Warning: Permanently added '10.128.0.190' (ED25519) to the list of known hosts. [ 205.177291][ T5122] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 205.188258][ T5122] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 205.197855][ T5125] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 205.200322][ T5122] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 205.205984][ T5125] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 205.213306][ T5122] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 205.221756][ T5125] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 205.226784][ T5122] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 205.233691][ T5125] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 205.241061][ T5122] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 205.250226][ T5125] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 205.255190][ T5122] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 205.269549][ T5125] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 205.270424][ T5122] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 205.278694][ T5125] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 205.289624][ T5122] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 205.291745][ T5125] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 205.298749][ T5122] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 205.304801][ T5125] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 205.311701][ T5122] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 205.318968][ T5125] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 205.328221][ T5122] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 205.340719][ T5125] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 205.341761][ T5122] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 205.349856][ T5125] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 205.356080][ T5122] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 205.363000][ T5128] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 205.369558][ T5122] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 205.383212][ T5125] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 205.383954][ T5122] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 205.390660][ T5128] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 205.398998][ T5122] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 205.408091][ T5128] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 205.418922][ T5123] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 205.419475][ T5128] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 205.434321][ T5123] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 310.863727][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 310.870806][ C1] rcu: (detected by 1, t=10502 jiffies, g=7129, q=6 ncpus=2) [ 310.878280][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294968240-4294957737), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 310.891664][ C1] rcu: rcu_preempt kthread starved for 10504 jiffies! g7129 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 310.902802][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 310.912786][ C1] rcu: RCU grace-period kthread stack dump: [ 310.918718][ C1] task:rcu_preempt state:R running task stack:26448 pid:16 tgid:16 ppid:2 flags:0x00004000 [ 310.930522][ C1] Call Trace: [ 310.933818][ C1] [ 310.936766][ C1] __schedule+0x17e8/0x4a50 [ 310.941349][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 310.947024][ C1] ? __pfx___schedule+0x10/0x10 [ 310.951909][ C1] ? __pfx_lock_release+0x10/0x10 [ 310.956951][ C1] ? __asan_memset+0x23/0x50 [ 310.961660][ C1] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 310.967487][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 310.973839][ C1] ? schedule+0x90/0x320 [ 310.978113][ C1] schedule+0x14b/0x320 [ 310.982306][ C1] schedule_timeout+0x1be/0x310 [ 310.987191][ C1] ? __pfx_schedule_timeout+0x10/0x10 [ 310.992601][ C1] ? __pfx_process_timeout+0x10/0x10 [ 310.997938][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 311.003599][ C1] ? prepare_to_swait_event+0x32e/0x350 [ 311.009214][ C1] rcu_gp_fqs_loop+0x2df/0x1370 [ 311.014095][ C1] ? lockdep_hardirqs_on+0x99/0x150 [ 311.019331][ C1] ? __pfx_rcu_gp_init+0x10/0x10 [ 311.024292][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 311.029951][ C1] ? lockdep_hardirqs_on+0x99/0x150 [ 311.035187][ C1] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 311.040491][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 311.046455][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 311.052116][ C1] ? finish_swait+0xd4/0x1e0 [ 311.056730][ C1] rcu_gp_kthread+0xa7/0x3b0 [ 311.061365][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 311.066607][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 311.072560][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 311.078221][ C1] ? __kthread_parkme+0x169/0x1d0 [ 311.083304][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 311.088520][ C1] kthread+0x2f2/0x390 [ 311.092640][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 311.097946][ C1] ? __pfx_kthread+0x10/0x10 [ 311.102566][ C1] ret_from_fork+0x4d/0x80 [ 311.107205][ C1] ? __pfx_kthread+0x10/0x10 [ 311.111829][ C1] ret_from_fork_asm+0x1a/0x30 [ 311.116643][ C1] [ 311.119670][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 311.125996][ C1] Sending NMI from CPU 1 to CPUs 0: [ 311.131267][ C0] NMI backtrace for cpu 0 [ 311.131280][ C0] CPU: 0 PID: 5131 Comm: syz-executor142 Not tainted 6.9.0-rc5-syzkaller-00329-g5d12ed4bea43 #0 [ 311.131304][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 311.131317][ C0] RIP: 0010:rcu_is_watching+0x4/0xb0 [ 311.131348][ C0] Code: 82 cd 6c 03 e9 2b ff ff ff e8 48 db 03 0a 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <41> 57 41 56 53 65 ff 05 08 82 87 7e e8 7b f9 03 0a 89 c3 83 f8 08 [ 311.131367][ C0] RSP: 0018:ffffc900030afc78 EFLAGS: 00000202 [ 311.131387][ C0] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81ca6713 [ 311.131403][ C0] RDX: ffff888077419e00 RSI: 0000000000000001 RDI: 0000000000000000 [ 311.131419][ C0] RBP: ffffc900030afdb0 R08: ffffffff81ca6739 R09: 1ffffffff1f51f25 [ 311.131436][ C0] R10: dffffc0000000000 R11: fffffbfff1f51f26 R12: 000055556bdc1ce0 [ 311.131454][ C0] R13: 000055556bdc1d00 R14: 0000000000000001 R15: 0000000000000000 [ 311.131472][ C0] FS: 000055556bdc13c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 311.131497][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 311.131513][ C0] CR2: 000000002006b000 CR3: 000000007855e000 CR4: 0000000000350ef0 [ 311.131531][ C0] Call Trace: [ 311.131541][ C0] [ 311.131551][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 311.131576][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 311.131604][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 311.131633][ C0] ? nmi_handle+0x2a/0x5a0 [ 311.131673][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 311.131705][ C0] ? nmi_handle+0x151/0x5a0 [ 311.131729][ C0] ? nmi_handle+0x2a/0x5a0 [ 311.131755][ C0] ? rcu_is_watching+0x4/0xb0 [ 311.131780][ C0] ? default_do_nmi+0x63/0x160 [ 311.131806][ C0] ? exc_nmi+0x123/0x1f0 [ 311.131829][ C0] ? end_repeat_nmi+0xf/0x53 [ 311.131862][ C0] ? __rseq_handle_notify_resume+0x329/0x14e0 [ 311.131898][ C0] ? __rseq_handle_notify_resume+0x303/0x14e0 [ 311.131934][ C0] ? rcu_is_watching+0x4/0xb0 [ 311.131960][ C0] ? rcu_is_watching+0x4/0xb0 [ 311.131988][ C0] ? rcu_is_watching+0x4/0xb0 [ 311.132013][ C0] [ 311.132021][ C0] [ 311.132028][ C0] __rseq_handle_notify_resume+0x337/0x14e0 [ 311.132074][ C0] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 311.132121][ C0] arch_do_signal_or_restart+0x3ab/0x860 [ 311.132158][ C0] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 311.132190][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 311.132225][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 311.132262][ C0] syscall_exit_to_user_mode+0xc9/0x370 [ 311.132297][ C0] do_syscall_64+0x102/0x240 [ 311.132331][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 311.132365][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 311.132392][ C0] RIP: 0033:0x7fca04e7de79 [ 311.132410][ 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 [ 311.132428][ C0] RSP: 002b:00007fffcc83c428 EFLAGS: 00000246 [ 311.132446][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fca04e7de79 [ 311.132461][ C0] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 311.132476][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 311.132495][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 000055556bdc1370 [ 311.132510][ C0] R13: 0000000000000000 R14: 00007fffcc83c4a0 R15: 00007fffcc83c490 [ 311.132538][ C0] [ 311.132548][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.281 msecs