DUID 00:04:8e:2a:3c:04:ae:1e:09:29:3f:0a:36:6a:00:10:eb:de
forked to background, child pid 3838
[ 37.850022][ T3839] 8021q: adding VLAN 0 to HW filter on device bond0
[ 37.864348][ T3839] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.24' (ED25519) to the list of known hosts.
syzkaller login: [ 72.535529][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.547701][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.555514][ T303] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.557421][ T1278] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.571655][ T1278] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.580478][ T303] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.595235][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 72.606818][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 72.614743][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 72.631538][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.639607][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.655419][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 72.681379][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.689780][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.704801][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 72.725551][ T1278] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
executing program
[ 72.730723][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.737724][ T1278] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.744202][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.768898][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 72.779855][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 177.790882][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 177.797992][ C0] (detected by 0, t=10502 jiffies, g=5593, q=118)
[ 177.804600][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294954907-4294944405), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 177.817984][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g5593 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 177.829116][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 177.839093][ C0] rcu: RCU grace-period kthread stack dump:
[ 177.845109][ C0] task:rcu_preempt state:R running task stack:27352 pid: 15 ppid: 2 flags:0x00004000
[ 177.855925][ C0] Call Trace:
[ 177.859228][ C0]
[ 177.862183][ C0] __schedule+0x12c4/0x45b0
[ 177.866729][ C0] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 177.872652][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 177.878690][ C0] ? __mod_timer+0xa8e/0xeb0
[ 177.883310][ C0] ? release_firmware_map_entry+0x190/0x190
[ 177.889216][ C0] ? mod_timer_pending+0x20/0x20
[ 177.894320][ C0] ? lockdep_softirqs_off+0x420/0x420
[ 177.899726][ C0] schedule+0x11b/0x1f0
[ 177.903916][ C0] schedule_timeout+0x1b9/0x300
[ 177.908997][ C0] ? console_conditional_schedule+0x40/0x40
[ 177.914953][ C0] ? update_process_times+0x200/0x200
[ 177.920374][ C0] ? prepare_to_swait_event+0x321/0x340
[ 177.925945][ C0] rcu_gp_fqs_loop+0x2bf/0x1080
[ 177.930828][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 177.936040][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 177.941259][ C0] ? rcu_gp_init+0xdae/0x1140
[ 177.945955][ C0] ? rcu_gp_init+0x1140/0x1140
[ 177.950740][ C0] ? finish_swait+0xc5/0x1d0
[ 177.955353][ C0] rcu_gp_kthread+0xa4/0x360
[ 177.959961][ C0] ? _raw_spin_unlock+0x40/0x40
[ 177.964831][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 177.969956][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 177.975878][ C0] ? __kthread_parkme+0x15c/0x1c0
[ 177.980925][ C0] kthread+0x3f6/0x4f0
[ 177.985005][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 177.990136][ C0] ? kthread_blkcg+0xd0/0xd0
[ 177.994741][ C0] ret_from_fork+0x1f/0x30
[ 177.999193][ C0]
[ 178.002217][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 178.008539][ C0] NMI backtrace for cpu 0
[ 178.012885][ C0] CPU: 0 PID: 4194 Comm: syz-executor428 Not tainted 5.15.178-syzkaller #0
