Warning: Permanently added '10.128.1.250' (ED25519) to the list of known hosts. [ 84.275226][ T5800] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 84.286003][ T5800] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.294123][ T5801] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 84.296924][ T5803] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 84.302200][ T5800] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 84.310754][ T5803] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.316102][ T5801] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 84.323753][ T5803] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.330694][ T5801] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 84.337764][ T5803] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 84.343293][ T5800] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 84.351454][ T5805] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.358331][ T5800] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 84.367410][ T5805] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 84.378770][ T5800] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 84.385918][ T5805] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 84.386370][ T5800] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 84.394133][ T5805] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 84.402845][ T5800] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 84.409938][ T5799] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 84.414612][ T5800] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 84.421511][ T5799] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 84.428286][ T5800] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 84.442956][ T5800] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program [ 189.715377][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 189.722541][ C1] rcu: (detected by 1, t=10502 jiffies, g=8837, q=42 ncpus=2) [ 189.730117][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10494 (4294956059-4294945565), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 189.743524][ C1] rcu: rcu_preempt kthread starved for 10494 jiffies! g8837 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 189.754668][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 189.764667][ C1] rcu: RCU grace-period kthread stack dump: [ 189.770603][ C1] task:rcu_preempt state:R running task stack:26728 pid:17 ppid:2 flags:0x00004000 [ 189.781505][ C1] Call Trace: [ 189.784825][ C1] [ 189.787807][ C1] __schedule+0x14d2/0x44d0 [ 189.792402][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 189.798338][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 189.803578][ C1] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 189.809510][ C1] ? asan.module_dtor+0x20/0x20 [ 189.814447][ C1] ? enqueue_timer+0x4ab/0x530 [ 189.819250][ C1] ? __mod_timer+0x984/0xdb0 [ 189.823900][ C1] schedule+0xbd/0x170 [ 189.828035][ C1] schedule_timeout+0x160/0x280 [ 189.832925][ C1] ? console_conditional_schedule+0x40/0x40 [ 189.838856][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 189.844793][ C1] ? update_process_times+0x1b0/0x1b0 [ 189.850222][ C1] ? prepare_to_swait_event+0x339/0x360 [ 189.855814][ C1] rcu_gp_fqs_loop+0x302/0x1560 [ 189.860729][ C1] ? dyntick_save_progress_counter+0x2b0/0x2b0 [ 189.866938][ C1] ? rcu_gp_init+0x1510/0x1510 [ 189.871747][ C1] ? rcu_gp_cleanup+0xb4c/0xca0 [ 189.876653][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 189.881993][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 189.887250][ C1] rcu_gp_kthread+0x99/0x380 [ 189.891895][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 189.897429][ C1] ? __kthread_parkme+0x7a/0x1c0 [ 189.902432][ C1] ? __kthread_parkme+0x162/0x1c0 [ 189.907514][ C1] kthread+0x2fa/0x390 [ 189.911651][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 189.916812][ C1] ? kthread_blkcg+0xd0/0xd0 [ 189.921453][ C1] ret_from_fork+0x48/0x80 [ 189.925922][ C1] ? kthread_blkcg+0xd0/0xd0 [ 189.930549][ C1] ret_from_fork_asm+0x11/0x20 [ 189.935369][ C1] [ 189.938430][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 189.944775][ C1] Sending NMI from CPU 1 to CPUs 0: [ 189.950030][ C0] NMI backtrace for cpu 0 [ 189.950052][ C0] CPU: 0 PID: 5816 Comm: syz-executor130 Not tainted syzkaller #0 [ 189.950068][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 189.950077][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50 [ 189.950099][ C0] 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 f3 0f 1e fa 89 f6 31 d2 e9 e7 36 19 03 0f 1f 80 00 00 00 [ 189.950112][ C0] RSP: 0018:ffffc90000007e58 EFLAGS: 00000046 [ 189.950126][ C0] RAX: 0000000000050f57 RBX: ffff8880b8e28280 RCX: 0000000000000838 [ 189.950138][ C0] RDX: 0000000000000000 RSI: 0000000000050f57 RDI: 0000000000000838 [ 189.950148][ C0] RBP: 0000000000000000 R08: ffffffff8e4a93ef R09: 1ffffffff1c9527d [ 189.950159][ C0] R10: dffffc0000000000 R11: fffffbfff1c9527e R12: dffffc0000000000 [ 189.950171][ C0] R13: 0000000010005fa1 R14: 0000000000050f57 R15: 0000000000000020 [ 189.950181][ C0] FS: 000055557a9d23c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 189.950195][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 189.950206][ C0] CR2: 00007f810e76df10 CR3: 00000000772d0000 CR4: 00000000003506f0 [ 189.950219][ C0] Call Trace: [ 189.950226][ C0] [ 189.950230][ C0] lapic_next_event+0x11/0x20 [ 189.950250][ C0] clockevents_program_event+0x1c0/0x310 [ 189.950280][ C0] hrtimer_interrupt+0x5a1/0x9c0 [ 189.950312][ C0] __sysvec_apic_timer_interrupt+0xfb/0x3b0 [ 189.950333][ C0] sysvec_apic_timer_interrupt+0x9f/0xc0 [ 189.950350][ C0] [ 189.950354][ C0] [ 189.950360][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 189.950380][ C0] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 189.950400][ C0] Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 2a b2 ee f6 48 89 df e8 42 84 ef f6 e8 1d 2b 13 f7 fb bf 01 00 00 00 12 a6 e2 f6 65 8b 05 03 ed 8a 75 85 c0 74 02 5b c3 e8 e0 d2 87 [ 189.950412][ C0] RSP: 0018:ffffc9000498fc78 EFLAGS: 00000286 [ 189.950425][ C0] RAX: 3a86912b5f908c00 RBX: ffff88802b9340c0 RCX: 3a86912b5f908c00 [ 189.950437][ C0] RDX: dffffc0000000000 RSI: ffffffff8aaabce0 RDI: 0000000000000001 [ 189.950448][ C0] RBP: ffff88802b934558 R08: ffffffff8e4a93ef R09: 1ffffffff1c9527d [ 189.950459][ C0] R10: dffffc0000000000 R11: fffffbfff1c9527e R12: 1ffff110057268ab [ 189.950471][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 189.950490][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 189.950508][ C0] get_signal+0x11f5/0x1400 [ 189.950546][ C0] arch_do_signal_or_restart+0x9c/0x7b0 [ 189.950574][ C0] ? get_sigframe_size+0x20/0x20 [ 189.950607][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 189.950631][ C0] exit_to_user_mode_loop+0x70/0x110 [ 189.950654][ C0] exit_to_user_mode_prepare+0xf6/0x180 [ 189.950677][ C0] syscall_exit_to_user_mode+0x1a/0x50 [ 189.950693][ C0] do_syscall_64+0x61/0xb0 [ 189.950715][ C0] ? clear_bhb_loop+0x40/0x90 [ 189.950733][ C0] ? clear_bhb_loop+0x40/0x90 [ 189.950752][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 189.950770][ C0] RIP: 0033:0x7f810e75591a [ 189.950789][ C0] 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 e3 6a 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 43 6b 02 00 8b 44 24 [ 189.950802][ C0] RSP: 002b:00007fff14f32770 EFLAGS: 00000293 [ 189.950814][ C0] RAX: fffffffffffffff7 RBX: 000000000000000c RCX: 00007f810e75591a [ 189.950824][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000000b [ 189.950833][ C0] RBP: 0000000000000000 R08: 00007f810e716990 R09: 00007f810e716990 [ 189.950844][ C0] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f810e7b433c [ 189.950853][ C0] R13: 00007f810e7ae106 R14: 00007fff14f327c0 R15: 0000000000000000 [ 189.950872][ C0]