_complete_evt+0x22a/0x2c0 [ 469.679351] hci_le_meta_evt+0x34b/0x530 [ 469.679365] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 469.679382] hci_event_packet+0x66c/0x10e0 [ 469.679396] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 469.679410] ? __pfx_hci_event_packet+0x10/0x10 [ 469.679425] ? mark_held_locks+0x49/0x80 [ 469.679453] hci_rx_work+0x96c/0x1270 [ 469.679474] process_one_work+0x8e1/0x19c0 [ 469.679499] ? __pfx_process_one_work+0x10/0x10 [ 469.679516] ? move_linked_works+0x172/0x270 [ 469.679540] ? assign_work+0x196/0x240 [ 469.679558] worker_thread+0x67e/0xe90 [ 469.679575] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 469.679598] ? __pfx_worker_thread+0x10/0x10 [ 469.679616] kthread+0x3c8/0x740 [ 469.679632] ? __pfx_kthread+0x10/0x10 [ 469.679645] ? ret_from_fork+0x23/0x470 [ 469.679658] ? lock_release+0xc8/0x290 [ 469.679675] ? __pfx_kthread+0x10/0x10 [ 469.679691] ret_from_fork+0x38b/0x470 [ 469.679701] ? __pfx_kthread+0x10/0x10 [ 469.679716] ret_from_fork_asm+0x1a/0x30 [ 469.679741] [ 469.679784] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 469.680319] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 469.680469] Bluetooth: hci6: failed to register connection device [ 469.681086] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 469.681117] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 469.681132] Workqueue: hci2 hci_rx_work [ 469.681163] Call Trace: [ 469.681171] [ 469.681180] dump_stack_lvl+0xfa/0x120 [ 469.681205] sysfs_warn_dup+0x80/0xa0 [ 469.681237] sysfs_create_dir_ns+0x23b/0x2a0 [ 469.681269] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 469.681298] ? find_held_lock+0x2b/0x80 [ 469.681324] ? lock_release+0xc8/0x290 [ 469.681356] ? do_raw_spin_unlock+0x53/0x220 [ 469.681379] kobject_add_internal+0x24c/0x9a0 [ 469.681415] kobject_add+0x157/0x240 [ 469.681470] ? __pfx_kobject_add+0x10/0x10 [ 469.681503] ? lock_release+0xc8/0x290 [ 469.681535] ? do_raw_spin_unlock+0x53/0x220 [ 469.681557] ? kobject_put+0xaa/0x260 [ 469.681596] device_add+0x32d/0x1830 [ 469.681624] ? __pfx_device_add+0x10/0x10 [ 469.681649] ? hci_debugfs_create_conn+0x10f/0x240 [ 469.681679] ? mgmt_send_event_skb+0x2f3/0x460 [ 469.681704] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 469.681742] hci_conn_add_sysfs+0x117/0x1c0 [ 469.681775] le_conn_complete_evt+0x124b/0x1f60 [ 469.681811] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 469.681837] ? bt_warn+0xdb/0x120 [ 469.681858] ? __pfx_bt_warn+0x10/0x10 [ 469.681892] hci_le_conn_complete_evt+0x22a/0x2c0 [ 469.681927] hci_le_meta_evt+0x34b/0x530 [ 469.681951] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 469.681982] hci_event_packet+0x66c/0x10e0 [ 469.682010] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 469.682036] ? __pfx_hci_event_packet+0x10/0x10 [ 469.682064] ? mark_held_locks+0x49/0x80 [ 469.682107] hci_rx_work+0x96c/0x1270 [ 469.682145] process_one_work+0x8e1/0x19c0 [ 469.682190] ? __pfx_process_one_work+0x10/0x10 [ 469.682220] ? move_linked_works+0x172/0x270 [ 469.682263] ? assign_work+0x196/0x240 [ 469.682297] worker_thread+0x67e/0xe90 [ 469.682328] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 469.682367] ? __pfx_worker_thread+0x10/0x10 [ 469.682399] kthread+0x3c8/0x740 [ 469.682434] ? __pfx_kthread+0x10/0x10 [ 469.682473] ? ret_from_fork+0x23/0x470 [ 469.682497] ? lock_release+0xc8/0x290 [ 469.682528] ? __pfx_kthread+0x10/0x10 [ 469.682558] ret_from_fork+0x38b/0x470 [ 469.682576] ? __pfx_kthread+0x10/0x10 [ 469.682618] ret_from_fork_asm+0x1a/0x30 [ 469.682668] [ 469.682735] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 469.691941] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 469.692111] debugfs: '201' already exists in 'hci5' [ 469.693046] Bluetooth: hci2: failed to register connection device [ 469.693769] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 469.741854] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 469.741871] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 469.741879] Workqueue: hci5 hci_rx_work [ 469.741896] Call Trace: [ 469.741900] [ 469.741905] dump_stack_lvl+0xfa/0x120 [ 469.741919] sysfs_warn_dup+0x80/0xa0 [ 469.741937] sysfs_create_dir_ns+0x23b/0x2a0 [ 469.741954] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 469.741970] ? find_held_lock+0x2b/0x80 [ 469.741984] ? lock_release+0xc8/0x290 [ 469.742001] ? do_raw_spin_unlock+0x53/0x220 [ 469.742014] kobject_add_internal+0x24c/0x9a0 [ 469.742033] kobject_add+0x157/0x240 [ 469.742048] ? __pfx_kobject_add+0x10/0x10 [ 469.742062] ? lock_release+0xc8/0x290 [ 469.742079] ? do_raw_spin_unlock+0x53/0x220 [ 469.742091] ? kobject_put+0xaa/0x260 [ 469.742112] device_add+0x32d/0x1830 [ 469.742127] ? __pfx_device_add+0x10/0x10 [ 469.742141] ? hci_debugfs_create_conn+0x10f/0x240 [ 469.742157] ? mgmt_send_event_skb+0x2f3/0x460 [ 469.742171] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 469.742192] hci_conn_add_sysfs+0x117/0x1c0 [ 469.742210] le_conn_complete_evt+0x124b/0x1f60 [ 469.742230] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 469.742243] ? bt_warn+0xdb/0x120 [ 469.742255] ? __pfx_bt_warn+0x10/0x10 [ 469.742272] hci_le_conn_complete_evt+0x22a/0x2c0 [ 469.742291] hci_le_meta_evt+0x34b/0x530 [ 469.742304] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 469.742321] hci_event_packet+0x66c/0x10e0 [ 469.742335] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 469.742349] ? __pfx_hci_event_packet+0x10/0x10 [ 469.742365] ? mark_held_locks+0x49/0x80 [ 469.742387] hci_rx_work+0x96c/0x1270 [ 469.742408] process_one_work+0x8e1/0x19c0 [ 469.742432] ? __pfx_process_one_work+0x10/0x10 [ 469.742453] ? move_linked_works+0x172/0x270 [ 469.742476] ? assign_work+0x196/0x240 [ 469.742494] worker_thread+0x67e/0xe90 [ 469.742511] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 469.742533] ? __pfx_worker_thread+0x10/0x10 [ 469.742550] kthread+0x3c8/0x740 [ 469.742565] ? __pfx_kthread+0x10/0x10 [ 469.742579] ? ret_from_fork+0x23/0x470 [ 469.742591] ? _raw_spin_unlock_irq+0x23/0x40 [ 469.742616] ? __pfx_kthread+0x10/0x10 [ 469.742632] ret_from_fork+0x38b/0x470 [ 469.742642] ? __pfx_kthread+0x10/0x10 [ 469.742657] ret_from_fork_asm+0x1a/0x30 [ 469.742682] [ 469.759965] kobject: kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 469.761087] Bluetooth: hci5: failed to register connection device [ 471.672715] Bluetooth: hci1: command 0x0406 tx timeout [ 471.675867] Bluetooth: hci3: command 0x0406 tx timeout [ 471.734652] Bluetooth: hci2: command 0x0406 tx timeout [ 471.735731] Bluetooth: hci6: command 0x0406 tx timeout [ 471.798543] Bluetooth: hci5: command 0x0406 tx timeout 02:03:44 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:03:44 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c9"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:44 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:44 executing program 1: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="074a387fc76756965cecd46ab925294bdc67b22d1ba0ad33fcdaa7acd7eca45d2459063e41bb9206bf4cf3ac4db5c48cf1fe2aa665ef51187a5afdbc7650337c09"], 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000080)=@HCI_ACLDATA_PKT={0x2, {0x0, 0x0, 0x2, 0x1a}, @l2cap_cid_signaling={{0x16}, [@l2cap_conf_req={{0x4, 0x27, 0x12}, {0x8, 0x7, [@l2cap_conf_rfc={0x4, 0x9, {0x4, 0xba, 0x80, 0x8, 0x3ff, 0x7ff}}, @l2cap_conf_fcs={0x5, 0x1}]}}]}}, 0x1f) syz_emit_vhci(&(0x7f00000000c0)=@HCI_VENDOR_PKT={0xff, 0x40}, 0x2) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:03:44 executing program 5: syz_emit_vhci(0x0, 0x52) 02:03:44 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) shmdt(r0) 02:03:44 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:03:44 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 478.922364] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 478.923819] debugfs: '201' already exists in 'hci1' [ 478.924595] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 478.925432] CPU: 1 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 478.925455] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 478.925465] Workqueue: hci1 hci_rx_work [ 478.925489] Call Trace: [ 478.925495] [ 478.925501] dump_stack_lvl+0xfa/0x120 [ 478.925519] sysfs_warn_dup+0x80/0xa0 [ 478.925542] sysfs_create_dir_ns+0x23b/0x2a0 [ 478.925562] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 478.925581] ? find_held_lock+0x2b/0x80 [ 478.925600] ? lock_release+0xc8/0x290 [ 478.925619] ? do_raw_spin_unlock+0x53/0x220 [ 478.925634] kobject_add_internal+0x24c/0x9a0 [ 478.925658] kobject_add+0x157/0x240 [ 478.925676] ? __pfx_kobject_add+0x10/0x10 [ 478.925693] ? lock_release+0xc8/0x290 [ 478.925713] ? do_raw_spin_unlock+0x53/0x220 [ 478.925727] ? kobject_put+0xaa/0x260 [ 478.925752] device_add+0x32d/0x1830 [ 478.925771] ? __pfx_device_add+0x10/0x10 [ 478.925787] ? hci_debugfs_create_conn+0x10f/0x240 [ 478.925807] ? mgmt_send_event_skb+0x2f3/0x460 [ 478.925825] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 478.925849] hci_conn_add_sysfs+0x117/0x1c0 [ 478.925871] le_conn_complete_evt+0x124b/0x1f60 [ 478.925895] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 478.925911] ? bt_warn+0xdb/0x120 [ 478.925925] ? __pfx_bt_warn+0x10/0x10 [ 478.925946] hci_le_conn_complete_evt+0x22a/0x2c0 [ 478.925968] hci_le_meta_evt+0x34b/0x530 [ 478.925984] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 478.926004] hci_event_packet+0x66c/0x10e0 [ 478.926021] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 478.926038] ? __pfx_hci_event_packet+0x10/0x10 [ 478.926056] ? mark_held_locks+0x49/0x80 [ 478.926083] hci_rx_work+0x96c/0x1270 [ 478.926107] process_one_work+0x8e1/0x19c0 [ 478.926137] ? __pfx_process_one_work+0x10/0x10 [ 478.926156] ? move_linked_works+0x172/0x270 [ 478.926184] ? assign_work+0x196/0x240 [ 478.926206] worker_thread+0x67e/0xe90 [ 478.926226] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 478.926251] ? __pfx_worker_thread+0x10/0x10 [ 478.926272] kthread+0x3c8/0x740 [ 478.926291] ? __pfx_kthread+0x10/0x10 [ 478.926307] ? ret_from_fork+0x23/0x470 [ 478.926322] ? lock_release+0xc8/0x290 [ 478.926342] ? __pfx_kthread+0x10/0x10 [ 478.926361] ret_from_fork+0x38b/0x470 [ 478.926373] ? __pfx_kthread+0x10/0x10 [ 478.926390] ret_from_fork_asm+0x1a/0x30 [ 478.926421] [ 478.948572] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 478.950880] Bluetooth: hci1: failed to register connection device [ 478.952084] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 478.953784] debugfs: '0' already exists in 'hci3' [ 478.955047] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 478.956640] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 478.956677] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 478.956694] Workqueue: hci3 hci_rx_work [ 478.956729] Call Trace: [ 478.956738] [ 478.956750] dump_stack_lvl+0xfa/0x120 [ 478.956780] sysfs_warn_dup+0x80/0xa0 [ 478.956819] sysfs_create_dir_ns+0x23b/0x2a0 [ 478.956859] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 478.956895] ? find_held_lock+0x2b/0x80 [ 478.956929] ? lock_release+0xc8/0x290 [ 478.956967] ? do_raw_spin_unlock+0x53/0x220 [ 478.956997] kobject_add_internal+0x24c/0x9a0 [ 478.957040] kobject_add+0x157/0x240 [ 478.957075] ? __pfx_kobject_add+0x10/0x10 [ 478.957109] ? lock_release+0xc8/0x290 [ 478.957148] ? do_raw_spin_unlock+0x53/0x220 [ 478.957175] ? kobject_put+0xaa/0x260 [ 478.957223] device_add+0x32d/0x1830 [ 478.957258] ? __pfx_device_add+0x10/0x10 [ 478.957291] ? hci_debugfs_create_conn+0x10f/0x240 [ 478.957328] ? mgmt_send_event_skb+0x2f3/0x460 [ 478.957359] ? __pfx_hci_debugfs_create_conn+0x10/0x10 02:03:44 executing program 1: ioctl$SIOCGSTAMPNS(0xffffffffffffffff, 0x8907, &(0x7f0000000000)) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000040)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(0x0, 0xb5) [ 478.957408] hci_conn_add_sysfs+0x117/0x1c0 [ 478.957461] le_conn_complete_evt+0x124b/0x1f60 [ 478.957505] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 478.957536] ? bt_warn+0xdb/0x120 [ 478.957563] ? __pfx_bt_warn+0x10/0x10 [ 478.957603] hci_le_conn_complete_evt+0x22a/0x2c0 [ 478.957647] hci_le_meta_evt+0x34b/0x530 [ 478.957675] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 478.957715] hci_event_packet+0x66c/0x10e0 [ 478.957749] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 478.957780] ? __pfx_hci_event_packet+0x10/0x10 [ 478.957815] ? mark_held_locks+0x49/0x80 [ 478.957868] hci_rx_work+0x96c/0x1270 [ 478.957915] process_one_work+0x8e1/0x19c0 [ 478.957970] ? __pfx_process_one_work+0x10/0x10 [ 478.958008] ? move_linked_works+0x172/0x270 [ 478.958061] ? assign_work+0x196/0x240 [ 478.958103] worker_thread+0x67e/0xe90 [ 478.958142] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 478.958190] ? __pfx_worker_thread+0x10/0x10 [ 478.958231] kthread+0x3c8/0x740 [ 478.958264] ? __pfx_kthread+0x10/0x10 [ 478.958296] ? ret_from_fork+0x23/0x470 [ 478.958326] ? _raw_spin_unlock_irq+0x23/0x40 [ 478.958367] ? __pfx_kthread+0x10/0x10 [ 478.958403] ret_from_fork+0x38b/0x470 [ 478.958427] ? __pfx_kthread+0x10/0x10 [ 478.958461] ret_from_fork_asm+0x1a/0x30 [ 478.958520] [ 478.961974] Bluetooth: hci0: ACL packet for unknown connection handle 0 [ 478.962176] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 478.963942] Bluetooth: hci0: ACL packet for unknown connection handle 0 [ 478.997016] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 478.997423] Bluetooth: hci3: failed to register connection device [ 478.998768] debugfs: '0' already exists in 'hci6' [ 479.002400] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 479.003314] CPU: 1 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.003332] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.003341] Workqueue: hci6 hci_rx_work [ 479.003363] Call Trace: [ 479.003368] [ 479.003373] dump_stack_lvl+0xfa/0x120 [ 479.003390] sysfs_warn_dup+0x80/0xa0 [ 479.003411] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.003430] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.003452] ? find_held_lock+0x2b/0x80 [ 479.003469] ? lock_release+0xc8/0x290 [ 479.003491] ? do_raw_spin_unlock+0x53/0x220 [ 479.003505] kobject_add_internal+0x24c/0x9a0 [ 479.003526] kobject_add+0x157/0x240 [ 479.003544] ? __pfx_kobject_add+0x10/0x10 [ 479.003560] ? lock_release+0xc8/0x290 [ 479.003579] ? do_raw_spin_unlock+0x53/0x220 [ 479.003592] ? kobject_put+0xaa/0x260 [ 479.003615] device_add+0x32d/0x1830 [ 479.003634] ? __pfx_device_add+0x10/0x10 [ 479.003649] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.003668] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.003684] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.003708] hci_conn_add_sysfs+0x117/0x1c0 [ 479.003728] le_conn_complete_evt+0x124b/0x1f60 [ 479.003750] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.003766] ? bt_warn+0xdb/0x120 [ 479.003779] ? __pfx_bt_warn+0x10/0x10 [ 479.003798] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.003819] hci_le_meta_evt+0x34b/0x530 [ 479.003834] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.003853] hci_event_packet+0x66c/0x10e0 [ 479.003869] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.003885] ? __pfx_hci_event_packet+0x10/0x10 [ 479.003902] ? mark_held_locks+0x49/0x80 [ 479.003927] hci_rx_work+0x96c/0x1270 [ 479.003950] process_one_work+0x8e1/0x19c0 [ 479.003978] ? __pfx_process_one_work+0x10/0x10 [ 479.003996] ? move_linked_works+0x172/0x270 [ 479.004022] ? assign_work+0x196/0x240 [ 479.004042] worker_thread+0x67e/0xe90 [ 479.004061] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.004085] ? __pfx_worker_thread+0x10/0x10 [ 479.004105] kthread+0x3c8/0x740 [ 479.004122] ? __pfx_kthread+0x10/0x10 [ 479.004137] ? ret_from_fork+0x23/0x470 [ 479.004151] ? lock_release+0xc8/0x290 [ 479.004170] ? __pfx_kthread+0x10/0x10 [ 479.004187] ret_from_fork+0x38b/0x470 [ 479.004199] ? __pfx_kthread+0x10/0x10 [ 479.004215] ret_from_fork_asm+0x1a/0x30 [ 479.004245] [ 479.023641] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.024891] Bluetooth: hci6: failed to register connection device [ 479.027552] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 479.028160] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 479.028318] debugfs: '201' already exists in 'hci5' [ 479.029491] debugfs: '0' already exists in 'hci2' [ 479.029988] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 479.030763] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 479.031206] CPU: 1 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.031223] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.031232] Workqueue: hci5 hci_rx_work [ 479.031249] Call Trace: [ 479.031253] [ 479.031259] dump_stack_lvl+0xfa/0x120 [ 479.031274] sysfs_warn_dup+0x80/0xa0 [ 479.031293] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.031312] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.031329] ? find_held_lock+0x2b/0x80 [ 479.031345] ? lock_release+0xc8/0x290 [ 479.031364] ? do_raw_spin_unlock+0x53/0x220 [ 479.031377] kobject_add_internal+0x24c/0x9a0 [ 479.031398] kobject_add+0x157/0x240 [ 479.031415] ? __pfx_kobject_add+0x10/0x10 [ 479.031430] ? lock_release+0xc8/0x290 [ 479.031453] ? do_raw_spin_unlock+0x53/0x220 [ 479.031466] ? kobject_put+0xaa/0x260 [ 479.031488] device_add+0x32d/0x1830 [ 479.031505] ? __pfx_device_add+0x10/0x10 [ 479.031520] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.031538] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.031553] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.031575] hci_conn_add_sysfs+0x117/0x1c0 [ 479.031595] le_conn_complete_evt+0x124b/0x1f60 [ 479.031616] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.031631] ? bt_warn+0xdb/0x120 [ 479.031643] ? __pfx_bt_warn+0x10/0x10 [ 479.031662] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.031683] hci_le_meta_evt+0x34b/0x530 [ 479.031697] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.031715] hci_event_packet+0x66c/0x10e0 [ 479.031731] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.031746] ? __pfx_hci_event_packet+0x10/0x10 [ 479.031763] ? mark_held_locks+0x49/0x80 [ 479.031788] hci_rx_work+0x96c/0x1270 [ 479.031810] process_one_work+0x8e1/0x19c0 [ 479.031837] ? __pfx_process_one_work+0x10/0x10 [ 479.031854] ? move_linked_works+0x172/0x270 [ 479.031880] ? assign_work+0x196/0x240 [ 479.031899] worker_thread+0x67e/0xe90 [ 479.031918] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.031941] ? __pfx_worker_thread+0x10/0x10 [ 479.031960] kthread+0x3c8/0x740 [ 479.031976] ? __pfx_kthread+0x10/0x10 [ 479.031991] ? ret_from_fork+0x23/0x470 [ 479.032004] ? lock_release+0xc8/0x290 [ 479.032022] ? __pfx_kthread+0x10/0x10 [ 479.032039] ret_from_fork+0x38b/0x470 [ 479.032050] ? __pfx_kthread+0x10/0x10 [ 479.032066] ret_from_fork_asm+0x1a/0x30 [ 479.032093] [ 479.032134] kobject: kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.032468] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.032498] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.032512] Workqueue: hci2 hci_rx_work [ 479.032540] Call Trace: [ 479.032548] [ 479.032557] dump_stack_lvl+0xfa/0x120 [ 479.032581] sysfs_warn_dup+0x80/0xa0 [ 479.032614] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.032646] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.032676] ? find_held_lock+0x2b/0x80 [ 479.032703] ? lock_release+0xc8/0x290 [ 479.032735] ? do_raw_spin_unlock+0x53/0x220 [ 479.032759] kobject_add_internal+0x24c/0x9a0 [ 479.032794] kobject_add+0x157/0x240 [ 479.032824] ? __pfx_kobject_add+0x10/0x10 [ 479.032851] ? lock_release+0xc8/0x290 [ 479.032883] ? do_raw_spin_unlock+0x53/0x220 [ 479.032905] ? kobject_put+0xaa/0x260 [ 479.032945] device_add+0x32d/0x1830 [ 479.032973] ? __pfx_device_add+0x10/0x10 02:03:44 