Warning: Permanently added '10.128.10.7' (ED25519) to the list of known hosts. [ 113.485019][ T4283] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 113.485267][ T4281] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 113.493152][ T4283] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 113.500340][ T4281] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 113.507940][ T4283] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 113.516099][ T4281] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 113.521812][ T4283] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 113.535057][ T4281] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 113.535142][ T4283] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 113.543478][ T4281] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 113.549518][ T4283] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 113.556976][ T4281] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 113.564114][ T4283] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 113.570228][ T4281] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 113.577090][ T4283] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 113.586697][ T4281] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 113.591385][ T4283] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 113.599581][ T4281] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 113.612631][ T4284] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 113.612750][ T4281] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 113.622314][ T4285] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 113.627156][ T4281] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 113.633675][ T4283] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 113.642345][ T4285] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 113.649459][ T4283] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 113.655699][ T4281] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 113.662662][ T4283] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 113.692040][ T4285] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 113.719580][ T4278] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 113.727418][ T4278] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 218.964847][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 218.971950][ C0] (detected by 0, t=10502 jiffies, g=7469, q=51 ncpus=2) [ 218.979088][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294959022-4294948519), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 218.992504][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g7469 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 219.003646][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 219.013639][ C0] rcu: RCU grace-period kthread stack dump: [ 219.019562][ C0] task:rcu_preempt state:R running task stack:26712 pid:16 ppid:2 flags:0x00004000 [ 219.030394][ C0] Call Trace: [ 219.033736][ C0] [ 219.036694][ C0] __schedule+0x143f/0x4570 [ 219.041259][ C0] ? _raw_spin_unlock+0x40/0x40 [ 219.046151][ C0] ? __mod_timer+0x956/0xee0 [ 219.050779][ C0] ? release_firmware_map_entry+0x18b/0x18b [ 219.056886][ C0] ? lockdep_softirqs_off+0x420/0x420 [ 219.062319][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 219.068529][ C0] ? _raw_spin_unlock+0x40/0x40 [ 219.073434][ C0] schedule+0xbf/0x180 [ 219.077557][ C0] schedule_timeout+0x1b9/0x300 [ 219.082441][ C0] ? console_conditional_schedule+0x40/0x40 [ 219.088370][ C0] ? update_process_times+0x1b0/0x1b0 [ 219.093782][ C0] ? prepare_to_swait_event+0x329/0x350 [ 219.099371][ C0] rcu_gp_fqs_loop+0x2d2/0x1150 [ 219.104266][ C0] ? lockdep_hardirqs_on+0x94/0x130 [ 219.109508][ C0] ? rcu_gp_init+0x15f0/0x15f0 [ 219.114305][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 219.120241][ C0] ? finish_swait+0xcf/0x1e0 [ 219.124880][ C0] rcu_gp_kthread+0xa3/0x3b0 [ 219.129510][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 219.134648][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 219.140574][ C0] ? __kthread_parkme+0x168/0x1c0 [ 219.145649][ C0] kthread+0x28d/0x320 [ 219.149744][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 219.154884][ C0] ? kthread_blkcg+0xd0/0xd0 [ 219.159520][ C0] ret_from_fork+0x1f/0x30 [ 219.163989][ C0] [ 219.167040][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 