Warning: Permanently added '[localhost]:41368' (ECDSA) to the list of known hosts. 2022/10/01 03:29:53 fuzzer started 2022/10/01 03:29:54 dialing manager at localhost:35095 syzkaller login: [ 39.485085] cgroup: Unknown subsys name 'net' [ 39.594717] cgroup: Unknown subsys name 'rlimit' 2022/10/01 03:30:08 syscalls: 2215 2022/10/01 03:30:08 code coverage: enabled 2022/10/01 03:30:08 comparison tracing: enabled 2022/10/01 03:30:08 extra coverage: enabled 2022/10/01 03:30:08 setuid sandbox: enabled 2022/10/01 03:30:08 namespace sandbox: enabled 2022/10/01 03:30:08 Android sandbox: enabled 2022/10/01 03:30:08 fault injection: enabled 2022/10/01 03:30:08 leak checking: enabled 2022/10/01 03:30:08 net packet injection: enabled 2022/10/01 03:30:08 net device setup: enabled 2022/10/01 03:30:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/10/01 03:30:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/10/01 03:30:08 USB emulation: enabled 2022/10/01 03:30:08 hci packet injection: enabled 2022/10/01 03:30:08 wifi device emulation: failed to parse kernel version (6.0.0-rc7-next-20220930) 2022/10/01 03:30:08 802.15.4 emulation: enabled 2022/10/01 03:30:08 fetching corpus: 0, signal 0/2000 (executing program) 2022/10/01 03:30:08 fetching corpus: 50, signal 18187/21808 (executing program) 2022/10/01 03:30:08 fetching corpus: 100, signal 33145/38075 (executing program) 2022/10/01 03:30:08 fetching corpus: 150, signal 42223/48394 (executing program) 2022/10/01 03:30:08 fetching corpus: 200, signal 51541/58724 (executing program) 2022/10/01 03:30:09 fetching corpus: 250, signal 57060/65336 (executing program) 2022/10/01 03:30:09 fetching corpus: 300, signal 60182/69565 (executing program) 2022/10/01 03:30:09 fetching corpus: 350, signal 65874/76102 (executing program) 2022/10/01 03:30:09 fetching corpus: 400, signal 68954/80144 (executing program) 2022/10/01 03:30:09 fetching corpus: 450, signal 72630/84667 (executing program) 2022/10/01 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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$inet_udp(0x2, 0x2, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x2f, &(0x7f0000000200)={0x77359400}, 0x10) 03:30:21 executing program 1: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1000005, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x5, 0x0) getsockopt$sock_buf(r0, 0x1, 0x1f, 0x0, &(0x7f0000000040)) 03:30:21 executing program 3: openat$tun(0xffffffffffffff9c, &(0x7f00000003c0), 0x0, 0x0) 03:30:21 executing program 2: openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000009c0), 0xffffffffffffffff) socket(0x10, 0x3, 0x3e) 03:30:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000001c0)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000480), r0) sendmsg$IEEE802154_LIST_PHY(r0, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000600), 0xffffffffffffffff) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000740), r0) 03:30:21 executing program 5: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) read$usbmon(r0, 0x0, 0x0) 03:30:21 executing program 6: pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$sock_TIOCINQ(r0, 0x541b, &(0x7f00000005c0)) [ 66.577273] audit: type=1400 audit(1664595021.343:6): avc: denied { execmem } for pid=282 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 03:30:21 executing program 7: r0 = open$dir(&(0x7f0000000200)='.