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="1bced13ca2eb4b43d5f06a7c36341a71ae0dc92441202269f06ce6a9b248851981783c2251700f06f71edd68162cd415e3bc9d21f98392fee040f2fecb998fed4866222d67b9f5a708e34297687582d77800a239881d2a56b708c2c7ea0aca65c0f5a05c34eee02aedbb2b3a2c09f995f97fb073177e3c288935ae9b581141f67096e87a945752e9eb585c6685da7b5b5d571bfe2150ed2b6fcc8d6868f9d2834c4e36d398c316eba2892ff26071970bcfa1578c4bae2b3a2dd5d96626d6796dbe906d76bc423830e753d52fd99314c70abc613a37949ae30b24a0e10cdf674636f64627e2daea7e664cc3119f6cf5215646c89c641cde27c8fb3d1de68c8a41d878939b587afe60ee7935dcac269b3bc4333d84a37e5c4ca9ce9698dcca995b9145bb5871b1d74d82ab4f8eed0bb3e6a133a01d597024b7390537f5353745d28246e5d991faa9a795086096bec1af1ddd21b3951af63524fa4d02c32fe3c11c0ccf0e8a9c1c24a9636099d5a770c0193b32bcc432fab67fe4ae9c2f145bc530dde16430e18e7b9cf582dbdfdd48a67049a9d93fa57d16ac779ae25b23a463eab27645f92a503064d8a6076d03f53587c4302cb2320d3618a324677e133562e55a75acb69099419c3623c3724ef08f5705305504fcead1f75b6d10694fab4228a734b71c1aa2a90fbe1d72a7aa214199ea94532198729a477c2a45e22ad2a9695d8567acd85c194ed0ef829968153d89b83e401b31bf3039caa75a3580ccf2fdba795264ab9570724f1a65d4fb5a6750cedc9cf2cfd5709d4e3e3362bf8cddde3e1e3cd87451b05c8e13d5bab05e221a8e11c0717024f185508f2f582cf2d0caebae5d558066390a1565ca38f84a546f2ad6f450aabe8614164a094b1e2c8a419178550e354101ae9ec216b35ce970a8ec7a035db3748d5bdde781a6796c36efd66bd741f99b241e90ba324bd1a67bdcea55afcd1654a7e76d9b6ef177ce5bf67c658d60a1133723d4cf5f93870cca5c640ae9c335cdc2cad1e5bf1c848fe600eeedaaea5c4ed4bc50b7d49543ca07a07fc333d96c08cd18dc4c85daa07da48ee82167ebe4af5d3cd1ac1ca553c1dd790bb512b35b03964623aa56a970e283fb1a26b5fd5e6aef178da0d733c99494fdba1cb48af845787b97f0fb72b362a19e4715037ecdba53d7ea124fd3ceb5ae342406bba1f552797957cc31bc473ba0fa9222ad19eb6e84dffe866bdb7ec72d95fe293201d3ddb2e2d9abfea60391a5e5b4e52f6602810b08c065d8f657d1122c753296af7f59f83ab3d5b74ceaa2bcf3efd15494575d1b22643e7d4068288913108900f1372fbf1f6c937e612e92c288acf9df4bea3bfe0b470770156238e797283929bf5b58931cd270ff74ee4d3da83ec83bca52b169b84dadc59c652bff30a9c82d506872fb4c573213f73aa7b5b916c5bd5d2a9d6da5bee3b989d0d50469be14d39af81bc80161382a30dab6a637eeb76ca24d9ca0cd6ae61ca4990039882b702ab1e830614a859e0927de0cbd3c327138ce2ca15437990997a693f5fc8c329a379cf06701cf012ff47aa5771f0bba8cb393fd0ea04969da669ad184c45839d33eded81ca84f8758bbeca871c4e80f518ddd96444f02fc3e80fa016ae274c150d8ff3b731f5a46f3c7988235af514ab20b0a012fb5874e889067aa0dbc4a04b043c4b948e26bb29396a93239f375c26ede81587139d48536cb76ab8202ec5fa04a890a704f155550538f41ec7a79107e475e015c0631dee8235b5d5ff629234126ef3fdf0d479fce543e099b1ad69b810927eb8d908c068a7de49db684a00fc593d3b2d184db402dd531572ccb81ce4b7575ad303e9cd1c0ccb23da5130a42d87ba26f106671b22a03a03480002876d65a8600bcedb20159334cf2e5ac3cff654ba5d7f9b930831fe437233883e5ad9a861b4b4ea4d37b1ed5483b83f12ac1cc3f0e979355c3f3bf83d77c547fdf7eeed09d49c83335ef5f8c85803d6f7f05c3db86230fc0e6f2f8b0335ca208298ac5cea5b98e4a096c96c7964d316ad4580554015c7aa90d547f45d7a24a084f6cb1c92f323e28e1f21d6f15715fcef19ef46fb25e0a54138083ddcf075168b6d28f064c0a1578107a2e46aa615318efaca62dc6b8f996b90795340efd1952e5fb77d67e4c5a0271851d0ebc6793af2a5f9c734156aaacfd1f84ecab77603e3099ee117d0fb1dccbe2b14237693ec3f4bbf70bd0cd404c110dd034bbff7a4e51d37da3cd53d9c8b31f78c768cb34b0aaf0a426c3f8fc0844e415516df4a79fc202bcc37542449f78143ca8b50d28a142f981347e361350050ca54fb0ffe1bbe0e22d6f8daa3760c0aa0f641cd8b6ddab4fa9a0b8cdab13b8d3f8866b913d79a1f03e920828774659f0899f4429592e3ac4c162bf0cbb5d4c3861116c0e6c3d24610c99510ffdc312e7bb19165b67a34122ab90a24bda8daf3aad0918863648dd422cd205f7ad0d5151007dde39e9c52a07aa8e41c02970bf0442c6115248341b91fabd93426da6b5a5c9e010a563a2b7b12ef66e81e54297fdde1bba6456953e3b8fc72fc5b4051cc740f55a0871983e1dcbb3907f3234eafb982e794d9ed0e3781bed5fc6321c36418324e3b8d37303560c2dd4722bf9302c921af5a47193f96ce2ad6120678273b7d003e50a4c2bf9cb125089880fcf62f9ef247948af8795907647c71fe0a5e96effe1d8a96f8e6ff6e2af75b021c6d8588c5512ecfdb85ed0de9d11a913eaadb0989cd8de5382aa30a175bb5d1511074578513d7a79073ce36901e1a8c979d4c1c37cad3edbd44addae0db08ed96b0daa4cf0ff97fef1a01a30e564c1b7d16b92966adb46222ff348d96b7e107c0ec6338a56f5b54da11eb2f514b793004a0234da81411350efd65047cf0b33dc56cbd814fb4ae5fe68f7b80ea9a07bd564876ea0292309d1085f6d6ecdef11b7d2753138a0c44ca76508f17bd607a300b611b902e997301f2dd6308331666f416163e0a2d73dd3647aa1c90e06c48d79c12d3e29ab6cda9fe86978b93cafd2a684912f1e64b2106ae89f3b22bdfd86a793bb0e704f62a9e19d9912a02724930292e821d73ea5cd65669a40c422fc86bdf2fa935707a364bf7b5b2c24b765c5c88cb1167bcd4d83cef8a96d299d7d00412a63753920f1007c36cab126aea15abc062189ceeb1df0385c09c913c25eb69a7ebbbda92eabe07a2c602ec56846256cc735876a4c488796cbd0ac16847e37e3749432c4c8cf97a68b3326da6d5b11848aea465d34af7cd71152955c032d576c3e6738e681386f460a0249c80b6db263917e9dca07cc652b7c9802b9485a9f4b65db8db76fe9a28ed4370ee828e459f40034f0f3ecafc137cabb18f0ada1267383272dc1b37da1761b2bcfc07c87a9d010be0c5ae40fc370de24f83fe80264d7c24cd225796d23a9a9066aeeb23c2fba928e533ce99c017ac516b400ffee56af38d36b45bbf6794068bca66d98942780ee1e8cad4dab15f7b9e83dd985d8cd483b43821a61d899aec8c3bbbdb2268ccfa4235299b368a08812c740f8edcd8100a674206ba7958d7ea753eb7889727f7c73d64713bc1aa998d8fc3fcbd6125a0f1977ce24432b9c0a40fb7121d1e29349ebba0d830242499ee26f9c28bc15258b584badc20b738b5022ee00a30d9106c379e8b428e6193761e725332e2dcd2484ce231408a64eee951fc4726d3858d6ad129966e3ad243643ac862d23a0bce4a3f7340f713500ffb10e1a03e8fbe07e7d3e5c3c280b987b0a6dd4397960f85d0e577f5f367eede1cbcf4c92c52ffaba364df38473e9c51489b19a8141f5553ce5cc4c913cd31abc2e51f599e5666e2fb712197543838e5af3e132cbac32260ee8ae2c47381a284bfd6031a17a89577e52d96b61e6cc7142824d04e678ba39cd208ab294a2fc5c4a3e212467681c81d013e8c74c5e1075faf318e8180d74102f7177062e4fb720d924f40420f7319cdbe6c130f39c71c6fa94b3ad240e9fd124bdac60f32e7402bf806994964ac917d22bace21a98e0fbabe859eb02c201c42c857e3792e2d3c69363c115ea9b755239ebba568e61502ee4ba65cbdaf7eb6f3c4b42445e2eb345cbc276d2619a7eb2416e8d3d924320b1d81003a3770615534cbce47743be607adf860cb69c45e6135cee8cf54a6703e3185d64d105da20ce451f12daabf35c8b53e8c1bf83aa254f4a3d1abd3f7eec955187ea69e646868de1b3df3fda28c02404751fb1f24734dbf61ea7bb872b48de98292258718a7ced2f419eac90db54f01aeb88b8f298b5eaf45fafddee7e3ffdd70f54d5246656733008e7540d075489b562b0bf56b1a29c901d8f04b47bfbcc18930c32dea6cffee41729444a54740b75c3586f6ad7342ba0c8e1fffaa696158ad147a98d84184b1878a0cd4dc12e6d7a533b45648c3481409f5cc64b4efc7d5f6b6001e1c1aecf625363897ad18cec3824b6d6edabd97fb9270550c76071fde3ad3113fa1eafa33d9aba3aff9db7ac02faff034785981b17c6a5999f29d797dbc6ab3fe5c9120a982a12a1fef1b5f1793822d73f3d33f77c57b978be591893ce006feee2236709f24171292e747eeb4660a1ee51e126040a200f1c68e5c13c2f724a582a534092e94e9e06f1061929a96875b41ea18436237d34232079a0687acb860af9e8eef2d0c1ac411ac298fb2c2805edba8bd5852b43215c989095af7d97947c6c88d8b1843f4ad73ccfa446ca78c5aeac67fe4e51be828b2b17c5b68ec3c73ee72511024c2a7a75a1f603e053abf6af11aa05e85e013fec2c5e362861923c5453d99c64f2b8a68a16036fd6a1537081f8125d89b624835625ec978781ecd2dae58c7dfd3c6588f97e3c63307d4c42c75ec43581cfe97cd4d3e09862945ce602c54849c5a096fe377b73ef6afb9ddc95db5a1c4bf65281a0034f1f9aacde03fdce2bad6f42be9c17a6729ee35545d3d18860d5a878807f046d4f2556fc490319f5663573c1ee9752dac860a0c23b28e79d11679c817643e96df4ea32870e3a7a8f3e6fca563557e0177d05f4513b8b09b51e37392fea7eebbf0657ea821791eb334118b7390a83fc8558b59a259c4987c4a064ced02cfad20385ad3c6fecd1363928552e8fef6a13667f07e0a2177bb9d69d100662fb0869f3e0f4daf0a7811b15671d35f046554cf481e7ec8b12529205f6752d8282bc5b0611d08769ae854e27c81041a0e068cdaa99f80d4ad95b3db21ab71dc61d6482a01451ee02c4f6cf4c760f4dfa6fb7ca96014d12b6d0a14a8efac98a64fc5c498677f04fd65c9fbd57892a7e9e59dcfc728f3c57bf62b5f0a8a8aa6697480f6478176f82918758ceef3804134233bb7fa124fb2851fb4d4b9e8d824c396687377cb1603c676d7b0db0b01bffc7941841da23e6636aa9e679b8c335ec220fae16392f10d4f4c12a6d2c1c28297aa114ad603ef19d4a2405e3cd5a4522d74926ebe24794e40c6ff574db04334e1c6e33ebd81dae57a5e5a1efd7be5f79abc4138b8c07e882ac292174a1c58fe0c70e3c222c8bdb2002f5953ba6ebed487912a3eddd8a306584208ebe1bdda7fa6ccd5af82baa579aff2e5d32b6251662ff236c94e4705086d011184362c41d044840930678a4f5a49af8730879515f6e4e395ce329cc2aaea5f224f4242b5fbc420b87734df54e92a247dd97cfb413e0a222af01e80a17bd43913d9b7c26a6e7cc1f428da0db48eccfd44fb79224bad3fdbf078f5f3a878f8438fd12", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 479.033000] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.033030] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.033055] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.033095] hci_conn_add_sysfs+0x117/0x1c0 [ 479.033128] le_conn_complete_evt+0x124b/0x1f60 [ 479.033165] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.033190] ? bt_warn+0xdb/0x120 [ 479.033212] ? __pfx_bt_warn+0x10/0x10 [ 479.033246] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.033282] hci_le_meta_evt+0x34b/0x530 [ 479.033306] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.033338] hci_event_packet+0x66c/0x10e0 [ 479.033366] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.033392] ? __pfx_hci_event_packet+0x10/0x10 [ 479.033421] ? mark_held_locks+0x49/0x80 [ 479.033471] hci_rx_work+0x96c/0x1270 [ 479.033510] process_one_work+0x8e1/0x19c0 [ 479.033556] ? __pfx_process_one_work+0x10/0x10 [ 479.033587] ? move_linked_works+0x172/0x270 [ 479.033631] ? assign_work+0x196/0x240 [ 479.033665] worker_thread+0x67e/0xe90 [ 479.033697] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.033736] ? __pfx_worker_thread+0x10/0x10 [ 479.033770] kthread+0x3c8/0x740 [ 479.033798] ? __pfx_kthread+0x10/0x10 [ 479.033824] ? ret_from_fork+0x23/0x470 [ 479.033848] ? _raw_spin_unlock_irq+0x23/0x40 [ 479.033882] ? __pfx_kthread+0x10/0x10 [ 479.033912] ret_from_fork+0x38b/0x470 [ 479.033932] ? __pfx_kthread+0x10/0x10 [ 479.033960] ret_from_fork_asm+0x1a/0x30 [ 479.034009] [ 479.034070] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.034364] Bluetooth: hci5: failed to register connection device [ 479.034792] Bluetooth: hci2: failed to register connection device 02:03:44 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x88, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) 02:03:44 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:44 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000000c0)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) syz_emit_vhci(&(0x7f0000000040)=@HCI_SCODATA_PKT={0x3, {0xc8, 0x71}, "168b6c0403feec36a154925d581c9d73877e53924b64d33064b0929023c73fc0d377f2c86eba6e22d9bc5b54972a0e3e1296c3f0c9d5afc585fa9d374b01d3dcb338712524ebddb82a06459eac181111c7e1e43217bcf9a7d81df37e6b878ed12f778388b07795b7821969b4b99b9a1a28"}, 0x75) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_disconn_complete={{0x5, 0x4}, {0x20, 0xc8, 0x8}}}, 0x7) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:03:44 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(0x0) [ 479.181359] Bluetooth: hci0: SCO packet for unknown connection handle 200 02:03:44 executing program 5: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="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"], 0xb) syz_emit_vhci(0x0, 0x52) [ 479.183440] Bluetooth: hci0: SCO packet for unknown connection handle 200 [ 479.212628] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 479.215235] debugfs: '0' already exists in 'hci5' [ 479.216341] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 479.217683] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.217715] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.217732] Workqueue: hci5 hci_rx_work [ 479.217766] Call Trace: [ 479.217775] [ 479.217785] dump_stack_lvl+0xfa/0x120 [ 479.217814] sysfs_warn_dup+0x80/0xa0 [ 479.217850] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.217884] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.217915] ? find_held_lock+0x2b/0x80 [ 479.217945] ? lock_release+0xc8/0x290 [ 479.217979] ? do_raw_spin_unlock+0x53/0x220 [ 479.218004] kobject_add_internal+0x24c/0x9a0 [ 479.218042] kobject_add+0x157/0x240 [ 479.218073] ? __pfx_kobject_add+0x10/0x10 [ 479.218102] ? lock_release+0xc8/0x290 [ 479.218135] ? do_raw_spin_unlock+0x53/0x220 [ 479.218158] ? kobject_put+0xaa/0x260 [ 479.218201] device_add+0x32d/0x1830 [ 479.218232] ? __pfx_device_add+0x10/0x10 [ 479.218260] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.218293] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.218320] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.218362] hci_conn_add_sysfs+0x117/0x1c0 [ 479.218397] le_conn_complete_evt+0x124b/0x1f60 [ 479.218437] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.218471] ? bt_warn+0xdb/0x120 [ 479.218494] ? __pfx_bt_warn+0x10/0x10 [ 479.218529] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.218567] hci_le_meta_evt+0x34b/0x530 [ 479.218592] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.218626] hci_event_packet+0x66c/0x10e0 [ 479.218656] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.218683] ? __pfx_hci_event_packet+0x10/0x10 [ 479.218726] ? mark_held_locks+0x49/0x80 [ 479.218771] hci_rx_work+0x96c/0x1270 [ 479.218812] process_one_work+0x8e1/0x19c0 [ 479.218862] ? __pfx_process_one_work+0x10/0x10 [ 479.218894] ? move_linked_works+0x172/0x270 [ 479.218940] ? assign_work+0x196/0x240 [ 479.218976] worker_thread+0x67e/0xe90 [ 479.219010] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.219053] ? __pfx_worker_thread+0x10/0x10 [ 479.219088] kthread+0x3c8/0x740 [ 479.219118] ? __pfx_kthread+0x10/0x10 [ 479.219146] ? ret_from_fork+0x23/0x470 [ 479.219172] ? _raw_spin_unlock_irq+0x23/0x40 [ 479.219208] ? __pfx_kthread+0x10/0x10 [ 479.219239] ret_from_fork+0x38b/0x470 [ 479.219259] ? __pfx_kthread+0x10/0x10 [ 479.219288] ret_from_fork_asm+0x1a/0x30 [ 479.219340] 02:03:44 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) [ 479.255741] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.260245] Bluetooth: hci5: failed to register connection device [ 479.265603] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 479.267394] debugfs: '0' already exists in 'hci6' [ 479.268497] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 479.269975] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.270007] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.270022] Workqueue: hci6 hci_rx_work [ 479.270055] Call Trace: [ 479.270064] [ 479.270073] dump_stack_lvl+0xfa/0x120 [ 479.270100] sysfs_warn_dup+0x80/0xa0 [ 479.270135] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.270169] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.270201] ? find_held_lock+0x2b/0x80 [ 479.270229] ? lock_release+0xc8/0x290 [ 479.270263] ? do_raw_spin_unlock+0x53/0x220 [ 479.270288] kobject_add_internal+0x24c/0x9a0 [ 479.270326] kobject_add+0x157/0x240 [ 479.270356] ? __pfx_kobject_add+0x10/0x10 [ 479.270385] ? lock_release+0xc8/0x290 [ 479.270418] ? do_raw_spin_unlock+0x53/0x220 [ 479.270441] ? kobject_put+0xaa/0x260 [ 479.270491] device_add+0x32d/0x1830 [ 479.270522] ? __pfx_device_add+0x10/0x10 [ 479.270550] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.270583] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.270610] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.270652] hci_conn_add_sysfs+0x117/0x1c0 [ 479.270687] le_conn_complete_evt+0x124b/0x1f60 [ 479.270736] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.270763] ? bt_warn+0xdb/0x120 [ 479.270787] ? __pfx_bt_warn+0x10/0x10 [ 479.270821] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.270859] hci_le_meta_evt+0x34b/0x530 [ 479.270884] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.270918] hci_event_packet+0x66c/0x10e0 [ 479.270948] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.270975] ? __pfx_hci_event_packet+0x10/0x10 [ 479.271006] ? mark_held_locks+0x49/0x80 [ 479.271051] hci_rx_work+0x96c/0x1270 [ 479.271092] process_one_work+0x8e1/0x19c0 [ 479.271140] ? __pfx_process_one_work+0x10/0x10 [ 479.271172] ? move_linked_works+0x172/0x270 [ 479.271218] ? assign_work+0x196/0x240 [ 479.271254] worker_thread+0x67e/0xe90 [ 479.271288] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.271330] ? __pfx_worker_thread+0x10/0x10 [ 479.271365] kthread+0x3c8/0x740 [ 479.271395] ? __pfx_kthread+0x10/0x10 [ 479.271422] ? ret_from_fork+0x23/0x470 [ 479.271447] ? _raw_spin_unlock_irq+0x23/0x40 [ 479.271483] ? __pfx_kthread+0x10/0x10 [ 479.271514] ret_from_fork+0x38b/0x470 [ 479.271535] ? __pfx_kthread+0x10/0x10 [ 479.271564] ret_from_fork_asm+0x1a/0x30 [ 479.271616] [ 479.305958] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.308293] Bluetooth: hci6: failed to register connection device [ 479.317773] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 479.319157] debugfs: '0' already exists in 'hci2' [ 479.320382] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 479.321714] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.321746] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.321762] Workqueue: hci2 hci_rx_work [ 479.321796] Call Trace: [ 479.321804] [ 479.321814] dump_stack_lvl+0xfa/0x120 [ 479.321841] sysfs_warn_dup+0x80/0xa0 [ 479.321877] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.321910] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.321943] ? find_held_lock+0x2b/0x80 [ 479.321972] ? lock_release+0xc8/0x290 [ 479.322005] ? do_raw_spin_unlock+0x53/0x220 [ 479.322031] kobject_add_internal+0x24c/0x9a0 [ 479.322068] kobject_add+0x157/0x240 [ 479.322099] ? __pfx_kobject_add+0x10/0x10 [ 479.322128] ? lock_release+0xc8/0x290 [ 479.322162] ? do_raw_spin_unlock+0x53/0x220 [ 479.322185] ? kobject_put+0xaa/0x260 [ 479.322227] device_add+0x32d/0x1830 [ 479.322257] ? __pfx_device_add+0x10/0x10 [ 479.322285] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.322318] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.322345] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.322387] hci_conn_add_sysfs+0x117/0x1c0 [ 479.322422] le_conn_complete_evt+0x124b/0x1f60 [ 479.322469] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.322496] ? bt_warn+0xdb/0x120 [ 479.322519] ? __pfx_bt_warn+0x10/0x10 [ 479.322554] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.322595] hci_le_meta_evt+0x34b/0x530 [ 479.322621] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.322655] hci_event_packet+0x66c/0x10e0 [ 479.322685] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.322722] ? __pfx_hci_event_packet+0x10/0x10 [ 479.322753] ? mark_held_locks+0x49/0x80 [ 479.322798] hci_rx_work+0x96c/0x1270 [ 479.322839] process_one_work+0x8e1/0x19c0 [ 479.322888] ? __pfx_process_one_work+0x10/0x10 [ 479.322921] ? move_linked_works+0x172/0x270 [ 479.322967] ? assign_work+0x196/0x240 [ 479.323003] worker_thread+0x67e/0xe90 [ 479.323037] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.323079] ? __pfx_worker_thread+0x10/0x10 [ 479.323114] kthread+0x3c8/0x740 [ 479.323144] ? __pfx_kthread+0x10/0x10 [ 479.323172] ? ret_from_fork+0x23/0x470 [ 479.323197] ? _raw_spin_unlock_irq+0x23/0x40 [ 479.323233] ? __pfx_kthread+0x10/0x10 [ 479.323264] ret_from_fork+0x38b/0x470 [ 479.323285] ? __pfx_kthread+0x10/0x10 [ 479.323314] ret_from_fork_asm+0x1a/0x30 [ 479.323366] [ 479.359858] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. 02:03:45 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) shmdt(r0) 02:03:45 executing program 1: syz_emit_vhci(&(0x7f0000000080)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x0, 0x0, 0x38}, @l2cap_cid_signaling={{0x34}, [@l2cap_conn_rsp={{0x3, 0x5, 0x8}, {0x8, 0x20, 0x1, 0x2}}, @l2cap_create_chan_req={{0xc, 0x4, 0x5}, {0x8001, 0x800}}, @l2cap_create_chan_req={{0xc, 0x7, 0x5}, {0x9, 0x7, 0x6}}, @l2cap_move_chan_cfm_rsp={{0x11, 0xfb, 0x2}, {0xfffe}}, @l2cap_move_chan_rsp={{0xf, 0x7f, 0x4}, {0x3f, 0x2}}, @l2cap_disconn_rsp={{0x7, 0x5, 0x4}, {0x8, 0x8001}}]}}, 0x3d) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x1, 0x0, 0x12}, @l2cap_cid_le_signaling={{0xe}, @l2cap_le_conn_req={{0x14, 0xff, 0xa}, {0x3, 0xfeff, 0x5, 0x7, 0x4}}}}, 0x17) syz_emit_vhci(&(0x7f00000000c0)=@HCI_SCODATA_PKT={0x3, {0x0, 0x1000}, "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0x1004) syz_emit_vhci(0x0, 0xb5) [ 479.366985] Bluetooth: hci2: failed to register connection device 02:03:45 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:45 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:45 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x16}}}}, 0xb) syz_emit_vhci(&(0x7f0000000040)=@HCI_VENDOR_PKT={0xff, 0x40}, 0x2) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0xfffffffffffffffc, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x40}, 0x2) 02:03:45 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(0x0) [ 479.415602] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 479.415707] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 479.416333] debugfs: '0' already exists in 'hci5' [ 479.417655] debugfs: '0' already exists in 'hci6' [ 479.417954] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 479.419491] CPU: 0 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.419523] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.419539] Workqueue: hci6 hci_rx_work [ 479.419573] Call Trace: [ 479.419582] [ 479.419592] dump_stack_lvl+0xfa/0x120 [ 479.419621] sysfs_warn_dup+0x80/0xa0 [ 479.419639] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 479.419657] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.419691] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.419722] ? find_held_lock+0x2b/0x80 [ 479.419752] ? lock_release+0xc8/0x290 [ 479.419785] ? do_raw_spin_unlock+0x53/0x220 [ 479.419812] kobject_add_internal+0x24c/0x9a0 [ 479.419852] kobject_add+0x157/0x240 [ 479.419883] ? __pfx_kobject_add+0x10/0x10 [ 479.419911] ? lock_release+0xc8/0x290 [ 479.419945] ? do_raw_spin_unlock+0x53/0x220 [ 479.419968] ? kobject_put+0xaa/0x260 [ 479.420010] device_add+0x32d/0x1830 [ 479.420041] ? __pfx_device_add+0x10/0x10 [ 479.420069] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.420102] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.420130] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.420171] hci_conn_add_sysfs+0x117/0x1c0 [ 479.420207] le_conn_complete_evt+0x124b/0x1f60 [ 479.420247] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.420273] ? bt_warn+0xdb/0x120 [ 479.420297] ? __pfx_bt_warn+0x10/0x10 [ 479.420332] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.420369] hci_le_meta_evt+0x34b/0x530 [ 479.420395] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.420429] hci_event_packet+0x66c/0x10e0 [ 479.420465] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.420493] ? __pfx_hci_event_packet+0x10/0x10 [ 479.420523] ? mark_held_locks+0x49/0x80 [ 479.420569] hci_rx_work+0x96c/0x1270 [ 479.420609] process_one_work+0x8e1/0x19c0 [ 479.420659] ? __pfx_process_one_work+0x10/0x10 [ 479.420691] ? move_linked_works+0x172/0x270 [ 479.420737] ? assign_work+0x196/0x240 [ 479.420773] worker_thread+0x67e/0xe90 [ 