Warning: Permanently added '10.128.0.180' (ED25519) to the list of known hosts. [ 191.036643][ T5083] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 191.060843][ T5089] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 191.069206][ T5089] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 191.087671][ T5095] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 191.094540][ T5096] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 191.096710][ T5095] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 191.102770][ T5096] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 191.109227][ T5095] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 191.115914][ T5098] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 191.123188][ T5095] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 191.131000][ T5096] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 191.137038][ T5095] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 191.145111][ T5098] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 191.151643][ T5095] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 191.157678][ T5096] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 191.165360][ T5095] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 191.171580][ T5098] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 191.179792][ T5095] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 191.185634][ T5096] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 191.193969][ T5095] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 191.200560][ T5096] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 191.206990][ T5099] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 191.214145][ T5096] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 191.221115][ T5095] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 191.227368][ T5096] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 191.234946][ T5099] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 191.241398][ T5096] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 191.248441][ T5095] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 191.255186][ T5100] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 191.262058][ T5099] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 191.269893][ T5095] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 191.283424][ T5099] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 191.283706][ T5095] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 191.290811][ T5099] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 191.311924][ T5099] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 191.320286][ T5099] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 296.484072][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 296.491135][ C0] rcu: (detected by 0, t=10502 jiffies, g=5133, q=12 ncpus=2) [ 296.498704][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294966801-4294956298), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 296.512103][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g5133 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 296.523247][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 296.533244][ C0] rcu: RCU grace-period kthread stack dump: [ 296.539148][ C0] task:rcu_preempt state:R running task stack:29088 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 296.550914][ C0] Call Trace: [ 296.554223][ C0] [ 296.557176][ C0] __schedule+0xf12/0x5c00 [ 296.561661][ C0] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 296.567679][ C0] ? io_schedule_timeout+0x150/0x150 [ 296.573004][ C0] ? schedule+0x1fc/0x270 [ 296.577369][ C0] ? reacquire_held_locks+0x4c0/0x4c0 [ 296.582769][ C0] ? timer_fixup_activate+0x220/0x220 [ 296.588187][ C0] ? lock_acquire+0x1ae/0x520 [ 296.592891][ C0] ? lockdep_init_map_type+0x16d/0x7d0 [ 296.598382][ C0] schedule+0xe9/0x270 [ 296.602499][ C0] schedule_timeout+0x137/0x290 [ 296.607379][ C0] ? usleep_range_state+0x1a0/0x1a0 [ 296.612605][ C0] ? do_init_timer+0x100/0x100 [ 296.617405][ C0] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 296.623236][ C0] ? prepare_to_swait_event+0xf4/0x470 [ 296.628729][ C0] rcu_gp_fqs_loop+0x1ec/0xb10 [ 296.633540][ C0] ? rcu_check_gp_kthread_starvation+0x450/0x450 [ 296.641825][ C0] ? reacquire_held_locks+0x4c0/0x4c0 [ 296.647237][ C0] rcu_gp_kthread+0x24b/0x380 [ 296.651956][ C0] ? rcu_gp_init+0x1510/0x1510 [ 296.656753][ C0] ? lockdep_hardirqs_on+0x7d/0x110 [ 296.661979][ C0] ? __kthread_parkme+0x14b/0x220 [ 296.667030][ C0] ? rcu_gp_init+0x1510/0x1510 [ 296.671839][ C0] kthread+0x2c6/0x3a0 [ 296.675936][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 296.681162][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 296.686828][ C0] ret_from_fork+0x45/0x80 [ 296.691272][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 296.696943][ C0] ret_from_fork_asm+0x11/0x20 [ 296.701750][ C0] [ 296.704783][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 296.711126][ C0] Sending NMI from CPU 0 to CPUs 1: [ 296.716368][ C1] NMI backtrace for cpu 1 [ 296.716378][ C1] CPU: 1 PID: 5106 Comm: syz-executor300 Not tainted 6.7.0-syzkaller-12991-g7a396820222d #0 [ 296.716393][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 296.716400][ C1] RIP: 0010:lockdep_hardirqs_on+0x83/0x110 [ 296.716421][ C1] Code: a3 9c 15 08 85 d2 75 10 48 8b 83 b0 0a 00 00 48 39 83 98 0a 00 00 75 36 48 c7 c7 80 ae cc 8a e8 83 18 00 00 8b 83 58 0a 00 00 <48> 89 ab 60 0a 00 00 65 c7 05 27 ee 74 75 01 00 00 00 83 c0 01 89 [ 296.716434][ C1] RSP: 0018:ffffc9000470fce0 EFLAGS: 00000096 [ 296.716445][ C1] RAX: 0000000003bb7e42 RBX: ffff888076f95940 RCX: 1ffffffff1e755f1 [ 296.716454][ C1] RDX: 0000000000000000 RSI: ffffffff8accae80 RDI: ffffffff8b2fce00 [ 296.716462][ C1] RBP: ffffffff8a913873 R08: 0000000000000001 R09: 0000000000000001 [ 296.716469][ C1] R10: ffffffff8f3ae217 R11: 0000000000000000 R12: ffff888028430dd8 [ 296.716477][ C1] R13: 0000000000000021 R14: ffff888028430d40 R15: 1ffff920008e1fae [ 296.716490][ C1] FS: 0000555556f4b3c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 296.716502][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 296.716511][ C1] CR2: 000000002006b000 CR3: 00000000783cf000 CR4: 0000000000350ef0 [ 296.716519][ C1] Call Trace: [ 296.716526][ C1] [ 296.716532][ C1] ? show_regs+0x8f/0xa0 [ 296.716550][ C1] ? nmi_cpu_backtrace+0x1d4/0x390 [ 296.716567][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 296.716586][ C1] ? nmi_handle+0x1a6/0x570 [ 296.716601][ C1] ? x86_pmu_event_mapped+0x1c0/0x1c0 [ 296.716622][ C1] ? lockdep_hardirqs_on+0x83/0x110 [ 296.716634][ C1] ? default_do_nmi+0x6a/0x160 [ 296.716653][ C1] ? exc_nmi+0x186/0x200 [ 296.716670][ C1] ? end_repeat_nmi+0xf/0x2a [ 296.716686][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 296.716704][ C1] ? lockdep_hardirqs_on+0x83/0x110 [ 296.716716][ C1] ? lockdep_hardirqs_on+0x83/0x110 [ 296.716729][ C1] ? lockdep_hardirqs_on+0x83/0x110 [ 296.716741][ C1] [ 296.716745][ C1] [ 296.716749][ C1] _raw_spin_unlock_irq+0x23/0x50 [ 296.716764][ C1] get_signal+0x1899/0x2790 [ 296.716783][ C1] ? exit_signals+0x960/0x960 [ 296.716798][ C1] ? do_sigaltstack.constprop.0+0x550/0x810 [ 296.716813][ C1] arch_do_signal_or_restart+0x90/0x7f0 [ 296.716840][ C1] ? get_sigframe_size+0x20/0x20 [ 296.716858][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 296.716874][ C1] ? __do_sys_rt_sigreturn+0x168/0x230 [ 296.716893][ C1] ? x64_setup_rt_frame+0xcc0/0xcc0 [ 296.716913][ C1] syscall_exit_to_user_mode+0x156/0x2b0 [ 296.716927][ C1] do_syscall_64+0xe0/0x250 [ 296.716946][ C1] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 296.716961][ C1] RIP: 0033:0x7f04d54c8e79 [ 296.716971][ 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 [ 296.716983][ C1] RSP: 002b:00007ffd1c6c0e08 EFLAGS: 00000246 [ 296.716992][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f04d54c8e79 [ 296.716999][ C1] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 296.717007][ C1] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 296.717014][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555556f4b370 [ 296.717022][ C1] R13: 0000000000000000 R14: 00007ffd1c6c0e80 R15: 00007ffd1c6c0e70 [ 296.717034][ C1]