219.173388][ C0] Sending NMI from CPU 0 to CPUs 1: [ 219.178636][ C1] NMI backtrace for cpu 1 [ 219.178655][ C1] CPU: 1 PID: 4287 Comm: syz-executor346 Not tainted 6.1.131-syzkaller #0 [ 219.178672][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 219.178681][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x58/0x60 [ 219.178710][ C1] Code: f8 15 00 00 83 fa 02 75 21 48 8b 91 00 16 00 00 48 8b 32 48 8d 7e 01 8b 89 fc 15 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2 08 0f 1f 80 00 00 00 00 4c 8b 04 24 65 48 8b 15 14 c5 77 7e 65 8b [ 219.178723][ C1] RSP: 0018:ffffc90003ec7840 EFLAGS: 00000093 [ 219.178745][ C1] RAX: ffffffff817ce917 RBX: 000000001000771e RCX: ffff88802e0b1dc0 [ 219.178757][ C1] RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000040 [ 219.178767][ C1] RBP: 0000000000000020 R08: ffffffff817ce908 R09: fffffbfff1d4168e [ 219.178779][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000003e81d14d30 [ 219.178790][ C1] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880b8f271d8 [ 219.178801][ C1] FS: 0000555557b5b3c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 219.178816][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 219.178827][ C1] CR2: 00007f09980939a0 CR3: 0000000020341000 CR4: 00000000003506e0 [ 219.178841][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 219.178851][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 219.178861][ C1] Call Trace: [ 219.178867][ C1] [ 219.178873][ C1] ? nmi_cpu_backtrace+0x3de/0x560 [ 219.178892][ C1] ? read_lock_is_recursive+0x10/0x10 [ 219.178919][ C1] ? nmi_trigger_cpumask_backtrace+0x430/0x430 [ 219.178937][ C1] ? nmi_handle+0x25/0x440 [ 219.178969][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 219.178985][ C1] ? nmi_handle+0x12e/0x440 [ 219.179010][ C1] ? nmi_handle+0x25/0x440 [ 219.179035][ C1] ? __sanitizer_cov_trace_pc+0x58/0x60 [ 219.179057][ C1] ? default_do_nmi+0x62/0x150 [ 219.179076][ C1] ? exc_nmi+0xa8/0x100 [ 219.179092][ C1] ? end_repeat_nmi+0x16/0x31 [ 219.179116][ C1] ? clockevents_program_min_delta+0x178/0x410 [ 219.179140][ C1] ? clockevents_program_min_delta+0x187/0x410 [ 219.179165][ C1] ? __sanitizer_cov_trace_pc+0x58/0x60 [ 219.179187][ C1] ? __sanitizer_cov_trace_pc+0x58/0x60 [ 219.179210][ C1] ? __sanitizer_cov_trace_pc+0x58/0x60 [ 219.179233][ C1] [ 219.179237][ C1] [ 219.179242][ C1] clockevents_program_min_delta+0x187/0x410 [ 219.179273][ C1] hrtimer_start_range_ns+0xada/0xc80 [ 219.179300][ C1] posixtimer_rearm+0x1ad/0x3f0 [ 219.179320][ C1] ? alarmtimer_resume+0x50/0x50 [ 219.179336][ C1] ? do_raw_spin_unlock+0x137/0x8a0 [ 219.179358][ C1] dequeue_signal+0x245/0x590 [ 219.179384][ C1] ? unhandled_signal+0x1d0/0x1d0 [ 219.179409][ C1] ? uprobe_deny_signal+0x74/0x230 [ 219.179451][ C1] get_signal+0x5ed/0x17a0 [ 219.179596][ C1] ? ptrace_notify+0x370/0x370 [ 219.179658][ C1] arch_do_signal_or_restart+0xb0/0x1a10 [ 219.179680][ C1] ? __might_fault+0xa1/0x110 [ 219.179704][ C1] ? __lock_acquire+0x1f80/0x1f80 [ 219.179734][ C1] ? do_sigaltstack+0x3f3/0x610 [ 219.179755][ C1] ? get_sigframe_size+0x10/0x10 [ 219.179774][ C1] ? restore_altstack+0x107/0x150 [ 219.179792][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 219.179831][ C1] ? exit_to_user_mode_loop+0x39/0x100 [ 219.179850][ C1] exit_to_user_mode_loop+0x6a/0x100 [ 219.179867][ C1] exit_to_user_mode_prepare+0xb1/0x140 [ 219.179885][ C1] syscall_exit_to_user_mode+0x60/0x270 [ 219.179908][ C1] do_syscall_64+0x47/0xb0 [ 219.179923][ C1] ? clear_bhb_loop+0x45/0xa0 [ 219.179946][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 219.179966][ C1] RIP: 0033:0x7f099807984a [ 219.179995][ C1] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 b3 7e 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 13 7f 02 00 8b 44 24 [ 219.180008][ C1] RSP: 002b:00007ffce5be1e00 EFLAGS: 00000293 [ 219.180024][ C1] RAX: fffffffffffffff7 RBX: 000000000000000b RCX: 00007f099807984a [ 219.180037][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000000a [ 219.180046][ C1] RBP: 0000000000000000 R08: 00007f0998032990 R09: 00007f0998032990 [ 219.180057][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f09980d105c [ 219.180068][ C1] R13: 00007f09980ca10f R14: 00007ffce5be1e50 R15: 0000000000000000 [ 219.180087][ C1] [ 219.180095][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.465 msecs