479.420807] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.420849] ? __pfx_worker_thread+0x10/0x10 [ 479.420884] kthread+0x3c8/0x740 [ 479.420915] ? __pfx_kthread+0x10/0x10 [ 479.420942] ? ret_from_fork+0x23/0x470 [ 479.420969] ? _raw_spin_unlock_irq+0x23/0x40 [ 479.421005] ? __pfx_kthread+0x10/0x10 [ 479.421036] ret_from_fork+0x38b/0x470 [ 479.421056] ? __pfx_kthread+0x10/0x10 [ 479.421086] ret_from_fork_asm+0x1a/0x30 [ 479.421139] [ 479.421210] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.421679] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.421695] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.421702] Workqueue: hci5 hci_rx_work [ 479.421717] Call Trace: [ 479.421721] [ 479.421725] dump_stack_lvl+0xfa/0x120 [ 479.421738] sysfs_warn_dup+0x80/0xa0 [ 479.421755] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.421771] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.421788] ? find_held_lock+0x2b/0x80 [ 479.421803] ? lock_release+0xc8/0x290 [ 479.421823] ? do_raw_spin_unlock+0x53/0x220 [ 479.421836] kobject_add_internal+0x24c/0x9a0 [ 479.421855] kobject_add+0x157/0x240 [ 479.421871] ? __pfx_kobject_add+0x10/0x10 [ 479.421885] ? lock_release+0xc8/0x290 [ 479.421902] ? do_raw_spin_unlock+0x53/0x220 [ 479.421914] ? kobject_put+0xaa/0x260 [ 479.421935] device_add+0x32d/0x1830 [ 479.421949] ? __pfx_device_add+0x10/0x10 [ 479.421963] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.421979] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.421993] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.422013] hci_conn_add_sysfs+0x117/0x1c0 [ 479.422031] le_conn_complete_evt+0x124b/0x1f60 [ 479.422050] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.422064] ? bt_warn+0xdb/0x120 [ 479.422075] ? __pfx_bt_warn+0x10/0x10 [ 479.422092] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.422111] hci_le_meta_evt+0x34b/0x530 [ 479.422124] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.422141] hci_event_packet+0x66c/0x10e0 [ 479.422156] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.422170] ? __pfx_hci_event_packet+0x10/0x10 [ 479.422185] ? mark_held_locks+0x49/0x80 [ 479.422208] hci_rx_work+0x96c/0x1270 [ 479.422228] process_one_work+0x8e1/0x19c0 [ 479.422252] ? __pfx_process_one_work+0x10/0x10 [ 479.422269] ? move_linked_works+0x172/0x270 [ 479.422292] ? assign_work+0x196/0x240 [ 479.422310] worker_thread+0x67e/0xe90 [ 479.422327] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.422348] ? __pfx_worker_thread+0x10/0x10 [ 479.422366] kthread+0x3c8/0x740 [ 479.422380] ? __pfx_kthread+0x10/0x10 [ 479.422394] ? ret_from_fork+0x23/0x470 [ 479.422405] ? lock_release+0xc8/0x290 [ 479.422422] ? __pfx_kthread+0x10/0x10 [ 479.422438] ret_from_fork+0x38b/0x470 [ 479.422453] ? __pfx_kthread+0x10/0x10 [ 479.422468] ret_from_fork_asm+0x1a/0x30 [ 479.422493] [ 479.422656] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.422946] Bluetooth: hci6: failed to register connection device [ 479.423209] Bluetooth: hci5: failed to register connection device [ 479.466344] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 479.477068] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 479.479489] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 479.482799] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 479.483552] debugfs: '201' already exists in 'hci1' [ 479.483682] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 479.484117] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 479.485835] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.485851] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.485860] Workqueue: hci1 hci_rx_work [ 479.485882] Call Trace: [ 479.485886] [ 479.485892] dump_stack_lvl+0xfa/0x120 [ 479.485907] sysfs_warn_dup+0x80/0xa0 [ 479.485927] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.485947] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.485964] ? find_held_lock+0x2b/0x80 [ 479.485980] ? lock_release+0xc8/0x290 [ 479.485997] ? do_raw_spin_unlock+0x53/0x220 [ 479.486009] kobject_add_internal+0x24c/0x9a0 [ 479.486028] kobject_add+0x157/0x240 [ 479.486044] ? __pfx_kobject_add+0x10/0x10 [ 479.486058] ? lock_release+0xc8/0x290 [ 479.486075] ? do_raw_spin_unlock+0x53/0x220 [ 479.486087] ? kobject_put+0xaa/0x260 [ 479.486108] device_add+0x32d/0x1830 [ 479.486125] ? __pfx_device_add+0x10/0x10 [ 479.486139] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.486156] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.486171] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.486192] hci_conn_add_sysfs+0x117/0x1c0 [ 479.486210] le_conn_complete_evt+0x124b/0x1f60 [ 479.486231] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.486244] ? bt_warn+0xdb/0x120 [ 479.486256] ? __pfx_bt_warn+0x10/0x10 [ 479.486274] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.486292] hci_le_meta_evt+0x34b/0x530 [ 479.486305] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.486323] hci_event_packet+0x66c/0x10e0 [ 479.486337] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.486351] ? __pfx_hci_event_packet+0x10/0x10 [ 479.486366] ? mark_held_locks+0x49/0x80 [ 479.486389] hci_rx_work+0x96c/0x1270 [ 479.486410] process_one_work+0x8e1/0x19c0 [ 479.486435] ? __pfx_process_one_work+0x10/0x10 [ 479.486455] ? move_linked_works+0x172/0x270 [ 479.486478] ? assign_work+0x196/0x240 [ 479.486496] worker_thread+0x67e/0xe90 [ 479.486514] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.486535] ? __pfx_worker_thread+0x10/0x10 [ 479.486553] kthread+0x3c8/0x740 [ 479.486568] ? __pfx_kthread+0x10/0x10 [ 479.486582] ? ret_from_fork+0x23/0x470 [ 479.486594] ? lock_release+0xc8/0x290 [ 479.486611] ? __pfx_kthread+0x10/0x10 [ 479.486627] ret_from_fork+0x38b/0x470 [ 479.486637] ? __pfx_kthread+0x10/0x10 [ 479.486652] ret_from_fork_asm+0x1a/0x30 [ 479.486678] [ 479.486978] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 479.487559] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.487583] Bluetooth: hci1: failed to register connection device [ 479.489241] debugfs: '0' already exists in 'hci3' [ 479.530813] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 479.532379] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.532411] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.532428] Workqueue: hci3 hci_rx_work [ 479.532468] Call Trace: [ 479.532477] [ 479.532487] dump_stack_lvl+0xfa/0x120 [ 479.532515] sysfs_warn_dup+0x80/0xa0 [ 479.532551] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.532585] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.532617] ? find_held_lock+0x2b/0x80 [ 479.532646] ? lock_release+0xc8/0x290 [ 479.532680] ? do_raw_spin_unlock+0x53/0x220 [ 479.532705] kobject_add_internal+0x24c/0x9a0 [ 479.532742] kobject_add+0x157/0x240 [ 479.532773] ? __pfx_kobject_add+0x10/0x10 [ 479.532802] ? lock_release+0xc8/0x290 [ 479.532835] ? do_raw_spin_unlock+0x53/0x220 [ 479.532858] ? kobject_put+0xaa/0x260 [ 479.532900] device_add+0x32d/0x1830 [ 479.532932] ? __pfx_device_add+0x10/0x10 [ 479.532959] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.532992] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.533019] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.533060] hci_conn_add_sysfs+0x117/0x1c0 [ 479.533095] le_conn_complete_evt+0x124b/0x1f60 [ 479.533135] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.533162] ? bt_warn+0xdb/0x120 [ 479.533185] ? __pfx_bt_warn+0x10/0x10 [ 479.533220] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.533258] hci_le_meta_evt+0x34b/0x530 [ 479.533283] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.533317] hci_event_packet+0x66c/0x10e0 [ 479.533346] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.533374] ? __pfx_hci_event_packet+0x10/0x10 [ 479.533405] ? mark_held_locks+0x49/0x80 [ 479.533450] hci_rx_work+0x96c/0x1270 [ 479.533491] process_one_work+0x8e1/0x19c0 [ 479.533540] ? __pfx_process_one_work+0x10/0x10 [ 479.533573] ? move_linked_works+0x172/0x270 [ 479.533619] ? assign_work+0x196/0x240 [ 479.533655] worker_thread+0x67e/0xe90 [ 479.533689] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.533731] ? __pfx_worker_thread+0x10/0x10 [ 479.533767] kthread+0x3c8/0x740 [ 479.533796] ? __pfx_kthread+0x10/0x10 [ 479.533824] ? ret_from_fork+0x23/0x470 [ 479.533847] ? lock_release+0xc8/0x290 [ 479.533880] ? __pfx_kthread+0x10/0x10 [ 479.533912] ret_from_fork+0x38b/0x470 [ 479.533932] ? __pfx_kthread+0x10/0x10 [ 479.533961] ret_from_fork_asm+0x1a/0x30 [ 479.534012] [ 479.570510] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.574533] Bluetooth: hci3: failed to register connection device 02:03:45 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x2, &(0x7f0000000000)={@mcast1}, 0x14) 02:03:45 executing program 1: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f0000000040)=@HCI_SCODATA_PKT={0x3, {0x0, 0xca}, "0805ce44ca36a466cf0335d926811c7a655209c81b631fee5d1bad6d8c481e294ccdfdb5c367d743b1382ee03fac855a463fc1c59d16f183fefdff3075b053fb6789945a5f9c2d2a86b1a2a58c5a5982ec59f32e9609e8981f7dd25a88b213356753c7bb13d80928553d282d2eb51b7423478880f75be0f2afb7bcc82200757e5d29a12433edd00fc077f4f558fa5c6e6dd6ef3a3e4a31a82d79ba09c4fe232d18c19ab1d1a082ea5ee0e952d854907cf841b0a15cf78a3d0cc91992ed60c9e49f7781f762b811e5508c"}, 0xce) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_pscan_rep_mode={{0x20, 0x7}, {@fixed={'\xaa\xaa\xaa\xaa\xaa', 0x12}, 0x17}}}, 0xa) 02:03:45 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) shmdt(r0) 02:03:45 executing program 5: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="0412080000000000000000f366acf349078c798e45822afe4251d3887c41238b476e8b9dd5d1b72522bf21f3da59c9052a796ca2f8ffffffffffffff9730772b4caf125b4ac269537c8fd5d053c242ca48b9fa67be22a2149824af66afd7c8b29c9f1800"/110], 0xb) syz_emit_vhci(0x0, 0x52) [ 479.630703] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 479.632186] debugfs: '0' already exists in 'hci2' [ 479.633896] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 479.635554] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.635586] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.635603] Workqueue: hci2 hci_rx_work [ 479.635638] Call Trace: [ 479.635646] [ 479.635656] dump_stack_lvl+0xfa/0x120 [ 479.635684] sysfs_warn_dup+0x80/0xa0 [ 479.635720] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.635754] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.635785] ? find_held_lock+0x2b/0x80 [ 479.635815] ? lock_release+0xc8/0x290 [ 479.635849] ? do_raw_spin_unlock+0x53/0x220 [ 479.635874] kobject_add_internal+0x24c/0x9a0 [ 479.635912] kobject_add+0x157/0x240 [ 479.635942] ? __pfx_kobject_add+0x10/0x10 [ 479.635971] ? lock_release+0xc8/0x290 [ 479.636005] ? do_raw_spin_unlock+0x53/0x220 [ 479.636028] ? kobject_put+0xaa/0x260 [ 479.636069] device_add+0x32d/0x1830 [ 479.636101] ? __pfx_device_add+0x10/0x10 [ 479.636133] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.636166] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.636193] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.636235] hci_conn_add_sysfs+0x117/0x1c0 [ 479.636271] le_conn_complete_evt+0x124b/0x1f60 [ 479.636310] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.636337] ? bt_warn+0xdb/0x120 [ 479.636360] ? __pfx_bt_warn+0x10/0x10 [ 479.636395] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.636432] hci_le_meta_evt+0x34b/0x530 [ 479.636465] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.636499] hci_event_packet+0x66c/0x10e0 [ 479.636528] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.636555] ? __pfx_hci_event_packet+0x10/0x10 [ 479.636586] ? mark_held_locks+0x49/0x80 [ 479.636631] hci_rx_work+0x96c/0x1270 [ 479.636672] process_one_work+0x8e1/0x19c0 [ 479.636721] ? __pfx_process_one_work+0x10/0x10 [ 479.636753] ? move_linked_works+0x172/0x270 [ 479.636799] ? assign_work+0x196/0x240 [ 479.636835] worker_thread+0x67e/0xe90 [ 479.636868] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.636911] ? __pfx_worker_thread+0x10/0x10 [ 479.636946] kthread+0x3c8/0x740 [ 479.636975] ? __pfx_kthread+0x10/0x10 [ 479.637003] ? ret_from_fork+0x23/0x470 [ 479.637026] ? lock_release+0xc8/0x290 [ 479.637059] ? __pfx_kthread+0x10/0x10 [ 479.637091] ret_from_fork+0x38b/0x470 [ 479.637111] ? __pfx_kthread+0x10/0x10 [ 479.637140] ret_from_fork_asm+0x1a/0x30 [ 479.637191] [ 479.675305] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.679214] Bluetooth: hci2: failed to register connection device [ 479.681418] Bluetooth: hci0: SCO packet for unknown connection handle 0 [ 479.681570] Bluetooth: hci0: SCO packet for unknown connection handle 0 [ 479.701240] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 479.703183] debugfs: '0' already exists in 'hci3' [ 479.703859] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 479.705248] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 479.705265] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 479.705274] Workqueue: hci3 hci_rx_work [ 479.705295] Call Trace: [ 479.705300] [ 479.705305] dump_stack_lvl+0xfa/0x120 [ 479.705321] sysfs_warn_dup+0x80/0xa0 [ 479.705340] sysfs_create_dir_ns+0x23b/0x2a0 [ 479.705357] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 479.705373] ? find_held_lock+0x2b/0x80 [ 479.705389] ? lock_release+0xc8/0x290 [ 479.705406] ? do_raw_spin_unlock+0x53/0x220 [ 479.705419] kobject_add_internal+0x24c/0x9a0 [ 479.705439] kobject_add+0x157/0x240 [ 479.705459] ? __pfx_kobject_add+0x10/0x10 [ 479.705473] ? lock_release+0xc8/0x290 [ 479.705490] ? do_raw_spin_unlock+0x53/0x220 [ 479.705502] ? kobject_put+0xaa/0x260 [ 479.705523] device_add+0x32d/0x1830 [ 479.705540] ? __pfx_device_add+0x10/0x10 [ 479.705553] ? hci_debugfs_create_conn+0x10f/0x240 [ 479.705570] ? mgmt_send_event_skb+0x2f3/0x460 [ 479.705584] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 479.705605] hci_conn_add_sysfs+0x117/0x1c0 [ 479.705624] le_conn_complete_evt+0x124b/0x1f60 [ 479.705645] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 479.705658] ? bt_warn+0xdb/0x120 [ 479.705670] ? __pfx_bt_warn+0x10/0x10 [ 479.705687] hci_le_conn_complete_evt+0x22a/0x2c0 [ 479.705706] hci_le_meta_evt+0x34b/0x530 [ 479.705719] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 479.705736] hci_event_packet+0x66c/0x10e0 [ 479.705751] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 479.705765] ? __pfx_hci_event_packet+0x10/0x10 [ 479.705780] ? mark_held_locks+0x49/0x80 [ 479.705803] hci_rx_work+0x96c/0x1270 [ 479.705823] process_one_work+0x8e1/0x19c0 [ 479.705849] ? __pfx_process_one_work+0x10/0x10 [ 479.705865] ? move_linked_works+0x172/0x270 [ 479.705888] ? assign_work+0x196/0x240 [ 479.705906] worker_thread+0x67e/0xe90 [ 479.705923] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 479.705945] ? __pfx_worker_thread+0x10/0x10 [ 479.705963] kthread+0x3c8/0x740 [ 479.705978] ? __pfx_kthread+0x10/0x10 [ 479.705991] ? ret_from_fork+0x23/0x470 [ 479.706005] ? _raw_spin_unlock_irq+0x23/0x40 [ 479.706024] ? __pfx_kthread+0x10/0x10 [ 479.706040] ret_from_fork+0x38b/0x470 [ 479.706050] ? __pfx_kthread+0x10/0x10 [ 479.706065] ret_from_fork_asm+0x1a/0x30 [ 479.706091] [ 479.723641] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 479.724765] Bluetooth: hci3: failed to register connection device [ 481.014571] Bluetooth: hci1: command 0x0406 tx timeout [ 481.014598] Bluetooth: hci3: command 0x0406 tx timeout [ 481.078553] Bluetooth: hci6: command 0x0406 tx timeout [ 481.078600] Bluetooth: hci5: command 0x0406 tx timeout [ 481.142578] Bluetooth: hci2: command 0x0406 tx timeout [ 483.062587] Bluetooth: hci3: command 0x0406 tx timeout [ 483.062608] Bluetooth: hci1: command 0x0406 tx timeout [ 483.126559] Bluetooth: hci6: command 0x0406 tx timeout [ 483.126584] Bluetooth: hci5: command 0x0406 tx timeout [ 483.190606] Bluetooth: hci2: command 0x0406 tx timeout [ 485.110548] Bluetooth: hci3: command 0x0406 tx timeout [ 485.174570] Bluetooth: hci5: command 0x0406 tx timeout [ 485.174664] Bluetooth: hci6: command 0x0406 tx timeout [ 485.238685] Bluetooth: hci2: command 0x0406 tx timeout 02:03:54 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(0x0) 02:03:54 executing program 4: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) shmdt(r0) 02:03:54 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:03:54 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000040)=@HCI_VENDOR_PKT={0xff, 0x80}, 0x2) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) 02:03:54 executing program 6: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:54 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:03:54 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x3, &(0x7f0000000000)={@mcast1}, 0x14) 02:03:54 executing program 1: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="0412080000000000000000edb06d61b5281f2c0abe2ca840acb4d7470ae32bad2d467e5f2a2c0c18ffffff7f00000000"], 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) syz_emit_vhci(&(0x7f0000000040)=@HCI_EVENT_PKT={0x4, @hci_ev_stack_internal={{0xfd, 0x7f}, {0x3f, "5a0b47302591842bb21680e5289b612923fd4599660c5faa1869d31a62d3a9918bc88a85c56a97e2458be8551568b12a87146c06d77e6b67c2e836de42acf9c912418b012b3413904f765d91e9c2ad9756c626ddadee13c2a2a6fa95d8776a192c2195534402c2ae2d0f0c7084ea6030792b80a9b94b94aef8a1cafb0d"}}}, 0x82) [ 488.482619] Bluetooth: hci3: unexpected subevent 0x01 length: 28 > 18 [ 488.484333] debugfs: '0' already exists in 'hci3' [ 488.485864] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:0' [ 488.487657] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 488.487693] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 488.487712] Workqueue: hci3 hci_rx_work [ 488.487750] Call Trace: [ 488.487759] [ 488.487771] dump_stack_lvl+0xfa/0x120 [ 488.487802] sysfs_warn_dup+0x80/0xa0 [ 488.487842] sysfs_create_dir_ns+0x23b/0x2a0 02:03:54 executing program 4: syz_emit_vhci(&(0x7f0000000200)=ANY=[@ANYBLOB="800004"], 0xb) syz_emit_vhci(0x0, 0x0) shmat(0xffffffffffffffff, &(0x7f0000ffb000/0x2000)=nil, 0x0) [ 488.487881] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 488.487917] ? find_held_lock+0x2b/0x80 [ 488.487950] ? lock_release+0xc8/0x290 [ 488.487988] ? do_raw_spin_unlock+0x53/0x220 [ 488.488018] kobject_add_internal+0x24c/0x9a0 [ 488.488061] kobject_add+0x157/0x240 [ 488.488096] ? __pfx_kobject_add+0x10/0x10 [ 488.488128] ? lock_release+0xc8/0x290 [ 488.488167] ? do_raw_spin_unlock+0x53/0x220 02:03:54 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_remote_version={{0xc, 0x8}, {0x4, 0xc8, 0x40, 0xd68, 0x400}}}, 0xb) syz_emit_vhci(0x0, 0x52) [ 488.488193] ? kobject_put+0xaa/0x260 [ 488.488241] device_add+0x32d/0x1830 [ 488.488277] ? __pfx_device_add+0x10/0x10 [ 488.488308] ? hci_debugfs_create_conn+0x10f/0x240 [ 488.488345] ? mgmt_send_event_skb+0x2f3/0x460 [ 488.488376] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 488.488423] hci_conn_add_sysfs+0x117/0x1c0 [ 488.488473] le_conn_complete_evt+0x124b/0x1f60 [ 488.488518] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 488.488549] ? bt_warn+0xdb/0x120 [ 488.488575] ? __pfx_bt_warn+0x10/0x10 [ 488.488615] hci_le_conn_complete_evt+0x22a/0x2c0 [ 488.488658] hci_le_meta_evt+0x34b/0x530 [ 488.488687] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 488.488725] hci_event_packet+0x66c/0x10e0 [ 488.488759] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 488.488790] ? __pfx_hci_event_packet+0x10/0x10 [ 488.488825] ? mark_held_locks+0x49/0x80 [ 488.488876] hci_rx_work+0x96c/0x1270 [ 488.488923] process_one_work+0x8e1/0x19c0 [ 488.488978] ? __pfx_process_one_work+0x10/0x10 [ 488.489015] ? move_linked_works+0x172/0x270 [ 488.489068] ? assign_work+0x196/0x240 [ 488.489108] worker_thread+0x67e/0xe90 [ 488.489147] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 488.489195] ? __pfx_worker_thread+0x10/0x10 [ 488.489234] kthread+0x3c8/0x740 [ 488.489269] ? __pfx_kthread+0x10/0x10 [ 488.489300] ? ret_from_fork+0x23/0x470 [ 488.489326] ? lock_release+0xc8/0x290 [ 488.489365] ? __pfx_kthread+0x10/0x10 [ 488.489401] ret_from_fork+0x38b/0x470 [ 488.489424] ? __pfx_kthread+0x10/0x10 [ 488.489458] ret_from_fork_asm+0x1a/0x30 [ 488.489516] [ 488.527100] kobject: kobject_add_internal failed for hci3:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 488.529776] Bluetooth: hci3: failed to register connection device [ 488.540780] Bluetooth: hci5: unexpected subevent 0x01 length: 28 > 18 [ 488.542679] debugfs: '0' already exists in 'hci5' [ 488.543282] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:0' [ 488.543862] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 488.544101] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 488.544144] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 488.544166] Workqueue: hci5 hci_rx_work [ 488.544208] Call Trace: [ 488.544218] [ 488.544230] dump_stack_lvl+0xfa/0x120 [ 488.544264] sysfs_warn_dup+0x80/0xa0 [ 488.544311] sysfs_create_dir_ns+0x23b/0x2a0 [ 488.544360] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 488.544406] ? find_held_lock+0x2b/0x80 [ 488.544449] ? lock_release+0xc8/0x290 [ 488.544496] ? do_raw_spin_unlock+0x53/0x220 [ 488.544529] kobject_add_internal+0x24c/0x9a0 [ 488.544580] kobject_add+0x157/0x240 [ 488.544623] ? __pfx_kobject_add+0x10/0x10 [ 488.544663] ? lock_release+0xc8/0x290 [ 488.544710] ? do_raw_spin_unlock+0x53/0x220 [ 488.544742] ? kobject_put+0xaa/0x260 [ 