\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) perf_event_open(&(0x7f0000000380)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) getdents64(r0, &(0x7f00000000c0)=""/120, 0x78) [ 67.958446] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 67.960841] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 67.962773] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 67.964691] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.966945] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 67.970613] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 67.971859] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 67.973091] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 67.974144] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.975676] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.976959] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 67.978804] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 68.005560] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 68.006675] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 68.009006] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 68.010987] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 68.012824] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 68.013963] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 68.015190] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 68.016344] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 68.018022] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 68.019067] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 68.021998] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 68.022972] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 68.024134] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 68.025549] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 68.027605] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 68.028798] Bluetooth: hci0: HCI_REQ-0x0c1a [ 68.029202] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 68.030944] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 68.031158] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 68.032163] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 68.034275] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 68.039192] Bluetooth: hci5: HCI_REQ-0x0c1a [ 68.046446] Bluetooth: hci3: HCI_REQ-0x0c1a [ 68.046456] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 68.051038] Bluetooth: hci2: HCI_REQ-0x0c1a [ 68.051940] Bluetooth: hci1: HCI_REQ-0x0c1a [ 68.066939] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 68.069413] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 68.073676] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 68.075795] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 68.078573] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 68.085868] Bluetooth: hci7: HCI_REQ-0x0c1a [ 68.087732] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 68.088713] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 68.093948] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 68.095093] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 68.103493] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 68.104494] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 68.107538] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 68.108641] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 68.110546] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 68.111784] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 68.123971] Bluetooth: hci4: HCI_REQ-0x0c1a [ 68.124879] Bluetooth: hci6: HCI_REQ-0x0c1a [ 70.092665] Bluetooth: hci5: command 0x0409 tx timeout [ 70.093529] Bluetooth: hci7: command 0x0409 tx timeout [ 70.093545] Bluetooth: hci2: command 0x0409 tx timeout [ 70.094654] Bluetooth: hci1: command 0x0409 tx timeout [ 70.095179] Bluetooth: hci3: command 0x0409 tx timeout [ 70.096109] Bluetooth: hci0: command 0x0409 tx timeout [ 70.156697] Bluetooth: hci6: command 0x0409 tx timeout [ 70.156714] Bluetooth: hci4: command 0x0409 tx timeout [ 72.140502] Bluetooth: hci0: command 0x041b tx timeout [ 72.141330] Bluetooth: hci3: command 0x041b tx timeout [ 72.141398] Bluetooth: hci1: command 0x041b tx timeout [ 72.142016] Bluetooth: hci2: command 0x041b tx timeout [ 72.142691] Bluetooth: hci7: command 0x041b tx timeout [ 72.143426] Bluetooth: