DUID 00:04:fd:d1:b1:d5:68:a0:3a:5f:50:0a:64:49:ea:42:3f:75
forked to background, child pid 3173
[ 22.742871][ T3174] 8021q: adding VLAN 0 to HW filter on device bond0
[ 22.752416][ T3174] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
syzkaller login: [ 71.178842][ T7] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.114' (ED25519) to the list of known hosts.
executing program
executing program
executing program
[ 296.564803][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 296.571839][ C0] (detected by 0, t=10502 jiffies, g=3601, q=28)
[ 296.578247][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294966795-4294956293), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 296.591601][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g3601 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 296.602730][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 296.612698][ C0] rcu: RCU grace-period kthread stack dump:
[ 296.618584][ C0] task:rcu_preempt state:R running task stack:27000 pid: 15 ppid: 2 flags:0x00004000
[ 296.629384][ C0] Call Trace:
[ 296.632663][ C0]
[ 296.635591][ C0] __schedule+0x12c4/0x45b0
[ 296.640214][ C0] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 296.646133][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 296.652035][ C0] ? __mod_timer+0xa8e/0xeb0
[ 296.656670][ C0] ? __sched_text_start+0x8/0x8
[ 296.661522][ C0] ? mod_timer_pending+0x20/0x20
[ 296.666460][ C0] ? lockdep_softirqs_off+0x420/0x420
[ 296.671864][ C0] schedule+0x11b/0x1f0
[ 296.676021][ C0] schedule_timeout+0x1b9/0x300
[ 296.680869][ C0] ? console_conditional_schedule+0x40/0x40
[ 296.686760][ C0] ? update_process_times+0x200/0x200
[ 296.692136][ C0] ? prepare_to_swait_event+0x321/0x340
[ 296.697715][ C0] rcu_gp_fqs_loop+0x2bf/0x1080
[ 296.702588][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 296.707785][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 296.713012][ C0] ? rcu_gp_init+0xdae/0x1140
[ 296.717685][ C0] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 296.723584][ C0] ? rcu_gp_init+0x1140/0x1140
[ 296.728349][ C0] ? finish_swait+0xc5/0x1d0
[ 296.732940][ C0] rcu_gp_kthread+0xa4/0x360
[ 296.737528][ C0] ? _raw_spin_unlock+0x40/0x40
[ 296.742377][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 296.747485][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 296.753378][ C0] ? __kthread_parkme+0x15c/0x1c0
[ 296.758440][ C0] kthread+0x3f6/0x4f0
[ 296.762508][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 296.767615][ C0] ? kthread_blkcg+0xd0/0xd0
[ 296.772202][ C0] ret_from_fork+0x1f/0x30
[ 296.776670][ C0]
[ 296.779695][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 296.786005][ C0] NMI backtrace for cpu 0
[ 296.790321][ C0] CPU: 0 PID: 3544 Comm: syz-executor163 Not tainted 5.15.152-syzkaller #0
[ 296.798909][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
[ 296.808969][ C0] Call Trace:
[ 296.812252][ C0]
[ 296.815093][ C0] dump_stack_lvl+0x1e3/0x2cb
[ 296.819834][ C0] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 296.825465][ C0] ? panic+0x84d/0x84d
[ 296.829540][ C0] nmi_cpu_backtrace+0x46a/0x4a0
[ 296.834512][ C0] ? __wake_up_klogd+0xd5/0x100
[ 296.839370][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 296.845532][ C0] ? _printk+0xd1/0x111
[ 296.849697][ C0] ? cpu_online+0x1f/0x40
[ 296.854031][ C0] ? panic+0x84d/0x84d