488.544795] device_add+0x32d/0x1830 [ 488.544835] ? __pfx_device_add+0x10/0x10 [ 488.544872] ? hci_debugfs_create_conn+0x10f/0x240 [ 488.544918] ? mgmt_send_event_skb+0x2f3/0x460 [ 488.544957] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 488.545013] hci_conn_add_sysfs+0x117/0x1c0 [ 488.545061] le_conn_complete_evt+0x124b/0x1f60 [ 488.545110] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 488.545148] ? bt_warn+0xdb/0x120 [ 488.545179] ? __pfx_bt_warn+0x10/0x10 [ 488.545221] hci_le_conn_complete_evt+0x22a/0x2c0 [ 488.545268] hci_le_meta_evt+0x34b/0x530 [ 488.545304] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 488.545348] hci_event_packet+0x66c/0x10e0 [ 488.545388] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 488.545426] ? __pfx_hci_event_packet+0x10/0x10 [ 488.545467] ? mark_held_locks+0x49/0x80 [ 488.545523] hci_rx_work+0x96c/0x1270 [ 488.545572] process_one_work+0x8e1/0x19c0 [ 488.545632] ? __pfx_process_one_work+0x10/0x10 [ 488.545678] ? move_linked_works+0x172/0x270 [ 488.545739] ? assign_work+0x196/0x240 [ 488.545787] worker_thread+0x67e/0xe90 [ 488.545834] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 488.545890] ? __pfx_worker_thread+0x10/0x10 [ 488.545938] kthread+0x3c8/0x740 [ 488.545980] ? __pfx_kthread+0x10/0x10 [ 488.546020] ? ret_from_fork+0x23/0x470 [ 488.546055] ? _raw_spin_unlock_irq+0x23/0x40 [ 488.546106] ? __pfx_kthread+0x10/0x10 [ 488.546148] ret_from_fork+0x38b/0x470 [ 488.546175] ? __pfx_kthread+0x10/0x10 [ 488.546216] ret_from_fork_asm+0x1a/0x30 [ 488.546279] [ 488.546413] kobject: kobject_add_internal failed for hci5:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 488.547329] debugfs: '0' already exists in 'hci6' [ 488.547798] Bluetooth: hci5: failed to register connection device [ 488.548742] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 488.565772] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 488.566169] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 488.566205] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 488.566223] Workqueue: hci6 hci_rx_work [ 488.566261] Call Trace: [ 488.566272] [ 488.566283] dump_stack_lvl+0xfa/0x120 [ 488.566313] sysfs_warn_dup+0x80/0xa0 [ 488.566353] sysfs_create_dir_ns+0x23b/0x2a0 [ 488.566391] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 488.566426] ? find_held_lock+0x2b/0x80 [ 488.566467] ? lock_release+0xc8/0x290 [ 488.566504] ? do_raw_spin_unlock+0x53/0x220 [ 488.566532] kobject_add_internal+0x24c/0x9a0 [ 488.566573] kobject_add+0x157/0x240 [ 488.566608] ? __pfx_kobject_add+0x10/0x10 [ 488.566639] ? lock_release+0xc8/0x290 [ 488.566676] ? do_raw_spin_unlock+0x53/0x220 [ 488.566702] ? kobject_put+0xaa/0x260 [ 488.566747] device_add+0x32d/0x1830 [ 488.566782] ? __pfx_device_add+0x10/0x10 [ 488.566813] ? hci_debugfs_create_conn+0x10f/0x240 [ 488.566862] ? mgmt_send_event_skb+0x2f3/0x460 [ 488.566893] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 488.566939] hci_conn_add_sysfs+0x117/0x1c0 [ 488.566978] le_conn_complete_evt+0x124b/0x1f60 [ 488.567021] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 488.567052] ? bt_warn+0xdb/0x120 [ 488.567077] ? __pfx_bt_warn+0x10/0x10 [ 488.567114] hci_le_conn_complete_evt+0x22a/0x2c0 [ 488.567155] hci_le_meta_evt+0x34b/0x530 [ 488.567182] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 488.567219] hci_event_packet+0x66c/0x10e0 [ 488.567251] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 488.567281] ? __pfx_hci_event_packet+0x10/0x10 [ 488.567313] ? mark_held_locks+0x49/0x80 [ 488.567362] hci_rx_work+0x96c/0x1270 [ 488.567406] process_one_work+0x8e1/0x19c0 [ 488.567460] ? __pfx_process_one_work+0x10/0x10 [ 488.567494] ? move_linked_works+0x172/0x270 [ 488.567544] ? assign_work+0x196/0x240 [ 488.567583] worker_thread+0x67e/0xe90 [ 488.567619] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 488.567665] ? __pfx_worker_thread+0x10/0x10 [ 488.567703] kthread+0x3c8/0x740 [ 488.567736] ? __pfx_kthread+0x10/0x10 [ 488.567766] ? ret_from_fork+0x23/0x470 [ 488.567791] ? lock_release+0xc8/0x290 [ 488.567827] ? __pfx_kthread+0x10/0x10 [ 488.567861] ret_from_fork+0x38b/0x470 [ 488.567882] ? __pfx_kthread+0x10/0x10 [ 488.567914] ret_from_fork_asm+0x1a/0x30 [ 488.567970] [ 488.570802] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 488.571321] debugfs: '201' already exists in 'hci1' [ 488.573882] Bluetooth: hci6: failed to register connection device [ 488.574629] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 488.600744] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 488.600761] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 488.600770] Workqueue: hci1 hci_rx_work [ 488.600788] Call Trace: [ 488.600793] [ 488.600798] dump_stack_lvl+0xfa/0x120 [ 488.600813] sysfs_warn_dup+0x80/0xa0 [ 488.600831] sysfs_create_dir_ns+0x23b/0x2a0 [ 488.600848] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 488.600864] ? find_held_lock+0x2b/0x80 [ 488.600881] ? lock_release+0xc8/0x290 [ 488.600898] ? do_raw_spin_unlock+0x53/0x220 [ 488.600911] kobject_add_internal+0x24c/0x9a0 [ 488.600930] kobject_add+0x157/0x240 [ 488.600946] ? __pfx_kobject_add+0x10/0x10 [ 488.600960] ? lock_release+0xc8/0x290 [ 488.600977] ? do_raw_spin_unlock+0x53/0x220 [ 488.600990] ? kobject_put+0xaa/0x260 [ 488.601010] device_add+0x32d/0x1830 [ 488.601027] ? __pfx_device_add+0x10/0x10 [ 488.601041] ? hci_debugfs_create_conn+0x10f/0x240 [ 488.601058] ? mgmt_send_event_skb+0x2f3/0x460 [ 488.601072] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 488.601094] hci_conn_add_sysfs+0x117/0x1c0 [ 488.601115] le_conn_complete_evt+0x124b/0x1f60 [ 488.601136] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 488.601150] ? bt_warn+0xdb/0x120 [ 488.601161] ? __pfx_bt_warn+0x10/0x10 [ 488.601179] hci_le_conn_complete_evt+0x22a/0x2c0 [ 488.601197] hci_le_meta_evt+0x34b/0x530 [ 488.601210] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 488.601227] hci_event_packet+0x66c/0x10e0 [ 488.601242] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 488.601256] ? __pfx_hci_event_packet+0x10/0x10 [ 488.601271] ? mark_held_locks+0x49/0x80 [ 488.601294] hci_rx_work+0x96c/0x1270 [ 488.601314] process_one_work+0x8e1/0x19c0 [ 488.601339] ? __pfx_process_one_work+0x10/0x10 [ 488.601355] ? move_linked_works+0x172/0x270 [ 488.601379] ? assign_work+0x196/0x240 [ 488.601397] worker_thread+0x67e/0xe90 [ 488.601414] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 488.601436] ? __pfx_worker_thread+0x10/0x10 [ 488.601458] kthread+0x3c8/0x740 [ 488.601474] ? __pfx_kthread+0x10/0x10 [ 488.601488] ? ret_from_fork+0x23/0x470 [ 488.601501] ? _raw_spin_unlock_irq+0x23/0x40 [ 488.601519] ? __pfx_kthread+0x10/0x10 [ 488.601535] ret_from_fork+0x38b/0x470 [ 488.601546] ? __pfx_kthread+0x10/0x10 [ 488.601560] ret_from_fork_asm+0x1a/0x30 [ 488.601586] [ 488.619011] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 488.620059] Bluetooth: hci1: failed to register connection device 02:03:54 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x80202, 0x110) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r2, &(0x7f00000001c0)=[{&(0x7f0000000080)='(', 0x1}, {&(0x7f0000000180)='U', 0x1}], 0x2, 0x0) ioctl$FIONREAD(r2, 0x541b, &(0x7f0000000040)) move_mount(r0, &(0x7f0000000040)='./file0\x00', r2, &(0x7f0000000080)='./file0\x00', 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) ioctl$AUTOFS_DEV_IOCTL_FAIL(r1, 0xc0189377, &(0x7f0000000140)={{0x1, 0x1, 0x18, r1, {0x7d, 0x7}}, './file0/file0\x00'}) faccessat(r3, &(0x7f0000000240)='./file0\x00', 0x4) rename(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00') syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffc000/0x3000)=nil, 0x2000) 02:03:54 executing program 5: syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_cmd_complete={{0xe, 0x6}, @hci_rp_read_local_pairing_opts={{0x7}, {0x9, 0x7f, 0x6}}}}, 0x9) syz_emit_vhci(0x0, 0x52) [ 488.685413] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 488.686848] debugfs: '0' already exists in 'hci2' [ 488.687408] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 488.688130] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 488.688147] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 488.688155] Workqueue: hci2 hci_rx_work [ 488.688177] Call Trace: [ 488.688182] [ 488.688187] dump_stack_lvl+0xfa/0x120 [ 488.688202] sysfs_warn_dup+0x80/0xa0 [ 488.688222] sysfs_create_dir_ns+0x23b/0x2a0 [ 488.688239] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 488.688255] ? find_held_lock+0x2b/0x80 [ 488.688271] ? lock_release+0xc8/0x290 [ 488.688288] ? do_raw_spin_unlock+0x53/0x220 [ 488.688301] kobject_add_internal+0x24c/0x9a0 [ 488.688321] kobject_add+0x157/0x240 [ 488.688337] ? __pfx_kobject_add+0x10/0x10 [ 488.688352] ? lock_release+0xc8/0x290 [ 488.688369] ? do_raw_spin_unlock+0x53/0x220 [ 488.688380] ? kobject_put+0xaa/0x260 [ 488.688402] device_add+0x32d/0x1830 [ 488.688419] ? __pfx_device_add+0x10/0x10 [ 488.688433] ? hci_debugfs_create_conn+0x10f/0x240 [ 488.688454] ? mgmt_send_event_skb+0x2f3/0x460 [ 488.688469] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 488.688490] hci_conn_add_sysfs+0x117/0x1c0 [ 488.688509] le_conn_complete_evt+0x124b/0x1f60 [ 488.688530] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 488.688544] ? bt_warn+0xdb/0x120 [ 488.688556] ? __pfx_bt_warn+0x10/0x10 [ 488.688573] hci_le_conn_complete_evt+0x22a/0x2c0 [ 488.688592] hci_le_meta_evt+0x34b/0x530 [ 488.688605] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 488.688622] hci_event_packet+0x66c/0x10e0 [ 488.688637] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 488.688651] ? __pfx_hci_event_packet+0x10/0x10 [ 488.688666] ? mark_held_locks+0x49/0x80 [ 488.688689] hci_rx_work+0x96c/0x1270 [ 488.688710] process_one_work+0x8e1/0x19c0 [ 488.688736] ? __pfx_process_one_work+0x10/0x10 [ 488.688752] ? move_linked_works+0x172/0x270 [ 488.688775] ? assign_work+0x196/0x240 [ 488.688793] worker_thread+0x67e/0xe90 [ 488.688810] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 488.688833] ? __pfx_worker_thread+0x10/0x10 [ 488.688851] kthread+0x3c8/0x740 [ 488.688866] ? __pfx_kthread+0x10/0x10 [ 488.688880] ? ret_from_fork+0x23/0x470 [ 488.688894] ? _raw_spin_unlock_irq+0x23/0x40 [ 488.688914] ? __pfx_kthread+0x10/0x10 [ 488.688930] ret_from_fork+0x38b/0x470 [ 488.688940] ? __pfx_kthread+0x10/0x10 [ 488.688955] ret_from_fork_asm+0x1a/0x30 [ 488.688982] [ 488.706396] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 488.707439] Bluetooth: hci2: failed to register connection device [ 488.791813] Bluetooth: hci7: unexpected event for opcode 0x100c [ 488.806117] Bluetooth: hci7: unexpected event for opcode 0x100c [ 490.550577] Bluetooth: hci5: command 0x0406 tx timeout [ 490.551491] Bluetooth: hci3: command 0x0406 tx timeout [ 490.614579] Bluetooth: hci6: command 0x0406 tx timeout [ 490.678572] Bluetooth: hci1: command 0x0406 tx timeout [ 490.742515] Bluetooth: hci2: command 0x0406 tx timeout 02:04:03 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x0, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:04:03 executing program 4: syz_emit_vhci(&(0x7f00000000c0)=ANY=[@ANYBLOB="02c9c015001100010004050700ff0fff070501000aff0201000006987c4f59ea012ec8a33735c40dd0ed865afbd616afdd0f1c2685d0484225fa73d1d796c1364969c31222ee51744197d602173859ecc739bd8c1896271c3b2622435d6cfa97a6cbf7df7891d458d1714a5ea64410bfc91d4da6550774ddea99f9791540bc"], 0x1a) syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) mbind(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, &(0x7f0000000000)=0x800, 0x100, 0x1) 02:04:03 executing program 1: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:04:03 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x4, &(0x7f0000000000)={@mcast1}, 0x14) 02:04:03 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:04:03 executing program 6: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r0, 0x5452, &(0x7f0000000000)=0x2a9f) vmsplice(r0, &(0x7f0000000380)=[{&(0x7f0000000140)="deef9cdcb832e1db02f6294c1018c11327cc83b1199c43dc2bad", 0x1a}, {&(0x7f0000000180)='4', 0x1}, {&(0x7f00000001c0)="93806b135016355c4f2089424cb7e1dbca90fd3c50ed6194122fe617ce2a356df33bd30c1373f1d0cd777f077df5b563ad6917591347057a", 0x38}, {&(0x7f0000000200)="60b8997a4b4f301bccdb74bf34f16f883d745eb19addf27dab4c7f9262f2aace2c439269b50f18a5a909", 0x2a}, {&(0x7f0000000240)}, {&(0x7f0000000280)="6603e5ca574f210a7589d5cd778c9bb3c7782eb152f75a9117156468d66d28a50564a2a2eae15f90f45ff198dbf6fac59996865c22c42ceaa1706752febdeb6aca4ed0c21c98ab251b5eaa16a2b095b3f089", 0x52}, {&(0x7f00000015c0)="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", 0x1000}, {&(0x7f0000000300)="17f2847a1e1deb845ed890e6f62eb754c2ff21a1c26d83e59c0c04ab71861b714dec214f4cedebe7d22d5d435d4a1d81fc49cdb05743399a3bb60b05446a0ab4ce0e562700152b2c1225a7515dbe41e338a6d2", 0x53}], 0x8, 0x1) accept4(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private2}}}, &(0x7f0000000100)=0x80, 0x80000) r3 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r3, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r3, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) close_range(r2, r3, 0x0) write$P9_RMKNOD(r1, &(0x7f0000001580)={0x14}, 0x14) 02:04:03 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@mcast1}, 0x14) ioctl$FIGETBSZ(r0, 0x2, &(0x7f0000000000)) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x52) 02:04:03 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000080)=@HCI_EVENT_PKT={0x4, @hci_ev_qos_setup_complete={{0xd, 0x14}, {0x0, 0xc8, {0x8, 0x1, 0xfffffffb, 0x40, 0x10001}}}}, 0x17) shmdt(r0) [ 497.749129] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 497.750000] debugfs: '0' already exists in 'hci2' [ 497.751253] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 497.752026] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 497.752043] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 497.752052] Workqueue: hci2 hci_rx_work [ 497.752074] Call Trace: [ 497.752079] [ 497.752084] dump_stack_lvl+0xfa/0x120 [ 497.752099] sysfs_warn_dup+0x80/0xa0 [ 497.752119] sysfs_create_dir_ns+0x23b/0x2a0 [ 497.752136] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 497.752152] ? find_held_lock+0x2b/0x80 [ 497.752172] ? lock_release+0xc8/0x290 [ 497.752189] ? do_raw_spin_unlock+0x53/0x220 [ 497.752202] kobject_add_internal+0x24c/0x9a0 [ 497.752221] kobject_add+0x157/0x240 [ 497.752237] ? __pfx_kobject_add+0x10/0x10 [ 497.752252] ? lock_release+0xc8/0x290 [ 497.752268] ? do_raw_spin_unlock+0x53/0x220 [ 497.752280] ? kobject_put+0xaa/0x260 [ 497.752301] device_add+0x32d/0x1830 [ 497.752317] ? __pfx_device_add+0x10/0x10 [ 497.752331] ? hci_debugfs_create_conn+0x10f/0x240 [ 497.752348] ? mgmt_send_event_skb+0x2f3/0x460 [ 497.752362] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 497.752383] hci_conn_add_sysfs+0x117/0x1c0 [ 497.752402] le_conn_complete_evt+0x124b/0x1f60 [ 497.752422] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 497.752436] ? bt_warn+0xdb/0x120 [ 497.752447] ? __pfx_bt_warn+0x10/0x10 [ 497.752465] hci_le_conn_complete_evt+0x22a/0x2c0 [ 497.752483] hci_le_meta_evt+0x34b/0x530 [ 497.752501] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 497.752517] hci_event_packet+0x66c/0x10e0 [ 497.752532] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 497.752546] ? __pfx_hci_event_packet+0x10/0x10 [ 497.752561] ? mark_held_locks+0x49/0x80 [ 497.752584] hci_rx_work+0x96c/0x1270 [ 497.752605] process_one_work+0x8e1/0x19c0 [ 497.752631] ? __pfx_process_one_work+0x10/0x10 [ 497.752647] ? move_linked_works+0x172/0x270 [ 497.752671] ? assign_work+0x196/0x240 [ 497.752689] worker_thread+0x67e/0xe90 [ 497.752706] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 497.752729] ? __pfx_worker_thread+0x10/0x10 [ 497.752746] kthread+0x3c8/0x740 [ 497.752762] ? __pfx_kthread+0x10/0x10 [ 497.752775] ? ret_from_fork+0x23/0x470 [ 497.752790] ? _raw_spin_unlock_irq+0x23/0x40 [ 497.752809] ? __pfx_kthread+0x10/0x10 [ 497.752825] ret_from_fork+0x38b/0x470 [ 497.752835] ? __pfx_kthread+0x10/0x10 [ 497.752850] ret_from_fork_asm+0x1a/0x30 [ 497.752877] [ 497.770572] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 497.771619] Bluetooth: hci2: failed to register connection device [ 497.771987] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 497.774198] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 497.774959] debugfs: '0' already exists in 'hci6' [ 497.775164] debugfs: '201' already exists in 'hci1' [ 497.776347] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 497.776591] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 497.777944] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 497.777982] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 497.778001] Workqueue: hci6 hci_rx_work [ 497.778041] Call Trace: [ 497.778051] [ 497.778063] dump_stack_lvl+0xfa/0x120 [ 497.778096] sysfs_warn_dup+0x80/0xa0 [ 497.778138] sysfs_create_dir_ns+0x23b/0x2a0 [ 497.778178] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 497.778215] ? find_held_lock+0x2b/0x80 [ 497.778249] ? lock_release+0xc8/0x290 [ 497.778288] ? do_raw_spin_unlock+0x53/0x220 [ 497.778318] kobject_add_internal+0x24c/0x9a0 [ 497.778362] kobject_add+0x157/0x240 [ 497.778398] ? __pfx_kobject_add+0x10/0x10 [ 497.778433] ? lock_release+0xc8/0x290 [ 497.778482] ? do_raw_spin_unlock+0x53/0x220 [ 497.778509] ? kobject_put+0xaa/0x260 [ 497.778558] device_add+0x32d/0x1830 [ 497.778595] ? __pfx_device_add+0x10/0x10 [ 497.778627] ? hci_debugfs_create_conn+0x10f/0x240 [ 497.778666] ? mgmt_send_event_skb+0x2f3/0x460 [ 497.778698] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 497.778746] hci_conn_add_sysfs+0x117/0x1c0 [ 497.778788] le_conn_complete_evt+0x124b/0x1f60 [ 497.778834] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 497.778865] ? bt_warn+0xdb/0x120 [ 497.778892] ? __pfx_bt_warn+0x10/0x10 [ 497.778951] hci_le_conn_complete_evt+0x22a/0x2c0 [ 497.778995] hci_le_meta_evt+0x34b/0x530 [ 497.779025] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 497.779065] hci_event_packet+0x66c/0x10e0 [ 497.779100] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 497.779132] ? __pfx_hci_event_packet+0x10/0x10 [ 497.779167] ? mark_held_locks+0x49/0x80 [ 497.779220] hci_rx_work+0x96c/0x1270 [ 497.779268] process_one_work+0x8e1/0x19c0 [ 497.779326] ? __pfx_process_one_work+0x10/0x10 [ 497.779363] ? move_linked_works+0x172/0x270 [ 497.779413] ? assign_work+0x196/0x240 [ 497.779450] worker_thread+0x67e/0xe90 [ 497.779485] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 497.779530] ? __pfx_worker_thread+0x10/0x10 [ 497.779566] kthread+0x3c8/0x740 [ 497.779597] ? __pfx_kthread+0x10/0x10 [ 497.779626] ? ret_from_fork+0x23/0x470 [ 497.779650] ? lock_release+0xc8/0x290 [ 497.779685] ? __pfx_kthread+0x10/0x10 [ 497.779718] ret_from_fork+0x38b/0x470 [ 497.779739] ? __pfx_kthread+0x10/0x10 [ 497.779769] ret_from_fork_asm+0x1a/0x30 [ 497.779823] [ 497.779895] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 497.780056] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 497.780074] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 497.780082] Workqueue: hci1 hci_rx_work [ 497.780097] Call Trace: [ 497.780101] [ 497.780107] dump_stack_lvl+0xfa/0x120 [ 497.780119] sysfs_warn_dup+0x80/0xa0 [ 497.780137] sysfs_create_dir_ns+0x23b/0x2a0 [ 497.780154] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 497.780170] ? find_held_lock+0x2b/0x80 [ 497.780183] ? lock_release+0xc8/0x290 [ 497.780200] ? do_raw_spin_unlock+0x53/0x220 [ 497.780213] kobject_add_internal+0x24c/0x9a0 [ 497.780232] kobject_add+0x157/0x240 [ 497.780247] ? __pfx_kobject_add+0x10/0x10 [ 497.780261] ? lock_release+0xc8/0x290 [ 497.780278] ? do_raw_spin_unlock+0x53/0x220 [ 497.780290] ? kobject_put+0xaa/0x260 [ 497.780311] device_add+0x32d/0x1830 [ 497.780326] ? __pfx_device_add+0x10/0x10 [ 497.780340] ? hci_debugfs_create_conn+0x10f/0x240 [ 497.780355] ? mgmt_send_event_skb+0x2f3/0x460 [ 497.780368] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 497.780390] hci_conn_add_sysfs+0x117/0x1c0 [ 497.780407] le_conn_complete_evt+0x124b/0x1f60 [ 497.780426] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 497.780440] ? bt_warn+0xdb/0x120 [ 497.780456] ? __pfx_bt_warn+0x10/0x10 [ 497.780474] hci_le_conn_complete_evt+0x22a/0x2c0 [ 497.780493] hci_le_meta_evt+0x34b/0x530 [ 497.780505] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 497.780522] hci_event_packet+0x66c/0x10e0 [ 497.780537] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 497.780550] ? __pfx_hci_event_packet+0x10/0x10 [ 497.780566] ? mark_held_locks+0x49/0x80 [ 497.780589] hci_rx_work+0x96c/0x1270 [ 497.780609] process_one_work+0x8e1/0x19c0 [ 497.780633] ? __pfx_process_one_work+0x10/0x10 [ 497.780650] ? move_linked_works+0x172/0x270 [ 497.780673] ? assign_work+0x196/0x240 [ 497.780691] worker_thread+0x67e/0xe90 [ 497.780708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 497.780730] ? __pfx_worker_thread+0x10/0x10 [ 497.780748] kthread+0x3c8/0x740 [ 497.780762] ? __pfx_kthread+0x10/0x10 [ 497.780776] ? ret_from_fork+0x23/0x470 [ 497.780788] ? _raw_spin_unlock_irq+0x23/0x40 [ 497.780806] ? __pfx_kthread+0x10/0x10 [ 497.780822] ret_from_fork+0x38b/0x470 [ 497.780832] ? __pfx_kthread+0x10/0x10 [ 497.780847] ret_from_fork_asm+0x1a/0x30 [ 497.780873] [ 