hci5: command 0x041b tx timeout [ 72.204353] Bluetooth: hci4: command 0x041b tx timeout [ 72.204375] Bluetooth: hci6: command 0x041b tx timeout [ 74.188341] Bluetooth: hci5: command 0x040f tx timeout [ 74.189393] Bluetooth: hci7: command 0x040f tx timeout [ 74.189429] Bluetooth: hci2: command 0x040f tx timeout [ 74.189794] Bluetooth: hci1: command 0x040f tx timeout [ 74.190645] Bluetooth: hci3: command 0x040f tx timeout [ 74.190667] Bluetooth: hci0: command 0x040f tx timeout [ 74.252285] Bluetooth: hci6: command 0x040f tx timeout [ 74.253359] Bluetooth: hci4: command 0x040f tx timeout [ 76.236383] Bluetooth: hci1: command 0x0419 tx timeout [ 76.236418] Bluetooth: hci0: command 0x0419 tx timeout [ 76.237163] Bluetooth: hci3: command 0x0419 tx timeout [ 76.237652] Bluetooth: hci2: command 0x0419 tx timeout [ 76.237672] Bluetooth: hci7: command 0x0419 tx timeout [ 76.238374] Bluetooth: hci5: command 0x0419 tx timeout [ 76.300300] Bluetooth: hci6: command 0x0419 tx timeout [ 76.300321] Bluetooth: hci4: command 0x0419 tx timeout 03:31:17 executing program 4: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_mreqsrc(r0, 0x0, 0x28, &(0x7f00000006c0)={@private, @private, @broadcast}, 0xc) 03:31:17 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0xe, &(0x7f00000000c0), 0x4) 03:31:17 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0xe, &(0x7f00000000c0), 0x4) 03:31:17 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0xe, &(0x7f00000000c0), 0x4) 03:31:17 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0xe, &(0x7f00000000c0), 0x4) 03:31:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000001480)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000000)={0x1c, 0x5f, 0x1, 0x0, 0x0, "", [@generic="000200000000000000"]}, 0x1c}], 0x1}, 0x0) 03:31:18 executing program 4: r0 = epoll_create1(0x0) epoll_wait(r0, &(0x7f0000000240)=[{}], 0x1, 0x0) 03:31:18 executing program 4: r0 = epoll_create1(0x0) epoll_wait(r0, &(0x7f0000000240)=[{}], 0x1, 0x0) [ 126.269825] audit: type=1400 audit(1664595081.036:7): avc: denied { open } for pid=3941 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 126.271486] audit: type=1400 audit(1664595081.036:8): avc: denied { kernel } for pid=3941 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 126.288159] ------------[ cut here ]------------ [ 126.288178] [ 126.288181] ====================================================== [ 126.288184] WARNING: possible circular locking dependency detected [ 126.288188] 6.0.0-rc7-next-20220930 #1 Not tainted [ 126.288194] ------------------------------------------------------ [ 126.288197] syz-executor.7/3943 is trying to acquire lock: [ 126.288203] ffffffff853faab8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 126.288244] [ 126.288244] but task is already holding lock: [ 126.288247] ffff88803f8d9c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 126.288273] [ 126.288273] which lock already depends on the new lock. [ 126.288273] [ 126.288275] [ 126.288275] the existing dependency chain (in reverse order) is: [ 126.288278] [ 126.288278] -> #3 (&ctx->lock){....}-{2:2}: [ 126.288291] _raw_spin_lock+0x2a/0x40 [ 126.288302] __perf_event_task_sched_out+0x53b/0x18d0 [ 126.288313] __schedule+0xedd/0x2470 [ 126.288327] schedule+0xda/0x1b0 [ 126.288340] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.288352] syscall_exit_to_user_mode+0x19/0x40 [ 126.288365] do_syscall_64+0x48/0x90 [ 126.288381] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.288394] [ 126.288394] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 126.288407] _raw_spin_lock_nested+0x30/0x40 [ 126.288418] raw_spin_rq_lock_nested+0x1e/0x30 [ 126.288430] task_fork_fair+0x63/0x4d0 [ 126.288446] sched_cgroup_fork+0x3d0/0x540 [ 126.288460] copy_process+0x4183/0x6e20 [ 126.288470] kernel_clone+0xe7/0x890 [ 126.288479] user_mode_thread+0xad/0xf0 [ 