Warning: Permanently added '10.128.0.81' (ED25519) to the list of known hosts.
[ 74.045266][ T4288] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 74.045507][ T4289] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1
[ 74.053020][ T4288] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 74.060409][ T4289] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 74.067883][ T4288] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 74.074598][ T4289] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1
[ 74.082443][ T4288] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9
[ 74.088892][ T4289] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 74.096468][ T4288] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 74.103555][ T4290] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 74.110471][ T4288] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9
[ 74.118561][ T4290] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 74.131558][ T4290] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9
[ 74.135854][ T4288] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9
[ 74.138734][ T4290] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 74.147320][ T4288] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4
[ 74.153567][ T4290] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4
[ 74.161307][ T4288] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3
[ 74.175791][ T4288] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 74.180584][ T4291] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 74.183116][ T4288] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 74.190156][ T4290] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2
[ 74.198576][ T4289] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3
[ 74.205516][ T4291] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
[ 74.211387][ T4289] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3
[ 74.218611][ T4290] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2
[ 74.225340][ T4289] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 74.234201][ T4291] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 74.249136][ T4290] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 74.255556][ T4288] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 179.591782][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 179.598852][ C0] (detected by 0, t=10502 jiffies, g=7029, q=335 ncpus=2)
[ 179.606084][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10500 (4294955079-4294944579), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 179.619469][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g7029 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 179.630592][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 179.640579][ C0] rcu: RCU grace-period kthread stack dump:
[ 179.646577][ C0] task:rcu_preempt state:R running task stack:26880 pid:16 ppid:2 flags:0x00004000
[ 179.657491][ C0] Call Trace:
[ 179.660879][ C0]
[ 179.663903][ C0] __schedule+0x10ec/0x40b0
[ 179.668550][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 179.673783][ C0] ? _raw_spin_unlock+0x40/0x40
[ 179.678741][ C0] ? enqueue_timer+0x520/0x5c0
[ 179.683527][ C0] ? __sched_text_start+0x8/0x8
[ 179.688403][ C0] ? __mod_timer+0x91e/0xd00
[ 179.693120][ C0] schedule+0xb9/0x180
[ 179.697300][ C0] schedule_timeout+0x15c/0x280
[ 179.702172][ C0] ? console_conditional_schedule+0x40/0x40
[ 179.708083][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x100
[ 179.713998][ C0] ? update_process_times+0x1b0/0x1b0
[ 179.719403][ C0] ? prepare_to_swait_event+0x335/0x350
[ 179.724979][ C0] rcu_gp_fqs_loop+0x2f2/0x1310
[ 179.729864][ C0] ? dump_blkd_tasks+0x810/0x810
[ 179.734835][ C0] ? rcu_gp_init+0x14b0/0x14b0
[ 179.739624][ C0] ? rcu_gp_cleanup+0xb4c/0xca0
[ 179.744500][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 179.749720][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 179.754944][ C0] rcu_gp_kthread+0x95/0x380
[ 179.759645][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 179.764805][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 179.770721][ C0] ? __kthread_parkme+0x162/0x1c0
[ 179.775784][ C0] kthread+0x29d/0x330
[ 179.779886][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 179.785135][ C0] ? kthread_blkcg+0xd0/0xd0
[ 179.789836][ C0] ret_from_fork+0x1f/0x30
[ 179.794297][ C0]
[ 179.797335][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 179.803777][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 179.808999][ C1] NMI backtrace for cpu 1
