Warning: Permanently added '10.128.0.228' (ED25519) to the list of known hosts. [ 75.385263][ T4303] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 75.393788][ T4303] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 75.401594][ T4303] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 75.409111][ T4305] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 75.409684][ T4303] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 75.416937][ T4305] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 75.423871][ T4303] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 75.430385][ T4305] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 75.438220][ T4303] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 75.444336][ T4305] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 75.451254][ T4303] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 75.458144][ T4305] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 75.471995][ T4303] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 75.472567][ T4306] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 75.480349][ T4303] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 75.493139][ T4306] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 75.493427][ T4303] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 75.507528][ T4307] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 75.508438][ T4303] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 75.521844][ T4307] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 75.522648][ T4303] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 75.528879][ T4306] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 75.543332][ T4306] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 75.544000][ T4300] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 75.557876][ T4306] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 75.558481][ T4300] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 75.564904][ T4307] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 75.572875][ T4300] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 75.626594][ T4302] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 75.633899][ T4302] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program [ 180.815718][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 180.822791][ C0] (detected by 0, t=10502 jiffies, g=7221, q=77 ncpus=2) [ 180.829932][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294955218-4294944717), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 180.843308][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g7221 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 180.854432][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 180.864409][ C0] rcu: RCU grace-period kthread stack dump: [ 180.870317][ C0] task:rcu_preempt state:R running task stack:27888 pid:16 ppid:2 flags:0x00004000 [ 180.881124][ C0] Call Trace: [ 180.884411][ C0] [ 180.887357][ C0] __schedule+0x107f/0x4030 [ 180.891911][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 180.897119][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 180.903024][ C0] ? _raw_spin_unlock+0x40/0x40 [ 180.907888][ C0] ? __sched_text_start+0x8/0x8 [ 180.912764][ C0] schedule+0xb9/0x180 [ 180.916848][ C0] schedule_timeout+0x184/0x2d0 [ 180.921720][ C0] ? console_conditional_schedule+0x40/0x40 [ 180.927620][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 180.933521][ C0] ? update_process_times+0x1b0/0x1b0 [ 180.938906][ C0] ? prepare_to_swait_event+0x340/0x360 [ 180.944471][ C0] rcu_gp_fqs_loop+0x303/0x1350 [ 180.949334][ C0] ? dump_blkd_tasks+0x820/0x820 [ 180.954284][ C0] ? __lock_acquire+0x7c40/0x7c40 [ 180.959319][ C0] ? rcu_gp_init+0x14f0/0x14f0 [ 180.964089][ C0] ? rcu_gp_cleanup+0xade/0xc30 [ 180.968950][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 180.974153][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 180.979358][ C0] rcu_gp_kthread+0x99/0x3b0 [ 180.983978][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 180.989110][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 180.995025][ C0] ? __kthread_parkme+0x71/0x1c0 [ 180.999981][ C0] ? __kthread_parkme+0x15b/0x1c0 [ 181.005026][ C0] kthread+0x29d/0x330 [ 181.009103][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 181.014225][ C0] ? kthread_blkcg+0xd0/0xd0 [ 181.018822][ C0] ret_from_fork+0x1f/0x30 [ 181.023263][ C0] [ 181.026300][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 181.032642][ C0] CPU: 0 PID: 4310 Comm: syz-executor382 Not tainted syzkaller #0 [ 181.040450][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 181.050514][ C0] RIP: 0033:0x7fc14d513710 [ 181.054940][ C0] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 92 b1 06 00 e8 65 ae fd ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 [ 181.074642][ C0] RSP: 002b:00007ffd75347f38 EFLAGS: 00000246 [ 181.080729][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fc14d500409 [ 181.088743][ C0] RDX: 00007ffd75347f40 RSI: 00007ffd75348070 RDI: 0000000000000021 [ 181.096734][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 181.104715][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc14d57e0b2 [ 181.112712][ C0] R13: 00007fc14d57c12a R14: 00007ffd75348520 R15: 0000000000000000 [ 181.120702][ C0] FS: 000055555c8803c0 GS: 0000000000000000