126.288489] rest_init+0x24/0x250 [ 126.288501] arch_call_rest_init+0xf/0x14 [ 126.288518] start_kernel+0x4c6/0x4eb [ 126.288533] secondary_startup_64_no_verify+0xe0/0xeb [ 126.288547] [ 126.288547] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 126.288560] _raw_spin_lock_irqsave+0x39/0x60 [ 126.288571] try_to_wake_up+0xab/0x1930 [ 126.288584] up+0x75/0xb0 [ 126.288597] __up_console_sem+0x6e/0x80 [ 126.288613] console_unlock+0x46a/0x590 [ 126.288628] vprintk_emit+0x1bd/0x560 [ 126.288644] vprintk+0x84/0xa0 [ 126.288659] _printk+0xba/0xf1 [ 126.288670] kauditd_hold_skb.cold+0x3f/0x4e [ 126.288687] kauditd_send_queue+0x233/0x290 [ 126.288702] kauditd_thread+0x5f9/0x9c0 [ 126.288715] kthread+0x2ed/0x3a0 [ 126.288729] ret_from_fork+0x22/0x30 [ 126.288741] [ 126.288741] -> #0 ((console_sem).lock){....}-{2:2}: [ 126.288755] __lock_acquire+0x2a02/0x5e70 [ 126.288771] lock_acquire+0x1a2/0x530 [ 126.288786] _raw_spin_lock_irqsave+0x39/0x60 [ 126.288797] down_trylock+0xe/0x70 [ 126.288811] __down_trylock_console_sem+0x3b/0xd0 [ 126.288827] vprintk_emit+0x16b/0x560 [ 126.288843] vprintk+0x84/0xa0 [ 126.288859] _printk+0xba/0xf1 [ 126.288869] report_bug.cold+0x72/0xab [ 126.288884] handle_bug+0x3c/0x70 [ 126.288900] exc_invalid_op+0x14/0x50 [ 126.288917] asm_exc_invalid_op+0x16/0x20 [ 126.288929] group_sched_out.part.0+0x2c7/0x460 [ 126.288946] ctx_sched_out+0x8f1/0xc10 [ 126.288962] __perf_event_task_sched_out+0x6d0/0x18d0 [ 126.288973] __schedule+0xedd/0x2470 [ 126.288986] schedule+0xda/0x1b0 [ 126.288999] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.289010] syscall_exit_to_user_mode+0x19/0x40 [ 126.289022] do_syscall_64+0x48/0x90 [ 126.289039] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.289051] [ 126.289051] other info that might help us debug this: [ 126.289051] [ 126.289053] Chain exists of: [ 126.289053] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 126.289053] [ 126.289068] Possible unsafe locking scenario: [ 126.289068] [ 126.289070] CPU0 CPU1 [ 126.289072] ---- ---- [ 126.289075] lock(&ctx->lock); [ 126.289080] lock(&rq->__lock); [ 126.289087] lock(&ctx->lock); [ 126.289095] lock((console_sem).lock); [ 126.289100] [ 126.289100] *** DEADLOCK *** [ 126.289100] [ 126.289102] 2 locks held by syz-executor.7/3943: [ 126.289110] #0: ffff88806cf37e98 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 126.289140] #1: ffff88803f8d9c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 126.289166] [ 126.289166] stack backtrace: [ 126.289169] CPU: 1 PID: 3943 Comm: syz-executor.7 Not tainted 6.0.0-rc7-next-20220930 #1 [ 126.289181] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 126.289189] Call Trace: [ 126.289192] [ 126.289196] dump_stack_lvl+0x8b/0xb3 [ 126.289214] check_noncircular+0x263/0x2e0 [ 126.289231] ? format_decode+0x26c/0xb50 [ 126.289249] ? print_circular_bug+0x450/0x450 [ 126.289266] ? simple_strtoul+0x30/0x30 [ 126.289282] ? format_decode+0x26c/0xb50 [ 126.289299] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 126.289316] __lock_acquire+0x2a02/0x5e70 [ 126.289337] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 126.289360] lock_acquire+0x1a2/0x530 [ 126.289376] ? down_trylock+0xe/0x70 [ 126.289393] ? lock_release+0x750/0x750 [ 126.289413] ? vprintk+0x84/0xa0 [ 126.289431] _raw_spin_lock_irqsave+0x39/0x60 [ 126.289442] ? down_trylock+0xe/0x70 [ 126.289458] down_trylock+0xe/0x70 [ 126.289473] ? vprintk+0x84/0xa0 [ 126.289490] __down_trylock_console_sem+0x3b/0xd0 [ 126.289507] vprintk_emit+0x16b/0x560 [ 126.289526] vprintk+0x84/0xa0 [ 126.289543] _printk+0xba/0xf1 [ 126.289554] ? record_print_text.cold+0x16/0x16 [ 126.289570] ? report_bug.cold+0x66/0xab [ 126.289588] ? group_sched_out.part.0+0x2c7/0x460 [ 126.289606] report_bug.cold+0x72/0xab [ 126.289624] handle_bug+0x3c/0x70 [ 126.289641] exc_invalid_op+0x14/0x50 [ 126.289659] asm_exc_invalid_op+0x16/0x20 [ 