Warning: Permanently added '10.128.1.146' (ED25519) to the list of known hosts. [ 199.988600][ T5097] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 199.996282][ T5099] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 199.997377][ T5097] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 200.005036][ T5099] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 200.011934][ T5097] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 200.018344][ T5100] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 200.025787][ T5097] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 200.032488][ T5100] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 200.040535][ T5097] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 200.046266][ T5099] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 200.053492][ T5097] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 200.067848][ T5100] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 200.068299][ T5097] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 200.075474][ T5100] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 200.083320][ T5097] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 200.089182][ T5099] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 200.096186][ T5097] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 200.103346][ T5099] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 200.112773][ T5097] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 200.118070][ T5099] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 200.123874][ T5097] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 200.131559][ T5099] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 200.138833][ T5102] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 200.144878][ T5099] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 200.152075][ T5102] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 200.165675][ T5099] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 200.166733][ T5102] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 200.172955][ T5099] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 200.187469][ T5095] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 200.195955][ T5099] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 200.196449][ T50] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 200.210609][ T50] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 200.213325][ T5099] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 200.224818][ T50] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 200.238413][ T5095] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 200.248135][ T5095] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 305.512781][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 305.519936][ C0] rcu: (detected by 0, t=10502 jiffies, g=6309, q=6 ncpus=2) [ 305.527422][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294967666-4294957164), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 305.540830][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g6309 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 305.551961][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 305.561949][ C0] rcu: RCU grace-period kthread stack dump: [ 305.567853][ C0] task:rcu_preempt state:R running task stack:26440 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 305.579628][ C0] Call Trace: [ 305.582939][ C0] [ 305.585913][ C0] __schedule+0x1960/0x4a80 [ 305.590637][ C0] ? release_firmware_map_entry+0x190/0x190 [ 305.596571][ C0] ? __lock_acquire+0x7f70/0x7f70 [ 305.601684][ C0] ? __asan_memset+0x23/0x40 [ 305.606354][ C0] ? lockdep_softirqs_off+0x420/0x420 [ 305.611767][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 305.617700][ C0] ? _raw_spin_unlock+0x40/0x40 [ 305.622583][ C0] ? schedule+0x8e/0x260 [ 305.626859][ C0] schedule+0x149/0x260 [ 305.631069][ C0] schedule_timeout+0x1bd/0x300 [ 305.635959][ C0] ? console_conditional_schedule+0x40/0x40 [ 305.641894][ C0] ? update_process_times+0x1b0/0x1b0 [ 305.647315][ C0] ? prepare_to_swait_event+0x32d/0x350 [ 305.652909][ C0] rcu_gp_fqs_loop+0x30a/0x14f0 [ 305.657813][ C0] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 305.663748][ C0] ? lockdep_hardirqs_on+0x98/0x140 [ 305.669076][ C0] ? rcu_gp_init+0x15e0/0x15e0 [ 305.673874][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 305.679819][ C0] ? finish_swait+0xd3/0x1e0 [ 305.684490][ C0] rcu_gp_kthread+0xa7/0x3b0 [ 305.689120][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 305.694261][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 305.700189][ C0] ? __kthread_parkme+0x168/0x1c0 [ 305.705291][ C0] kthread+0x2d3/0x370 [ 305.709389][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 305.714531][ C0] ? kthread_blkcg+0xd0/0xd0 [ 305.719186][ C0] ret_from_fork+0x48/0x80 [ 305.723681][ C0] ? kthread_blkcg+0xd0/0xd0 [ 305.728314][ C0] ret_from_fork_asm+0x11/0x20 [ 305.733163][ C0] [ 305.736211][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 305.742569][ C0] Sending NMI from CPU 0 to CPUs 1: [ 305.747801][ C1] NMI backtrace for cpu 1 [ 305.747815][ C1] CPU: 1 PID: 5106 Comm: syz-executor399 Not tainted 6.6.0-syzkaller-16176-g1b907d050735 #0 [ 305.747833][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 305.747843][ C1] RIP: 0010:__lock_acquire+0xab/0x7f70 [ 305.747871][ C1] Code: f1 f1 f1 f1 00 f2 f2 f2 4a 89 04 03 48 b8 f2 f2 f2 00 f2 f2 f2 00 4a 89 44 03 09 48 b8 f2 f2 f2 f2 f2 00 00 00 4a 89 44 03 17 <48> b8 f2 f2 f2 f2 f2 00 f3 f3 4a 89 44 03 23 42 c6 44 03 2b f3 65 [ 305.747885][ C1] RSP: 0018:ffffc900045f7400 EFLAGS: 00000802 [ 305.747900][ C1] RAX: 000000f2f2f2f2f2 RBX: 1ffff920008beea4 RCX: 0000000000000002 [ 305.747912][ C1] RDX: ffffffff8d946cc8 RSI: 0000000000000000 RDI: ffffffff8d946cc8 [ 305.747924][ C1] RBP: ffffc900045f76c8 R08: dffffc0000000000 R09: 0000000000000001 [ 305.747935][ C1] R10: dffffc0000000000 R11: fffffbfff1e01a46 R12: 0000000000000000 [ 305.747946][ C1] R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000046 [ 305.747957][ C1] FS: 00005555556443c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 305.747971][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 305.747983][ C1] CR2: 000000002006b000 CR3: 0000000076828000 CR4: 00000000003506f0 [ 305.747997][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 305.748006][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 305.748017][ C1] Call Trace: [ 305.748024][ C1] [ 305.748030][ C1] ? nmi_cpu_backtrace+0x3be/0x4d0 [ 305.748079][ C1] ? read_lock_is_recursive+0x20/0x20 [ 305.748101][ C1] ? nmi_trigger_cpumask_backtrace+0x310/0x310 [ 305.748134][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 305.748158][ C1] ? nmi_handle+0x14c/0x570 [ 305.748184][ C1] ? nmi_handle+0x2a/0x570 [ 305.748209][ C1] ? __lock_acquire+0xab/0x7f70 [ 305.748228][ C1] ? default_do_nmi+0x62/0x150 [ 305.748252][ C1] ? exc_nmi+0x121/0x200 [ 305.748279][ C1] ? end_repeat_nmi+0xf/0x2a [ 305.748375][ C1] ? __lock_acquire+0xab/0x7f70 [ 305.748396][ C1] ? __lock_acquire+0xab/0x7f70 [ 305.748417][ C1] ? __lock_acquire+0xab/0x7f70 [ 305.748438][ C1] [ 305.748443][ C1] [ 305.748462][ C1] ? verify_lock_unused+0x140/0x140 [ 305.748487][ C1] ? verify_lock_unused+0x140/0x140 [ 305.748513][ C1] ? read_lock_is_recursive+0x20/0x20 [ 305.748534][ C1] ? debug_objects_fill_pool+0x80/0x9a0 [ 305.748573][ C1] ? __lock_acquire+0x7f70/0x7f70 [ 305.748600][ C1] lock_acquire+0x1e3/0x520 [ 305.748620][ C1] ? ktime_get+0x83/0x270 [ 305.748646][ C1] ? read_lock_is_recursive+0x20/0x20 [ 305.748670][ C1] ? ktime_get+0x35/0x270 [ 305.748693][ C1] ? __lock_acquire+0x7f70/0x7f70 [ 305.748716][ C1] ? ktime_get+0x83/0x270 [ 305.748738][ C1] ? __lock_acquire+0x7f70/0x7f70 [ 305.748757][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 305.748775][ C1] ? ktime_get+0x83/0x270 [ 305.748798][ C1] seqcount_lockdep_reader_access+0xfc/0x220 [ 305.748826][ C1] ? ktime_get+0x83/0x270 [ 305.748846][ C1] ? ktime_get_real_ts64+0x460/0x460 [ 305.748870][ C1] ? ktime_get+0x83/0x270 [ 305.748894][ C1] ? seqcount_lockdep_reader_access+0x1c1/0x220 [ 305.748919][ C1] ktime_get+0x83/0x270 [ 305.748942][ C1] clockevents_program_min_delta+0x55/0x410 [ 305.748973][ C1] ? read_tsc+0x9/0x20 [ 305.748990][ C1] ? ktime_get+0x246/0x270 [ 305.749012][ C1] ? clockevents_program_event+0x222/0x310 [ 305.749037][ C1] hrtimer_start_range_ns+0xac1/0xc60 [ 305.749063][ C1] posixtimer_rearm+0x1b1/0x3f0 [ 305.749082][ C1] ? alarmtimer_resume+0x50/0x50 [ 305.749102][ C1] ? do_raw_spin_unlock+0x13b/0x8b0 [ 305.749129][ C1] dequeue_signal+0x249/0x590 [ 305.749155][ C1] ? unhandled_signal+0x1d0/0x1d0 [ 305.749185][ C1] ? uprobe_deny_signal+0x78/0x230 [ 305.749219][ C1] get_signal+0x5f6/0x1840 [ 305.749245][ C1] ? __might_fault+0xa5/0x120 [ 305.749268][ C1] ? ptrace_notify+0x380/0x380 [ 305.749298][ C1] ? do_sigaltstack+0x3f3/0x610 [ 305.749320][ C1] arch_do_signal_or_restart+0x96/0x860 [ 305.749353][ C1] ? get_sigframe_size+0x20/0x20 [ 305.749376][ C1] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 305.749405][ C1] ? exit_to_user_mode_loop+0x39/0x100 [ 305.749434][ C1] exit_to_user_mode_loop+0x6a/0x100 [ 305.749460][ C1] exit_to_user_mode_prepare+0xb1/0x140 [ 305.749493][ C1] syscall_exit_to_user_mode+0x64/0x280 [ 305.749528][ C1] do_syscall_64+0x50/0x110 [ 305.749550][ C1] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 305.749576][ C1] RIP: 0033:0x7fecfb1cde79 [ 305.749590][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 305.749603][ C1] RSP: 002b:00007ffe77891128 EFLAGS: 00000246 [ 305.749621][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fecfb1cde79 [ 305.749634][ C1] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 305.749644][ C1] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 305.749654][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555555644370 [ 305.749664][ C1] R13: 0000000000000003 R14: 00007ffe778911a0 R15: 00007ffe77891190 [ 305.749684][ C1] [ 305.749691][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.889 msecs