Warning: Permanently added '10.128.0.14' (ED25519) to the list of known hosts. executing program executing program executing program [ 217.074241][ T1066] Bluetooth: hci2: command 0x0409 tx timeout [ 217.098249][ T1280] Bluetooth: hci0: command 0x0409 tx timeout [ 217.109499][ T1066] Bluetooth: hci4: command 0x0409 tx timeout [ 217.116548][ T1066] Bluetooth: hci1: command 0x0409 tx timeout executing program executing program [ 217.128178][ T1280] Bluetooth: hci3: command 0x0409 tx timeout [ 322.168062][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 322.176131][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P1066/1:b..l [ 322.185969][ C0] (detected by 0, t=10502 jiffies, g=4045, q=8) [ 322.193380][ C0] task:kworker/0:2 state:R running task stack:25016 pid: 1066 ppid: 2 flags:0x00004000 [ 322.211445][ C0] Workqueue: events_power_efficient gc_worker [ 322.223955][ C0] Call Trace: [ 322.227797][ C0] [ 322.230957][ C0] __schedule+0x12c4/0x45b0 [ 322.235720][ C0] ? validate_chain+0x112/0x5930 [ 322.240763][ C0] ? mark_lock+0x98/0x340 [ 322.245116][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 322.251107][ C0] ? release_firmware_map_entry+0x190/0x190 [ 322.257019][ C0] ? preempt_schedule_irq+0xec/0x1c0 [ 322.262309][ C0] preempt_schedule_irq+0xf7/0x1c0 [ 322.267424][ C0] ? __cond_resched+0x20/0x20 [ 322.272120][ C0] irqentry_exit+0x53/0x80 [ 322.278461][ C0] asm_sysvec_reschedule_ipi+0x16/0x20 [ 322.285111][ C0] RIP: 0010:seqcount_lockdep_reader_access+0x1dc/0x220 [ 322.292165][ C0] Code: f9 4d 85 ed 75 16 e8 d3 aa 05 f9 eb 15 e8 cc aa 05 f9 e8 97 eb a2 01 4d 85 ed 74 ea e8 bd aa 05 f9 fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 3c 00 00 00 00 66 43 c7 44 3c 09 00 00 43 c6 44 3c 0b 00 [ 322.313205][ C0] RSP: 0000:ffffc90004467a40 EFLAGS: 00000293 [ 322.319303][ C0] RAX: ffffffff887ab223 RBX: 0000000000000000 RCX: ffff88801ba2bb80 [ 322.327291][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 322.335267][ C0] RBP: ffffc90004467af0 R08: ffffffff887ab1f9 R09: fffffbfff1f7ec2b [ 322.343246][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 322.351221][ C0] R13: 0000000000000200 R14: 0000000000000046 R15: 1ffff9200088cf48 [ 322.359205][ C0] ? seqcount_lockdep_reader_access+0x1a9/0x220 [ 322.365452][ C0] ? seqcount_lockdep_reader_access+0x1d3/0x220 [ 322.371900][ C0] ? nf_conntrack_hash_check_insert+0x750/0x750 [ 322.378171][ C0] gc_worker+0x30f/0x14b0 [ 322.382523][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 322.388606][ C0] ? print_irqtrace_events+0x210/0x210 [ 322.394182][ C0] ? init_conntrack+0x1740/0x1740 [ 322.399215][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 322.404429][ C0] process_one_work+0x8a1/0x10c0 [ 322.409468][ C0] ? worker_detach_from_pool+0x260/0x260 [ 322.415110][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 322.420662][ C0] ? kthread_data+0x4e/0xc0 [ 322.425384][ C0] ? wq_worker_running+0x97/0x170 [ 322.430414][ C0] worker_thread+0xaca/0x1280 [ 322.435095][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 322.441012][ C0] kthread+0x3f6/0x4f0 [ 322.445085][ C0] ? rcu_lock_release+0x20/0x20 [ 322.449944][ C0] ? kthread_blkcg+0xd0/0xd0 [ 322.454536][ C0] ret_from_fork+0x1f/0x30 [ 322.458987][ C0] [ 322.462006][ C0] rcu: rcu_preempt kthread starved