497.780912] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 497.781160] Bluetooth: hci6: failed to register connection device [ 497.781331] Bluetooth: hci1: failed to register connection device [ 497.831395] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 497.834188] debugfs: '0' already exists in 'hci2' [ 497.835383] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 497.836826] CPU: 0 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 497.836876] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 497.836900] Workqueue: hci2 hci_rx_work [ 497.836947] Call Trace: [ 497.836960] [ 497.836975] dump_stack_lvl+0xfa/0x120 [ 497.837015] sysfs_warn_dup+0x80/0xa0 [ 497.837070] sysfs_create_dir_ns+0x23b/0x2a0 [ 497.837124] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 497.837177] ? find_held_lock+0x2b/0x80 [ 497.837223] ? lock_release+0xc8/0x290 [ 497.837277] ? do_raw_spin_unlock+0x53/0x220 [ 497.837317] kobject_add_internal+0x24c/0x9a0 [ 497.837377] kobject_add+0x157/0x240 [ 497.837427] ? __pfx_kobject_add+0x10/0x10 [ 497.837482] ? lock_release+0xc8/0x290 [ 497.837538] ? do_raw_spin_unlock+0x53/0x220 [ 497.837576] ? kobject_put+0xaa/0x260 [ 497.837639] device_add+0x32d/0x1830 [ 497.837687] ? __pfx_device_add+0x10/0x10 [ 497.837730] ? hci_debugfs_create_conn+0x10f/0x240 [ 497.837784] ? mgmt_send_event_skb+0x2f3/0x460 [ 497.837828] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 497.837893] hci_conn_add_sysfs+0x117/0x1c0 [ 497.837949] le_conn_complete_evt+0x124b/0x1f60 [ 497.838009] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 497.838051] ? bt_warn+0xdb/0x120 [ 497.838089] ? __pfx_bt_warn+0x10/0x10 [ 497.838142] hci_le_conn_complete_evt+0x22a/0x2c0 [ 497.838199] hci_le_meta_evt+0x34b/0x530 [ 497.838241] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 497.838293] hci_event_packet+0x66c/0x10e0 [ 497.838340] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 497.838384] ? __pfx_hci_event_packet+0x10/0x10 [ 497.838433] ? mark_held_locks+0x49/0x80 [ 497.838503] hci_rx_work+0x96c/0x1270 [ 497.838566] process_one_work+0x8e1/0x19c0 [ 497.838640] ? __pfx_process_one_work+0x10/0x10 [ 497.838693] ? move_linked_works+0x172/0x270 [ 497.838765] ? assign_work+0x196/0x240 [ 497.838822] worker_thread+0x67e/0xe90 [ 497.838876] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 497.838956] ? __pfx_worker_thread+0x10/0x10 [ 497.839012] kthread+0x3c8/0x740 [ 497.839060] ? __pfx_kthread+0x10/0x10 [ 497.839111] ? ret_from_fork+0x23/0x470 [ 497.839147] ? lock_release+0xc8/0x290 [ 497.839200] ? __pfx_kthread+0x10/0x10 [ 497.839249] ret_from_fork+0x38b/0x470 [ 497.839282] ? __pfx_kthread+0x10/0x10 [ 497.839330] ret_from_fork_asm+0x1a/0x30 [ 497.839406] [ 497.873634] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 497.875992] Bluetooth: hci2: failed to register connection device 02:04:03 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x5, &(0x7f0000000000)={@mcast1}, 0x14) 02:04:03 executing program 4: syz_emit_vhci(&(0x7f0000000100)=@HCI_EVENT_PKT={0x4, @extended_inquiry_info={{0x2f, 0x1fd}, {0x2, [{@none, 0x1, 0x0, "14a2a7", 0x20, 0x3, "d34a71db4169a9fedc8de3041b71a03beb13356823d7d2fca0c7c8ce960a0867e62b4ef1a1ab0af46890f29306f68915521e0fdbaed6a86d99359e22e056b3bf881f48b07e14e461408b3b15891ecc3294ab0a88d3fa3423edecf4b1dd4d64454dede7880558038d2a940bdbff31949c4fbc34d918554009c3b4d17ac1282a8d03c3cd9d537b90864f5db4fd95037655b9e9daf94fd322c56cff0a07bea7afaa4ae6ae3b67441e92119cffa42df66f9a927de64de597551f51a764486ca6eba7ebb7a9883c01ff10b90fef652086705896b1a572739d410e5024e680de3a92a0acdfa7ba9abf9ce76cbb358efcb1ac8d"}, {@none, 0x31, 0x8, "f34be7", 0xbe0c, 0xc7, "5acec1ca4301bcd4183353ef65cfb7b24c012d6d0305cc9832453b60df5b168c6b7db2f49ad87f174cc1aa0ba026098d86e34d9a00e75b93d4cf335717a957e930fc755a51177b783ec7be70d85ea367c7221a0e5bd93d1dfb4a599dbd2f4f1bb02b3d8dc8ba34fe2836fb08aa4c2dcc50009d25894be8af444b98beebc34c2d91b07669e2fa90f58b00ac3cd04180239786686a49e1a8252d4a1c14aa41f1a0a56d7a22a5bcba87eb84a68743f363ef31ab8cdc66de1ac4b2efc1ad6085d650a2025242bb2294142a0fb08a8e99a1519afb0cb3a157fe1691d16ecab423d5a888468d1051671d44e09d4b981a577c00"}]}}}, 0x200) syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) shmctl$IPC_INFO(0xffffffffffffffff, 0x3, &(0x7f0000000000)=""/143) 02:04:03 executing program 1: syz_emit_vhci(&(0x7f0000000200)=ANY=[@ANYBLOB="0512feffffffffffffff00"], 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_channel_selected={{0x41, 0x1}, {0xc8}}}, 0x4) syz_emit_vhci(0x0, 0xb5) 02:04:03 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x15}, {0x0, 0x3, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}]}}}, 0x18) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:04:03 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @any, 0x5}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:04:03 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:04:03 executing program 5: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="03c9003857bc2b9bd822aee29604c63129d445f96678d18c169caaa5371a1a3873cd498fa534949c78557a621451cff0db917bfe6043453c2412191f"], 0x3c) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000040)=@HCI_EVENT_PKT={0x4, @hci_ev_remote_version={{0xc, 0x8}, {0x6, 0xc8, 0x5, 0x80, 0xff}}}, 0xb) [ 498.006785] Bluetooth: hci3: unexpected event 0x2f length: 509 > 260 [ 498.007324] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 498.008641] debugfs: '0' already exists in 'hci2' [ 498.009197] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 498.009898] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 498.009917] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 498.009928] Workqueue: hci2 hci_rx_work [ 498.009949] Call Trace: [ 498.009954] [ 498.009959] dump_stack_lvl+0xfa/0x120 [ 498.009977] sysfs_warn_dup+0x80/0xa0 [ 498.009998] sysfs_create_dir_ns+0x23b/0x2a0 [ 498.010019] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 498.010036] ? find_held_lock+0x2b/0x80 [ 498.010053] ? lock_release+0xc8/0x290 [ 498.010075] ? do_raw_spin_unlock+0x53/0x220 [ 498.010088] kobject_add_internal+0x24c/0x9a0 [ 498.010120] kobject_add+0x157/0x240 [ 498.010139] ? __pfx_kobject_add+0x10/0x10 [ 498.010154] ? lock_release+0xc8/0x290 [ 498.010179] ? do_raw_spin_unlock+0x53/0x220 [ 498.010196] ? kobject_put+0xaa/0x260 [ 498.010217] device_add+0x32d/0x1830 [ 498.010237] ? __pfx_device_add+0x10/0x10 [ 498.010255] ? hci_debugfs_create_conn+0x10f/0x240 [ 498.010276] ? mgmt_send_event_skb+0x2f3/0x460 [ 498.010295] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 498.010319] hci_conn_add_sysfs+0x117/0x1c0 [ 498.010339] le_conn_complete_evt+0x124b/0x1f60 [ 498.010362] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 498.010377] ? bt_warn+0xdb/0x120 [ 498.010391] ? __pfx_bt_warn+0x10/0x10 [ 498.010410] hci_le_conn_complete_evt+0x22a/0x2c0 [ 498.010433] hci_le_meta_evt+0x34b/0x530 [ 498.010452] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 498.010469] hci_event_packet+0x66c/0x10e0 [ 498.010487] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 498.010505] ? __pfx_hci_event_packet+0x10/0x10 [ 498.010523] ? mark_held_locks+0x49/0x80 [ 498.010546] hci_rx_work+0x96c/0x1270 [ 498.010567] process_one_work+0x8e1/0x19c0 [ 498.010594] ? __pfx_process_one_work+0x10/0x10 [ 498.010612] ? move_linked_works+0x172/0x270 [ 498.010640] ? assign_work+0x196/0x240 [ 498.010658] worker_thread+0x67e/0xe90 [ 498.010676] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 498.010701] ? __pfx_worker_thread+0x10/0x10 [ 498.010721] kthread+0x3c8/0x740 [ 498.010739] ? __pfx_kthread+0x10/0x10 [ 498.010753] ? ret_from_fork+0x23/0x470 [ 498.010769] ? _raw_spin_unlock_irq+0x23/0x40 [ 498.010789] ? __pfx_kthread+0x10/0x10 [ 498.010806] ret_from_fork+0x38b/0x470 [ 498.010816] ? __pfx_kthread+0x10/0x10 [ 498.010833] ret_from_fork_asm+0x1a/0x30 [ 498.010862] [ 498.026631] Bluetooth: hci3: unexpected event 0x2f length: 509 > 260 [ 498.026942] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 498.030327] Bluetooth: hci2: failed to register connection device [ 498.031152] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 498.031860] debugfs: '0' already exists in 'hci2' [ 498.032378] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 498.033164] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 498.033180] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 498.033188] Workqueue: hci2 hci_rx_work [ 498.033202] Call Trace: [ 498.033206] [ 498.033211] dump_stack_lvl+0xfa/0x120 [ 498.033224] sysfs_warn_dup+0x80/0xa0 [ 498.033240] sysfs_create_dir_ns+0x23b/0x2a0 [ 498.033257] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 498.033274] ? find_held_lock+0x2b/0x80 [ 498.033287] ? lock_release+0xc8/0x290 [ 498.033304] ? do_raw_spin_unlock+0x53/0x220 [ 498.033317] kobject_add_internal+0x24c/0x9a0 [ 498.033336] kobject_add+0x157/0x240 [ 498.033351] ? __pfx_kobject_add+0x10/0x10 [ 498.033366] ? lock_release+0xc8/0x290 [ 498.033382] ? do_raw_spin_unlock+0x53/0x220 [ 498.033394] ? kobject_put+0xaa/0x260 [ 498.033415] device_add+0x32d/0x1830 [ 498.033430] ? __pfx_device_add+0x10/0x10 [ 498.033448] ? hci_debugfs_create_conn+0x10f/0x240 [ 498.033463] ? mgmt_send_event_skb+0x2f3/0x460 [ 498.033477] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 498.033498] hci_conn_add_sysfs+0x117/0x1c0 [ 498.033515] le_conn_complete_evt+0x124b/0x1f60 [ 498.033535] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 498.033548] ? bt_warn+0xdb/0x120 [ 498.033559] ? __pfx_bt_warn+0x10/0x10 [ 498.033577] hci_le_conn_complete_evt+0x22a/0x2c0 [ 498.033596] hci_le_meta_evt+0x34b/0x530 [ 498.033608] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 498.033625] hci_event_packet+0x66c/0x10e0 [ 498.033640] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 498.033654] ? __pfx_hci_event_packet+0x10/0x10 [ 498.033669] ? mark_held_locks+0x49/0x80 [ 498.033692] hci_rx_work+0x96c/0x1270 [ 498.033712] process_one_work+0x8e1/0x19c0 [ 498.033736] ? __pfx_process_one_work+0x10/0x10 [ 498.033752] ? move_linked_works+0x172/0x270 [ 498.033775] ? assign_work+0x196/0x240 [ 498.033793] worker_thread+0x67e/0xe90 [ 498.033810] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 498.033831] ? __pfx_worker_thread+0x10/0x10 [ 498.033848] kthread+0x3c8/0x740 [ 498.033863] ? __pfx_kthread+0x10/0x10 [ 498.033877] ? ret_from_fork+0x23/0x470 [ 498.033889] ? _raw_spin_unlock_irq+0x23/0x40 [ 498.033906] ? __pfx_kthread+0x10/0x10 [ 498.033922] ret_from_fork+0x38b/0x470 [ 498.033932] ? __pfx_kthread+0x10/0x10 [ 498.033947] ret_from_fork_asm+0x1a/0x30 [ 498.033972] [ 498.051330] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 498.052437] Bluetooth: hci2: failed to register connection device [ 498.054195] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 498.054948] debugfs: '201' already exists in 'hci1' [ 498.055522] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 498.056206] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 498.056222] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 498.056230] Workqueue: hci1 hci_rx_work [ 498.056244] Call Trace: [ 498.056249] [ 498.056254] dump_stack_lvl+0xfa/0x120 [ 498.056267] sysfs_warn_dup+0x80/0xa0 [ 498.056284] sysfs_create_dir_ns+0x23b/0x2a0 [ 498.056301] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 498.056317] ? find_held_lock+0x2b/0x80 [ 498.056331] ? lock_release+0xc8/0x290 [ 498.056348] ? do_raw_spin_unlock+0x53/0x220 [ 498.056361] kobject_add_internal+0x24c/0x9a0 [ 498.056381] kobject_add+0x157/0x240 [ 498.056396] ? __pfx_kobject_add+0x10/0x10 [ 498.056411] ? lock_release+0xc8/0x290 [ 498.056428] ? do_raw_spin_unlock+0x53/0x220 [ 498.056439] ? kobject_put+0xaa/0x260 [ 498.056465] device_add+0x32d/0x1830 [ 498.056480] ? __pfx_device_add+0x10/0x10 [ 498.056494] ? hci_debugfs_create_conn+0x10f/0x240 [ 498.056510] ? mgmt_send_event_skb+0x2f3/0x460 [ 498.056524] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 498.056545] hci_conn_add_sysfs+0x117/0x1c0 [ 498.056562] le_conn_complete_evt+0x124b/0x1f60 [ 498.056582] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 498.056596] ? bt_warn+0xdb/0x120 [ 498.056607] ? __pfx_bt_warn+0x10/0x10 [ 498.056625] hci_le_conn_complete_evt+0x22a/0x2c0 [ 498.056644] hci_le_meta_evt+0x34b/0x530 [ 498.056656] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 498.056673] hci_event_packet+0x66c/0x10e0 [ 498.056688] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 498.056702] ? __pfx_hci_event_packet+0x10/0x10 [ 498.056717] ? mark_held_locks+0x49/0x80 [ 498.056740] hci_rx_work+0x96c/0x1270 [ 498.056760] process_one_work+0x8e1/0x19c0 [ 498.056785] ? __pfx_process_one_work+0x10/0x10 [ 498.056800] ? move_linked_works+0x172/0x270 [ 498.056823] ? assign_work+0x196/0x240 [ 498.056841] worker_thread+0x67e/0xe90 [ 498.056858] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 498.056878] ? __pfx_worker_thread+0x10/0x10 [ 498.056896] kthread+0x3c8/0x740 [ 498.056911] ? __pfx_kthread+0x10/0x10 [ 498.056924] ? ret_from_fork+0x23/0x470 [ 498.056936] ? _raw_spin_unlock_irq+0x23/0x40 [ 498.056954] ? __pfx_kthread+0x10/0x10 [ 498.056969] ret_from_fork+0x38b/0x470 [ 498.056979] ? __pfx_kthread+0x10/0x10 [ 498.056994] ret_from_fork_asm+0x1a/0x30 [ 498.057020] [ 498.064831] Bluetooth: hci0: ISO packet for unknown connection handle 3602 [ 498.065038] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 498.065791] Bluetooth: hci0: ISO packet for unknown connection handle 3602 [ 498.066012] Bluetooth: hci1: failed to register connection device [ 498.077742] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 498.083852] debugfs: '0' already exists in 'hci6' [ 498.084386] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 498.085078] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 498.085094] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 498.085102] Workqueue: hci6 hci_rx_work [ 498.085117] Call Trace: [ 498.085121] [ 498.085126] dump_stack_lvl+0xfa/0x120 [ 498.085139] sysfs_warn_dup+0x80/0xa0 [ 498.085156] sysfs_create_dir_ns+0x23b/0x2a0 [ 498.085173] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 498.085189] ? find_held_lock+0x2b/0x80 [ 498.085203] ? lock_release+0xc8/0x290 [ 498.085220] ? do_raw_spin_unlock+0x53/0x220 [ 498.085232] kobject_add_internal+0x24c/0x9a0 [ 498.085251] kobject_add+0x157/0x240 [ 498.085266] ? __pfx_kobject_add+0x10/0x10 [ 498.085281] ? lock_release+0xc8/0x290 [ 498.085298] ? do_raw_spin_unlock+0x53/0x220 [ 498.085309] ? kobject_put+0xaa/0x260 [ 498.085330] device_add+0x32d/0x1830 [ 498.085345] ? __pfx_device_add+0x10/0x10 [ 498.085359] ? hci_debugfs_create_conn+0x10f/0x240 [ 498.085375] ? mgmt_send_event_skb+0x2f3/0x460 [ 498.085388] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 498.085409] hci_conn_add_sysfs+0x117/0x1c0 [ 498.085426] le_conn_complete_evt+0x124b/0x1f60 [ 498.085450] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 498.085464] ? bt_warn+0xdb/0x120 [ 498.085475] ? __pfx_bt_warn+0x10/0x10 [ 498.085493] hci_le_conn_complete_evt+0x22a/0x2c0 [ 498.085512] hci_le_meta_evt+0x34b/0x530 [ 498.085524] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 498.085541] hci_event_packet+0x66c/0x10e0 [ 498.085555] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 498.085569] ? __pfx_hci_event_packet+0x10/0x10 [ 498.085584] ? mark_held_locks+0x49/0x80 [ 498.085607] hci_rx_work+0x96c/0x1270 [ 498.085627] process_one_work+0x8e1/0x19c0 [ 498.085652] ? __pfx_process_one_work+0x10/0x10 [ 498.085668] ? move_linked_works+0x172/0x270 [ 498.085691] ? assign_work+0x196/0x240 [ 498.085709] worker_thread+0x67e/0xe90 [ 498.085726] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 498.085747] ? __pfx_worker_thread+0x10/0x10 [ 498.085764] kthread+0x3c8/0x740 [ 498.085779] ? __pfx_kthread+0x10/0x10 [ 498.085792] ? ret_from_fork+0x23/0x470 [ 498.085805] ? _raw_spin_unlock_irq+0x23/0x40 [ 498.085822] ? __pfx_kthread+0x10/0x10 [ 498.085838] ret_from_fork+0x38b/0x470 [ 498.085848] ? __pfx_kthread+0x10/0x10 [ 498.085863] ret_from_fork_asm+0x1a/0x30 [ 498.085888] [ 498.104588] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 498.106507] Bluetooth: hci6: failed to register connection device 02:04:03 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:04:03 executing program 6: syz_mount_image$vfat(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) newfstatat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) chown(&(0x7f0000000040)='./file0\x00', r0, 0xffffffffffffffff) r1 = accept4$unix(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x80000) setxattr$security_ima(&(0x7f0000000080)='./file0\x00', &(0x7f0000000240), &(0x7f0000000280)=@ng={0x4, 0x10, "a9a71f15c9"}, 0x7, 0x0) connect$unix(r1, &(0x7f00000001c0)=@file={0x0, './file0\x00'}, 0x6e) 02:04:03 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x15}, {0x0, 0x3, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}]}}}, 0x18) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 498.139905] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 498.140663] debugfs: '0' already exists in 'hci6' [ 498.141243] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 498.141977] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 498.141993] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 498.142001] Workqueue: hci6 hci_rx_work [ 498.142020] Call Trace: [ 498.142025] [ 498.142029] dump_stack_lvl+0xfa/0x120 [ 498.142044] sysfs_warn_dup+0x80/0xa0 [ 498.142063] sysfs_create_dir_ns+0x23b/0x2a0 [ 498.142080] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 498.142096] ? find_held_lock+0x2b/0x80 [ 498.142111] ? lock_release+0xc8/0x290 [ 498.142128] ? do_raw_spin_unlock+0x53/0x220 [ 498.142145] kobject_add_internal+0x24c/0x9a0 [ 498.142164] kobject_add+0x157/0x240 [ 498.142179] ? __pfx_kobject_add+0x10/0x10 [ 498.142194] ? lock_release+0xc8/0x290 [ 498.142210] ? do_raw_spin_unlock+0x53/0x220 [ 498.142222] ? kobject_put+0xaa/0x260 [ 498.142243] device_add+0x32d/0x1830 [ 498.142259] ? __pfx_device_add+0x10/0x10 [ 498.142273] ? hci_debugfs_create_conn+0x10f/0x240 [ 498.142289] ? mgmt_send_event_skb+0x2f3/0x460 [ 498.142303] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 498.142324] hci_conn_add_sysfs+0x117/0x1c0 [ 498.142342] le_conn_complete_evt+0x124b/0x1f60 [ 498.142362] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 498.142376] ? bt_warn+0xdb/0x120 [ 498.142388] ? __pfx_bt_warn+0x10/0x10 [ 498.142405] hci_le_conn_complete_evt+0x22a/0x2c0 [ 498.142424] hci_le_meta_evt+0x34b/0x530 [ 498.142436] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 498.142454] hci_event_packet+0x66c/0x10e0 [ 498.142468] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 498.142482] ? __pfx_hci_event_packet+0x10/0x10 [ 498.142497] ? mark_held_locks+0x49/0x80 [ 498.142520] hci_rx_work+0x96c/0x1270 [ 498.142540] process_one_work+0x8e1/0x19c0 [ 498.142564] ? __pfx_process_one_work+0x10/0x10 [ 498.142581] ? move_linked_works+0x172/0x270 [ 498.142604] ? assign_work+0x196/0x240 [ 498.142621] worker_thread+0x67e/0xe90 [ 498.142638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 498.142660] ? __pfx_worker_thread+0x10/0x10 [ 498.142677] kthread+0x3c8/0x740 [ 498.142692] ? __pfx_kthread+0x10/0x10 [ 498.142706] ? ret_from_fork+0x23/0x470 [ 498.142719] ? _raw_spin_unlock_irq+0x23/0x40 [ 498.142738] ? __pfx_kthread+0x10/0x10 [ 498.142753] ret_from_fork+0x38b/0x470 [ 498.142763] ? __pfx_kthread+0x10/0x10 [ 498.142778] ret_from_fork_asm+0x1a/0x30 [ 498.142804] [ 498.160172] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 498.161283] Bluetooth: hci6: failed to register connection device 02:04:03 executing program 3: r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) shmdt(r0) r1 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r1) r2 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r2) syz_emit_vhci(&(0x7f00000000c0)=ANY=[@ANYRESOCT=r2], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) shmat(0x0, &(0x7f0000ffc000/0x3000)=nil, 0x5000) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r3 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) shmdt(r3) syz_emit_vhci(&(0x7f0000000080)=@HCI_EVENT_PKT={0x4, @hci_ev_disconn_phy_link_complete={{0x42, 0x3}, {0x58, 0x0, 0xec}}}, 0x6) 02:04:03 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x6, &(0x7f0000000000)={@mcast1}, 0x14) [ 498.243500] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 02:04:04 executing program 1: syz_emit_vhci(&(0x7f0000000040)=@HCI_EVENT_PKT={0x4, @hci_ev_sniff_subrate={{0x2e, 0xb}, {0x80, 0xc9, 0x100, 0x3, 0x81, 0x8000}}}, 0xe) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) [ 498.244852] debugfs: '201' already exists in 'hci1' [ 498.246418] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 498.248227] CPU: 0 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 498.248266] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 498.248285] Workqueue: hci1 hci_rx_work [ 498.248323] Call Trace: [ 498.248332] [ 498.248344] dump_stack_lvl+0xfa/0x120 [ 498.248374] sysfs_warn_dup+0x80/0xa0 [ 498.248413] sysfs_create_dir_ns+0x23b/0x2a0 [ 498.248463] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 498.248505] ? find_held_lock+0x2b/0x80 [ 498.248539] ? lock_release+0xc8/0x290 [ 498.248579] ? do_raw_spin_unlock+0x53/0x220 [ 498.248608] kobject_add_internal+0x24c/0x9a0 [ 498.248654] kobject_add+0x157/0x240 [ 498.248691] ? __pfx_kobject_add+0x10/0x10 [ 498.248722] ? lock_release+0xc8/0x290 [ 498.248760] ? do_raw_spin_unlock+0x53/0x220 [ 498.248784] ? kobject_put+0xaa/0x260 [ 498.248827] device_add+0x32d/0x1830 [ 498.248863] ? __pfx_device_add+0x10/0x10 [ 498.248898] ? hci_debugfs_create_conn+0x10f/0x240 [ 498.248937] ? mgmt_send_event_skb+0x2f3/0x460 [ 498.248976] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 498.249028] hci_conn_add_sysfs+0x117/0x1c0 [ 498.249066] le_conn_complete_evt+0x124b/0x1f60 [ 498.249109] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 498.249142] ? bt_warn+0xdb/0x120 [ 498.249164] ? __pfx_bt_warn+0x10/0x10 [ 498.249199] hci_le_conn_complete_evt+0x22a/0x2c0 [ 498.249240] hci_le_meta_evt+0x34b/0x530 [ 498.249268] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 498.249308] hci_event_packet+0x66c/0x10e0 [ 498.249342] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 498.249378] ? __pfx_hci_event_packet+0x10/0x10 [ 498.249410] ? mark_held_locks+0x49/0x80 [ 498.249460] hci_rx_work+0x96c/0x1270 [ 498.249501] process_one_work+0x8e1/0x19c0 [ 498.249551] ? __pfx_process_one_work+0x10/0x10 [ 498.249597] ? move_linked_works+0x172/0x270 [ 498.249658] ? assign_work+0x196/0x240 [ 498.249699] worker_thread+0x67e/0xe90 [ 498.249740] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 498.249792] ? __pfx_worker_thread+0x10/0x10 [ 498.249831] kthread+0x3c8/0x740 [ 498.249863] ? __pfx_kthread+0x10/0x10 [ 498.249890] ? ret_from_fork+0x23/0x470 [ 498.249913] ? lock_release+0xc8/0x290 [ 498.249948] ? __pfx_kthread+0x10/0x10 [ 498.249979] ret_from_fork+0x38b/0x470 [ 498.250004] ? __pfx_kthread+0x10/0x10 [ 498.250037] ret_from_fork_asm+0x1a/0x30 [ 498.250089] [ 498.282256] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 498.284372] Bluetooth: hci1: failed to register connection device [ 499.830554] Bluetooth: hci1: command 0x0406 tx timeout [ 499.832654] Bluetooth: hci2: command 0x0406 tx timeout [ 499.833087] Bluetooth: hci6: command 0x0406 tx timeout [ 501.878902] Bluetooth: hci1: command 0x0406 tx timeout [ 501.882227] Bluetooth: hci2: command 0x0406 tx timeout [ 501.882291] Bluetooth: hci6: command 0x0406 tx timeout [ 503.930270] Bluetooth: hci1: command 0x0406 tx timeout [ 503.931656] Bluetooth: hci6: command 0x0406 tx timeout [ 503.932694] Bluetooth: hci2: command 0x0406 tx timeout [ 505.974590] Bluetooth: hci2: command 0x0406 tx timeout 02:04:12 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x8, &(0x7f0000000000)={@mcast1}, 0x14) 02:04:12 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) syz_emit_vhci(&(0x7f0000000000)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x3, 0x0, 0x14}, @l2cap_cid_signaling={{0x10}, [@l2cap_conn_req={{0x2, 0x4, 0x4}, {0x100, 0x7fff}}, @l2cap_move_chan_cfm={{0x10, 0x3f, 0x4}, {0x800, 0xc29f}}]}}, 0x19) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:04:12 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x15}, {0x0, 0x3, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}]}}}, 0x18) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:04:12 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:04:12 executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x38, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @NL80211_ATTR_AUTH_TYPE={0x8}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x38}}, 0x0) sendmsg$ETHTOOL_MSG_COALESCE_GET(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000280)={&(0x7f0000000040)={0x20, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}]}]}, 0x20}}, 0x8000) syz_80211_inject_frame(&(0x7f00000002c0)=@device_b, &(0x7f0000000300)=@mgmt_frame=@probe_response={@wo_ht={{}, {}, @device_b, @device_a, @from_mac}, 0x0, @default, 0x1, @val={0x0, 0x6, @default_ap_ssid}, @val={0x1, 0x4, [{0x2, 0x1}, {0x4, 0x1}, {0xb, 0x1}, {}]}, @void, @void, @void, @void, @void, @void}, 0x32) syz_80211_inject_frame(&(0x7f00000003c0)=@device_b, &(0x7f0000000400)=ANY=[@ANYBLOB="b0000039cb9070a0b69700002a"], 0x1e) 02:04:12 executing program 5: ioctl$sock_TIOCOUTQ(0xffffffffffffffff, 0x5411, &(0x7f0000000000)) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x0, @none}}}, 0xb) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r0, &(0x7f00000001c0)=[{&(0x7f0000000080)='(', 0x1}, {&(0x7f0000000180)='U', 0x1}], 0x2, 0x0) ioctl$FIONREAD(r0, 0x541b, &(0x7f0000000040)) pipe(&(0x7f00000002c0)) sendmsg$NL80211_CMD_PROBE_MESH_LINK(r0, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x6c, 0x0, 0x800, 0x70bd2c, 0x25dfdbfb, {{}, {@void, @val={0xc, 0x99, {0x5, 0x4}}}}, [@NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}, @NL80211_ATTR_FRAME={0x14, 0x33, @ctrl_frame=@rts={{}, {0x20}, @device_a, @device_b}}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}, @NL80211_ATTR_FRAME={0x14, 0x33, @ctrl_frame=@pspoll={{}, @random=0x8, @from_mac=@device_b, @device_b}}]}, 0x6c}}, 0x8000) accept4$unix(0xffffffffffffffff, &(0x7f0000000080)=@abs, &(0x7f0000000100)=0x6e, 0x80000) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000040)=@HCI_EVENT_PKT={0x4, @hci_ev_conn_request={{0x4, 0xa}, {@any, "bcf0d4", 0x1}}}, 0xd) 02:04:12 executing program 1: syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) [ 506.560794] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 506.563368] debugfs: '0' already exists in 'hci2' [ 506.565850] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 506.567415] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.567459] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.567477] Workqueue: hci2 hci_rx_work [ 506.567515] Call Trace: [ 506.567525] [ 506.567537] dump_stack_lvl+0xfa/0x120 [ 506.567569] sysfs_warn_dup+0x80/0xa0 [ 506.567608] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.567646] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.567682] ? find_held_lock+0x2b/0x80 [ 506.567715] ? lock_release+0xc8/0x290 [ 506.567752] ? do_raw_spin_unlock+0x53/0x220 [ 506.567780] kobject_add_internal+0x24c/0x9a0 [ 506.567823] kobject_add+0x157/0x240 [ 506.567857] ? __pfx_kobject_add+0x10/0x10 [ 506.567889] ? lock_release+0xc8/0x290 [ 506.567927] ? do_raw_spin_unlock+0x53/0x220 [ 506.567953] ? kobject_put+0xaa/0x260 [ 506.568002] device_add+0x32d/0x1830 [ 506.568039] ? __pfx_device_add+0x10/0x10 [ 506.568070] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.568106] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.568136] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.568183] hci_conn_add_sysfs+0x117/0x1c0 [ 506.568223] le_conn_complete_evt+0x124b/0x1f60 [ 506.568267] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.568297] ? bt_warn+0xdb/0x120 [ 506.568323] ? __pfx_bt_warn+0x10/0x10 [ 506.568362] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.568404] hci_le_meta_evt+0x34b/0x530 [ 506.568432] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.568470] hci_event_packet+0x66c/0x10e0 [ 506.568503] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.568533] ? __pfx_hci_event_packet+0x10/0x10 [ 506.568568] ? mark_held_locks+0x49/0x80 [ 506.568619] hci_rx_work+0x96c/0x1270 [ 506.568664] process_one_work+0x8e1/0x19c0 [ 506.568720] ? __pfx_process_one_work+0x10/0x10 [ 506.568756] ? move_linked_works+0x172/0x270 [ 506.568807] ? assign_work+0x196/0x240 [ 506.568848] worker_thread+0x67e/0xe90 [ 506.568885] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.568933] ? __pfx_worker_thread+0x10/0x10 [ 506.568973] kthread+0x3c8/0x740 [ 506.569005] ? __pfx_kthread+0x10/0x10 [ 506.569036] ? ret_from_fork+0x23/0x470 [ 506.569063] ? lock_release+0xc8/0x290 [ 506.569101] ? __pfx_kthread+0x10/0x10 [ 506.569136] ret_from_fork+0x38b/0x470 [ 506.569159] ? __pfx_kthread+0x10/0x10 [ 506.569192] ret_from_fork_asm+0x1a/0x30 [ 506.569250] [ 506.610017] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.611929] Bluetooth: hci2: failed to register connection device [ 506.614819] Bluetooth: hci2: ACL packet for unknown connection handle 200 [ 506.616604] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 506.617894] debugfs: '0' already exists in 'hci2' [ 506.618922] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 506.620282] CPU: 1 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.620312] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.620327] Workqueue: hci2 hci_rx_work [ 506.620359] Call Trace: [ 506.620367] [ 506.620376] dump_stack_lvl+0xfa/0x120 [ 506.620402] sysfs_warn_dup+0x80/0xa0 [ 506.620435] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.620474] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.620504] ? find_held_lock+0x2b/0x80 [ 506.620532] ? lock_release+0xc8/0x290 [ 506.620563] ? do_raw_spin_unlock+0x53/0x220 [ 506.620587] kobject_add_internal+0x24c/0x9a0 [ 506.620622] kobject_add+0x157/0x240 [ 506.620651] ? __pfx_kobject_add+0x10/0x10 [ 506.620677] ? lock_release+0xc8/0x290 [ 506.620708] ? do_raw_spin_unlock+0x53/0x220 [ 506.620731] ? kobject_put+0xaa/0x260 [ 506.620770] device_add+0x32d/0x1830 [ 506.620799] ? __pfx_device_add+0x10/0x10 [ 506.620825] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.620855] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.620881] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.620919] hci_conn_add_sysfs+0x117/0x1c0 [ 506.620953] le_conn_complete_evt+0x124b/0x1f60 [ 506.620990] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.621014] ? bt_warn+0xdb/0x120 [ 506.621036] ? __pfx_bt_warn+0x10/0x10 [ 506.621068] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.621103] hci_le_meta_evt+0x34b/0x530 [ 506.621126] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.621158] hci_event_packet+0x66c/0x10e0 [ 506.621185] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.621211] ? __pfx_hci_event_packet+0x10/0x10 [ 506.621239] ? mark_held_locks+0x49/0x80 [ 506.621281] hci_rx_work+0x96c/0x1270 [ 506.621319] process_one_work+0x8e1/0x19c0 [ 506.621365] ? __pfx_process_one_work+0x10/0x10 [ 506.621395] ? move_linked_works+0x172/0x270 [ 506.621438] ? assign_work+0x196/0x240 [ 506.621472] worker_thread+0x67e/0xe90 [ 506.621503] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.621542] ? __pfx_worker_thread+0x10/0x10 [ 506.621575] kthread+0x3c8/0x740 [ 506.621603] ? __pfx_kthread+0x10/0x10 [ 506.621629] ? ret_from_fork+0x23/0x470 [ 506.621651] ? lock_release+0xc8/0x290 [ 506.621683] ? __pfx_kthread+0x10/0x10 [ 506.621714] ret_from_fork+0x38b/0x470 [ 506.621734] ? __pfx_kthread+0x10/0x10 [ 506.621762] ret_from_fork_asm+0x1a/0x30 [ 506.621811] [ 506.653547] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.655495] Bluetooth: hci2: failed to register connection device [ 506.656792] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 506.658049] debugfs: '201' already exists in 'hci1' [ 506.658928] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 506.660742] debugfs: '0' already exists in 'hci6' [ 506.661728] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 506.663154] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.663184] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.663199] Workqueue: hci6 hci_rx_work [ 506.663226] Call Trace: [ 506.663233] [ 506.663243] dump_stack_lvl+0xfa/0x120 [ 506.663267] sysfs_warn_dup+0x80/0xa0 [ 506.663298] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.663330] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.663360] ? find_held_lock+0x2b/0x80 [ 506.663386] ? lock_release+0xc8/0x290 [ 506.663418] ? do_raw_spin_unlock+0x53/0x220 [ 506.663441] kobject_add_internal+0x24c/0x9a0 [ 506.663483] kobject_add+0x157/0x240 [ 506.663512] ? __pfx_kobject_add+0x10/0x10 [ 506.663539] ? lock_release+0xc8/0x290 [ 506.663571] ? do_raw_spin_unlock+0x53/0x220 [ 506.663594] ? kobject_put+0xaa/0x260 [ 506.663635] device_add+0x32d/0x1830 [ 506.663663] ? __pfx_device_add+0x10/0x10 [ 506.663690] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.663721] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.663746] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.663786] hci_conn_add_sysfs+0x117/0x1c0 [ 506.663819] le_conn_complete_evt+0x124b/0x1f60 [ 506.663856] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.663882] ? bt_warn+0xdb/0x120 [ 506.663905] ? __pfx_bt_warn+0x10/0x10 [ 506.663938] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.663975] hci_le_meta_evt+0x34b/0x530 [ 506.663999] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.664031] hci_event_packet+0x66c/0x10e0 [ 506.664060] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.664087] ? __pfx_hci_event_packet+0x10/0x10 [ 506.664116] ? mark_held_locks+0x49/0x80 [ 506.664160] hci_rx_work+0x96c/0x1270 [ 506.664200] process_one_work+0x8e1/0x19c0 [ 506.664246] ? __pfx_process_one_work+0x10/0x10 [ 506.664279] ? move_linked_works+0x172/0x270 [ 506.664324] ? assign_work+0x196/0x240 [ 506.664360] worker_thread+0x67e/0xe90 [ 506.664392] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.664430] ? __pfx_worker_thread+0x10/0x10 [ 506.664463] kthread+0x3c8/0x740 [ 506.664491] ? __pfx_kthread+0x10/0x10 [ 506.664517] ? ret_from_fork+0x23/0x470 [ 506.664540] ? _raw_spin_unlock_irq+0x23/0x40 [ 506.664574] ? __pfx_kthread+0x10/0x10 [ 506.664603] ret_from_fork+0x38b/0x470 [ 506.664622] ? __pfx_kthread+0x10/0x10 [ 506.664650] ret_from_fork_asm+0x1a/0x30 [ 506.664697] [ 506.697976] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 506.698802] CPU: 0 UID: 0 PID: 294 Comm: kworker/u11:2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.698820] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.698831] Workqueue: hci1 hci_rx_work [ 506.698856] Call Trace: [ 506.698861] [ 506.698866] dump_stack_lvl+0xfa/0x120 [ 506.698885] sysfs_warn_dup+0x80/0xa0 [ 506.698907] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.698925] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.698942] ? find_held_lock+0x2b/0x80 [ 506.698959] ? lock_release+0xc8/0x290 [ 506.698977] ? do_raw_spin_unlock+0x53/0x220 [ 506.698990] kobject_add_internal+0x24c/0x9a0 [ 506.699010] kobject_add+0x157/0x240 [ 506.699037] ? __pfx_kobject_add+0x10/0x10 [ 506.699052] ? lock_release+0xc8/0x290 [ 506.699068] ? do_raw_spin_unlock+0x53/0x220 [ 506.699080] ? kobject_put+0xaa/0x260 [ 506.699102] device_add+0x32d/0x1830 [ 506.699120] ? __pfx_device_add+0x10/0x10 [ 506.699134] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.699153] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.699169] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.699190] hci_conn_add_sysfs+0x117/0x1c0 [ 506.699210] le_conn_complete_evt+0x124b/0x1f60 [ 506.699232] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.699245] ? bt_warn+0xdb/0x120 [ 506.699257] ? __pfx_bt_warn+0x10/0x10 [ 506.699275] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.699295] hci_le_meta_evt+0x34b/0x530 [ 506.699309] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.699327] hci_event_packet+0x66c/0x10e0 [ 506.699342] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.699356] ? __pfx_hci_event_packet+0x10/0x10 [ 506.699371] ? mark_held_locks+0x49/0x80 [ 506.699395] hci_rx_work+0x96c/0x1270 [ 506.699415] process_one_work+0x8e1/0x19c0 [ 506.699447] ? __pfx_process_one_work+0x10/0x10 [ 506.699463] ? move_linked_works+0x172/0x270 [ 506.699489] ? assign_work+0x196/0x240 [ 506.699507] worker_thread+0x67e/0xe90 [ 506.699525] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.699549] ? __pfx_worker_thread+0x10/0x10 [ 506.699567] kthread+0x3c8/0x740 [ 506.699583] ? __pfx_kthread+0x10/0x10 [ 506.699597] ? ret_from_fork+0x23/0x470 [ 506.699611] ? lock_release+0xc8/0x290 [ 506.699628] ? __pfx_kthread+0x10/0x10 [ 506.699644] ret_from_fork+0x38b/0x470 [ 506.699655] ? __pfx_kthread+0x10/0x10 [ 506.699668] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.699670] ret_from_fork_asm+0x1a/0x30 [ 506.699699] [ 506.699746] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.702860] Bluetooth: hci6: failed to register connection device [ 506.703053] Bluetooth: hci1: failed to register connection device [ 506.703999] Bluetooth: hci2: ACL packet for unknown connection handle 200 [ 506.756560] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium 02:04:12 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) r0 = shmget$private(0x0, 0x5000, 0x1800, &(0x7f0000ffb000/0x5000)=nil) r1 = shmget$private(0x0, 0x5000, 0x1800, &(0x7f0000ffb000/0x5000)=nil) shmat(r1, &(0x7f0000400000/0xc00000)=nil, 0x5000) shmctl$SHM_STAT(r1, 0xd, &(0x7f0000000240)=""/4096) shmat(r0, &(0x7f0000400000/0xc00000)=nil, 0x5000) shmat(r0, &(0x7f0000ffc000/0x3000)=nil, 0x1000) 02:04:12 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x7ff, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0xc9, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:04:12 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x0, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0x0, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:04:12 executing program 3: r0 = shmat(0x0, &(0x7f0000ffd000/0x2000)=nil, 0x0) shmdt(r0) r1 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r1) r2 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r2) r3 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(0x0) r4 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r4) r5 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r5) r6 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r6) syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYRES64, @ANYRESDEC=r4, @ANYRES64=r1, @ANYRESDEC=r4, @ANYRES64=r5, @ANYRESHEX=r3], 0xfffffffffffffce9) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) shmdt(0x0) r7 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r7) 02:04:12 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0xb, &(0x7f0000000000)={@mcast1}, 0x14) 02:04:12 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000540)=ANY=[@ANYBLOB="0407ff81aaaaaaaaaa1221677517d436b210ce23db4a405ffad8ff2e6a6702f6bd4240b559d81e5e186250f30d1123118f56f714eb724ea19d4a7cf5b3e6743b9c1eb3cb853e1dfd61fdc435ac2fee58aff2909020a324ab006c9150e0d33d4c40370aa65a40466a648b0b36d01188bd3bbf2bc1b6aebde5a60b96618e1ca45052665e55925d2e67e80951c70996834f9b9a3b2b6af371ac1b82e20b8dcdd179f1ed1f0526879c278b3fadc8d4f95ed88d71c7204a59805cfb87eb1f347fc4db27cc981f191170a19a03d983927fb20a0b3d8c1cfc5833847e7d1aace89f54b577364f8d8af72cd892f8d65abe3e265a74bf95469769379835dc8d5e5933f23654d00ca9197dc156b7796471f05f118582a1911351d63815dc99abaa56a3113c41e18ccc82ac1e53eeed2e96d77b180000000000000000000000002c555dc9a61db8a3ffcebd4a28ded0392a42f1ef72dfcdd2b05f6ed9465d67d721c61f5c455da45298ea40bc93d393f0513e78c73a96e339d1c6858254520203fdc5500bd0a397e34c75cd5199aff9503f1bd680acf6848cc9caf8db851d8e4f9d5ff32695a8d8f1d4a71bf8ae2efbd29c18ef482fb64f71e044ee02d54ea8bd32fd72c2625823bc97975f8843669e5fab3ed17eb44b0860f7bd52e88125fc341314dd987ca4c1b3c2d10733bbd3065d46d6b3a4ca191b4e236809f4983b553493affe2f422bf69024c48cde0627d460800bc235e7534702312fc43ff04c359925a44987c3b351e6b1dcd4152200bb36ad2e9e2cccb529e1a8dbd8d1ff3d570ae491432a947cb6ecdb7f490f1d450079992f45d23020c5f1"], 0x102) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) 02:04:12 executing program 5: finit_module(0xffffffffffffffff, &(0x7f0000000040)='\x00', 0x3) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) syz_emit_vhci(0x0, 0x52) [ 506.803396] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 506.816284] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 506.817928] debugfs: '201' already exists in 'hci1' [ 506.819697] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 506.821298] CPU: 1 UID: 0 PID: 4449 Comm: kworker/u11:7 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.821330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.821345] Workqueue: hci1 hci_rx_work [ 506.821379] Call Trace: [ 506.821386] [ 506.821396] dump_stack_lvl+0xfa/0x120 [ 506.821423] sysfs_warn_dup+0x80/0xa0 [ 506.821474] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.821506] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.821536] ? find_held_lock+0x2b/0x80 [ 506.821565] ? lock_release+0xc8/0x290 [ 506.821597] ? do_raw_spin_unlock+0x53/0x220 [ 506.821621] kobject_add_internal+0x24c/0x9a0 [ 506.821657] kobject_add+0x157/0x240 [ 506.821685] ? __pfx_kobject_add+0x10/0x10 [ 506.821711] ? lock_release+0xc8/0x290 [ 506.821743] ? do_raw_spin_unlock+0x53/0x220 [ 506.821764] ? kobject_put+0xaa/0x260 [ 506.821803] device_add+0x32d/0x1830 [ 506.821833] ? __pfx_device_add+0x10/0x10 [ 506.821859] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.821890] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.821916] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.821954] hci_conn_add_sysfs+0x117/0x1c0 [ 506.821988] le_conn_complete_evt+0x124b/0x1f60 [ 506.822029] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.822065] ? bt_warn+0xdb/0x120 [ 506.822093] ? __pfx_bt_warn+0x10/0x10 [ 506.822135] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.822179] hci_le_meta_evt+0x34b/0x530 [ 506.822203] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.822235] hci_event_packet+0x66c/0x10e0 [ 506.822263] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.822288] ? __pfx_hci_event_packet+0x10/0x10 [ 506.822317] ? mark_held_locks+0x49/0x80 [ 506.822359] hci_rx_work+0x96c/0x1270 [ 506.822397] process_one_work+0x8e1/0x19c0 [ 506.822444] ? __pfx_process_one_work+0x10/0x10 [ 506.822474] ? move_linked_works+0x172/0x270 [ 506.822518] ? assign_work+0x196/0x240 [ 506.822551] worker_thread+0x67e/0xe90 [ 506.822583] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.822623] ? __pfx_worker_thread+0x10/0x10 [ 506.822655] kthread+0x3c8/0x740 [ 506.822683] ? __pfx_kthread+0x10/0x10 [ 506.822709] ? ret_from_fork+0x23/0x470 [ 506.822733] ? _raw_spin_unlock_irq+0x23/0x40 [ 506.822767] ? __pfx_kthread+0x10/0x10 [ 506.822796] ret_from_fork+0x38b/0x470 [ 506.822815] ? __pfx_kthread+0x10/0x10 [ 506.822843] ret_from_fork_asm+0x1a/0x30 [ 506.822891] [ 506.854608] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.856706] Bluetooth: hci1: failed to register connection device [ 506.856907] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 506.858419] debugfs: '0' already exists in 'hci2' [ 506.859091] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 506.859828] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.859846] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.859856] Workqueue: hci2 hci_rx_work [ 506.859881] Call Trace: [ 506.859886] [ 506.859891] dump_stack_lvl+0xfa/0x120 [ 506.859909] sysfs_warn_dup+0x80/0xa0 [ 506.859931] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.859948] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.859965] ? find_held_lock+0x2b/0x80 [ 506.859982] ? lock_release+0xc8/0x290 [ 506.860000] ? do_raw_spin_unlock+0x53/0x220 [ 506.860014] kobject_add_internal+0x24c/0x9a0 [ 506.860034] kobject_add+0x157/0x240 [ 506.860050] ? __pfx_kobject_add+0x10/0x10 [ 506.860065] ? lock_release+0xc8/0x290 [ 506.860082] ? do_raw_spin_unlock+0x53/0x220 [ 506.860094] ? kobject_put+0xaa/0x260 [ 506.860115] device_add+0x32d/0x1830 [ 506.860133] ? __pfx_device_add+0x10/0x10 [ 506.860147] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.860167] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.860183] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.860204] hci_conn_add_sysfs+0x117/0x1c0 [ 506.860224] le_conn_complete_evt+0x124b/0x1f60 [ 506.860245] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.860259] ? bt_warn+0xdb/0x120 [ 506.860271] ? __pfx_bt_warn+0x10/0x10 [ 506.860288] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.860307] hci_le_meta_evt+0x34b/0x530 [ 506.860322] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.860340] hci_event_packet+0x66c/0x10e0 [ 506.860354] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.860368] ? __pfx_hci_event_packet+0x10/0x10 [ 506.860384] ? mark_held_locks+0x49/0x80 [ 506.860408] hci_rx_work+0x96c/0x1270 [ 506.860428] process_one_work+0x8e1/0x19c0 [ 506.860460] ? __pfx_process_one_work+0x10/0x10 [ 506.860477] ? move_linked_works+0x172/0x270 [ 506.860502] ? assign_work+0x196/0x240 [ 506.860520] worker_thread+0x67e/0xe90 [ 506.860537] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.860560] ? __pfx_worker_thread+0x10/0x10 [ 506.860578] kthread+0x3c8/0x740 [ 506.860595] ? __pfx_kthread+0x10/0x10 [ 506.860609] ? ret_from_fork+0x23/0x470 [ 506.860622] ? lock_release+0xc8/0x290 [ 506.860640] ? __pfx_kthread+0x10/0x10 [ 506.860656] ret_from_fork+0x38b/0x470 [ 506.860666] ? __pfx_kthread+0x10/0x10 [ 506.860681] ret_from_fork_asm+0x1a/0x30 [ 506.860709] [ 506.878533] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.879617] Bluetooth: hci2: failed to register connection device [ 506.880228] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 506.880944] debugfs: '0' already exists in 'hci6' [ 506.881538] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 506.882226] CPU: 0 UID: 0 PID: 310 Comm: kworker/u11:6 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.882242] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.882250] Workqueue: hci6 hci_rx_work [ 506.882265] Call Trace: [ 506.882269] [ 506.882275] dump_stack_lvl+0xfa/0x120 [ 506.882289] sysfs_warn_dup+0x80/0xa0 [ 506.882306] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.882323] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.882341] ? find_held_lock+0x2b/0x80 [ 506.882357] ? lock_release+0xc8/0x290 [ 506.882375] ? do_raw_spin_unlock+0x53/0x220 [ 506.882392] kobject_add_internal+0x24c/0x9a0 [ 506.882412] kobject_add+0x157/0x240 [ 506.882428] ? __pfx_kobject_add+0x10/0x10 [ 506.882447] ? lock_release+0xc8/0x290 [ 506.882466] ? do_raw_spin_unlock+0x53/0x220 [ 506.882478] ? kobject_put+0xaa/0x260 [ 506.882499] device_add+0x32d/0x1830 [ 506.882515] ? __pfx_device_add+0x10/0x10 [ 506.882531] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.882550] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.882566] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.882589] hci_conn_add_sysfs+0x117/0x1c0 [ 506.882607] le_conn_complete_evt+0x124b/0x1f60 [ 506.882628] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.882643] ? bt_warn+0xdb/0x120 [ 506.882654] ? __pfx_bt_warn+0x10/0x10 [ 506.882673] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.882694] hci_le_meta_evt+0x34b/0x530 [ 506.882707] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.882724] hci_event_packet+0x66c/0x10e0 [ 506.882739] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.882753] ? __pfx_hci_event_packet+0x10/0x10 [ 506.882769] ? mark_held_locks+0x49/0x80 [ 506.882792] hci_rx_work+0x96c/0x1270 [ 506.882813] process_one_work+0x8e1/0x19c0 [ 506.882838] ? __pfx_process_one_work+0x10/0x10 [ 506.882855] ? move_linked_works+0x172/0x270 [ 506.882879] ? assign_work+0x196/0x240 [ 506.882897] worker_thread+0x67e/0xe90 [ 506.882914] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.882936] ? __pfx_worker_thread+0x10/0x10 [ 506.882954] kthread+0x3c8/0x740 [ 506.882969] ? __pfx_kthread+0x10/0x10 [ 506.882983] ? ret_from_fork+0x23/0x470 [ 506.882995] ? lock_release+0xc8/0x290 [ 506.883013] ? __pfx_kthread+0x10/0x10 [ 506.883041] ret_from_fork+0x38b/0x470 [ 506.883053] ? __pfx_kthread+0x10/0x10 [ 506.883069] ret_from_fork_asm+0x1a/0x30 [ 506.883096] [ 506.902019] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.903802] Bluetooth: hci6: failed to register connection device [ 506.904807] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 506.905632] debugfs: '0' already exists in 'hci2' [ 506.906197] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 506.907054] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 506.907070] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 506.907078] Workqueue: hci2 hci_rx_work [ 506.907094] Call Trace: [ 506.907098] [ 506.907103] dump_stack_lvl+0xfa/0x120 [ 506.907115] sysfs_warn_dup+0x80/0xa0 [ 506.907132] sysfs_create_dir_ns+0x23b/0x2a0 [ 506.907149] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 506.907165] ? find_held_lock+0x2b/0x80 [ 506.907180] ? lock_release+0xc8/0x290 [ 506.907197] ? do_raw_spin_unlock+0x53/0x220 [ 506.907210] kobject_add_internal+0x24c/0x9a0 [ 506.907229] kobject_add+0x157/0x240 [ 506.907244] ? __pfx_kobject_add+0x10/0x10 [ 506.907259] ? lock_release+0xc8/0x290 [ 506.907275] ? do_raw_spin_unlock+0x53/0x220 [ 506.907287] ? kobject_put+0xaa/0x260 [ 506.907308] device_add+0x32d/0x1830 [ 506.907323] ? __pfx_device_add+0x10/0x10 [ 506.907337] ? hci_debugfs_create_conn+0x10f/0x240 [ 506.907353] ? mgmt_send_event_skb+0x2f3/0x460 [ 506.907367] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 506.907388] hci_conn_add_sysfs+0x117/0x1c0 [ 506.907406] le_conn_complete_evt+0x124b/0x1f60 [ 506.907426] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 506.907444] ? bt_warn+0xdb/0x120 [ 506.907456] ? __pfx_bt_warn+0x10/0x10 [ 506.907473] hci_le_conn_complete_evt+0x22a/0x2c0 [ 506.907497] hci_le_meta_evt+0x34b/0x530 [ 506.907510] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 506.907527] hci_event_packet+0x66c/0x10e0 [ 506.907543] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 506.907556] ? __pfx_hci_event_packet+0x10/0x10 [ 506.907572] ? mark_held_locks+0x49/0x80 [ 506.907595] hci_rx_work+0x96c/0x1270 [ 506.907616] process_one_work+0x8e1/0x19c0 [ 506.907640] ? __pfx_process_one_work+0x10/0x10 [ 506.907656] ? move_linked_works+0x172/0x270 [ 506.907680] ? assign_work+0x196/0x240 [ 506.907698] worker_thread+0x67e/0xe90 [ 506.907715] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 506.907736] ? __pfx_worker_thread+0x10/0x10 [ 506.907753] kthread+0x3c8/0x740 [ 506.907768] ? __pfx_kthread+0x10/0x10 [ 506.907782] ? ret_from_fork+0x23/0x470 [ 506.907793] ? lock_release+0xc8/0x290 [ 506.907810] ? __pfx_kthread+0x10/0x10 [ 506.907826] ret_from_fork+0x38b/0x470 [ 506.907837] ? __pfx_kthread+0x10/0x10 [ 506.907853] ret_from_fork_asm+0x1a/0x30 [ 506.907878] [ 506.925878] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 506.927046] Bluetooth: hci2: failed to register connection device 02:04:12 executing program 1: syz_emit_vhci(&(0x7f0000000200)=ANY=[@ANYBLOB="02c860100003229bf48d447853539e6b05c0af8b001f00b2400400"], 0xffffffffffffffc6) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000080)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(&(0x7f0000000100)=@HCI_EVENT_PKT={0x4, @hci_ev_simple_pair_complete={{0x36, 0x7}, {0x8, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}}}, 0xa) syz_emit_vhci(&(0x7f00000000c0)=@HCI_VENDOR_PKT={0xff, 0x40}, 0x2) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x2, 0x3, 0x12}, @l2cap_cid_le_signaling={{0xe}, @l2cap_ecred_conn_req={{0x17, 0x6, 0xa}, {0x0, 0x1, 0x2, 0x2, [0x18a]}}}}, 0x17) syz_emit_vhci(&(0x7f00000001c0)=@HCI_SCODATA_PKT={0x3, {0xc8}}, 0x4) syz_emit_vhci(&(0x7f0000000180)=@HCI_VENDOR_PKT={0xff, 0x80}, 0x2) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:04:12 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:04:12 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x0, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0x0, 0x3, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) [ 507.074066] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 507.075041] debugfs: '201' already exists in 'hci1' [ 507.075740] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 507.076480] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 507.076497] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 507.076506] Workqueue: hci1 hci_rx_work [ 507.076529] Call Trace: [ 507.076534] [ 507.076539] dump_stack_lvl+0xfa/0x120 [ 507.076558] sysfs_warn_dup+0x80/0xa0 [ 507.076578] sysfs_create_dir_ns+0x23b/0x2a0 [ 507.076596] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 507.076612] ? find_held_lock+0x2b/0x80 [ 507.076629] ? lock_release+0xc8/0x290 [ 507.076646] ? do_raw_spin_unlock+0x53/0x220 [ 507.076659] kobject_add_internal+0x24c/0x9a0 [ 507.076680] kobject_add+0x157/0x240 [ 507.076695] ? __pfx_kobject_add+0x10/0x10 [ 507.076710] ? lock_release+0xc8/0x290 [ 507.076727] ? do_raw_spin_unlock+0x53/0x220 [ 507.076739] ? kobject_put+0xaa/0x260 [ 507.076760] device_add+0x32d/0x1830 [ 507.076778] ? __pfx_device_add+0x10/0x10 [ 507.076792] ? hci_debugfs_create_conn+0x10f/0x240 [ 507.076810] ? mgmt_send_event_skb+0x2f3/0x460 [ 507.076825] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 507.076846] hci_conn_add_sysfs+0x117/0x1c0 02:04:12 executing program 3: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d01"], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(0x0, 0x0) shmdt(0x0) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) setregid(0x0, 0x0) getpid() msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000000)={{0x3, 0x0, 0x0, 0xee01, 0xffffffffffffffff, 0x8, 0x9}, 0x0, 0x0, 0x3ff, 0x1, 0x7, 0x54d, 0x2, 0x9, 0x2, 0x81}) newfstatat(0xffffffffffffff9c, 0x0, &(0x7f0000002640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x1100) setresuid(0x0, r1, 0x0) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f00000085c0)={0x0, 0x0, 0x0}, &(0x7f0000008600)=0xc) setregid(r4, 0x0) r5 = getpid() msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000000)={{0x3, r1, r4, 0xee01, 0xffffffffffffffff, 0x8, 0x9}, 0x0, 0x0, 0x7, 0x1, 0x5fe2, 0x54d, 0x2, 0x9, 0x2, 0x81, r5}) getgroups(0x40000000000001b4, &(0x7f0000000000)=[0x0, r4, r2]) shmctl$IPC_SET(0x0, 0x1, &(0x7f0000000140)={{0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x6}, 0x9, 0x3, 0x5, 0x9, 0x0, 0xffffffffffffffff, 0x8}) shmdt(r0) syz_emit_vhci(&(0x7f0000000080)=@HCI_ACLDATA_PKT={0x2, {0xc8, 0x2, 0x0, 0xa}, @l2cap_cid_le_signaling={{0x6}, @l2cap_conn_param_update_rsp={{0x13, 0x3f, 0x2}, {0x20}}}}, 0xf) 02:04:12 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x10, &(0x7f0000000000)={@mcast1}, 0x14) [ 507.076865] le_conn_complete_evt+0x124b/0x1f60 [ 507.076886] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 507.076900] ? bt_warn+0xdb/0x120 [ 507.076912] ? __pfx_bt_warn+0x10/0x10 [ 507.076932] hci_le_conn_complete_evt+0x22a/0x2c0 [ 507.076954] hci_le_meta_evt+0x34b/0x530 [ 507.076968] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 507.076986] hci_event_packet+0x66c/0x10e0 [ 507.077001] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 507.077015] ? __pfx_hci_event_packet+0x10/0x10 [ 507.077030] ? mark_held_locks+0x49/0x80 [ 507.077053] hci_rx_work+0x96c/0x1270 [ 507.077074] process_one_work+0x8e1/0x19c0 [ 507.077100] ? __pfx_process_one_work+0x10/0x10 [ 507.077117] ? move_linked_works+0x172/0x270 [ 507.077141] ? assign_work+0x196/0x240 [ 507.077160] worker_thread+0x67e/0xe90 [ 507.077176] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 507.077199] ? __pfx_worker_thread+0x10/0x10 [ 507.077218] kthread+0x3c8/0x740 [ 507.077233] ? __pfx_kthread+0x10/0x10 [ 507.077248] ? ret_from_fork+0x23/0x470 [ 507.077260] ? lock_release+0xc8/0x290 [ 507.077277] ? __pfx_kthread+0x10/0x10 [ 507.077293] ret_from_fork+0x38b/0x470 [ 507.077304] ? __pfx_kthread+0x10/0x10 [ 507.077319] ret_from_fork_asm+0x1a/0x30 [ 507.077346] [ 507.077368] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 507.097848] Bluetooth: hci1: failed to register connection device [ 507.130720] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium 02:04:12 executing program 4: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_VENDOR_PKT, 0x2) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000040)=@HCI_VENDOR_PKT={0xff, 0x1}, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) [ 507.152170] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 507.153204] debugfs: '0' already exists in 'hci6' [ 507.153814] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 507.154521] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 507.154538] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 507.154547] Workqueue: hci6 hci_rx_work [ 507.154564] Call Trace: [ 507.154569] [ 507.154574] dump_stack_lvl+0xfa/0x120 [ 507.154588] sysfs_warn_dup+0x80/0xa0 [ 507.154607] sysfs_create_dir_ns+0x23b/0x2a0 [ 507.154624] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 507.154640] ? find_held_lock+0x2b/0x80 [ 507.154656] ? lock_release+0xc8/0x290 [ 507.154673] ? do_raw_spin_unlock+0x53/0x220 [ 507.154686] kobject_add_internal+0x24c/0x9a0 [ 507.154705] kobject_add+0x157/0x240 [ 507.154721] ? __pfx_kobject_add+0x10/0x10 [ 507.154735] ? lock_release+0xc8/0x290 [ 507.154752] ? do_raw_spin_unlock+0x53/0x220 [ 507.154764] ? kobject_put+0xaa/0x260 [ 507.154786] device_add+0x32d/0x1830 [ 507.154802] ? __pfx_device_add+0x10/0x10 [ 507.154816] ? hci_debugfs_create_conn+0x10f/0x240 [ 507.154833] ? mgmt_send_event_skb+0x2f3/0x460 [ 507.154847] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 507.154868] hci_conn_add_sysfs+0x117/0x1c0 [ 507.154886] le_conn_complete_evt+0x124b/0x1f60 [ 507.154906] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 507.154919] ? bt_warn+0xdb/0x120 [ 507.154931] ? __pfx_bt_warn+0x10/0x10 [ 507.154949] hci_le_conn_complete_evt+0x22a/0x2c0 [ 507.154968] hci_le_meta_evt+0x34b/0x530 [ 507.154981] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 507.154998] hci_event_packet+0x66c/0x10e0 [ 507.155013] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 507.155037] ? __pfx_hci_event_packet+0x10/0x10 [ 507.155053] ? mark_held_locks+0x49/0x80 [ 507.155076] hci_rx_work+0x96c/0x1270 [ 507.155097] process_one_work+0x8e1/0x19c0 [ 507.155122] ? __pfx_process_one_work+0x10/0x10 [ 507.155138] ? move_linked_works+0x172/0x270 [ 507.155162] ? assign_work+0x196/0x240 [ 507.155180] worker_thread+0x67e/0xe90 [ 507.155197] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 507.155219] ? __pfx_worker_thread+0x10/0x10 [ 507.155237] kthread+0x3c8/0x740 [ 507.155252] ? __pfx_kthread+0x10/0x10 [ 507.155266] ? ret_from_fork+0x23/0x470 [ 507.155277] ? lock_release+0xc8/0x290 [ 507.155294] ? __pfx_kthread+0x10/0x10 [ 507.155310] ret_from_fork+0x38b/0x470 [ 507.155320] ? __pfx_kthread+0x10/0x10 [ 507.155335] ret_from_fork_asm+0x1a/0x30 [ 507.155361] [ 507.155383] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 507.174396] Bluetooth: hci6: failed to register connection device [ 507.175058] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 507.175693] Bluetooth: hci0: SCO packet for unknown connection handle 200 [ 507.201677] Bluetooth: hci0: ACL packet for unknown connection handle 200 [ 507.212590] Bluetooth: hci0: SCO packet for unknown connection handle 200 [ 507.245830] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 507.247404] debugfs: '0' already exists in 'hci2' [ 507.248008] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 507.248704] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 507.248720] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 507.248729] Workqueue: hci2 hci_rx_work [ 507.248746] Call Trace: [ 507.248751] [ 507.248756] dump_stack_lvl+0xfa/0x120 [ 507.248771] sysfs_warn_dup+0x80/0xa0 [ 507.248789] sysfs_create_dir_ns+0x23b/0x2a0 [ 507.248806] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 507.248822] ? find_held_lock+0x2b/0x80 [ 507.248837] ? lock_release+0xc8/0x290 [ 507.248854] ? do_raw_spin_unlock+0x53/0x220 [ 507.248868] kobject_add_internal+0x24c/0x9a0 [ 507.248887] kobject_add+0x157/0x240 [ 507.248902] ? __pfx_kobject_add+0x10/0x10 [ 507.248917] ? lock_release+0xc8/0x290 [ 507.248934] ? do_raw_spin_unlock+0x53/0x220 [ 507.248946] ? kobject_put+0xaa/0x260 [ 507.248967] device_add+0x32d/0x1830 [ 507.248982] ? __pfx_device_add+0x10/0x10 [ 507.248996] ? hci_debugfs_create_conn+0x10f/0x240 [ 507.249013] ? mgmt_send_event_skb+0x2f3/0x460 [ 507.249027] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 507.249048] hci_conn_add_sysfs+0x117/0x1c0 [ 507.249066] le_conn_complete_evt+0x124b/0x1f60 [ 507.249086] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 507.249100] ? bt_warn+0xdb/0x120 [ 507.249111] ? __pfx_bt_warn+0x10/0x10 [ 507.249129] hci_le_conn_complete_evt+0x22a/0x2c0 [ 507.249148] hci_le_meta_evt+0x34b/0x530 [ 507.249161] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 507.249178] hci_event_packet+0x66c/0x10e0 [ 507.249193] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 507.249207] ? __pfx_hci_event_packet+0x10/0x10 [ 507.249223] ? mark_held_locks+0x49/0x80 [ 507.249246] hci_rx_work+0x96c/0x1270 [ 507.249266] process_one_work+0x8e1/0x19c0 [ 507.249291] ? __pfx_process_one_work+0x10/0x10 [ 507.249307] ? move_linked_works+0x172/0x270 [ 507.249331] ? assign_work+0x196/0x240 [ 507.249349] worker_thread+0x67e/0xe90 [ 507.249366] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 507.249388] ? __pfx_worker_thread+0x10/0x10 [ 507.249405] kthread+0x3c8/0x740 [ 507.249420] ? __pfx_kthread+0x10/0x10 [ 507.249435] ? ret_from_fork+0x23/0x470 [ 507.249450] ? lock_release+0xc8/0x290 [ 507.249467] ? __pfx_kthread+0x10/0x10 [ 507.249483] ret_from_fork+0x38b/0x470 [ 507.249494] ? __pfx_kthread+0x10/0x10 [ 507.249509] ret_from_fork_asm+0x1a/0x30 [ 507.249534] [ 507.267196] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 507.268379] Bluetooth: hci2: failed to register connection device [ 507.269347] Bluetooth: hci2: ACL packet for unknown connection handle 200 [ 507.271644] Bluetooth: hci2: unexpected subevent 0x01 length: 28 > 18 [ 507.272337] debugfs: '0' already exists in 'hci2' [ 507.273043] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:0' [ 507.273850] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 507.273865] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 507.273873] Workqueue: hci2 hci_rx_work [ 507.273887] Call Trace: [ 507.273892] [ 507.273897] dump_stack_lvl+0xfa/0x120 [ 507.273909] sysfs_warn_dup+0x80/0xa0 [ 507.273926] sysfs_create_dir_ns+0x23b/0x2a0 [ 507.273943] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 507.273959] ? find_held_lock+0x2b/0x80 [ 507.273973] ? lock_release+0xc8/0x290 [ 507.273990] ? do_raw_spin_unlock+0x53/0x220 [ 507.274003] kobject_add_internal+0x24c/0x9a0 [ 507.274022] kobject_add+0x157/0x240 [ 507.274038] ? __pfx_kobject_add+0x10/0x10 [ 507.274052] ? lock_release+0xc8/0x290 [ 507.274070] ? do_raw_spin_unlock+0x53/0x220 [ 507.274081] ? kobject_put+0xaa/0x260 [ 507.274102] device_add+0x32d/0x1830 [ 507.274117] ? __pfx_device_add+0x10/0x10 [ 507.274131] ? hci_debugfs_create_conn+0x10f/0x240 [ 507.274147] ? mgmt_send_event_skb+0x2f3/0x460 [ 507.274160] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 507.274181] hci_conn_add_sysfs+0x117/0x1c0 [ 507.274199] le_conn_complete_evt+0x124b/0x1f60 [ 507.274218] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 507.274232] ? bt_warn+0xdb/0x120 [ 507.274244] ? __pfx_bt_warn+0x10/0x10 [ 507.274262] hci_le_conn_complete_evt+0x22a/0x2c0 [ 507.274281] hci_le_meta_evt+0x34b/0x530 [ 507.274293] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 