Warning: Permanently added '10.128.1.111' (ED25519) to the list of known hosts. [ 53.623442][ T4285] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 53.629004][ T4286] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 53.631691][ T4285] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 53.638925][ T4286] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 53.645249][ T4285] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 53.652398][ T4286] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 53.659068][ T4285] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 53.666194][ T4286] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 53.673250][ T4285] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 53.680480][ T4286] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 53.687061][ T4285] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 53.693776][ T4286] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 53.701099][ T4285] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 53.707611][ T4286] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 53.714417][ T4285] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 53.728518][ T4286] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 53.728569][ T4285] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 53.751330][ T4287] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 53.759276][ T4286] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 53.766582][ T4285] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 53.774454][ T4286] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 53.782034][ T4287] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 53.782227][ T4286] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 53.796598][ T4287] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 53.808433][ T4272] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 53.815883][ T4287] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 53.823557][ T4272] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 53.830919][ T4272] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 53.837938][ T4287] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 53.848068][ T4287] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 158.990504][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 158.997624][ C0] (detected by 0, t=10502 jiffies, g=5337, q=127 ncpus=2) [ 159.004831][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10498 (4294953036-4294942538), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 159.018206][ C0] rcu: rcu_preempt kthread starved for 10499 jiffies! g5337 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 159.029319][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 159.039293][ C0] rcu: RCU grace-period kthread stack dump: [ 159.045196][ C0] task:rcu_preempt state:R running task stack:26880 pid:16 ppid:2 flags:0x00004000 [ 159.056004][ C0] Call Trace: [ 159.059289][ C0] [ 159.062232][ C0] __schedule+0x10ec/0x40b0 [ 159.066776][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 159.071989][ C0] ? _raw_spin_unlock+0x40/0x40 [ 159.076855][ C0] ? enqueue_timer+0x23f/0x5c0 [ 159.081627][ C0] ? __sched_text_start+0x8/0x8 [ 159.086498][ C0] ? __mod_timer+0x91e/0xd00 [ 159.091110][ C0] schedule+0xb9/0x180 [ 159.095187][ C0] schedule_timeout+0x15c/0x280 [ 159.100050][ C0] ? console_conditional_schedule+0x40/0x40 [ 159.105953][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 159.111860][ C0] ? update_process_times+0x1b0/0x1b0 [ 159.117254][ C0] ? prepare_to_swait_event+0x335/0x350 [ 159.122816][ C0] rcu_gp_fqs_loop+0x2f2/0x1310 [ 159.127681][ C0] ? dyntick_save_progress_counter+0x2b0/0x2b0 [ 159.133842][ C0] ? rcu_gp_init+0x14b0/0x14b0 [ 159.138609][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 159.143468][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 159.148688][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 159.153900][ C0] rcu_gp_kthread+0x95/0x380 [ 159.158504][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 159.163623][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 159.169533][ C0] ? __kthread_parkme+0x162/0x1c0 [ 159.174575][ C0] kthread+0x29d/0x330 [ 159.178658][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 159.183774][ C0] ? kthread_blkcg+0xd0/0xd0 [ 159.188377][ C0] ret_from_fork+0x1f/0x30 [ 159.192817][ C0] [ 159.195849][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 159.202181][ C0] Sending NMI from CPU 0 to CPUs 1: [ 159.207400][ C1] NMI backtrace for cpu 1 [ 159.207420][ C1] CPU: 1 PID: 4288 Comm: syz-executor311 Not tainted syzkaller #0 [ 159.207434][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 159.207442][ C1] RIP: 0010:native_apic_msr_write+0x35/0x50 [ 159.207463][ C1] Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 c3 89 f6 31 d2 e9 1f ea f7 02 66 2e 0f 1f 84 00 00 00 00 00 [ 159.207478][ C1] RSP: 0018:ffffc90003c37980 EFLAGS: 00000046 [ 159.207491][ C1] RAX: 000000000000003e RBX: 000000000000003e RCX: 0000000000000838 [ 159.207500][ C1] RDX: 0000000000000000 RSI: 000000000000003e RDI: 0000000000000838 [ 159.207508][ C1] RBP: 000000000000003e R08: dffffc0000000000 R09: fffffbfff1c3ed56 [ 159.207517][ C1] R10: fffffbfff1c3ed56 R11: 1ffffffff1c3ed55 R12: ffff8880b8f272c0 [ 159.207528][ C1] R13: ffff8880b8f272b8 R14: ffffffff8c5e4b40 R15: dffffc0000000000 [ 159.207538][ C1] FS: 000055555869b3c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 159.207550][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 159.207560][ C1] CR2: 000020000006b000 CR3: 0000000027380000 CR4: 00000000003506e0 [ 159.207572][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 159.207580][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 159.207588][ C1] Call Trace: [ 159.207594][ C1] [ 159.207599][ C1] lapic_next_event+0x5b/0x70 [ 159.207619][ C1] clockevents_program_min_delta+0x1a9/0x340 [ 159.207643][ C1] hrtimer_start_range_ns+0xb9a/0xfc0 [ 159.207663][ C1] posixtimer_rearm+0x131/0x340 [ 159.207684][ C1] dequeue_signal+0x1b6/0x4b0 [ 159.207705][ C1] get_signal+0x547/0x1350 [ 159.207736][ C1] arch_do_signal_or_restart+0xb7/0x1240 [ 159.207757][ C1] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 159.207775][ C1] ? load_gs_index+0x120/0x120 [ 159.207790][ C1] ? get_sigframe_size+0x10/0x10 [ 159.207815][ C1] ? exit_to_user_mode_loop+0x3b/0x110 [ 159.207835][ C1] exit_to_user_mode_loop+0x70/0x110 [ 159.207855][ C1] exit_to_user_mode_prepare+0xee/0x180 [ 159.207873][ C1] syscall_exit_to_user_mode+0x16/0x40 [ 159.207893][ C1] do_syscall_64+0x58/0xa0 [ 159.207907][ C1] ? clear_bhb_loop+0x60/0xb0 [ 159.207922][ C1] ? clear_bhb_loop+0x60/0xb0 [ 159.207936][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 159.207951][ C1] RIP: 0033:0x7f737d2ed259 [ 159.207967][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 1a 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 [ 159.207977][ C1] RSP: 002b:00007fff2e5b70d8 EFLAGS: 00000246 [ 159.207988][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f737d2ed259 [ 159.207997][ C1] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 159.208005][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 159.208013][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f737d344149 [ 159.208021][ C1] R13: 00007fff2e5b7400 R14: 00007fff2e5b7110 R15: 0000000000000000 [ 159.208036][ C1]