Warning: Permanently added '10.128.0.67' (ED25519) to the list of known hosts. [ 86.138820][ T5804] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 86.147821][ T5804] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 86.156190][ T5804] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 86.165940][ T5804] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.172099][ T5808] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 86.174470][ T5804] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 86.181947][ T5808] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 86.189000][ T5804] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 86.202923][ T5806] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 86.204016][ T5804] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 86.210513][ T5808] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.219579][ T5804] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 86.225845][ T5808] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 86.231935][ T5809] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.240380][ T5808] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 86.247064][ T5809] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 86.253666][ T5808] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 86.260729][ T5809] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 86.268114][ T5808] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 86.283189][ T5809] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.292219][ T5808] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 86.298089][ T5809] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 86.301076][ T5808] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.314205][ T5808] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program [ 191.617375][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 191.624621][ C0] rcu: (detected by 0, t=10502 jiffies, g=9061, q=101 ncpus=2) [ 191.632558][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294956243-4294945741), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 191.646323][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g9061 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 191.657466][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 191.667462][ C0] rcu: RCU grace-period kthread stack dump: [ 191.673399][ C0] task:rcu_preempt state:R running task stack:26728 pid:17 ppid:2 flags:0x00004000 [ 191.684264][ C0] Call Trace: [ 191.687580][ C0] [ 191.690557][ C0] __schedule+0x14d2/0x44d0 [ 191.695141][ C0] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 191.701336][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 191.706597][ C0] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 191.712707][ C0] ? asan.module_dtor+0x20/0x20 [ 191.717612][ C0] ? enqueue_timer+0x225/0x530 [ 191.722414][ C0] ? __mod_timer+0x984/0xdb0 [ 191.727148][ C0] schedule+0xbd/0x170 [ 191.731264][ C0] schedule_timeout+0x160/0x280 [ 191.736161][ C0] ? console_conditional_schedule+0x40/0x40 [ 191.742091][ C0] ? update_process_times+0x1b0/0x1b0 [ 191.747570][ C0] ? prepare_to_swait_event+0x339/0x360 [ 191.753258][ C0] rcu_gp_fqs_loop+0x302/0x1560 [ 191.758178][ C0] ? rcu_gp_init+0x110e/0x1510 [ 191.763000][ C0] ? rcu_gp_kthread+0x380/0x380 [ 191.767909][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 191.773942][ C0] ? rcu_gp_init+0x1510/0x1510 [ 191.778762][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 191.783666][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 191.788928][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 191.794272][ C0] rcu_gp_kthread+0x99/0x380 [ 191.799184][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 191.804437][ C0] ? __kthread_parkme+0x7a/0x1c0 [ 191.809808][ C0] ? __kthread_parkme+0x162/0x1c0 [ 191.814896][ C0] kthread+0x2fa/0x390 [ 191.819000][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 191.824163][ C0] ? kthread_blkcg+0xd0/0xd0 [ 191.828794][ C0] ret_from_fork+0x48/0x80 [ 191.833284][ C0] ? kthread_blkcg+0xd0/0xd0 [ 191.837912][ C0] ret_from_fork_asm+0x11/0x20 [ 191.842734][ C0] [ 191.845801][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 191.852244][ C0] Sending NMI from CPU 0 to CPUs 1: [ 191.857504][ C1] NMI backtrace for cpu 1 [ 191.857527][ C1] CPU: 1 PID: 5813 Comm: syz-executor320 Not tainted syzkaller #0 [ 191.857542][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 191.857551][ C1] RIP: 0010:__local_bh_enable_ip+0xd9/0x1c0 [ 191.857574][ C1] Code: 44 24 20 00 00 00 00 9c 8f 44 24 20 8b 44 24 20 fa a9 00 02 00 00 74 0b 49 89 fc e8 21 5d 3a 00 4c 89 e7 65 8b 05 af 25 b2 7e <25> 00 ff 00 00 3d 00 02 00 00 75 05 e8 a6 31 15 00 b8 01 00 00 00 [ 191.857587][ C1] RSP: 0018:ffffc900045ffd00 EFLAGS: 00000002 [ 191.857601][ C1] RAX: 0000000080000200 RBX: 0000000000000200 RCX: ff409c4ea15b0f00 [ 191.857612][ C1] RDX: 0000000000000000 RSI: ffffffff8afc64a0 RDI: ffffffff8131126a [ 191.857623][ C1] RBP: ffffc900045ffd90 R08: ffffffff8e4a856f R09: 1ffffffff1c950ad [ 191.857640][ C1] R10: dffffc0000000000 R11: fffffbfff1c950ae R12: ffffffff8131126a [ 191.857652][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920008bffa0 [ 191.857663][ C1] FS: 0000555558fc13c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 191.857680][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 191.857691][ C1] CR2: 00007fd0f4dfd8b0 CR3: 00000000253cd000 CR4: 00000000003506e0 [ 191.857705][ C1] Call Trace: [ 191.857712][ C1] [ 191.857719][ C1] ? _local_bh_enable+0xa0/0xa0 [ 191.857733][ C1] ? rcu_is_watching+0x15/0xb0 [ 191.857756][ C1] ? fpu__clear_user_states+0x3a/0x270 [ 191.857779][ C1] ? fpu__clear_user_states+0x19f/0x270 [ 191.857803][ C1] arch_do_signal_or_restart+0x477/0x780 [ 191.857831][ C1] ? get_sigframe_size+0x20/0x20 [ 191.857863][ C1] ? exit_to_user_mode_loop+0x3b/0x110 [ 191.857888][ C1] exit_to_user_mode_loop+0x70/0x110 [ 191.857912][ C1] exit_to_user_mode_prepare+0xf6/0x180 [ 191.857935][ C1] syscall_exit_to_user_mode+0x1a/0x50 [ 191.857963][ C1] do_syscall_64+0x61/0xb0 [ 191.857983][ C1] ? clear_bhb_loop+0x40/0x90 [ 191.858000][ C1] ? clear_bhb_loop+0x40/0x90 [ 191.858017][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 191.858034][ C1] RIP: 0033:0x7fd0f4e0c730 [ 191.858051][ C1] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 9a 10 03 00 e8 d5 f7 fa ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 [ 191.858063][ C1] RSP: 002b:00007fffbf49db78 EFLAGS: 00000246 [ 191.858075][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fd0f4de61d9 [ 191.858084][ C1] RDX: 00007fffbf49db80 RSI: 00007fffbf49dcb0 RDI: 0000000000000021 [ 191.858094][ C1] RBP: 0000000000000000 R08: 00007fffbf49e150 R09: 00007fffbf49e150 [ 191.858104][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd0f4e6e488 [ 191.858120][ C1] R13: 00007fffbf49e13c R14: 0000000000000000 R15: 431bde82d7b634db [ 191.858139][ C1]