Warning: Permanently added '10.128.0.94' (ED25519) to the list of known hosts. Setting up swapspace version 1, size = 127995904 bytes [ 111.154484][ T4282] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 111.206886][ T4306] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 111.210645][ T4307] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 111.216428][ T4306] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 111.222420][ T4307] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 111.231496][ T4306] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 111.239850][ T4307] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 111.243429][ T4306] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 111.249822][ T4307] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 111.257443][ T4306] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 111.265724][ T4307] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 111.270740][ T4306] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 111.277722][ T4307] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 111.286555][ T4306] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 111.292736][ T4307] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 111.303032][ T4306] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 111.307282][ T4307] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 111.313548][ T4306] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 111.327017][ T4307] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 111.328010][ T4306] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 111.335892][ T4307] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 111.341357][ T4306] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 111.350531][ T4307] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 111.356206][ T4306] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 111.362554][ T4307] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 111.376542][ T4308] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 111.379458][ T4306] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 111.385205][ T4308] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 111.391462][ T4306] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 111.404863][ T4309] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 111.408965][ T4306] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 216.611520][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 216.618732][ C0] (detected by 0, t=10502 jiffies, g=7169, q=155 ncpus=2) [ 216.625951][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294958796-4294948294), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 216.639344][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g7169 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 216.650480][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 216.660460][ C0] rcu: RCU grace-period kthread stack dump: [ 216.666373][ C0] task:rcu_preempt state:R running task stack:27400 pid:16 ppid:2 flags:0x00004000 [ 216.677288][ C0] Call Trace: [ 216.680616][ C0] [ 216.683580][ C0] __schedule+0x10ec/0x40b0 [ 216.688151][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 216.693387][ C0] ? _raw_spin_unlock+0x40/0x40 [ 216.698277][ C0] ? enqueue_timer+0x520/0x5c0 [ 216.703105][ C0] ? __sched_text_start+0x8/0x8 [ 216.707998][ C0] ? __mod_timer+0x91e/0xd00 [ 216.712641][ C0] schedule+0xb9/0x180 [ 216.716738][ C0] schedule_timeout+0x15c/0x280 [ 216.721608][ C0] ? console_conditional_schedule+0x40/0x40 [ 216.727527][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 216.733561][ C0] ? update_process_times+0x1b0/0x1b0 [ 216.739023][ C0] ? prepare_to_swait_event+0x335/0x350 [ 216.744603][ C0] rcu_gp_fqs_loop+0x2f2/0x1310 [ 216.749482][ C0] ? rcu_gp_kthread+0x380/0x380 [ 216.754377][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 216.760397][ C0] ? rcu_gp_init+0x14b0/0x14b0 [ 216.765266][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 216.770142][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 216.775368][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 216.780600][ C0] rcu_gp_kthread+0x95/0x380 [ 216.785217][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 216.790363][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 216.796294][ C0] ? __kthread_parkme+0x162/0x1c0 [ 216.801379][ C0] kthread+0x29d/0x330 [ 216.805476][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 216.810618][ C0] ? kthread_blkcg+0xd0/0xd0 [ 216.815252][ C0] ret_from_fork+0x1f/0x30 [ 216.819728][ C0] [ 216.822778][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 216.829136][ C0] Sending NMI from CPU 0 to CPUs 1: [ 216.834380][ C1] NMI backtrace for cpu 1 [ 216.834397][ C1] CPU: 1 PID: 4312 Comm: syz-executor416 Not tainted syzkaller #0 [ 216.834412][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 216.834420][ C1] RIP: 0010:rcu_read_lock_held+0x15/0x40 [ 216.834442][ C1] Code: 00 00 00 00 00 e8 9b 3b 01 00 e9 16 3f 01 00 66 0f 1f 44 00 00 53 e8 0a 5e a6 08 85 c0 74 26 31 db e8 ff 09 01 00 84 c0 74 20 56 0b 01 00 84 c0 74 17 48 c7 c7 20 b1 92 8c be ff ff ff ff 5b [ 216.834457][ C1] RSP: 0018:ffffc900001e0c20 EFLAGS: 00000002 [ 216.834471][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 04c603310b073300 [ 216.834481][ C1] RDX: ffff888079093b80 RSI: ffffffff8abef900 RDI: ffffffff8abef8c0 [ 216.834492][ C1] RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff2119049 [ 216.834503][ C1] R10: fffffbfff2119049 R11: 1ffffffff2119048 R12: ffff888023836c58 [ 216.834514][ C1] R13: ffff88802e157b40 R14: ffff8880790941b8 R15: 0000000000000001 [ 216.834525][ C1] FS: 000055557e1283c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 216.834539][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 216.834549][ C1] CR2: 00007faf9393d6c0 CR3: 0000000079b85000 CR4: 00000000003506e0 [ 216.834562][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 216.834571][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 216.834580][ C1] Call Trace: [ 216.834585][ C1] [ 216.834591][ C1] pid_task+0x9d/0x140 [ 216.834609][ C1] send_sigqueue+0x137/0x600 [ 216.834633][ C1] ? send_sigqueue+0x8d/0x600 [ 216.834656][ C1] posix_timer_fn+0x16a/0x3d0 [ 216.834674][ C1] __hrtimer_run_queues+0x554/0xd60 [ 216.834689][ C1] ? ktime_get_update_offsets_now+0x95/0x3e0 [ 216.834708][ C1] ? ktime_get_update_offsets_now+0x95/0x3e0 [ 216.834729][ C1] ? common_timer_wait_running+0x10/0x10 [ 216.834749][ C1] ? hrtimer_interrupt+0x9c0/0x9c0 [ 216.834785][ C1] hrtimer_interrupt+0x3c5/0x9c0 [ 216.834826][ C1] __sysvec_apic_timer_interrupt+0x153/0x5a0 [ 216.834850][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0 [ 216.834885][ C1] [ 216.834889][ C1] [ 216.834907][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 216.834928][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 216.834944][ 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 [ 216.834956][ C1] RSP: 0018:ffffc90003ef7b98 EFLAGS: 00000282 [ 216.834968][ C1] RAX: 04c603310b073300 RBX: ffff888078839bc0 RCX: 04c603310b073300 [ 216.834979][ C1] RDX: dffffc0000000000 RSI: ffffffff8a6c0600 RDI: 0000000000000001 [ 216.834990][ C1] RBP: ffff88807883a058 R08: dffffc0000000000 R09: ffffed100f107379 [ 216.835001][ C1] R10: ffffed100f107379 R11: 1ffff1100f107378 R12: 1ffff1100f10740b [ 216.835012][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 216.835029][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 216.835044][ C1] get_signal+0x1163/0x1350 [ 216.835075][ C1] arch_do_signal_or_restart+0xb7/0x1240 [ 216.835112][ C1] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 216.835150][ C1] ? load_gs_index+0x120/0x120 [ 216.835169][ C1] ? get_sigframe_size+0x10/0x10 [ 216.835198][ C1] ? exit_to_user_mode_loop+0x3b/0x110 [ 216.835223][ C1] exit_to_user_mode_loop+0x70/0x110 [ 216.835247][ C1] exit_to_user_mode_prepare+0xee/0x180 [ 216.835270][ C1] syscall_exit_to_user_mode+0x16/0x40 [ 216.835288][ C1] do_syscall_64+0x58/0xa0 [ 216.835311][ C1] ? clear_bhb_loop+0x60/0xb0 [ 216.835330][ C1] ? clear_bhb_loop+0x60/0xb0 [ 216.835352][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 216.835371][ C1] RIP: 0033:0x7faf93924a4a [ 216.835392][ C1] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 d3 69 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 33 6a 02 00 8b 44 24 [ 216.835405][ C1] RSP: 002b:00007ffd78e3c620 EFLAGS: 00000293 [ 216.835417][ C1] RAX: fffffffffffffff7 RBX: 0000000000000004 RCX: 00007faf93924a4a [ 216.835428][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 216.835437][ C1] RBP: 0000000000000000 R08: 00007ffd78e3c670 R09: 00007ffd78e3c670 [ 216.835448][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 00007faf939a8488 [ 216.835458][ C1] R13: 00007ffd78e3c65c R14: 0000000000000000 R15: 431bde82d7b634db [ 216.835476][ C1] [ 216.835485][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.102 msecs