Warning: Permanently added '10.128.0.111' (ED25519) to the list of known hosts. [ 188.553842][ T5089] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 188.562511][ T5089] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 188.571447][ T5089] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 188.588981][ T5091] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 188.598534][ T5091] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 188.608054][ T5093] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 188.616009][ T5093] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 188.624378][ T5097] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 188.632239][ T5093] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 188.640267][ T5097] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 188.650799][ T5093] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 188.651542][ T5097] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 188.658703][ T5093] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 188.664942][ T5099] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 188.672967][ T5093] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 188.679122][ T5097] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 188.688560][ T5093] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 188.695151][ T5099] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 188.701507][ T5093] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 188.708404][ T5099] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 188.714799][ T5093] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 188.722210][ T5099] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 188.728704][ T5093] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 188.735233][ T5099] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 188.744134][ T5093] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 188.751920][ T5099] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 188.757055][ T5093] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 188.770677][ T5093] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 188.779407][ T52] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 188.798111][ T5085] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 294.145626][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 294.152842][ C0] rcu: (detected by 0, t=10502 jiffies, g=6933, q=12 ncpus=2) [ 294.160404][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294966474-4294955971), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 294.173786][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g6933 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 294.184913][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 294.194892][ C0] rcu: RCU grace-period kthread stack dump: [ 294.200788][ C0] task:rcu_preempt state:R running task stack:28736 pid:16 tgid:16 ppid:2 flags:0x00004000 [ 294.212554][ C0] Call Trace: [ 294.215844][ C0] [ 294.218791][ C0] __schedule+0xf15/0x5ce0 [ 294.223243][ C0] ? __pfx___lock_acquire+0x10/0x10 [ 294.228489][ C0] ? __pfx___schedule+0x10/0x10 [ 294.233361][ C0] ? schedule+0x298/0x350 [ 294.237708][ C0] ? __pfx_lock_release+0x10/0x10 [ 294.242756][ C0] ? __pfx___mod_timer+0x10/0x10 [ 294.247722][ C0] ? lock_acquire+0x1b1/0x540 [ 294.252432][ C0] ? lockdep_init_map_type+0x16d/0x7d0 [ 294.257927][ C0] schedule+0xe7/0x350 [ 294.262020][ C0] schedule_timeout+0x136/0x2a0 [ 294.266921][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 294.272319][ C0] ? __pfx_process_timeout+0x10/0x10 [ 294.277633][ C0] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 294.283474][ C0] ? prepare_to_swait_event+0xf0/0x470 [ 294.288972][ C0] rcu_gp_fqs_loop+0x1eb/0xb00 [ 294.293771][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 294.299094][ C0] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 294.304936][ C0] rcu_gp_kthread+0x271/0x380 [ 294.309643][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 294.314870][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 294.320094][ C0] ? __kthread_parkme+0x148/0x220 [ 294.325145][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 