Warning: Permanently added '10.128.0.208' (ED25519) to the list of known hosts. [ 86.990943][ T4279] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 87.000296][ T4279] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.005762][ T4280] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 87.008121][ T4279] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 87.022236][ T4280] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 87.025141][ T4279] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 87.030276][ T4280] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.037080][ T4279] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 87.043929][ T4280] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 87.050777][ T4279] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 87.057367][ T4280] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 87.064908][ T4279] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 87.071991][ T4280] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 87.078532][ T4279] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.085712][ T4280] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 87.100682][ T4280] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 87.101772][ T4282] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 87.108408][ T4280] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 87.115379][ T4282] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 87.122922][ T4280] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.128903][ T4282] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 87.136281][ T4280] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 87.143121][ T4282] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 87.150548][ T4280] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 87.156847][ T4282] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 87.164363][ T4280] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 87.170733][ T4282] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 87.178070][ T4280] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.185398][ T4283] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 87.192645][ T4278] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 192.499361][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 192.506421][ C1] (detected by 1, t=10502 jiffies, g=5917, q=52 ncpus=2) [ 192.513565][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294956403-4294945901), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 192.526943][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g5917 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 192.538067][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 192.548046][ C1] rcu: RCU grace-period kthread stack dump: [ 192.553952][ C1] task:rcu_preempt state:R running task stack:27840 pid:16 ppid:2 flags:0x00004000 [ 192.564755][ C1] Call Trace: [ 192.568053][ C1] [ 192.571007][ C1] __schedule+0x10e9/0x40d0 [ 192.575558][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 192.580876][ C1] ? _raw_spin_unlock+0x40/0x40 [ 192.585756][ C1] ? release_firmware_map_entry+0x18a/0x18a [ 192.591684][ C1] schedule+0xb9/0x180 [ 192.595770][ C1] schedule_timeout+0x15c/0x280 [ 192.600643][ C1] ? console_conditional_schedule+0x40/0x40 [ 192.606556][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 192.612561][ C1] ? update_process_times+0x1b0/0x1b0 [ 192.617962][ C1] ? prepare_to_swait_event+0x335/0x350 [ 192.623540][ C1] rcu_gp_fqs_loop+0x2f2/0x1310 [ 192.628418][ C1] ? rcu_gp_kthread+0x380/0x380 [ 192.633296][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 192.639303][ C1] ? rcu_gp_init+0x14b0/0x14b0 [ 192.644090][ C1] ? rcu_gp_cleanup+0xb4c/0xca0 [ 192.648963][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 192.654186][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 192.659411][ C1] rcu_gp_kthread+0x95/0x380 [ 192.664024][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 192.669155][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 192.675073][ C1] ? __kthread_parkme+0x162/0x1c0 [ 192.680127][ C1] kthread+0x29d/0x330 [ 192.684232][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 192.689373][ C1] ? kthread_blkcg+0xd0/0xd0 [ 192.694093][ C1] ret_from_fork+0x1f/0x30 [ 192.698555][ C1] [ 192.701593][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 192.707929][ C1] Sending NMI from CPU 1 to CPUs 0: [ 192.713154][ C0] NMI backtrace for cpu 0 [ 192.713163][ C0] CPU: 0 PID: 4285 Comm: syz-executor289 Not tainted 6.1.140-syzkaller #0 [ 192.713177][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 192.713185][ C0] RIP: 0010:rb_next+0x12/0xd0 [ 192.713213][ C0] Code: 4c 89 f7 e8 90 92 d2 f7 eb d9 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 57 41 56 53 48 89 fb 49 bf 00 00 00 00 00 fc ff df <48> 89 f8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 58 92 d2 f7 [ 192.713224][ C0] RSP: 0018:ffffc90000007cc8 EFLAGS: 00000006 [ 192.713238][ C0] RAX: ffffffff8a0028de RBX: ffff88807cdde0b0 RCX: ffff888027ab9dc0 [ 192.713249][ C0] RDX: 0000000000010000 RSI: ffff88807cdde0b0 RDI: ffff88807cdde0b0 [ 192.713258][ C0] RBP: 1ffff1100f9bbc16 R08: dffffc0000000000 R09: fffffbfff1bfd006 [ 192.713268][ C0] R10: fffffbfff1bfd006 R11: 1ffffffff1bfd005 R12: ffff8880b8e2a658 [ 192.713278][ C0] R13: dffffc0000000000 R14: ffff88807cdde0b0 R15: dffffc0000000000 [ 192.713288][ C0] FS: 000055555e4b33c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 192.713300][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 192.713311][ C0] CR2: 000020000006b000 CR3: 0000000029dfc000 CR4: 00000000003506f0 [ 192.713325][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 192.713333][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 192.713342][ C0] Call Trace: [ 192.713348][ C0] [ 192.713354][ C0] timerqueue_del+0x86/0x100 [ 192.713375][ C0] __hrtimer_run_queues+0x37e/0xc80 [ 192.713399][ C0] ? hrtimer_interrupt+0x8d0/0x8d0 [ 192.713413][ C0] ? ktime_get_update_offsets_now+0x3ce/0x3e0 [ 192.713433][ C0] hrtimer_interrupt+0x3bb/0x8d0 [ 192.713457][ C0] __sysvec_apic_timer_interrupt+0x153/0x5a0 [ 192.713477][ C0] sysvec_apic_timer_interrupt+0x9b/0xc0 [ 192.713498][ C0] [ 192.713502][ C0] [ 192.713506][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 192.713521][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 192.713540][ C0] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ce 2e 4a f7 48 89 df e8 26 f4 4a f7 e8 91 f6 6d f7 fb bf 01 00 00 00 36 71 3e f7 65 8b 05 d7 32 e9 75 85 c0 74 02 5b c3 e8 24 44 e7 [ 192.713550][ C0] RSP: 0018:ffffc90003dd7bb8 EFLAGS: 00000286 [ 192.713561][ C0] RAX: 70561a7e7642bb00 RBX: ffff88802604d340 RCX: 70561a7e7642bb00 [ 192.713570][ C0] RDX: dffffc0000000000 RSI: ffffffff8a6c0000 RDI: 0000000000000001 [ 192.713580][ C0] RBP: ffff88802604d7d8 R08: dffffc0000000000 R09: ffffed1004c09a69 [ 192.713589][ C0] R10: ffffed1004c09a69 R11: 1ffff11004c09a68 R12: 1ffff11004c09afb [ 192.713599][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 192.713615][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 192.713632][ C0] get_signal+0x1163/0x1350 [ 192.713659][ C0] arch_do_signal_or_restart+0xb0/0x1230 [ 192.713677][ C0] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 192.713696][ C0] ? load_gs_index+0x120/0x120 [ 192.713712][ C0] ? get_sigframe_size+0x10/0x10 [ 192.713735][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 192.713755][ C0] exit_to_user_mode_loop+0x70/0x110 [ 192.713773][ C0] exit_to_user_mode_prepare+0xb1/0x140 [ 192.713792][ C0] syscall_exit_to_user_mode+0x16/0x40 [ 192.713805][ C0] do_syscall_64+0x58/0xa0 [ 192.713820][ C0] ? clear_bhb_loop+0x60/0xb0 [ 192.713833][ C0] ? clear_bhb_loop+0x60/0xb0 [ 192.713846][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 192.713866][ C0] RIP: 0033:0x7fc7d7b4b8a1 [ 192.713877][ C0] Code: 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 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 192.713887][ C0] RSP: 002b:00007ffc71aa48e8 EFLAGS: 00000217 [ 192.713897][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fc7d7b4b899 [ 192.713906][ C0] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 192.713915][ C0] RBP: 0000000000000000 R08: 00007fc7d7b0b990 R09: 00007fc7d7b0b990 [ 192.713923][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc7d7ba933c [ 192.713932][ C0] R13: 00007fc7d7ba3106 R14: 00007ffc71aa4920 R15: 0000000000000000 [ 192.713948][ C0]