for 10528 jiffies! g4045 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 322.473113][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 322.483080][ C0] rcu: RCU grace-period kthread stack dump: [ 322.489006][ C0] task:rcu_preempt state:R running task stack:27000 pid: 15 ppid: 2 flags:0x00004000 [ 322.502357][ C0] Call Trace: [ 322.510228][ C0] [ 322.517637][ C0] __schedule+0x12c4/0x45b0 [ 322.525026][ C0] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 322.533798][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 322.539729][ C0] ? __mod_timer+0xa8e/0xeb0 [ 322.544509][ C0] ? release_firmware_map_entry+0x190/0x190 [ 322.550413][ C0] ? mod_timer_pending+0x20/0x20 [ 322.555355][ C0] ? lockdep_softirqs_off+0x420/0x420 [ 322.560737][ C0] schedule+0x11b/0x1f0 [ 322.564899][ C0] schedule_timeout+0x1b9/0x300 [ 322.569757][ C0] ? console_conditional_schedule+0x40/0x40 [ 322.575652][ C0] ? update_process_times+0x200/0x200 [ 322.581036][ C0] ? prepare_to_swait_event+0x321/0x340 [ 322.586646][ C0] rcu_gp_fqs_loop+0x2bf/0x1080 [ 322.591538][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 322.596739][ C0] ? lockdep_hardirqs_on+0x94/0x130 [ 322.601944][ C0] ? rcu_gp_init+0xdae/0x1140 [ 322.606630][ C0] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 322.612882][ C0] ? rcu_gp_init+0x1140/0x1140 [ 322.618500][ C0] ? finish_swait+0xc5/0x1d0 [ 322.623694][ C0] rcu_gp_kthread+0xa4/0x360 [ 322.628390][ C0] ? _raw_spin_unlock+0x40/0x40 [ 322.633344][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 322.638597][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 322.644690][ C0] ? __kthread_parkme+0x15c/0x1c0 [ 322.655070][ C0] kthread+0x3f6/0x4f0 [ 322.662136][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 322.667285][ C0] ? kthread_blkcg+0xd0/0xd0 [ 322.671897][ C0] ret_from_fork+0x1f/0x30 [ 322.676347][ C0] [ 322.679363][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 322.685681][ C0] NMI backtrace for cpu 0 [ 322.690021][ C0] CPU: 0 PID: 3550 Comm: syz-executor252 Not tainted 5.15.156-syzkaller #0 [ 322.698619][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 322.708683][ C0] Call Trace: [ 322.711963][ C0] [ 322.714804][ C0] dump_stack_lvl+0x1e3/0x2d0 [ 322.719495][ C0] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 322.725132][ C0] ? panic+0x860/0x860 [ 322.730956][ C0] nmi_cpu_backtrace+0x46a/0x4a0 [ 322.736014][ C0] ? __wake_up_klogd+0xd5/0x100 [ 322.742413][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 322.748576][ C0] ? _printk+0xd1/0x120 [ 322.752742][ C0] ? cpu_online+0x1f/0x40 [ 322.757074][ C0] ? panic+0x860/0x860 [ 322.761149][ C0] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 322.767295][ C0] nmi_trigger_cpumask_backtrace+0x181/0x2a0 [ 322.773301][ C0] rcu_check_gp_kthread_starvation+0x1d2/0x240 [ 322.779468][ C0] print_other_cpu_stall+0x137a/0x14d0 [ 322.784943][ C0] ? print_cpu_stall+0x600/0x600 [ 322.789888][ C0] ? __lock_acquire+0x1ff0/0x1ff0 [ 322.794918][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 322.800123][ C0] rcu_sched_clock_irq+0xa38/0x1150 [ 322.805334][ C0] ? rcutree_dead_cpu+0x20/0x20 [ 322.812083][ C0] ? hrtimer_run_queues+0x163/0x450 [ 322.817680][ C0] ? account_process_tick+0x232/0x3a0 [ 322.824917][ C0] update_process_times+0x196/0x200 [ 322.830154][ C0] tick_sched_timer+0x386/0x550 [ 322.835100][ C0] ? tick_setup_sched_timer+0x2d0/0x2d0 [ 322.840647][ C0] __hrtimer_run_queues+0x55b/0xcf0 [ 322.845865][ C0] ? hrtimer_interrupt+0x980/0x980 [ 322.850976][ C0] ? ktime_get_update_offsets_now+0x407/0x420 [ 322.857058][ C0] hrtimer_interrupt+0x392/0x980 [ 322.862017][ C0] __sysvec_apic_timer_interrupt+0x139/0x470 [ 322.868022][ C0] sysvec_apic_timer_interrupt+0x8c/0xb0 [ 322.873659][ C0] [ 322.876587][ C0] [ 322.879517][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 322.885500][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 322.891311][ C0] Code: 91 80 f6 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 be b4 3b f7 48 89 df e8 96 08 3d f7 e8 b1 bf 5f f7 fb bf 01 00 00 00 b6 44 30 f7 65 8b 05 87 52 db 75 85 c0 74 02 5b c3 e8 f4 70 d9 [ 322.910920][ C0] RSP: 0018:ffffc90002e77bc0 EFLAGS: 00000282 [ 322.916994][ C0] RAX: 576c02d8c27d0400 RBX: ffff888078f0b780 RCX: ffffffff913edf03 [ 322.925323][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8b2980 RDI: 0000000000000001 [ 322.933309][ C0] RBP: 0000000000000000 R08: ffffffff8186dd10 R09: ffffed100f1e16f1 [ 322.941470][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000021 [ 322.949443][ C0] R13: dffffc0000000000 R14: ffff888078f0bc18 R15: ffff888078f0b780 [ 322.957430][ C0] ? trace_hardirqs_on+0x30/0x80 [ 322.962547][ C0] get_signal+0x13ee/0x14e0 [ 322.967245][ C0] arch_do_signal_or_restart+0xc3/0x1890 [ 322.973193][ C0] ? __do_compat_sys_x32_rt_sigreturn+0x250/0x250 [ 322.979722][ C0] ? __might_fault+0xb4/0x110 [ 322.984478][ C0] ? _copy_from_user+0x10f/0x170 [ 322.989460][ C0] ? restore_altstack+0x274/0x400 [ 322.994488][ C0] ? get_sigframe_size+0x10/0x10 [ 322.999428][ C0] ? __ia32_sys_sigaltstack+0x60/0x60 [ 323.005693][ C0] ? __do_sys_rt_sigreturn+0x19d/0x250 [ 323.008051][ C1] sched: RT throttling activated [ 323.013945][ T25] Bluetooth: hci1: command 0x041b tx timeout [ 323.016720][ C0] ? exit_to_user_mode_loop+0x39/0x130 [ 323.029271][ C0] exit_to_user_mode_loop+0x97/0x130 [ 323.034669][ C0] exit_to_user_mode_prepare+0xb1/0x140 [ 323.040233][ C0] syscall_exit_to_user_mode+0x5d/0x240 [ 323.045888][ C0] do_syscall_64+0x47/0xb0 [ 323.050333][ C0] ? clear_bhb_loop+0x15/0x70 [ 323.053031][ T25] Bluetooth: hci4: command 0x041b tx timeout [ 323.055023][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 323.055053][ C0] RIP: 0033:0x7fc5a08ef05a executing program [ 323.071326][ C0] Code: 10 b0 06 20 31 c0 bf df 00 00 00 48 c7 04 25 08 b0 06 20 08 00 00 00 48 c7 04 25 18 b0 06 20 09 00 00 00 e8 08 4e 03 00 89 df <83> c3 01 e8 4e 3f 03 00 83 fb 1e 75 f1 31 ff e8 a2 7a 00 00 66 90 [ 323.101149][ C0] RSP: 002b:00007ffcab47bb60 EFLAGS: 00000217 [ 323.107840][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fc5a0923e79 executing program [ 323.115829][ C0] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000003 [ 323.121733][ T25] Bluetooth: hci2: command 0x041b tx timeout [ 323.123805][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 323.123821][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000002e4e1 [ 323.123832][ C0] R13: 00007ffcab47bb78 R14: 00007ffcab47bbd0 R15: 00007ffcab47bbc0 [ 323.123856][ C0] [ 323.149478][ T25] Bluetooth: hci0: command 0x041b tx timeout