Warning: Permanently added '10.128.0.181' (ED25519) to the list of known hosts. [ 196.563810][ T5105] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 196.573368][ T5105] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 196.583368][ T5106] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 196.593717][ T5106] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 196.601254][ T5106] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 196.609376][ T5106] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 196.612845][ T5109] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 196.616869][ T5106] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 196.624771][ T5109] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 196.631330][ T5106] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 196.638219][ T5111] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 196.645014][ T5106] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 196.652321][ T5111] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 196.659738][ T5106] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 196.667379][ T5109] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 196.673241][ T5106] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 196.679765][ T5111] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 196.687110][ T5106] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 196.695453][ T5109] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 196.701594][ T5106] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 196.707758][ T5109] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 196.715718][ T5106] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 196.722551][ T5111] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 196.731329][ T5106] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 196.742646][ T51] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 196.742838][ T5111] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 196.750924][ T51] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 196.758020][ T5111] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 196.764193][ T5106] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 196.772376][ T5111] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 196.782247][ T5106] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 196.784778][ T5111] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 196.794691][ T5106] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 196.798882][ T5111] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 196.813684][ T5111] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 196.821768][ T5111] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 302.231746][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 302.238895][ C0] rcu: (detected by 0, t=10502 jiffies, g=6637, q=6 ncpus=2) [ 302.246370][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294967380-4294956879), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 302.259758][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g6637 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 302.270889][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 302.280877][ C0] rcu: RCU grace-period kthread stack dump: [ 302.286775][ C0] task:rcu_preempt state:R running task stack:26256 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 302.298548][ C0] Call Trace: [ 302.301848][ C0] [ 302.304802][ C0] __schedule+0x17d1/0x49f0 [ 302.309396][ C0] ? srso_return_thunk+0x5/0x5f [ 302.314278][ C0] ? __pfx___schedule+0x10/0x10 [ 302.319175][ C0] ? __pfx_lock_release+0x10/0x10 [ 302.324247][ C0] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 302.330090][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 302.336545][ C0] ? schedule+0x8e/0x260 [ 302.340823][ C0] schedule+0x149/0x260 [ 302.345017][ C0] schedule_timeout+0x1bd/0x310 [ 302.349899][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 302.355304][ C0] ? __pfx_process_timeout+0x10/0x10 [ 302.360631][ C0] ? srso_return_thunk+0x5/0x5f [ 302.365511][ C0] ? prepare_to_swait_event+0x32d/0x350 [ 302.371102][ C0] rcu_gp_fqs_loop+0x2df/0x1330 [ 302.376001][ C0] ? __pfx_dyntick_save_progress_counter+0x10/0x10 [ 302.382533][ C0] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 302.388457][ C0] ? srso_return_thunk+0x5/0x5f [ 302.393335][ C0] ? lockdep_hardirqs_on+0x98/0x140 [ 302.398568][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 302.403882][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 302.409816][ C0] ? srso_return_thunk+0x5/0x5f [ 302.414689][ C0] ? finish_swait+0xd3/0x1e0 [ 302.419317][ C0] rcu_gp_kthread+0xa7/0x3b0 [ 