126.289672] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 126.289692] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 0b 18 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 126.289703] RSP: 0018:ffff88801dfcfc48 EFLAGS: 00010006 [ 126.289712] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 126.289720] RDX: ffff88801761d040 RSI: ffffffff81565dc7 RDI: 0000000000000005 [ 126.289727] RBP: ffff888040240000 R08: 0000000000000005 R09: 0000000000000001 [ 126.289734] R10: 0000000000000000 R11: ffffffff865b405b R12: ffff88803f8d9c00 [ 126.289742] R13: ffff88806cf3d2c0 R14: ffffffff8547d000 R15: 0000000000000002 [ 126.289753] ? group_sched_out.part.0+0x2c7/0x460 [ 126.289772] ? group_sched_out.part.0+0x2c7/0x460 [ 126.289792] ctx_sched_out+0x8f1/0xc10 [ 126.289811] __perf_event_task_sched_out+0x6d0/0x18d0 [ 126.289825] ? lock_is_held_type+0xd7/0x130 [ 126.289839] ? __perf_cgroup_move+0x160/0x160 [ 126.289850] ? set_next_entity+0x304/0x550 [ 126.289867] ? update_curr+0x267/0x740 [ 126.289885] ? lock_is_held_type+0xd7/0x130 [ 126.289899] __schedule+0xedd/0x2470 [ 126.289916] ? io_schedule_timeout+0x150/0x150 [ 126.289932] ? rcu_read_lock_sched_held+0x3e/0x80 [ 126.289952] schedule+0xda/0x1b0 [ 126.289967] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.289979] syscall_exit_to_user_mode+0x19/0x40 [ 126.289993] do_syscall_64+0x48/0x90 [ 126.290010] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.290023] RIP: 0033:0x7f18afeaab19 [ 126.290031] 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 [ 126.290042] RSP: 002b:00007f18ad420218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 126.290053] RAX: 0000000000000001 RBX: 00007f18affbdf68 RCX: 00007f18afeaab19 [ 126.290060] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f18affbdf6c [ 126.290067] RBP: 00007f18affbdf60 R08: 000000000000000e R09: 0000000000000000 [ 126.290074] R10: 0000000000000004 R11: 0000000000000246 R12: 00007f18affbdf6c [ 126.290081] R13: 00007ffe6b21e20f R14: 00007f18ad420300 R15: 0000000000022000 [ 126.290094] [ 126.375089] WARNING: CPU: 1 PID: 3943 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 126.376059] Modules linked in: [ 126.376396] CPU: 1 PID: 3943 Comm: syz-executor.7 Not tainted 6.0.0-rc7-next-20220930 #1 [ 126.377213] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 126.378331] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 126.378916] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 0b 18 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 126.380787] RSP: 0018:ffff88801dfcfc48 EFLAGS: 00010006 [ 126.381349] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 126.382077] RDX: ffff88801761d040 RSI: ffffffff81565dc7 RDI: 0000000000000005 [ 126.382792] RBP: ffff888040240000 R08: 0000000000000005 R09: 0000000000000001 [ 126.383517] R10: 0000000000000000 R11: ffffffff865b405b R12: ffff88803f8d9c00 [ 126.384234] R13: ffff88806cf3d2c0 R14: ffffffff8547d000 R15: 0000000000000002 [ 126.384963] FS: 00007f18ad420700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 126.385778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.386371] CR2: 00007fa9f3992028 CR3: 0000000040054000 CR4: 0000000000350ee0 [ 126.387094] Call Trace: [ 126.387365] [ 126.387611] ctx_sched_out+0x8f1/0xc10 [ 126.388036] __perf_event_task_sched_out+0x6d0/0x18d0 [ 126.388575] ? lock_is_held_type+0xd7/0x130 [ 126.389019] ? __perf_cgroup_move+0x160/0x160 [ 126.389483] ? set_next_entity+0x304/0x550 [ 126.389920] ? update_curr+0x267/0x740 [ 126.390331] ? lock_is_held_type+0xd7/0x130 [ 126.390771] __schedule+0xedd/0x2470 [ 126.391160] ? io_schedule_timeout+0x150/0x150 [ 126.391630] ? rcu_read_lock_sched_held+0x3e/0x80 [ 126.392152] schedule+0xda/0x1b0 [ 126.392521] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.393022] syscall_exit_to_user_mode+0x19/0x40 [ 126.393510] do_syscall_64+0x48/0x90 [ 