507.274310] hci_event_packet+0x66c/0x10e0 [ 507.274325] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 507.274339] ? __pfx_hci_event_packet+0x10/0x10 [ 507.274354] ? mark_held_locks+0x49/0x80 [ 507.274377] hci_rx_work+0x96c/0x1270 [ 507.274397] process_one_work+0x8e1/0x19c0 [ 507.274422] ? __pfx_process_one_work+0x10/0x10 [ 507.274438] ? move_linked_works+0x172/0x270 [ 507.274466] ? assign_work+0x196/0x240 [ 507.274484] worker_thread+0x67e/0xe90 [ 507.274501] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 507.274521] ? __pfx_worker_thread+0x10/0x10 [ 507.274539] kthread+0x3c8/0x740 [ 507.274554] ? __pfx_kthread+0x10/0x10 [ 507.274568] ? ret_from_fork+0x23/0x470 [ 507.274579] ? lock_release+0xc8/0x290 [ 507.274596] ? __pfx_kthread+0x10/0x10 [ 507.274611] ret_from_fork+0x38b/0x470 [ 507.274622] ? __pfx_kthread+0x10/0x10 [ 507.274637] ret_from_fork_asm+0x1a/0x30 [ 507.274662] [ 507.292622] kobject: kobject_add_internal failed for hci2:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 507.293823] Bluetooth: hci2: failed to register connection device [ 508.662594] Bluetooth: hci7: command 0x0406 tx timeout [ 508.726651] Bluetooth: hci1: command 0x0406 tx timeout [ 508.790566] Bluetooth: hci6: command 0x0406 tx timeout [ 508.791633] Bluetooth: hci2: command 0x0406 tx timeout [ 510.710650] Bluetooth: hci7: command 0x0406 tx timeout [ 510.774724] Bluetooth: hci1: command 0x0406 tx timeout [ 510.838683] Bluetooth: hci6: command 0x0406 tx timeout [ 510.839822] Bluetooth: hci2: command 0x0406 tx timeout [ 512.822580] Bluetooth: hci1: command 0x0406 tx timeout [ 512.886594] Bluetooth: hci6: command 0x0406 tx timeout [ 512.887521] Bluetooth: hci2: command 0x0406 tx timeout [ 514.934523] Bluetooth: hci2: command 0x0406 tx timeout 02:04:22 executing program 2: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000000)=@HCI_EVENT_PKT={0x4, @hci_ev_num_comp_blocks={{0x48, 0x1b}, {0x0, 0x4, [{0x1, 0xffff, 0x8}, {0xb2756bf75e43b82a, 0x9, 0x2}, {0xc8, 0x40, 0xfff}, {0x0, 0x0, 0x8}]}}}, 0x1e) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRESDEC, @ANYRESDEC=r0, @ANYRESOCT, @ANYRESDEC], 0xb5) 02:04:22 executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x38, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @NL80211_ATTR_AUTH_TYPE={0x8}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x38}}, 0x0) sendmsg$ETHTOOL_MSG_COALESCE_GET(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000280)={&(0x7f0000000040)={0x20, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}]}]}, 0x20}}, 0x8000) syz_80211_inject_frame(&(0x7f00000002c0)=@device_b, &(0x7f0000000300)=@mgmt_frame=@probe_response={@wo_ht={{}, {}, @device_b, @device_a, @from_mac}, 0x0, @default, 0x1, @val={0x0, 0x6, @default_ap_ssid}, @val={0x1, 0x4, [{0x2, 0x1}, {0x4, 0x1}, {0xb, 0x1}, {}]}, @void, @void, @void, @void, @void, @void}, 0x32) syz_80211_inject_frame(&(0x7f00000003c0)=@device_b, &(0x7f0000000400)=ANY=[@ANYBLOB="b0000039cb9070a0b69700002a"], 0x1e) 02:04:22 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0x51) syz_emit_vhci(0x0, 0x52) 02:04:22 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x11, &(0x7f0000000000)={@mcast1}, 0x14) 02:04:22 executing program 0: syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="043e1d0100c900"], 0x20) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}, {0x2, @any, 0x5}}}, 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYBLOB="02c9504d00490001000ba8450003000520ef952e523942572ae8f33cbbbc89ffbd1e896f5718eedd2b2fdf76ad373ae09a8d3cb541e3dd7c5e747201b882dd4e21d5f14e4ea50a5f034e9270fcf6ee98e7c9"], 0x52) syz_emit_vhci(&(0x7f00000001c0)=@HCI_VENDOR_PKT, 0x2) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) 02:04:22 executing program 3: r0 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r0) syz_emit_vhci(&(0x7f00000000c0)=ANY=[], 0x20) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000040)=@HCI_SCODATA_PKT={0x3, {0xc8}, "fa4f29ea85df857f84d7c293ad1a1ea5b283ff8659226b1051c0c0fae43b48a4e69adbe6203c64a1ad62a072a4d1efa86bece1828709ec92dd005e256aa3eb8041e8491a16ba4b37ccd9a7f1799a29fded5117ccddd6fbd18ea7594dbd4e68eb3af41bf9bc8f48959fd69a8c920295117a27858dc4dd33870d07736259205e30729a9d4dd35452bba6294456fe68791175788a4fea8e8805d267fdde076f4286ef5b93036e2c68149e77bbbb779aedc96cec272ece64c51ee56a8b334ace87141aa4b789cff1f62e36c7"}, 0xfffffffffffffef6) syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffc000/0x4000)=nil, 0x3000) shmdt(0x0) r1 = shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x4000) shmdt(r1) 02:04:22 executing program 1: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYRESOCT], 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:04:22 executing program 4: r0 = syz_open_dev$vcsu(&(0x7f0000000000), 0x9, 0x4000) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$NL80211_CMD_GET_SURVEY(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c400000", @ANYRES16=r2, @ANYBLOB="010300000000000000001100000008001701", @ANYRES32=0x0, @ANYBLOB="550b06d7fc65283f0ab2874c2a52c460822395825e19c2b203e945eeab4ddd849bdcd38c7cfd221e4d91d185585d68d2e4e0e485754fdeec97ca01adec635edc0910375b9cfe0e3b2a4fb307afe6c6266cea56c7d740cdba071533d1ffd41ee49b76f1ec8c6af9172a5ef29e9d2e8ed7178322f2dc2430389aeea0959a6dafa4745064c61d4588b3646e295dd3e3bf036f8e56cbfb4b00000000000000"], 0x1c}}, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, r2, 0x10, 0x70bd2c, 0x25dfdbfb, {{}, {@void, @val={0xc, 0x99, {0x81, 0x61}}}}, [@NL80211_ATTR_4ADDR={0x5, 0x53, 0x1}, @NL80211_ATTR_4ADDR={0x5}, @mon_options=[@NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "750e13af1b782a2ae60376b80d38970f84746e503bb34ba3"}]]}, 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f00000001c0)={{0x1, 0x1, 0x18, 0xffffffffffffffff}, './file0\x00'}) sendmsg$NL80211_CMD_SET_BEACON(r3, &(0x7f0000000ac0)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000a80)={&(0x7f00000003c0)={0x684, r2, 0x100, 0x70bd2c, 0x25dfdbfe, {{}, {@void, @void}}, [@NL80211_ATTR_BEACON_HEAD={0x4ce, 0xe, {@wo_ht={{0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1}, {0x3}, @broadcast, @broadcast, @initial, {0x8, 0xff}}, 0xfe5, @random=0x9, 0x200, @val={0x0, 0x6, @default_ibss_ssid}, @void, @val={0x3, 0x1, 0x2}, @val={0x4, 0x6, {0x5, 0xff, 0x80, 0x7}}, @void, @val={0x5, 0x39, {0x7, 0x58, 0x0, "38c141277ffe8515421ce553363a0ac592d24f75fd76e67e30cfaca435931c87976a9368b33de9412fa6861376704f101c2deba44388"}}, @void, @void, @val={0x3c, 0x4, {0x0, 0x0, 0x3c, 0x5}}, @void, @void, @val={0x71, 0x7, {0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0x0, 0xad, 0x9}}, @void, [{0xdd, 0x94, "57a6adfb9031a245d145a24f0b99bbc6fcc0e4e2e3f7f1baec35da4345ace0e063a2376e566bb6b1eb8811dfd1a2a54f2c58dee5fccb1f6f4822dc09a86f05c81b65d051047a6e30de7dbe2eca4d2fa2acc59e7268a01bb00a600fc9ac449257dcf3dffa4ca3828238d0844fef672e102308f96fca93c67fdc6758fa22006ac98518f65c5cd4fc6160d5c387400bd7f4e99acb6d"}, {0xdd, 0x3a, "530a04c081fd618d28a9424ee4dce5f6c0c0ceb9ba6aa5d20392c181691f28a087f1ddb3405cac10ba848394e3ded560d194317b71bf6b175f5f"}, {0xdd, 0x34, "16514d455eacad5c469bbe7717047f45946df5b8a25f6187054424c85db168b0c2e3f22491269dc6a7e7ea45a7e256feb104f50d"}, {0xdd, 0x18, "081a6d0af78b545b31effdaf5451889e9b4aa951875083bf"}, {0xdd, 0x2e, "2bc5859984b8c089b2d043ef3b97e2adae5b235b04aa9c236e98452cc5e1834fe4b7d83dfbfaeb6052ac639fc539"}, {0xdd, 0x3b, "fc3e75500b1050cd86b8199b83b40613266167a245f17f6e9e7fc5d5dc61c2dbbff055fc46f7906e698368a11829abf562070df58f828251b43889"}, {0xdd, 0xba, "724646ac39940adfe6527453524fe43ce3499b02518d6f91f624bf55a1a4ac79b4d0eabf73e14e5dfecbb7dfb4f942aa46a89f0d061fd025b0e24ac54915673353d2d7b812614b1d64a1aa7be6e38b4a7f058a2f9fdc54e35a122ec62820ad3039b07ef53fe66be217eb59dfccb966f2573632aa292947630ce7b3d7762154c74a39e7fae353e7fe87f131e70ad0bede9fc1ee520a5ae9f5fba3107ee2b3bef85e47a767092f3985bdeb18954e1c4489d16f76cff0b8bc705e94"}, {0xdd, 0xcd, "cf804b035d3e00b2154180e854aa52109a566b0275d341e1c55ba4cb16ca469cfc7f7ba5c1ff5b3baae7f1d15fd141b7332b471873c6480235cde99ddf9ac1614e9de4481b3e85e3179dfe884a6c1a08dbfc324aa224c36b675f580f88fe3af2c4b884579454fc121a39b3244d00b3349cf14ffc3609ba43c2d0b68b0fefbfd824c4d670c68406650142d190796863bca6723b30b532ad7c9aa257f5588b454754421c4ad20f8ef021dab57183bc71140dfd9227f9714daff95010b51b7d1a6035d88f92de27105d6a86f474c6"}, {0xdd, 0xb7, "59ff29281cce197655125315e7507d08c1e60f2be51f9b0067a184b372bb14fd27482cee17e906c890347ea98548c9fdfedf287cf6019c6db75fa35ba43cd7aa4480844011a7e9ffba30af8bdfe0ffad418a531a56c75be07d1005f652674d06c8fff7a66a4699dff46b71a3a2a3c17c4e16d9f67497224dacd2f1573625c78743d1edc800f37b80de02fd5134ae0ce0423a2c3446e19a147677af26954017d57678bf987df5bb9e570bb922c2cdc68910feb32abb275e"}, {0xdd, 0x74, "6024f4925761f14d6fcbd3cd92fbf583c42244b1f25c7482e48176626b42877a88a969abdd952c902565e6d5601c5fb2d1d931d85e16c086b16311b8e42efe564fdb6cfa3214a3e01f3731eb2e2f2e9036d7bf8bb54cd38c53fcffd4e17ac17376f4c0633761930b6514b514bf78544afb96e239"}]}}, @NL80211_ATTR_IE_PROBE_RESP={0x20, 0x7f, [@ht={0x2d, 0x1a, {0x1000, 0x2, 0x3, 0x0, {0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x3, 0x1}, 0x8, 0xdbb, 0x6}}]}, @NL80211_ATTR_PROBE_RESP={0x17f, 0x91, "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"}]}, 0x684}, 0x1, 0x0, 0x0, 0xd0}, 0x18000000) syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(0x0, 0x0) shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x0) [ 516.929262] Bluetooth: hci1: unexpected subevent 0x01 length: 28 > 18 [ 516.930981] debugfs: '201' already exists in 'hci1' [ 516.936959] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 516.938336] CPU: 0 UID: 0 PID: 291 Comm: kworker/u11:0 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 516.938367] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 516.938382] Workqueue: hci1 hci_rx_work [ 516.938416] Call Trace: [ 516.938424] [ 516.938434] dump_stack_lvl+0xfa/0x120 [ 516.938467] sysfs_warn_dup+0x80/0xa0 [ 516.938506] sysfs_create_dir_ns+0x23b/0x2a0 [ 516.938539] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 516.938572] ? find_held_lock+0x2b/0x80 [ 516.938600] ? lock_release+0xc8/0x290 [ 516.938632] ? do_raw_spin_unlock+0x53/0x220 [ 516.938656] kobject_add_internal+0x24c/0x9a0 [ 516.938694] kobject_add+0x157/0x240 [ 516.938723] ? __pfx_kobject_add+0x10/0x10 [ 516.938752] ? lock_release+0xc8/0x290 [ 516.938783] ? do_raw_spin_unlock+0x53/0x220 [ 516.938805] ? kobject_put+0xaa/0x260 [ 516.938846] device_add+0x32d/0x1830 [ 516.938877] ? __pfx_device_add+0x10/0x10 [ 516.938903] ? hci_debugfs_create_conn+0x10f/0x240 [ 516.938935] ? mgmt_send_event_skb+0x2f3/0x460 [ 516.938961] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 516.939002] hci_conn_add_sysfs+0x117/0x1c0 [ 516.939036] le_conn_complete_evt+0x124b/0x1f60 [ 516.939075] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 516.939101] ? bt_warn+0xdb/0x120 [ 516.939123] ? __pfx_bt_warn+0x10/0x10 [ 516.939174] hci_le_conn_complete_evt+0x22a/0x2c0 [ 516.939210] hci_le_meta_evt+0x34b/0x530 [ 516.939236] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 516.939268] hci_event_packet+0x66c/0x10e0 [ 516.939297] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 516.939324] ? __pfx_hci_event_packet+0x10/0x10 [ 516.939352] ? mark_held_locks+0x49/0x80 [ 516.939397] hci_rx_work+0x96c/0x1270 [ 516.939436] process_one_work+0x8e1/0x19c0 [ 516.939482] ? __pfx_process_one_work+0x10/0x10 [ 516.939512] ? move_linked_works+0x172/0x270 [ 516.939556] ? assign_work+0x196/0x240 [ 516.939589] worker_thread+0x67e/0xe90 [ 516.939621] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 516.939661] ? __pfx_worker_thread+0x10/0x10 [ 516.939694] kthread+0x3c8/0x740 [ 516.939722] ? __pfx_kthread+0x10/0x10 [ 516.939748] ? ret_from_fork+0x23/0x470 [ 516.939769] ? lock_release+0xc8/0x290 [ 516.939800] ? __pfx_kthread+0x10/0x10 [ 516.939829] ret_from_fork+0x38b/0x470 [ 516.939848] ? __pfx_kthread+0x10/0x10 [ 516.939876] ret_from_fork_asm+0x1a/0x30 [ 516.939924] [ 516.971552] kobject: kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 516.974008] Bluetooth: hci1: failed to register connection device [ 516.975635] Bluetooth: hci6: unexpected subevent 0x01 length: 28 > 18 [ 516.977278] debugfs: '0' already exists in 'hci6' [ 516.978659] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci6/hci6:0' [ 516.980154] CPU: 0 UID: 0 PID: 293 Comm: kworker/u11:1 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 516.980189] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 516.980207] Workqueue: hci6 hci_rx_work [ 516.980241] Call Trace: [ 516.980250] [ 516.980262] dump_stack_lvl+0xfa/0x120 [ 516.980292] sysfs_warn_dup+0x80/0xa0 [ 516.980331] sysfs_create_dir_ns+0x23b/0x2a0 [ 516.980368] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 516.980404] ? find_held_lock+0x2b/0x80 [ 516.980435] ? lock_release+0xc8/0x290 [ 516.980480] ? do_raw_spin_unlock+0x53/0x220 [ 516.980508] kobject_add_internal+0x24c/0x9a0 [ 516.980550] kobject_add+0x157/0x240 [ 516.980584] ? __pfx_kobject_add+0x10/0x10 [ 516.980616] ? lock_release+0xc8/0x290 [ 516.980653] ? do_raw_spin_unlock+0x53/0x220 [ 516.980678] ? kobject_put+0xaa/0x260 [ 516.980724] device_add+0x32d/0x1830 [ 516.980758] ? __pfx_device_add+0x10/0x10 [ 516.980788] ? hci_debugfs_create_conn+0x10f/0x240 [ 516.980824] ? mgmt_send_event_skb+0x2f3/0x460 [ 516.980854] ? __pfx_hci_debugfs_create_conn+0x10/0x10 [ 516.980900] hci_conn_add_sysfs+0x117/0x1c0 [ 516.980938] le_conn_complete_evt+0x124b/0x1f60 [ 516.980981] ? __pfx_le_conn_complete_evt+0x10/0x10 [ 516.981011] ? bt_warn+0xdb/0x120 [ 516.981036] ? __pfx_bt_warn+0x10/0x10 [ 516.981074] hci_le_conn_complete_evt+0x22a/0x2c0 [ 516.981116] hci_le_meta_evt+0x34b/0x530 [ 516.981143] ? __pfx_hci_le_conn_complete_evt+0x10/0x10 [ 516.981181] hci_event_packet+0x66c/0x10e0 [ 516.981213] ? __pfx_hci_le_meta_evt+0x10/0x10 [ 516.981243] ? __pfx_hci_event_packet+0x10/0x10 [ 516.981276] ? mark_held_locks+0x49/0x80 [ 516.981327] hci_rx_work+0x96c/0x1270 [ 516.981372] process_one_work+0x8e1/0x19c0 [ 516.981425] ? __pfx_process_one_work+0x10/0x10 [ 516.981461] ? move_linked_works+0x172/0x270 [ 516.981512] ? assign_work+0x196/0x240 [ 516.981551] worker_thread+0x67e/0xe90 [ 516.981588] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 516.981636] ? __pfx_worker_thread+0x10/0x10 [ 516.981674] kthread+0x3c8/0x740 [ 516.981707] ? __pfx_kthread+0x10/0x10 [ 516.981738] ? ret_from_fork+0x23/0x470 [ 516.981763] ? lock_release+0xc8/0x290 [ 516.981800] ? __pfx_kthread+0x10/0x10 [ 516.981835] ret_from_fork+0x38b/0x470 [ 516.981857] ? __pfx_kthread+0x10/0x10 [ 516.981890] ret_from_fork_asm+0x1a/0x30 [ 516.981946] [ 517.020034] kobject: kobject_add_internal failed for hci6:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 517.022285] Bluetooth: hci6: failed to register connection device [ 517.023095] Bluetooth: hci7: unexpected event 0x12 length: 78 > 8 [ 517.023483] Bluetooth: hci7: unexpected event 0x12 length: 78 > 8 [ 517.024036] Bluetooth: hci2: command 0x0406 tx timeout [ 517.042185] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 517.047911] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium 02:04:22 executing program 1: syz_emit_vhci(&(0x7f0000000100)=ANY=[@ANYBLOB="5823d4e836e8e96ca62a9c0c1a47e3042cdc5dc60000008000e30061227d0600000000000000f1acecf32c5a6e7fec9af5fcd7de8412bc9dc8da00e0b8b23ab2d403ab879e063a3da3e6bbf898f12140d1365b8010975fbc114e12568e268611339d89473c720acf3dc48922a226947776337db1afe86c0ca90cf8e870596f543ce5c9b868c69fb69d06208c748f7c9dd860b28ac50e9c6903b09b4750ef5c4e338136c65609789e4790adbb1ce6f1971d462bb260a6713ea36f5705ebc468289e009015e7a113f12400ddabdbf1b010c5d6d43a0f6588598e9c22f272da1fc83e781c0bc0551f391b83eea50c50d805ff"], 0xb) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0x0) syz_emit_vhci(0x0, 0xb5) 02:04:22 executing program 5: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_role_change={{0x12, 0x8}}}, 0xb) syz_emit_vhci(&(0x7f0000000040)=@HCI_SCODATA_PKT={0x3, {0xc8, 0x60}, "bde2feb7a9a2dfb31398ba320482e743f87329b58148a75f911a320d0a6d4da9049e7e29ce53fe1c310ec51aa07aef75531f299f2e88f26c46d3547104746b76c55acad06476648aacf41857e9b26320d785b9aba7f3f9683bcffbda5e6b48ad"}, 0x64) syz_emit_vhci(0x0, 0x52) syz_emit_vhci(&(0x7f0000000000)=@HCI_SCODATA_PKT={0x3, {0xc8, 0x2c}, "17d1bd48c034269e069d3060a7e92cb194be8df8ba36eae358ff620df7cad2d3d4e43f102ea8e7dca733a186"}, 0x30) syz_emit_vhci(&(0x7f00000000c0)=@HCI_EVENT_PKT={0x4, @hci_ev_key_refresh_complete={{0x30, 0x3}, {0x3, 0xc9}}}, 0x6) 02:04:22 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @private1}}}, 0x108) setsockopt$inet6_mreq(r0, 0x29, 0x12, &(0x7f0000000000)={@mcast1}, 0x14) [ 517.229243] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 517.230582] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 517.237945] Bluetooth: hci7: SCO packet for unknown connection handle 200 [ 517.244830] ------------[ cut here ]------------ [ 517.247379] WARNING: net/bluetooth/hci_conn.c:567 at hci_conn_timeout+0x82/0x130, CPU#0: kworker/u11:1/293 [ 517.249536] Modules linked in: [ 517.250175] CPU: 0 UID: 0 PID: 293 Comm: kworker/u11:1 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary) [ 517.251910] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 517.253273] Workqueue: hci7 hci_conn_timeout [ 517.254042] RIP: 0010:hci_conn_timeout+0x82/0x130 [ 517.254878] Code: e8 c3 8b 2c fd 85 ed 78 1b e8 8a 90 2c fd 31 ff 89 ee e8 b1 8b 2c fd 85 ed 74 12 5b 5d 41 5c e9 74 90 2c fd e8 6f 90 2c fd 90 <0f> 0b 90 e8 66 90 2c fd 48 8d bb f5 f6 ff ff 48 b8 00 00 00 00 00 [ 517.257803] RSP: 0018:ffff888017abfc60 EFLAGS: 00010293 [ 517.261865] RAX: 0000000000000000 RBX: ffff888019060948 RCX: ffffffff84477a8d [ 517.265542] RDX: ffff88801a905280 RSI: ffffffff84477ab1 RDI: 0000000000000005 [ 517.266718] RBP: 00000000ffffffff R08: 0000000000000000 R09: ffffed100320c002 [ 517.267887] R10: 00000000ffffffff R11: 0000000000000001 R12: ffff888017705000 [ 517.269047] R13: ffff888017abfd30 R14: 0000000000000001 R15: 0000000000000000 [ 517.270218] FS: 0000000000000000(0000) GS:ffff8880e53f4000(0000) knlGS:0000000000000000 [ 517.271537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 517.272538] CR2: 000055cf2d851598 CR3: 000000000bbd3000 CR4: 0000000000350ef0 [ 517.273716] Call Trace: [ 517.274137] [ 517.274545] process_one_work+0x8e1/0x19c0 [ 517.275260] ? __pfx_process_one_work+0x10/0x10 [ 517.276080] ? move_linked_works+0x172/0x270 [ 517.276886] ? assign_work+0x196/0x240 [ 517.277567] worker_thread+0x67e/0xe90 [ 517.278210] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 517.279092] ? __pfx_worker_thread+0x10/0x10 [ 517.279856] kthread+0x3c8/0x740 [ 517.280410] ? __pfx_kthread+0x10/0x10 [ 517.281068] ? ret_from_fork+0x23/0x470 [ 517.281735] ? lock_release+0xc8/0x290 [ 517.282365] ? __pfx_kthread+0x10/0x10 [ 517.283039] ret_from_fork+0x38b/0x470 [ 517.283707] ? __pfx_kthread+0x10/0x10 [ 517.284336] ret_from_fork_asm+0x1a/0x30 [ 517.285044] [ 517.285425] irq event stamp: 69793 [ 517.286038] hardirqs last enabled at (69805): [] __up_console_sem+0x78/0x80 [ 517.287434] hardirqs last disabled at (69814): [] __up_console_sem+0x5d/0x80 [ 517.288861] softirqs last enabled at (69476): [] handle_softirqs+0x50c/0x770 [ 517.290252] softirqs last disabled at (69453): [] __irq_exit_rcu+0xc4/0x100 [ 517.291616] ---[ end trace 0000000000000000 ]--- [ 519.030566] Bluetooth: hci1: command 0x0406 tx timeout [ 519.031096] Bluetooth: hci6: command 0x0406 tx timeout [ 519.031584] Bluetooth: hci2: command 0x0406 tx timeout [ 519.350551] Bluetooth: hci7: command 0x0406 tx timeout VM DIAGNOSIS: 02:04:23 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=00000000000003f9 RCX=0000000000000000 RDX=00000000000003f9 RSI=ffffffff82904a85 RDI=ffffffff8890d660 RBP=ffffffff8890d620 RSP=ffff888017abf590 R8 =0000000000000000 R9 =ffffed100134c046 R10=0000000000000000 R11=0000000000000001 R12=0000000000000005 R13=0000000000000010 R14=ffffffff8890d620 R15=ffffffff82904a70 RIP=ffffffff82904add RFL=00000006 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e53f4000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055cf2d851598 CR3=000000000bbd3000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=000000000000002f002f2e2e2f002e2e XMM01=0000000000000000696c61766e49002f XMM02=ffffffffffffff0f0e0d0c0b0a090807 XMM03=0000000000000000000031706f6f6c2f XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=000055cf2d8522a0000055cf2d842750 XMM06=000055cf2d813a7000000000ffffffff XMM07=00000000000000000000000000000000 XMM08=2f63697361622f6372732f2e2e000d0a XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88804d01fce0 RCX=dffffc0000000000 RDX=ffff888015825280 RSI=ffffffff81a0dde5 RDI=ffff88801675de28 RBP=ffffea0000ce4e00 RSP=ffff88804d01f828 R8 =0000000000000000 R9 =fffff9400019c9c6 R10=0000000000000001 R11=0000000000000001 R12=00000000000001c4 R13=0000000000000001 R14=ffff88801675d000 R15=00000000000001c3 RIP=ffffffff81740b6b RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e54f4000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc66ef3ff8 CR3=0000000015c91000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=ff00000000ff000000000000000000ff XMM01=25252525252525252525252525252525 XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000 XMM04=000000000000000000000000000000ff XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000