302.423943][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 302.429169][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 302.435101][ C0] ? srso_return_thunk+0x5/0x5f [ 302.439975][ C0] ? __kthread_parkme+0x168/0x1d0 [ 302.445048][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 302.450281][ C0] kthread+0x2f1/0x390 [ 302.454379][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 302.459615][ C0] ? __pfx_kthread+0x10/0x10 [ 302.464235][ C0] ret_from_fork+0x4d/0x80 [ 302.468688][ C0] ? __pfx_kthread+0x10/0x10 [ 302.473309][ C0] ret_from_fork_asm+0x1b/0x30 [ 302.478125][ C0] [ 302.481159][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 302.487491][ C0] CPU: 0 PID: 5121 Comm: syz-executor935 Not tainted 6.8.0-rc6-syzkaller-00194-g17ba56605bfd #0 [ 302.497927][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 302.507998][ C0] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 302.513847][ C0] Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 da 2b ff f5 48 89 df e8 92 6b 00 f6 e8 ad 8a 28 f6 fb bf 01 00 00 00 62 3c f2 f5 65 8b 05 e3 ad 91 74 85 c0 74 06 5b e9 71 40 00 00 [ 302.533567][ C0] RSP: 0018:ffffc900042f7c70 EFLAGS: 00000282 [ 302.539834][ C0] RAX: 405b727406891500 RBX: ffff8880277e1bc0 RCX: ffffffff94485303 [ 302.547828][ C0] RDX: dffffc0000000000 RSI: ffffffff8baab660 RDI: 0000000000000001 [ 302.555825][ C0] RBP: ffffc900042f7db0 R08: ffffffff8f856bef R09: 1ffffffff1f0ad7d [ 302.563821][ C0] R10: dffffc0000000000 R11: fffffbfff1f0ad7e R12: 1ffff11004efc40b [ 302.571816][ C0] R13: 000000001c000004 R14: 0000000000000021 R15: ffff8880277e2058 [ 302.579811][ C0] FS: 0000555556e533c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 302.588766][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 302.595367][ C0] CR2: 000000002006b000 CR3: 00000000789f8000 CR4: 0000000000350ef0 [ 302.603359][ C0] Call Trace: [ 302.606652][ C0] [ 302.609519][ C0] ? rcu_check_gp_kthread_starvation+0x278/0x310 [ 302.615887][ C0] ? print_other_cpu_stall+0x14a4/0x15e0 [ 302.621572][ C0] ? __pfx_print_other_cpu_stall+0x10/0x10 [ 302.627413][ C0] ? ktime_get+0x83/0x280 [ 302.631782][ C0] ? srso_return_thunk+0x5/0x5f [ 302.636664][ C0] ? srso_return_thunk+0x5/0x5f [ 302.641546][ C0] ? kvm_check_and_clear_guest_paused+0x6a/0xd0 [ 302.647819][ C0] ? rcu_sched_clock_irq+0x9d4/0x1090 [ 302.653228][ C0] ? __pfx_rcu_read_lock_sched_held+0x10/0x10 [ 302.659337][ C0] ? __pfx_rcu_sched_clock_irq+0x10/0x10 [ 302.665005][ C0] ? srso_return_thunk+0x5/0x5f [ 302.669876][ C0] ? hrtimer_run_queues+0x167/0x450 [ 302.675097][ C0] ? srso_return_thunk+0x5/0x5f [ 302.679972][ C0] ? acct_account_cputime+0xdd/0x210 [ 302.685298][ C0] ? update_process_times+0x14b/0x1b0 [ 302.690701][ C0] ? tick_nohz_highres_handler+0x379/0x550 [ 302.696538][ C0] ? __pfx_tick_nohz_highres_handler+0x10/0x10 [ 302.702718][ C0] ? __hrtimer_run_queues+0x54d/0xd00 [ 302.708131][ C0] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 302.713870][ C0] ? srso_return_thunk+0x5/0x5f [ 302.718747][ C0] ? ktime_get_update_offsets_now+0x411/0x430 [ 302.724855][ C0] ? hrtimer_interrupt+0x396/0x990 [ 302.730016][ C0] ? __sysvec_apic_timer_interrupt+0x109/0x3a0 [ 302.736209][ C0] ? sysvec_apic_timer_interrupt+0x92/0xb0 [ 302.742050][ C0] [ 302.744994][ C0] [ 302.747940][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 302.754132][ C0] ? _raw_spin_unlock_irq+0x29/0x50 [ 302.759367][ C0] get_signal+0x156d/0x1850 [ 302.763920][ C0] ? __pfx_get_signal+0x10/0x10 [ 302.768816][ C0] arch_do_signal_or_restart+0x96/0x860 [ 302.774403][ C0] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 302.780583][ C0] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 302.786612][ C0] ? syscall_exit_to_user_mode+0xa2/0x360 [ 302.792369][ C0] syscall_exit_to_user_mode+0xc8/0x360 [ 302.797951][ C0] do_syscall_64+0x108/0x240 [ 302.802581][ C0] ? srso_return_thunk+0x5/0x5f [ 302.807457][ C0] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 302.813389][ C0] RIP: 0033:0x7ff69b8784a9 [ 302.817832][ C0] Code: 16 40 50 0f 11 00 48 89 50 50 48 8b 50 10 48 89 78 10 48 89 50 40 48 89 d7 eb b2 66 0f 1f 44 00 00 64 48 8b 0c 25 10 00 00 00 <8b> 91 08 03 00 00 48 8d b9 08 03 00 00 89 d6 83 ce 02 39 d6 74 21 [ 302.837465][ C0] RSP: 002b:00007ffce719a788 EFLAGS: 00000206 [ 302.843572][ C0] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000555556e533c0 [ 302.851562][ C0] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000003 [ 302.859552][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 302.867582][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555556e53370 [ 302.875576][ C0] R13: 0000000000000001 R14: 00007ffce719a820 R15: 00007ffce719a810 [ 302.883588][ C0]