Warning: Permanently added '10.128.0.208' (ED25519) to the list of known hosts. [ 74.036524][ T4279] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 74.059791][ T4285] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 74.067758][ T4285] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 74.070783][ T4287] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 74.075479][ T4285] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 74.082676][ T4287] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 74.090924][ T4285] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 74.097935][ T4287] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 74.104346][ T4285] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 74.111628][ T4287] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 74.118484][ T4285] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 74.125102][ T4287] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 74.131892][ T4285] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 74.146737][ T4285] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 74.147877][ T4288] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 74.154385][ T4285] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 74.162019][ T4288] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 74.168064][ T4285] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 74.175807][ T4288] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 74.189652][ T4288] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 74.189881][ T4285] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 74.203988][ T48] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 74.204142][ T4285] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 74.218632][ T4285] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 74.225824][ T48] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 74.234399][ T4279] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 74.242216][ T4289] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 74.252748][ T4289] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 74.256387][ T4285] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 74.267280][ T4285] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program [ 179.516019][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 179.523383][ C0] (detected by 0, t=10502 jiffies, g=7469, q=104 ncpus=2) [ 179.530608][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294955070-4294944567), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 179.544008][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g7469 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 179.555143][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 179.565147][ C0] rcu: RCU grace-period kthread stack dump: [ 179.571064][ C0] task:rcu_preempt state:R running task stack:27840 pid:16 ppid:2 flags:0x00004000 [ 179.581899][ C0] Call Trace: [ 179.585209][ C0] [ 179.588184][ C0] __schedule+0x10ec/0x40b0 [ 179.592776][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 179.598014][ C0] ? _raw_spin_unlock+0x40/0x40 [ 179.602916][ C0] ? release_firmware_map_entry+0x18a/0x18a [ 179.608855][ C0] schedule+0xb9/0x180 [ 179.612962][ C0] schedule_timeout+0x15c/0x280 [ 179.617861][ C0] ? console_conditional_schedule+0x40/0x40 [ 179.623813][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 179.629865][ C0] ? update_process_times+0x1b0/0x1b0 [ 179.635293][ C0] ? prepare_to_swait_event+0x335/0x350 [ 179.640890][ C0] rcu_gp_fqs_loop+0x2f2/0x1310 [ 179.645782][ C0] ? rcu_gp_kthread+0x380/0x380 [ 179.650667][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 179.656694][ C0] ? rcu_gp_init+0x14b0/0x14b0 [ 179.661491][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 179.666382][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 179.671625][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 179.676864][ C0] rcu_gp_kthread+0x95/0x380 [ 179.681490][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 179.686645][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 179.692588][ C0] ? __kthread_parkme+0x162/0x1c0 [ 179.697666][ C0] kthread+0x29d/0x330 [ 179.701782][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 179.706926][ C0] ? kthread_blkcg+0xd0/0xd0 [ 179.711645][ C0] ret_from_fork+0x1f/0x30 [ 179.716115][ C0] [ 179.719170][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 179.725519][ C0] Sending NMI from CPU 0 to CPUs 1: [ 179.730778][ C1] NMI backtrace for cpu 1 [ 179.730796][ C1] CPU: 1 PID: 4290 Comm: syz-executor358 Not tainted syzkaller #0 [ 179.730812][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 179.730821][ C1] RIP: 0010:native_apic_msr_write+0x35/0x50 [ 179.730851][ 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 9f bd f7 02 66 2e 0f 1f 84 00 00 00 00 00 [ 179.730868][ C1] RSP: 0018:ffffc900001e0e38 EFLAGS: 00000046 [ 179.730882][ C1] RAX: 000000000004f986 RBX: 000000000004f986 RCX: 0000000000000838 [ 179.730893][ C1] RDX: 0000000000000000 RSI: 000000000004f986 RDI: 0000000000000838 [ 179.730902][ C1] RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1c3ee26 [ 179.730913][ C1] R10: fffffbfff1c3ee26 R11: 1ffffffff1c3ee25 R12: dffffc0000000000 [ 179.730925][ C1] R13: 0000000010004824 R14: ffffffff8c5e3b40 R15: dffffc0000000000 [ 179.730937][ C1] FS: 0000555561dd63c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 179.730951][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 179.730962][ C1] CR2: 000020000006b000 CR3: 0000000072c5a000 CR4: 00000000003506e0 [ 179.730975][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 179.730984][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 179.730994][ C1] Call Trace: [ 179.730999][ C1] [ 179.731004][ C1] lapic_next_event+0x5b/0x70 [ 179.731029][ C1] clockevents_program_event+0x1bc/0x310 [ 179.731050][ C1] hrtimer_interrupt+0x59d/0x9c0 [ 179.731079][ C1] __sysvec_apic_timer_interrupt+0x153/0x5a0 [ 179.731104][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0 [ 179.731127][ C1] [ 179.731131][ C1] [ 179.731136][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 179.731153][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 179.731177][ C1] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 18 42 f7 48 89 df e8 e6 dd 42 f7 e8 61 d1 65 f7 fb bf 01 00 00 00 46 5b 36 f7 65 8b 05 67 14 e1 75 85 c0 74 02 5b c3 e8 b4 25 df [ 179.731189][ C1] RSP: 0018:ffffc90003ea7bb8 EFLAGS: 00000286 [ 179.731201][ C1] RAX: 274864bdd286ce00 RBX: ffff888029271bc0 RCX: 274864bdd286ce00 [ 179.731214][ C1] RDX: dffffc0000000000 RSI: ffffffff8a8c0300 RDI: 0000000000000001 [ 179.731225][ C1] RBP: ffff888029272058 R08: dffffc0000000000 R09: ffffed100524e379 [ 179.731237][ C1] R10: ffffed100524e379 R11: 1ffff1100524e378 R12: 1ffff1100524e40b [ 179.731248][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 179.731266][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 179.731289][ C1] get_signal+0x1163/0x1350 [ 179.731323][ C1] arch_do_signal_or_restart+0xb0/0x1230 [ 179.731345][ C1] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 179.731368][ C1] ? load_gs_index+0x120/0x120 [ 179.731387][ C1] ? get_sigframe_size+0x10/0x10 [ 179.731415][ C1] ? exit_to_user_mode_loop+0x3b/0x110 [ 179.731440][ C1] exit_to_user_mode_loop+0x70/0x110 [ 179.731463][ C1] exit_to_user_mode_prepare+0xb1/0x140 [ 179.731486][ C1] syscall_exit_to_user_mode+0x16/0x40 [ 179.731509][ C1] do_syscall_64+0x58/0xa0 [ 179.731525][ C1] ? clear_bhb_loop+0x60/0xb0 [ 179.731540][ C1] ? clear_bhb_loop+0x60/0xb0 [ 179.731557][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 179.731582][ C1] RIP: 0033:0x7f1db94398d9 [ 179.731603][ C1] 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 [ 179.731615][ C1] RSP: 002b:00007ffc871f8b18 EFLAGS: 00000246 [ 179.731627][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f1db94398d9 [ 179.731637][ C1] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 179.731647][ C1] RBP: 0000000000000000 R08: 00007f1db93f9990 R09: 00007f1db93f9990 [ 179.731657][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1db949733c [ 179.731667][ C1] R13: 00007f1db9491106 R14: 00007ffc871f8b50 R15: 0000000000000000 [ 179.731684][ C1]