Warning: Permanently added '10.128.0.241' (ED25519) to the list of known hosts. [ 67.194633][ T4285] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 67.195340][ T4286] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.203313][ T4285] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 67.210127][ T4286] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 67.223560][ T4286] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 67.225611][ T4285] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 67.233003][ T4286] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.239052][ T4285] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 67.245625][ T4286] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 67.253297][ T4285] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 67.259612][ T4286] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.266204][ T4285] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 67.273864][ T4286] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 67.280770][ T4285] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 67.288266][ T4286] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 67.296607][ T4285] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 67.302199][ T4286] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 67.308442][ T4285] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.316120][ T4286] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 67.323576][ T4285] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 67.329336][ T4286] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 67.336197][ T4285] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 67.343886][ T4286] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 67.356397][ T4285] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 67.357537][ T4285] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 67.370895][ T4285] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 67.378018][ T4282] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 67.385476][ T4282] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 67.397890][ T4284] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 67.406543][ T4282] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 172.566215][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 172.573415][ C0] (detected by 0, t=10502 jiffies, g=6473, q=38 ncpus=2) [ 172.580546][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294954403-4294943902), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 172.593945][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g6473 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 172.605071][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 172.615053][ C0] rcu: RCU grace-period kthread stack dump: [ 172.620955][ C0] task:rcu_preempt state:R running task stack:27720 pid:16 ppid:2 flags:0x00004000 [ 172.631772][ C0] Call Trace: [ 172.635066][ C0] [ 172.638041][ C0] __schedule+0x10ec/0x40b0 [ 172.642637][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 172.648121][ C0] ? _raw_spin_unlock+0x40/0x40 [ 172.653031][ C0] ? enqueue_timer+0x23f/0x5c0 [ 172.657818][ C0] ? __sched_text_start+0x8/0x8 [ 172.662698][ C0] ? __mod_timer+0x91e/0xd00 [ 172.667325][ C0] schedule+0xb9/0x180 [ 172.671424][ C0] schedule_timeout+0x15c/0x280 [ 172.676294][ C0] ? console_conditional_schedule+0x40/0x40 [ 172.682227][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 172.688150][ C0] ? update_process_times+0x1b0/0x1b0 [ 172.693566][ C0] ? prepare_to_swait_event+0x335/0x350 [ 172.699166][ C0] rcu_gp_fqs_loop+0x2f2/0x1310 [ 172.704062][ C0] ? dump_blkd_tasks+0x810/0x810 [ 172.709020][ C0] ? rcu_gp_init+0x14b0/0x14b0 [ 172.713801][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 172.718708][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 172.723938][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 172.729157][ C0] rcu_gp_kthread+0x95/0x380 [ 172.733771][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 172.738994][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 172.745065][ C0] ? __kthread_parkme+0x162/0x1c0 [ 172.750121][ C0] kthread+0x29d/0x330 [ 172.754236][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 172.759371][ C0] ? kthread_blkcg+0xd0/0xd0 [ 172.764014][ C0] ret_from_fork+0x1f/0x30 [ 172.768471][ C0] [ 172.771520][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 172.777870][ C0] CPU: 0 PID: 4288 Comm: syz-executor490 Not tainted syzkaller #0 [ 172.785698][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 172.795782][ C0] RIP: 0033:0x7f97fe192d90 [ 172.800228][ C0] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 1a 2a 03 00 e8 d5 06 fb 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 [ 172.819869][ C0] RSP: 002b:00007ffebab439b8 EFLAGS: 00000246 [ 172.825969][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f97fe16c899 [ 172.833958][ C0] RDX: 00007ffebab439c0 RSI: 00007ffebab43af0 RDI: 0000000000000021 [ 172.841955][ C0] RBP: 0000000000000000 R08: 00007f97fe12c990 R09: 00007f97fe12c990 [ 172.849944][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f97fe1ca33c [ 172.857940][ C0] R13: 00007f97fe1c4106 R14: 00007ffebab43fb0 R15: 0000000000000000 [ 172.865928][ C0] FS: 00005555861a03c0 GS: 0000000000000000