126.393922] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.394449] RIP: 0033:0x7f18afeaab19 [ 126.394827] 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 [ 126.396680] RSP: 002b:00007f18ad420218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 126.397459] RAX: 0000000000000001 RBX: 00007f18affbdf68 RCX: 00007f18afeaab19 [ 126.398194] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f18affbdf6c [ 126.398917] RBP: 00007f18affbdf60 R08: 000000000000000e R09: 0000000000000000 [ 126.399643] R10: 0000000000000004 R11: 0000000000000246 R12: 00007f18affbdf6c [ 126.400371] R13: 00007ffe6b21e20f R14: 00007f18ad420300 R15: 0000000000022000 [ 126.401101] [ 126.401349] irq event stamp: 712 [ 126.401692] hardirqs last enabled at (711): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 126.402638] hardirqs last disabled at (712): [] __schedule+0x1225/0x2470 [ 126.403477] softirqs last enabled at (0): [] copy_process+0x1e15/0x6e20 [ 126.404324] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 126.404965] ---[ end trace 0000000000000000 ]--- [ 128.854882] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 128.857067] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 128.858968] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 128.863095] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 128.865609] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 128.867377] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 128.872251] Bluetooth: hci0: HCI_REQ-0x0c1a [ 130.892259] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 130.892347] Bluetooth: hci0: command 0x0409 tx timeout [ 132.940282] Bluetooth: hci0: command 0x041b tx timeout [ 134.988302] Bluetooth: hci0: command 0x040f tx timeout [ 135.116283] Bluetooth: hci6: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 03:31:21 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff84274587 RDX=ffffed100d9e6fd1 RSI=0000000000000004 RDI=ffff88806cf37e80 RBP=ffff88806cf37e80 RSP=ffff88801aa0fab0 R8 =0000000000000000 R9 =ffff88806cf37e83 R10=ffffed100d9e6fd0 R11=0000000000000001 R12=0000000000000003 R13=ffffed100d9e6fd0 R14=0000000000000001 R15=1ffff11003541f57 RIP=ffffffff84274604 RFL=00000002 [-------] 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 0000555555a52400 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff13b9d26f4 CR3=0000000039d22000 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 YMM00=0000000000000000 0000000000000000 0000ffff00000000 000000000000ffff YMM01=0000000000000000 0000000000000000 2525252525252525 2525252525252525 YMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM04=0000000000000000 0000000000000000 000000ff00000000 00000000000000ff YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 info registers vcpu 1 RAX=000000000000002c RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff823bb0f1 RDI=ffffffff8765a9a0 RBP=ffffffff8765a960 RSP=ffff88801dfcf690 R8 =0000000000000001 R9 =000000000000000a R10=000000000000002c R11=0000000000000001 R12=000000000000002c R13=ffffffff8765a960 R14=0000000000000010 R15=ffffffff823bb0e0 RIP=ffffffff823bb149 RFL=00000002 [-------] 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 00007f18ad420700 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa9f3992028 CR3=0000000040054000 CR4=00350ee0 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 YMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM01=0000000000000000 0000000000000000 00007f18aff917c0 00007f18aff917c8 YMM02=0000000000000000 0000000000000000 00007f18aff917e0 00007f18aff917c0 YMM03=0000000000000000 0000000000000000 00007f18aff917c8 00007f18aff917c0 YMM04=0000000000000000 0000000000000000 ffffffffffffffff ffffffff00000000 YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 000000524f525245 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 00524f5252450040 YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000