Warning: Permanently added '10.128.1.92' (ED25519) to the list of known hosts. [ 68.714927][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.717253][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.723084][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.734885][ T593] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.737127][ T593] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.740862][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.758792][ T593] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.761161][ T593] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.763630][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.764221][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.765899][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.771416][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.798014][ T593] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.800545][ T593] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.806304][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.823468][ T593] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.825837][ T593] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.830906][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.833276][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.838935][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.841681][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.850924][ T593] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.853280][ T593] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.861216][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program [ 173.877498][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 173.879551][ C1] (detected by 1, t=10502 jiffies, g=4109, q=154) [ 173.881472][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294954678-4294944176), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 173.885192][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g4109 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 173.888218][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 173.890960][ C1] rcu: RCU grace-period kthread stack dump: [ 173.892568][ C1] task:rcu_preempt state:R running task stack: 0 pid: 15 ppid: 2 flags:0x00000008 [ 173.895538][ C1] Call trace: [ 173.896418][ C1] __switch_to+0x2f4/0x558 [ 173.897716][ C1] __schedule+0xe00/0x1c0c [ 173.898942][ C1] schedule+0x11c/0x1c8 [ 173.900081][ C1] schedule_timeout+0x180/0x2c8 [ 173.901422][ C1] rcu_gp_fqs_loop+0x25c/0x11f0 [ 173.902759][ C1] rcu_gp_kthread+0xc4/0x2a8 [ 173.904024][ C1] kthread+0x374/0x454 [ 173.905156][ C1] ret_from_fork+0x10/0x20 [ 173.906361][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 173.908096][ C1] Task dump for CPU 1: [ 173.909213][ C1] task:syz-executor333 state:R running task stack: 0 pid: 4056 ppid: 4038 flags:0x00000001 [ 173.912249][ C1] Call trace: [ 173.913139][ C1] dump_backtrace+0x0/0x43c [ 173.914350][ C1] show_stack+0x2c/0x3c [ 173.915554][ C1] sched_show_task+0x3c8/0x4b4 [ 173.916867][ C1] dump_cpu_task+0x84/0xa8 [ 173.918035][ C1] rcu_check_gp_kthread_starvation+0x1e8/0x274 [ 173.919800][ C1] print_other_cpu_stall+0x1a24/0x1c10 [ 173.921395][ C1] rcu_sched_clock_irq+0x1558/0x1810 [ 173.922913][ C1] update_process_times+0x1c4/0x260 [ 173.924370][ C1] tick_sched_timer+0x30c/0x4bc [ 173.925736][ C1] __hrtimer_run_queues+0x3fc/0xb6c [ 173.927195][ C1] hrtimer_interrupt+0x2bc/0xb5c [ 173.928615][ C1] arch_timer_handler_virt+0x74/0x88 [ 173.930096][ C1] handle_percpu_devid_irq+0x29c/0x76c [ 173.931581][ C1] handle_domain_irq+0x144/0x1fc [ 173.932958][ C1] gic_handle_irq+0x78/0x1c8 [ 173.934197][ C1] call_on_irq_stack+0x24/0x4c [ 173.935571][ C1] do_interrupt_handler+0x6c/0x88 [ 173.936993][ C1] el1_interrupt+0x30/0x58 [ 173.938189][ C1] el1h_64_irq_handler+0x18/0x24 [ 173.939545][ C1] el1h_64_irq+0x78/0x7c [ 173.940767][ C1] __local_bh_enable_ip+0x200/0x380 [ 173.942241][ C1] local_bh_enable+0x28/0x34 [ 173.943547][ C1] fpsimd_update_current_state+0x158/0x384 [ 173.945237][ C1] __arm64_sys_rt_sigreturn+0x174c/0x1fec [ 173.946788][ C1] invoke_syscall+0x98/0x2b8 [ 173.948168][ C1] el0_svc_common+0x138/0x258 [ 173.949454][ C1] do_el0_svc+0x58/0x14c [ 173.950668][ C1] el0_svc+0x78/0x1e0 [ 173.951829][ C1] el0t_64_sync_handler+0xcc/0xe4 [ 173.953210][ C1] el0t_64_sync+0x1a0/0x1a4