294.330367][ C0] kthread+0x2c1/0x3a0 [ 294.334463][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 294.339694][ C0] ? __pfx_kthread+0x10/0x10 [ 294.344312][ C0] ret_from_fork+0x45/0x80 [ 294.348759][ C0] ? __pfx_kthread+0x10/0x10 [ 294.353378][ C0] ret_from_fork_asm+0x1a/0x30 [ 294.358185][ C0] [ 294.361219][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 294.367547][ C0] CPU: 0 PID: 5104 Comm: syz-executor375 Not tainted 6.8.0-rc1-next-20240125-syzkaller #0 [ 294.377458][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 294.387540][ C0] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 294.393378][ C0] Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 6a dd ad f6 48 89 df e8 d2 58 ae f6 e8 dd 98 d5 f6 fb bf 01 00 00 00 b2 9f 9f f6 65 8b 05 f3 09 46 75 85 c0 74 06 5b c3 cc cc cc cc [ 294.413007][ C0] RSP: 0018:ffffc9000350fcf8 EFLAGS: 00000202 [ 294.419100][ C0] RAX: 0000000003a5f743 RBX: ffff888029be8940 RCX: 1ffffffff1ef3de1 [ 294.427092][ C0] RDX: 0000000000000000 RSI: ffffffff8aecbe20 RDI: 0000000000000001 [ 294.435078][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 294.443062][ C0] R10: ffffffff8f7a2197 R11: 0000000000000000 R12: ffff888029be8dd8 [ 294.451055][ C0] R13: 0000000000000021 R14: ffff888029be8d40 R15: 1ffff920006a1fae [ 294.459045][ C0] FS: 00005555556c93c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 294.467997][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 294.474607][ C0] CR2: 00007f5db33dc4c0 CR3: 000000007f4ba000 CR4: 00000000003506f0 [ 294.482595][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 294.490581][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 294.498568][ C0] Call Trace: [ 294.501858][ C0] [ 294.504714][ C0] ? show_regs+0x8e/0xa0 [ 294.508989][ C0] ? rcu_check_gp_kthread_starvation+0x31b/0x450 [ 294.515348][ C0] ? rcu_sched_clock_irq+0x22a2/0x3100 [ 294.520847][ C0] ? __pfx_rcu_sched_clock_irq+0x10/0x10 [ 294.526522][ C0] ? hrtimer_run_queues+0x97/0x440 [ 294.531650][ C0] ? rcu_read_lock_sched_held+0x3e/0x70 [ 294.537216][ C0] ? __pfx_tick_nohz_highres_handler+0x10/0x10 [ 294.543392][ C0] ? update_process_times+0x17a/0x220 [ 294.548790][ C0] ? __pfx_update_process_times+0x10/0x10 [ 294.554537][ C0] ? read_tsc+0x9/0x20 [ 294.558628][ C0] ? tick_sched_handle+0x8e/0x170 [ 294.563674][ C0] ? tick_nohz_highres_handler+0xed/0x120 [ 294.569415][ C0] ? __hrtimer_run_queues+0x657/0xc20 [ 294.574822][ C0] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 294.580566][ C0] ? ktime_get_update_offsets_now+0x3bd/0x620 [ 294.586674][ C0] ? hrtimer_interrupt+0x31b/0x800 [ 294.591820][ C0] ? __sysvec_apic_timer_interrupt+0x10f/0x410 [ 294.598005][ C0] ? sysvec_apic_timer_interrupt+0x90/0xb0 [ 294.603841][ C0] [ 294.606783][ C0] [ 294.609732][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 294.615923][ C0] ? _raw_spin_unlock_irq+0x29/0x50 [ 294.621151][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 294.626379][ C0] get_signal+0x187d/0x2760 [ 294.630917][ C0] ? __pfx_get_signal+0x10/0x10 [ 294.635791][ C0] ? do_sigaltstack.constprop.0+0x547/0x800 [ 294.641721][ C0] arch_do_signal_or_restart+0x90/0x7e0 [ 294.647295][ C0] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 294.653475][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 294.658710][ C0] ? __do_sys_rt_sigreturn+0x167/0x230 [ 294.664192][ C0] ? __pfx___do_sys_rt_sigreturn+0x10/0x10 [ 294.670035][ C0] syscall_exit_to_user_mode+0x153/0x2b0 [ 294.675702][ C0] do_syscall_64+0xe2/0x260 [ 294.680237][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 294.686152][ C0] RIP: 0033:0x7f5db33c4e79 [ 294.690583][ C0] 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 [ 294.710222][ C0] RSP: 002b:00007fff7cdc8028 EFLAGS: 00000246 [ 294.716323][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f5db33c4e79 [ 294.724314][ C0] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 294.732304][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 294.740293][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 294.748285][ C0] R13: 0000000000000004 R14: 00007fff7cdc80a0 R15: 00007fff7cdc8090 [ 294.756293][ C0]