[ 179.809008][ C1] CPU: 1 PID: 4294 Comm: syz-executor156 Not tainted syzkaller #0
[ 179.809023][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 179.809030][ C1] RIP: 0010:lock_release+0x133/0x910
[ 179.809051][ C1] Code: c0 0f 85 7a 04 00 00 65 4c 8b 35 78 ea 9e 7e 49 8d 9e dc 0a 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 43 05 00 00 <83> 3b 00 0f 85 4e 04 00 00 4c 89 74 24 08 48 c7 84 24 a0 00 00 00
[ 179.809063][ C1] RSP: 0018:ffffc900001e0ae0 EFLAGS: 00000046
[ 179.809076][ C1] RAX: 0000000000000000 RBX: ffff88801e33465c RCX: 710e361b075b9e00
[ 179.809086][ C1] RDX: 0000000000000000 RSI: ffffffff8abef900 RDI: ffffffff8abef8c0
[ 179.809095][ C1] RBP: ffffc900001e0bf8 R08: dffffc0000000000 R09: fffffbfff1bfe1c6
[ 179.809105][ C1] R10: fffffbfff1bfe1c6 R11: 1ffffffff1bfe1c5 R12: ffff88807d76ef00
[ 179.809115][ C1] R13: dffffc0000000000 R14: ffff88801e333b80 R15: 1ffff9200003c168
[ 179.809132][ C1] FS: 00005555626183c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 179.809144][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 179.809154][ C1] CR2: 000020000006b000 CR3: 000000007f172000 CR4: 00000000003506e0
[ 179.809169][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 179.809177][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 179.809185][ C1] Call Trace:
[ 179.809191][ C1]
[ 179.809197][ C1] ? __lock_task_sighand+0x25/0x2d0
[ 179.809217][ C1] ? __lock_task_sighand+0x25/0x2d0
[ 179.809233][ C1] ? __lock_acquire+0x7c50/0x7c50
[ 179.809249][ C1] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 179.809264][ C1] ? _raw_spin_lock+0x40/0x40
[ 179.809280][ C1] ? __lock_task_sighand+0x25/0x2d0
[ 179.809297][ C1] __lock_task_sighand+0x2b0/0x2d0
[ 179.809316][ C1] send_sigqueue+0x159/0x600
[ 179.809336][ C1] ? send_sigqueue+0x8d/0x600
[ 179.809355][ C1] posix_timer_fn+0x16a/0x3d0
[ 179.809371][ C1] __hrtimer_run_queues+0x554/0xd60
[ 179.809385][ C1] ? ktime_get_update_offsets_now+0x95/0x3e0
[ 179.809401][ C1] ? ktime_get_update_offsets_now+0x95/0x3e0
[ 179.809420][ C1] ? common_timer_wait_running+0x10/0x10
[ 179.809437][ C1] ? hrtimer_interrupt+0x9c0/0x9c0
[ 179.809455][ C1] hrtimer_interrupt+0x3c5/0x9c0
[ 179.809479][ C1] __sysvec_apic_timer_interrupt+0x153/0x5a0
[ 179.809500][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 179.809515][ C1]
[ 179.809519][ C1]
[ 179.809524][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 179.809541][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40
[ 179.809555][ C1] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ae 05 49 f7 48 89 df e8 06 cb 49 f7 e8 d1 bd 6c f7 fb bf 01 00 00 00 96 43 3d f7 65 8b 05 27 f1 e7 75 85 c0 74 02 5b c3 e8 c4 02 e6
[ 179.809565][ C1] RSP: 0018:ffffc90003ec7b98 EFLAGS: 00000282
[ 179.809576][ C1] RAX: 710e361b075b9e00 RBX: ffff88807d76ef00 RCX: 710e361b075b9e00
[ 179.809586][ C1] RDX: dffffc0000000000 RSI: ffffffff8a6c0600 RDI: 0000000000000001
[ 179.809595][ C1] RBP: ffff88807d76f398 R08: dffffc0000000000 R09: ffffed100faedde1
[ 179.809605][ C1] R10: ffffed100faedde1 R11: 1ffff1100faedde0 R12: 1ffff1100faede73
[ 179.809614][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
[ 179.809630][ C1] ? _raw_spin_unlock_irq+0x1f/0x40
[ 179.809644][ C1] get_signal+0x1163/0x1350
[ 179.809670][ C1] arch_do_signal_or_restart+0xb7/0x1240
[ 179.809689][ C1] ? __ia32_sys_rt_sigreturn+0x660/0x790
[ 179.809708][ C1] ? load_gs_index+0x120/0x120
[ 179.809723][ C1] ? get_sigframe_size+0x10/0x10
[ 179.809746][ C1] ? exit_to_user_mode_loop+0x3b/0x110
[ 179.809766][ C1] exit_to_user_mode_loop+0x70/0x110
[ 179.809784][ C1] exit_to_user_mode_prepare+0xee/0x180
[ 179.809802][ C1] syscall_exit_to_user_mode+0x16/0x40
[ 179.809817][ C1] do_syscall_64+0x58/0xa0
[ 179.809834][ C1] ? clear_bhb_loop+0x60/0xb0
[ 179.809849][ C1] ? clear_bhb_loop+0x60/0xb0
[ 179.809866][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 179.809881][ C1] RIP: 0033:0x7f85fe5821d9
[ 179.809892][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 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
[ 179.809902][ C1] RSP: 002b:00007fffab637bc8 EFLAGS: 00000246
[ 179.809913][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f85fe5821d9
[ 179.809921][ C1] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000
[ 179.809929][ C1] RBP: 0000000000000000 R08: 00007fffab637c00 R09: 00007fffab637c00
[ 179.809938][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f85fe60a488
[ 179.809947][ C1] R13: 00007fffab637bec R14: 0000000000000000 R15: 431bde82d7b634db
[ 179.809962][ C1]