Warning: Permanently added '10.128.1.36' (ED25519) to the list of known hosts. [ 193.625706][ T5097] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 193.633746][ T5102] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 193.635791][ T5103] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 193.641480][ T5102] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 193.648895][ T5104] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 193.662572][ T5102] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 193.663439][ T5103] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 193.670510][ T5102] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 193.677593][ T5103] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 193.685505][ T5102] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 193.690924][ T5104] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 193.698270][ T5102] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 193.706342][ T5104] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 193.711985][ T5102] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 193.718736][ T5104] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 193.727301][ T5102] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 193.733876][ T5104] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 193.739838][ T5102] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 193.746868][ T5104] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 193.754203][ T5105] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 193.761893][ T5104] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 193.769591][ T5105] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 193.774399][ T5104] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 193.781183][ T5102] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 193.788286][ T5104] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 193.795096][ T5105] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 193.809432][ T5102] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 193.821826][ T5102] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 193.827879][ T5104] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 193.829986][ T5102] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 193.845604][ T5102] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 193.862311][ T5102] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 193.902767][ T5102] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 193.911640][ T5097] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 193.919641][ T5097] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 193.926922][ T5097] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 299.197703][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 299.204766][ C0] rcu: (detected by 0, t=10502 jiffies, g=4953, q=18 ncpus=2) [ 299.212333][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294967083-4294956581), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 299.225723][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g4953 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 299.236849][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 299.246837][ C0] rcu: RCU grace-period kthread stack dump: [ 299.252734][ C0] task:rcu_preempt state:R running task stack:28752 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 299.264487][ C0] Call Trace: [ 299.267790][ C0] [ 299.270739][ C0] __schedule+0xedb/0x5af0 [ 299.275216][ C0] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 299.281236][ C0] ? io_schedule_timeout+0x150/0x150 [ 299.286543][ C0] ? schedule+0x1fc/0x270 [ 299.290898][ C0] ? reacquire_held_locks+0x4c0/0x4c0 [ 299.296305][ C0] ? timer_fixup_activate+0x220/0x220 [ 299.301710][ C0] ? lockdep_init_map_type+0x16d/0x7d0 [ 299.307203][ C0] schedule+0xe9/0x270 [ 299.311301][ C0] schedule_timeout+0x137/0x290 [ 299.316167][ C0] ? usleep_range_state+0x1a0/0x1a0 [ 299.321398][ C0] ? do_init_timer+0x100/0x100 [ 299.326196][ C0] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 299.332022][ C0] ? prepare_to_swait_event+0xf4/0x470 [ 299.337514][ C0] rcu_gp_fqs_loop+0x1ec/0xb10 [ 299.342307][ C0] ? rcu_check_gp_kthread_starvation+0x450/0x450 [ 299.348663][ C0] ? reacquire_held_locks+0x4c0/0x4c0 [ 299.354071][ C0] rcu_gp_kthread+0x24b/0x380 [ 299.358775][ C0] ? rcu_gp_init+0x1510/0x1510 [ 299.363562][ C0] ? lockdep_hardirqs_on+0x7d/0x110 [ 299.368786][ C0] ? __kthread_parkme+0x14b/0x220 [ 299.373840][ C0] ? rcu_gp_init+0x1510/0x1510 [ 299.378656][ C0] kthread+0x2c6/0x3a0 [ 299.382748][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 299.387967][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 299.393617][ C0] ret_from_fork+0x45/0x80 [ 299.398056][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 299.403711][ C0] ret_from_fork_asm+0x11/0x20 [ 299.408505][ C0] [ 299.411539][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 299.417868][ C0] Sending NMI from CPU 0 to CPUs 1: [ 299.423093][ C1] NMI backtrace for cpu 1 [ 299.423101][ C1] CPU: 1 PID: 5111 Comm: syz-executor332 Not tainted 6.7.0-rc3-syzkaller-00134-g994d5c58e50e #0 [ 299.423116][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 299.423123][ C1] RIP: 0010:native_apic_mem_eoi+0xd/0x10 [ 299.423140][ C1] Code: 08 8b 83 00 c0 5f ff 5b c3 e8 df 67 a5 00 eb f1 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 f3 0f 1e fa 31 c0 89 04 25 b0 c0 5f ff 66 90 f3 0f 1e fa b8 01 00 00 00 c3 66 0f 1f 44 00 00 f3 0f 1e [ 299.423152][ C1] RSP: 0018:ffffc900001f0fd0 EFLAGS: 00000046 [ 299.423163][ C1] RAX: 0000000000000000 RBX: ffffc900043f7c58 RCX: 1ffff1101732510c [ 299.423171][ C1] RDX: dffffc0000000000 RSI: ffffffff8ac928c0 RDI: ffffffff8b2f0e80 [ 299.423180][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 299.423187][ C1] R10: 0000000000000000 R11: ffffc900001f0ff8 R12: 0000000000000000 [ 299.423194][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 299.423205][ C1] FS: 00005555555863c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 299.423218][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 299.423226][ C1] CR2: 00007fb16d87f4c0 CR3: 0000000077af5000 CR4: 0000000000350ef0 [ 299.423234][ C1] Call Trace: [ 299.423239][ C1] [ 299.423243][ C1] ? show_regs+0x8f/0xa0 [ 299.423259][ C1] ? nmi_cpu_backtrace+0x1d4/0x390 [ 299.423275][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 299.423293][ C1] ? nmi_handle+0x1a6/0x570 [ 299.423307][ C1] ? x86_pmu_event_mapped+0x1c0/0x1c0 [ 299.423327][ C1] ? native_apic_mem_eoi+0xd/0x10 [ 299.423340][ C1] ? default_do_nmi+0x6a/0x160 [ 299.423358][ C1] ? exc_nmi+0x186/0x200 [ 299.423373][ C1] ? end_repeat_nmi+0xf/0x2a [ 299.423389][ C1] ? native_apic_mem_eoi+0xd/0x10 [ 299.423402][ C1] ? native_apic_mem_eoi+0xd/0x10 [ 299.423416][ C1] ? native_apic_mem_eoi+0xd/0x10 [ 299.423429][ C1] [ 299.423432][ C1] [ 299.423435][ C1] __sysvec_apic_timer_interrupt+0x38/0x400 [ 299.423452][ C1] sysvec_apic_timer_interrupt+0x90/0xb0 [ 299.423471][ C1] [ 299.423474][ C1] [ 299.423478][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 299.423492][ C1] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 299.423506][ C1] Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 4a c7 e4 f6 48 89 df e8 b2 3e e5 f6 e8 fd fd 0a f7 fb bf 01 00 00 00 d2 f7 d6 f6 65 8b 05 a3 77 80 75 85 c0 74 02 5b c3 e8 70 3b 7d [ 299.423517][ C1] RSP: 0018:ffffc900043f7d00 EFLAGS: 00000202 [ 299.423526][ C1] RAX: 0000000003b4dd15 RBX: ffff888026d2b780 RCX: 1ffffffff1e320e9 [ 299.423534][ C1] RDX: 0000000000000000 RSI: ffffffff8accb7e0 RDI: 0000000000000001 [ 299.423541][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 299.423548][ C1] R10: ffffffff8f1939d7 R11: 0000000000000000 R12: ffff888026d2bc18 [ 299.423555][ C1] R13: 0000000000000021 R14: ffff888026d2bb80 R15: 1ffff9200087efaf [ 299.423568][ C1] get_signal+0x1899/0x2790 [ 299.423586][ C1] ? exit_signals+0x960/0x960 [ 299.423600][ C1] ? do_sigaltstack.constprop.0+0x550/0x810 [ 299.423614][ C1] arch_do_signal_or_restart+0x90/0x7f0 [ 299.423633][ C1] ? get_sigframe_size+0x20/0x20 [ 299.423652][ C1] ? __do_sys_rt_sigreturn+0x168/0x230 [ 299.423672][ C1] exit_to_user_mode_prepare+0x121/0x240 [ 299.423695][ C1] syscall_exit_to_user_mode+0x1e/0x60 [ 299.423714][ C1] do_syscall_64+0x4d/0x110 [ 299.423730][ C1] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 299.423749][ C1] RIP: 0033:0x7fb16d867e79 [ 299.423758][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 18 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 [ 299.423769][ C1] RSP: 002b:00007fffa7413458 EFLAGS: 00000246 [ 299.423777][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fb16d867e79 [ 299.423785][ C1] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 299.423792][ C1] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 299.423799][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555555586370 [ 299.423806][ C1] R13: 0000000000000002 R14: 00007fffa74134d0 R15: 00007fffa74134c0 [ 299.423818][ C1]