Bluetooth: hci2: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci2: command tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.1:3896] Modules linked in: irq event stamp: 2512785 hardirqs last enabled at (2512784): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2512785): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2508100): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2508107): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 3896 Comm: syz-executor.1 Not tainted 6.12.0-rc7-next-20241115 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x1b0/0x2490 Code: 42 ff 39 c6 0f 83 bb 16 00 00 48 b8 00 00 00 00 00 fc ff df 89 f2 48 8d 3c 95 0c c6 c2 86 49 89 f8 49 c1 e8 03 45 0f b6 04 00 <48> 89 f8 83 e0 07 83 c0 03 44 38 c0 7c 32 45 84 c0 74 2d 48 89 54 RSP: 0018:ffff88806ce09738 EFLAGS: 00000212 RAX: dffffc0000000000 RBX: 0000000000000002 RCX: ffffffff818f15f5 RDX: 0000000000008f15 RSI: 0000000000008f15 RDI: ffffffff86c50260 RBP: ffff88806ce09800 R08: 0000000000000000 R09: ffff88806ce097e8 R10: 000000000003c001 R11: 0000000000012349 R12: ffff88806ce09808 R13: ffff88806ce097f0 R14: ffff88806ce097e9 R15: ffff88806ce097a8 FS: 00007f504904a700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdaa529a004 CR3: 0000000016314000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 set_track_prepare+0x36/0x70 __alloc_object+0xf4/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_node_noprof+0x311/0x3e0 __alloc_skb+0x2ad/0x370 skb_copy+0x1d5/0x3b0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xafb/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:put_cpu_partial+0x10a/0x1b0 Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 14 9a ab ff 4d 85 ed 74 06 e8 8a 62 d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44 RSP: 0018:ffff88803fba7d80 EFLAGS: 00000246 RAX: 0000000000264549 RBX: ffffea000056ca00 RCX: 1ffffffff0fdfecf RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81849d96 RBP: ffff888008c41dc0 R08: 0000000000000001 R09: fffffbfff0fdddf1 R10: ffffffff87eeef8f R11: 00000000000007e0 R12: ffff88806ce3f5e0 R13: 0000000000000200 R14: 0000000000000000 R15: ffff888015b2c800 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 getname_flags.part.0+0x48/0x550 getname_flags+0x95/0xe0 __x64_sys_rename+0x58/0xa0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f504baf5b19 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 RSP: 002b:00007f504904a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f504bc09020 RCX: 00007f504baf5b19 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000020000040 RBP: 00007f504bb4ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffde9d72d2f R14: 00007f504904a300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 26 Comm: kworker/u9:0 Not tainted 6.12.0-rc7-next-20241115 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:queued_spin_lock_slowpath+0x242/0xb60 Code: 02 48 89 e8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 85 08 00 00 b8 01 00 00 00 66 89 45 00 e9 bf fe ff ff 89 44 24 38 f3 90 5b fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 RSP: 0018:ffff88806cf099f8 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8486d2bf RDX: fffffbfff0c1b869 RSI: 0000000000000004 RDI: ffffffff860dc340 RBP: ffffffff860dc340 R08: 0000000000000000 R09: fffffbfff0c1b868 R10: ffffffff860dc343 R11: 5050505001000011 R12: 1ffff1100d9e1340 R13: 0000000000000003 R14: fffffbfff0c1b868 R15: ffff88806cf09a30 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3a8474d008 CR3: 000000003117c000 CR4: 0000000000350ef0 Call Trace: do_raw_spin_lock+0x1de/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6d1/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 do_softirq+0x48/0x80 __local_bh_enable_ip+0xf1/0x110 cfg80211_inform_single_bss_data+0x898/0x1c50 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x690 ieee80211_bss_info_update+0x2f6/0xa90 ieee80211_ibss_rx_queued_mgmt+0x18ba/0x2f90 ieee80211_iface_work+0xb5f/0xe40 cfg80211_wiphy_work+0x38d/0x610 process_one_work+0x8ee/0x1a00 worker_thread+0x674/0xe70 kthread+0x2c2/0x3a0 ret_from_fork+0x48/0x80 ret_from_fork_asm+0x1a/0x30 Bluetooth: hci2: command tx timeout Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci4: command tx timeout Bluetooth: hci5: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci6: command tx timeout Bluetooth: hci4: command tx timeout Bluetooth: hci5: command tx timeout Bluetooth: hci6: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci4: command tx timeout ---------------- Code disassembly (best guess): 0: 42 ff rex.X (bad) 2: 39 c6 cmp %eax,%esi 4: 0f 83 bb 16 00 00 jae 0x16c5 a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 11: fc ff df 14: 89 f2 mov %esi,%edx 16: 48 8d 3c 95 0c c6 c2 lea -0x793d39f4(,%rdx,4),%rdi 1d: 86 1e: 49 89 f8 mov %rdi,%r8 21: 49 c1 e8 03 shr $0x3,%r8 25: 45 0f b6 04 00 movzbl (%r8,%rax,1),%r8d * 2a: 48 89 f8 mov %rdi,%rax <-- trapping instruction 2d: 83 e0 07 and $0x7,%eax 30: 83 c0 03 add $0x3,%eax 33: 44 38 c0 cmp %r8b,%al 36: 7c 32 jl 0x6a 38: 45 84 c0 test %r8b,%r8b 3b: 74 2d je 0x6a 3d: 48 rex.W 3e: 89 .byte 0x89 3f: 54 push %rsp