Warning: Permanently added '10.128.1.224' (ED25519) to the list of known hosts. [ 85.807337][ T5797] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.821984][ T5802] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.822687][ T5803] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 85.830000][ T5802] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 85.837298][ T5803] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.849226][ T5802] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 85.852569][ T5803] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.858784][ T5802] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 85.865378][ T5803] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 85.872997][ T5802] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 85.880147][ T5803] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.886818][ T5802] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 85.900512][ T5104] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 85.902095][ T5802] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 85.914879][ T5802] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 85.923143][ T5802] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 85.932474][ T5104] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 85.932634][ T5802] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 85.947341][ T5802] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 85.951717][ T5803] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 85.956276][ T5802] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 85.968552][ T5803] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 85.969854][ T5802] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 85.985985][ T5802] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 191.271030][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 191.278222][ C0] rcu: (detected by 0, t=10502 jiffies, g=8953, q=72 ncpus=2) [ 191.285825][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10498 (4294956207-4294945709), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 191.299251][ C0] rcu: rcu_preempt kthread starved for 10498 jiffies! g8953 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 191.310415][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 191.320437][ C0] rcu: RCU grace-period kthread stack dump: [ 191.326387][ C0] task:rcu_preempt state:R running task stack:26920 pid:17 ppid:2 flags:0x00004000 [ 191.337263][ C0] Call Trace: [ 191.340579][ C0] [ 191.343561][ C0] __schedule+0x14d2/0x44d0 [ 191.348167][ C0] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 191.354109][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 191.359352][ C0] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 191.365289][ C0] ? asan.module_dtor+0x20/0x20 [ 191.370191][ C0] ? enqueue_timer+0x4ab/0x530 [ 191.375013][ C0] ? __mod_timer+0x984/0xdb0 [ 191.379700][ C0] schedule+0xbd/0x170 [ 191.383832][ C0] schedule_timeout+0x160/0x280 [ 191.388722][ C0] ? console_conditional_schedule+0x40/0x40 [ 191.394661][ C0] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 191.400597][ C0] ? update_process_times+0x1b0/0x1b0 [ 191.406041][ C0] ? prepare_to_swait_event+0x339/0x360 [ 191.411634][ C0] rcu_gp_fqs_loop+0x302/0x1560 [ 191.416544][ C0] ? dyntick_save_progress_counter+0x2b0/0x2b0 [ 191.422758][ C0] ? rcu_gp_init+0x1510/0x1510 [ 191.427568][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 191.432465][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 191.437710][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 191.442950][ C0] rcu_gp_kthread+0x99/0x380 [ 191.447598][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 191.452752][ C0] ? __kthread_parkme+0x7a/0x1c0 [ 191.457731][ C0] ? __kthread_parkme+0x162/0x1c0 [ 191.462802][ C0] kthread+0x2fa/0x390 [ 191.466907][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 191.472066][ C0] ? kthread_blkcg+0xd0/0xd0 [ 191.476695][ C0] ret_from_fork+0x48/0x80 [ 191.481158][ C0] ? kthread_blkcg+0xd0/0xd0 [ 191.485811][ C0] ret_from_fork_asm+0x11/0x20 [ 191.490654][ C0] [ 191.493722][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 191.500097][ C0] CPU: 0 PID: 5818 Comm: syz-executor138 Not tainted syzkaller #0 [ 191.507946][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 191.518037][ C0] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 191.523905][ C0] Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 4a a2 ee f6 48 89 df e8 62 74 ef f6 e8 fd 1a 13 f7 fb bf 01 00 00 00 32 96 e2 f6 65 8b 05 23 cd 8a 75 85 c0 74 02 5b c3 e8 00 b3 87 [ 191.543574][ C0] RSP: 0018:ffffc9000482fc78 EFLAGS: 00000286 [ 191.549689][ C0] RAX: 2a69b77836e5c100 RBX: ffff88802b72a500 RCX: 2a69b77836e5c100 [ 191.557722][ C0] RDX: dffffc0000000000 RSI: ffffffff8aaabce0 RDI: 0000000000000001 [ 191.565740][ C0] RBP: ffff88802b72a998 R08: ffffffff8e4a8e2f R09: 1ffffffff1c951c5 [ 191.573749][ C0] R10: dffffc0000000000 R11: fffffbfff1c951c6 R12: 1ffff110056e5533 [ 191.581851][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 191.589879][ C0] FS: 000055558cbe13c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 191.598936][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 191.605552][ C0] CR2: 0000200000bbdffc CR3: 000000003097b000 CR4: 00000000003506f0 [ 191.613575][ C0] Call Trace: [ 191.616919][ C0] [ 191.619891][ C0] get_signal+0x11f5/0x1400 [ 191.624478][ C0] arch_do_signal_or_restart+0x9c/0x7b0 [ 191.630181][ C0] ? get_sigframe_size+0x20/0x20 [ 191.635192][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 191.640703][ C0] exit_to_user_mode_loop+0x70/0x110 [ 191.646038][ C0] exit_to_user_mode_prepare+0xf6/0x180 [ 191.651632][ C0] syscall_exit_to_user_mode+0x1a/0x50 [ 191.657131][ C0] do_syscall_64+0x61/0xb0 [ 191.661584][ C0] ? clear_bhb_loop+0x40/0x90 [ 191.666297][ C0] ? clear_bhb_loop+0x40/0x90 [ 191.671012][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 191.676942][ C0] RIP: 0033:0x7f3af90c28d9 [ 191.681418][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 19 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 [ 191.701064][ C0] RSP: 002b:00007ffeea0c5558 EFLAGS: 00000246 [ 191.707186][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f3af90c28d9 [ 191.715193][ C0] RDX: 0000200000000240 RSI: 0000000000000000 RDI: 0000000000000000 [ 191.723198][ C0] RBP: 0000000000000000 R08: 00007f3af9082990 R09: 00007f3af9082990 [ 191.731201][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3af912033c [ 191.739210][ C0] R13: 00007f3af911a106 R14: 00007ffeea0c5590 R15: 0000000000000000 [ 191.747324][ C0]