Warning: Permanently added '10.128.0.136' (ED25519) to the list of known hosts. [ 315.159630][ T4220] cgroup: Unknown subsys name 'net' [ 315.318230][ T4220] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 316.747053][ T4220] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 317.034803][ T1253] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.042937][ T1253] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.053845][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 317.072674][ T1253] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.080953][ T1253] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.089343][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.098146][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.107631][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 317.116123][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 317.136478][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.147295][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.157271][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 317.174002][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.182185][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.195425][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 317.223634][ T4246] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.233357][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.242415][ T4246] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.251463][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.264429][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.277221][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.291267][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 317.299204][ T1253] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.301407][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 317.312355][ T1253] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.317363][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 317.330436][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 317.334624][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 317.344220][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 executing program [ 317.386412][ T4246] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 317.397986][ T4246] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 317.412981][ T4247] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 320.022210][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #c2!!! [ 320.042138][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.052436][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.062151][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.072139][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.082133][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.092150][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.102149][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.112134][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 320.122136][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!! [ 422.472079][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 422.479378][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4247/2:b..l [ 422.487627][ C1] (detected by 1, t=10502 jiffies, g=6073, q=55) [ 422.494177][ C1] task:kworker/u4:5 state:R running task stack:26016 pid: 4247 ppid: 2 flags:0x00004000 [ 422.505904][ C1] Workqueue: phy7 ieee80211_iface_work [ 422.511436][ C1] Call Trace: [ 422.514730][ C1] [ 422.517731][ C1] __schedule+0x11bb/0x4390 [ 422.522351][ C1] ? lock_chain_count+0x20/0x20 [ 422.527232][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 422.532450][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 422.538460][ C1] ? release_firmware_map_entry+0x190/0x190 [ 422.544403][ C1] ? kvfree_call_rcu+0x4bd/0x7c0 [ 422.549465][ C1] ? preempt_schedule+0xa7/0xb0 [ 422.554330][ C1] ? rate_control_rate_init+0x38c/0x590 [ 422.559891][ C1] preempt_schedule_common+0x82/0xd0 [ 422.565195][ C1] preempt_schedule+0xa7/0xb0 [ 422.570077][ C1] ? schedule_preempt_disabled+0x20/0x20 [ 422.575736][ C1] ? lock_chain_count+0x20/0x20 [ 422.581015][ C1] ? lockdep_hardirqs_on_prepare+0x760/0x760 [ 422.587016][ C1] preempt_schedule_thunk+0x16/0x18 [ 422.592324][ C1] __local_bh_enable_ip+0x13b/0x1b0 [ 422.597535][ C1] ? _local_bh_enable+0xa0/0xa0 [ 422.602418][ C1] ? do_raw_spin_unlock+0x11d/0x230 [ 422.607665][ C1] ? rate_control_rate_init+0x38c/0x590 [ 422.613405][ C1] ? minstrel_ht_alloc_sta+0x20/0x20 [ 422.618797][ C1] rate_control_rate_init+0x38c/0x590 [ 422.624272][ C1] ieee80211_ibss_rx_queued_mgmt+0x15cd/0x29c0 [ 422.630460][ C1] ? ieee80211_ibss_rx_no_sta+0x730/0x730 [ 422.636194][ C1] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 422.642095][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 422.647308][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 422.653252][ C1] ? _raw_spin_unlock+0x40/0x40 [ 422.658128][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 422.664213][ C1] ? kcov_remote_start+0xea/0x4a0 [ 422.669266][ C1] ieee80211_iface_work+0x70e/0xc60 [ 422.674576][ C1] process_one_work+0x863/0x1000 [ 422.679629][ C1] ? worker_detach_from_pool+0x240/0x240 [ 422.685272][ C1] ? lockdep_hardirqs_off+0x70/0x100 [ 422.690662][ C1] ? _raw_spin_lock_irq+0xab/0xe0 [ 422.695700][ C1] ? _raw_spin_lock_irqsave+0xf0/0xf0 [ 422.701261][ C1] ? wq_worker_running+0x97/0x170 [ 422.706315][ C1] worker_thread+0xaa8/0x12a0 [ 422.711012][ C1] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 422.717125][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 422.722429][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 422.727638][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 422.733552][ C1] kthread+0x436/0x520 [ 422.737636][ C1] ? rcu_lock_release+0x20/0x20 [ 422.742582][ C1] ? kthread_blkcg+0xd0/0xd0 [ 422.747273][ C1] ret_from_fork+0x1f/0x30 [ 422.751812][ C1] [ 422.754939][ C1] rcu: rcu_preempt kthread starved for 10528 jiffies! g6073 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 422.766143][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 422.776557][ C1] rcu: RCU grace-period kthread stack dump: [ 422.782598][ C1] task:rcu_preempt state:R running task stack:27008 pid: 15 ppid: 2 flags:0x00004000 [ 422.793699][ C1] Call Trace: [ 422.797008][ C1] [ 422.800041][ C1] __schedule+0x11bb/0x4390 [ 422.804682][ C1] ? _raw_spin_lock_irqsave+0x7f/0xf0 [ 422.810163][ C1] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 422.816356][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 422.822652][ C1] ? _raw_spin_unlock+0x40/0x40 [ 422.827781][ C1] ? rcu_is_watching+0x11/0xa0 [ 422.833806][ C1] ? release_firmware_map_entry+0x190/0x190 [ 422.839818][ C1] schedule+0x11b/0x1e0 [ 422.844076][ C1] schedule_timeout+0x15c/0x280 [ 422.848940][ C1] ? console_conditional_schedule+0x40/0x40 [ 422.854928][ C1] ? update_process_times+0x200/0x200 [ 422.860410][ C1] ? prepare_to_swait_event+0x331/0x350 [ 422.865976][ C1] rcu_gp_fqs_loop+0x29e/0x11b0 [ 422.871116][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 422.876511][ C1] ? rcu_gp_init+0xd58/0x10e0 [ 422.881304][ C1] ? rcu_gp_init+0x10e0/0x10e0 [ 422.886351][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 422.891656][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 422.897215][ C1] rcu_gp_kthread+0x98/0x350 [ 422.901979][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 422.907124][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 422.913635][ C1] ? __kthread_parkme+0x157/0x1b0 [ 422.918914][ C1] kthread+0x436/0x520 [ 422.923171][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 422.928441][ C1] ? kthread_blkcg+0xd0/0xd0 [ 422.933472][ C1] ret_from_fork+0x1f/0x30 [ 422.938176][ C1] [ 422.941206][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 422.947539][ C1] NMI backtrace for cpu 1 [ 422.951956][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 [ 422.959174][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 422.969421][ C1] Call Trace: [ 422.972718][ C1] [ 422.975572][ C1] dump_stack_lvl+0x168/0x230 [ 422.980715][ C1] ? show_regs_print_info+0x20/0x20 [ 422.986106][ C1] ? load_image+0x3b0/0x3b0 [ 422.990726][ C1] nmi_cpu_backtrace+0x397/0x3d0 [ 422.995775][ C1] ? nmi_trigger_cpumask_backtrace+0x280/0x280 [ 423.002026][ C1] ? _printk+0xcc/0x110 [ 423.006281][ C1] ? cpu_online+0x1d/0x30 [ 423.010900][ C1] ? load_image+0x3b0/0x3b0 [ 423.015502][ C1] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 423.021585][ C1] nmi_trigger_cpumask_backtrace+0x163/0x280 [ 423.027600][ C1] rcu_check_gp_kthread_starvation+0x1cd/0x250 [ 423.033775][ C1] print_other_cpu_stall+0x10c8/0x1220 [ 423.039263][ C1] ? print_cpu_stall+0x5f0/0x5f0 [ 423.044210][ C1] ? timekeeping_advance+0x7f6/0xac0 [ 423.049518][ C1] rcu_sched_clock_irq+0x831/0x1110 [ 423.054817][ C1] ? rcutree_dead_cpu+0x20/0x20 [ 423.059768][ C1] ? account_process_tick+0x227/0x3a0 [ 423.065199][ C1] update_process_times+0x193/0x200 [ 423.070513][ C1] tick_sched_timer+0x37d/0x560 [ 423.075387][ C1] __hrtimer_run_queues+0x4fe/0xc40 [ 423.080812][ C1] ? tick_setup_sched_timer+0x2c0/0x2c0 [ 423.086464][ C1] ? hrtimer_interrupt+0x8d0/0x8d0 [ 423.091598][ C1] ? ktime_get_update_offsets_now+0x3ce/0x3e0 [ 423.098188][ C1] hrtimer_interrupt+0x3bb/0x8d0 [ 423.103282][ C1] __sysvec_apic_timer_interrupt+0x137/0x4a0 [ 423.109394][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0 [ 423.115157][ C1] [ 423.118107][ C1] [ 423.121059][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 423.127075][ C1] RIP: 0010:default_idle+0xb/0x10 [ 423.132554][ C1] Code: bf 48 89 df e8 c6 03 11 f8 eb b5 e8 ef b5 f6 ff 00 00 cc cc 00 00 cc cc 00 00 cc cc 00 00 cc 66 90 0f 00 2d 17 93 5a 00 fb f4 0f 1f 40 00 41 57 41 56 53 49 be 00 00 00 00 00 fc ff df 65 48 [ 423.152894][ C1] RSP: 0018:ffffc90000d67d48 EFLAGS: 000002c2 [ 423.159074][ C1] RAX: f900f8526cc42200 RBX: ffff88813fe28000 RCX: f900f8526cc42200 [ 423.167333][ C1] RDX: 0000000000000001 RSI: ffffffff8a0b1be0 RDI: ffffffff8a59e800 [ 423.175565][ C1] RBP: ffffc90000d67e80 R08: dffffc0000000000 R09: ffffed1017227662 [ 423.184091][ C1] R10: ffffed1017227662 R11: 1ffff11017227661 R12: ffffffff8d6935a8 [ 423.192332][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff11027fc5000 [ 423.200726][ C1] default_idle_call+0x81/0xc0 [ 423.205572][ C1] do_idle+0x21b/0x5b0 [ 423.209749][ C1] ? ttwu_queue_wakelist+0x284/0x3b0 [ 423.215061][ C1] ? idle_inject_timer_fn+0x60/0x60 [ 423.220305][ C1] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 423.226232][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 423.231568][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 423.237658][ C1] ? _raw_spin_unlock+0x40/0x40 [ 423.242534][ C1] ? complete+0x56/0xa0 [ 423.246791][ C1] cpu_startup_entry+0x14/0x20 [ 423.251566][ C1] start_secondary+0x31f/0x430 [ 423.256572][ C1] ? arch_scale_freq_tick+0x120/0x120 [ 423.261986][ C1] secondary_startup_64_no_verify+0xb1/0xbb [ 423.268101][ C1]