Warning: Permanently added '10.128.1.101' (ED25519) to the list of known hosts. [ 64.995007][ T4286] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 65.000150][ T4287] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 65.002828][ T4286] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 65.009799][ T4287] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 65.017979][ T4286] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 65.024132][ T4287] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 65.030820][ T4286] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 65.038588][ T4287] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 65.045034][ T4286] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 65.051639][ T4287] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 65.058454][ T4286] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 65.072484][ T4286] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 65.073005][ T4287] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 65.079665][ T4286] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 65.087361][ T4287] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 65.101715][ T4288] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 65.102054][ T4287] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 65.109191][ T4288] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 65.116423][ T4287] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 65.123622][ T4288] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 65.130617][ T4287] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 65.137196][ T4288] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 65.143831][ T4287] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 65.151046][ T4288] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 65.157831][ T4287] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 65.166996][ T4289] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 65.173904][ T4287] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 65.186118][ T4286] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 65.186814][ T4287] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 65.200406][ T48] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program executing program executing program [ 170.438125][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 170.445187][ C0] (detected by 0, t=10502 jiffies, g=6413, q=85 ncpus=2) [ 170.452309][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10500 (4294954197-4294943697), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 170.465695][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g6413 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 170.476812][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 170.486798][ C0] rcu: RCU grace-period kthread stack dump: [ 170.492704][ C0] task:rcu_preempt state:R running task stack:28096 pid:16 ppid:2 flags:0x00004000 [ 170.503518][ C0] Call Trace: [ 170.506828][ C0] [ 170.509778][ C0] __schedule+0x10ec/0x40b0 [ 170.514334][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 170.519564][ C0] ? _raw_spin_unlock+0x40/0x40 [ 170.524453][ C0] ? __sched_text_start+0x8/0x8 [ 170.529344][ C0] schedule+0xb9/0x180 [ 170.533447][ C0] schedule_timeout+0x15c/0x280 [ 170.538341][ C0] ? console_conditional_schedule+0x40/0x40 [ 170.544286][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 170.550226][ C0] ? update_process_times+0x1b0/0x1b0 [ 170.555651][ C0] ? prepare_to_swait_event+0x335/0x350 [ 170.561250][ C0] rcu_gp_fqs_loop+0x2f2/0x1310 [ 170.566148][ C0] ? dump_blkd_tasks+0x810/0x810 [ 170.571116][ C0] ? rcu_gp_init+0x14b0/0x14b0 [ 170.575904][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 170.580785][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 170.586029][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 170.591263][ C0] rcu_gp_kthread+0x95/0x380 [ 170.595881][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 170.601023][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 170.606959][ C0] ? __kthread_parkme+0x162/0x1c0 [ 170.612023][ C0] kthread+0x29d/0x330 [ 170.616126][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 170.621266][ C0] ? kthread_blkcg+0xd0/0xd0 [ 170.625896][ C0] ret_from_fork+0x1f/0x30 [ 170.630362][ C0] [ 170.633406][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 170.639767][ C0] CPU: 0 PID: 4290 Comm: syz-executor392 Not tainted syzkaller #0 [ 170.647599][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 170.657674][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 170.663521][ C0] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ee f7 41 f7 48 89 df e8 46 bd 42 f7 e8 71 af 65 f7 fb bf 01 00 00 00 96 3a 36 f7 65 8b 05 97 f3 e0 75 85 c0 74 02 5b c3 e8 e4 04 df [ 170.683164][ C0] RSP: 0018:ffffc90003ca7bb8 EFLAGS: 00000286 [ 170.689248][ C0] RAX: a7ef32f69dbaa400 RBX: ffff88802e565340 RCX: a7ef32f69dbaa400 [ 170.697233][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8c0500 RDI: 0000000000000001 [ 170.705217][ C0] RBP: ffff88802e5657d8 R08: dffffc0000000000 R09: ffffed1005caca69 [ 170.713202][ C0] R10: ffffed1005caca69 R11: 1ffff11005caca68 R12: 1ffff11005cacafb [ 170.721190][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 170.729172][ C0] FS: 00005555942e73c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 170.738110][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 170.744704][ C0] CR2: 000020000006b000 CR3: 000000002eb4d000 CR4: 00000000003506f0 [ 170.752691][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 170.760675][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 170.768657][ C0] Call Trace: [ 170.771946][ C0] [ 170.774886][ C0] get_signal+0x1163/0x1350 [ 170.779432][ C0] arch_do_signal_or_restart+0xb0/0x1230 [ 170.785090][ C0] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 170.790743][ C0] ? load_gs_index+0x120/0x120 [ 170.795523][ C0] ? get_sigframe_size+0x10/0x10 [ 170.800500][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 170.805989][ C0] exit_to_user_mode_loop+0x70/0x110 [ 170.811295][ C0] exit_to_user_mode_prepare+0xee/0x180 [ 170.816860][ C0] syscall_exit_to_user_mode+0x16/0x40 [ 170.822339][ C0] do_syscall_64+0x58/0xa0 [ 170.826787][ C0] ? clear_bhb_loop+0x60/0xb0 [ 170.831485][ C0] ? clear_bhb_loop+0x60/0xb0 [ 170.836177][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 170.842088][ C0] RIP: 0033:0x7fe2c217c899 [ 170.846531][ 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 [ 170.866149][ C0] RSP: 002b:00007ffcba09e988 EFLAGS: 00000246 [ 170.872228][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fe2c217c899 [ 170.880212][ C0] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 170.888194][ C0] RBP: 0000000000000000 R08: 00007fe2c213c990 R09: 00007fe2c213c990 [ 170.896177][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe2c21da33c [ 170.904157][ C0] R13: 00007fe2c21d4106 R14: 00007ffcba09e9c0 R15: 0000000000000000 [ 170.912155][ C0]