[ 178.021634][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 178.031707][ C0] Call Trace:
[ 178.035005][ C0]
[ 178.037863][ C0] dump_stack_lvl+0x1e3/0x2d0
[ 178.042571][ C0] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 178.048234][ C0] ? panic+0x860/0x860
[ 178.052347][ C0] nmi_cpu_backtrace+0x46a/0x4a0
[ 178.057298][ C0] ? __wake_up_klogd+0xd5/0x100
[ 178.062182][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 178.068361][ C0] ? _printk+0xd1/0x120
[ 178.072535][ C0] ? cpu_online+0x1f/0x40
[ 178.076902][ C0] ? panic+0x860/0x860
[ 178.081027][ C0] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 178.087119][ C0] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 178.093135][ C0] rcu_check_gp_kthread_starvation+0x1d2/0x240
[ 178.099326][ C0] print_other_cpu_stall+0x137a/0x14d0
[ 178.104823][ C0] ? print_cpu_stall+0x600/0x600
[ 178.109796][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 178.114843][ C0] ? do_raw_spin_unlock+0x137/0x8b0
[ 178.120063][ C0] rcu_sched_clock_irq+0xa38/0x1150
[ 178.125302][ C0] ? rcutree_dead_cpu+0x20/0x20
[ 178.130174][ C0] ? hrtimer_run_queues+0x163/0x450
[ 178.135383][ C0] ? account_process_tick+0x232/0x3a0
[ 178.140771][ C0] update_process_times+0x196/0x200
[ 178.145991][ C0] tick_sched_timer+0x386/0x550
[ 178.150868][ C0] ? tick_setup_sched_timer+0x2d0/0x2d0
[ 178.156438][ C0] __hrtimer_run_queues+0x55b/0xcf0
[ 178.161677][ C0] ? hrtimer_interrupt+0x980/0x980
[ 178.166807][ C0] ? ktime_get_update_offsets_now+0x407/0x420
[ 178.172896][ C0] hrtimer_interrupt+0x392/0x980
[ 178.177865][ C0] __sysvec_apic_timer_interrupt+0x13b/0x4b0
[ 178.183865][ C0] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 178.189520][ C0]
[ 178.192471][ C0]
[ 178.195407][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 178.201414][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40
[ 178.207242][ C0] Code: 31 61 f6 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 0e 05 1a f7 48 89 df e8 66 59 1b f7 e8 b1 15 3e f7 fb bf 01 00 00 00 66 9e 0e f7 65 8b 05 77 81 b9 75 85 c0 74 02 5b c3 e8 44 9e b7
[ 178.226860][ C0] RSP: 0018:ffffc90002ebfbc0 EFLAGS: 00000282
[ 178.232943][ C0] RAX: 7ae910ec41f1e700 RBX: ffff8880253c1bc0 RCX: ffffffff96a92f03
[ 178.240924][ C0] RDX: dffffc0000000000 RSI: ffffffff8aab2b80 RDI: 0000000000000001
[ 178.248911][ C0] RBP: 0000000000000000 R08: ffffffff81870420 R09: ffffed1004a78379
[ 178.256893][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000021
[ 178.264874][ C0] R13: dffffc0000000000 R14: ffff8880253c2058 R15: ffff8880253c1bc0
[ 178.272864][ C0] ? trace_hardirqs_on+0x30/0x80
[ 178.277836][ C0] get_signal+0x13ee/0x14e0
[ 178.282373][ C0] arch_do_signal_or_restart+0xc3/0x1890
[ 178.288027][ C0] ? __do_compat_sys_x32_rt_sigreturn+0x250/0x250
[ 178.294470][ C0] ? __might_fault+0xb4/0x110
[ 178.299180][ C0] ? _copy_from_user+0x10f/0x170
[ 178.304129][ C0] ? restore_altstack+0x274/0x400
[ 178.309171][ C0] ? get_sigframe_size+0x10/0x10
[ 178.314125][ C0] ? __ia32_sys_sigaltstack+0x60/0x60
[ 178.319533][ C0] ? __do_sys_rt_sigreturn+0x19d/0x250
[ 178.325024][ C0] ? exit_to_user_mode_loop+0x39/0x130
[ 178.330660][ C0] exit_to_user_mode_loop+0x97/0x130
[ 178.335977][ C0] exit_to_user_mode_prepare+0xb1/0x140
[ 178.341544][ C0] syscall_exit_to_user_mode+0x5d/0x240
[ 178.347121][ C0] do_syscall_64+0x47/0xb0
[ 178.351557][ C0] ? clear_bhb_loop+0x15/0x70
[ 178.356250][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 178.362166][ C0] RIP: 0033:0x7fdf9f9c1c39
[ 178.366609][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 1a 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
[ 178.386223][ C0] RSP: 002b:00007ffc2afe2a98 EFLAGS: 00000246
[ 178.392306][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fdf9f9c1c39
[ 178.400291][ C0] RDX: 000040000006b000 RSI: 0000000000000000 RDI: 0000000000000000
[ 178.408268][ C0] RBP: 0000000000000000 R08: 00007fdf9f980990 R09: 00007fdf9f980990
[ 178.416249][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf9fa1811d
[ 178.424228][ C0] R13: 0000000000000003 R14: 00007ffc2afe2ad0 R15: 0000000000000000
[ 178.432225][ C0]