[ 296.858103][ C0] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 296.864236][ C0] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 296.870220][ C0] rcu_check_gp_kthread_starvation+0x1d2/0x240
[ 296.876380][ C0] print_other_cpu_stall+0x137a/0x14d0
[ 296.881854][ C0] ? print_cpu_stall+0x600/0x600
[ 296.886789][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 296.891817][ C0] ? do_raw_spin_unlock+0x137/0x8b0
[ 296.897019][ C0] rcu_sched_clock_irq+0xa38/0x1150
[ 296.902229][ C0] ? rcutree_dead_cpu+0x20/0x20
[ 296.907079][ C0] ? hrtimer_run_queues+0x163/0x450
[ 296.912317][ C0] ? account_process_tick+0x232/0x3a0
[ 296.917713][ C0] update_process_times+0x196/0x200
[ 296.922914][ C0] tick_sched_timer+0x386/0x550
[ 296.927795][ C0] ? tick_setup_sched_timer+0x2d0/0x2d0
[ 296.933349][ C0] __hrtimer_run_queues+0x55b/0xcf0
[ 296.938561][ C0] ? hrtimer_interrupt+0x980/0x980
[ 296.943670][ C0] ? ktime_get_update_offsets_now+0x407/0x420
[ 296.949739][ C0] hrtimer_interrupt+0x392/0x980
[ 296.954692][ C0] __sysvec_apic_timer_interrupt+0x139/0x470
[ 296.960699][ C0] sysvec_apic_timer_interrupt+0x8c/0xb0
[ 296.966330][ C0]
[ 296.969258][ C0]
[ 296.972181][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 296.978163][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40
[ 296.983969][ C0] Code: 81 82 f6 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 2e 6b 3d f7 48 89 df e8 06 bf 3e f7 e8 21 71 61 f7 fb bf 01 00 00 00 36 fb 31 f7 65 8b 05 27 29 dd 75 85 c0 74 02 5b c3 e8 b4 40 db
[ 297.003571][ C0] RSP: 0018:ffffc90002f57bc0 EFLAGS: 00000282
[ 297.009638][ C0] RAX: f590be7d43861800 RBX: ffff8880237cdc80 RCX: ffffffff913c6f03
[ 297.017606][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8b1500 RDI: 0000000000000001
[ 297.025570][ C0] RBP: 0000000000000000 R08: ffffffff8186b7e0 R09: ffffed10046f9b91
[ 297.033538][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000021
[ 297.041505][ C0] R13: dffffc0000000000 R14: ffff8880237ce118 R15: ffff8880237cdc80
[ 297.049479][ C0] ? trace_hardirqs_on+0x30/0x80
[ 297.054501][ C0] get_signal+0x13ee/0x14e0
[ 297.059039][ C0] arch_do_signal_or_restart+0xc3/0x1890
[ 297.064725][ C0] ? __do_compat_sys_x32_rt_sigreturn+0x250/0x250
[ 297.071138][ C0] ? __might_fault+0xb4/0x110
[ 297.075861][ C0] ? _copy_from_user+0x10f/0x170
[ 297.080844][ C0] ? restore_altstack+0x274/0x400
[ 297.085865][ C0] ? get_sigframe_size+0x10/0x10
[ 297.090799][ C0] ? __ia32_sys_sigaltstack+0x60/0x60
[ 297.096176][ C0] ? __do_sys_rt_sigreturn+0x19d/0x250
[ 297.101633][ C0] ? exit_to_user_mode_loop+0x39/0x130
[ 297.107088][ C0] exit_to_user_mode_loop+0x97/0x130
[ 297.112373][ C0] exit_to_user_mode_prepare+0xb1/0x140
[ 297.117914][ C0] syscall_exit_to_user_mode+0x5d/0x250
[ 297.123458][ C0] do_syscall_64+0x49/0xb0
[ 297.127873][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 297.133763][ C0] RIP: 0033:0x7f1588cd9e79
[ 297.138173][ C0] 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
[ 297.157772][ C0] RSP: 002b:00007ffc98734af8 EFLAGS: 00000246
[ 297.163836][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f1588cd9e79
[ 297.171800][ C0] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000
[ 297.179764][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000
[ 297.187730][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555574b0370
[ 297.195696][ C0] R13: 0000000000000001 R14: 00007ffc98734b70 R15: 00007ffc98734b60
[ 297.203675][ C0]