Warning: Permanently added '10.128.0.21' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 126.879356][ T24] audit: type=1400 audit(1731726069.990:66): avc: denied { execmem } for pid=387 comm="syz-executor395" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 226.916958][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 226.923735][ C0] (detected by 0, t=10002 jiffies, g=1125, q=19) [ 226.929977][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294959912-4294949909), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 226.943167][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1125 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 226.954093][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 226.963899][ C0] rcu: RCU grace-period kthread stack dump: [ 226.969630][ C0] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 226.980226][ C0] Call Trace: [ 226.983373][ C0] __schedule+0xbe6/0x1330 [ 226.987606][ C0] ? release_firmware_map_entry+0x18d/0x18d [ 226.993331][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 226.998626][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 227.003307][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 227.008281][ C0] schedule+0x13d/0x1d0 [ 227.012267][ C0] schedule_timeout+0x18c/0x360 [ 227.016938][ C0] ? prepare_to_swait_event+0x39f/0x3e0 [ 227.022324][ C0] ? console_conditional_schedule+0x10/0x10 [ 227.028047][ C0] ? run_local_timers+0x160/0x160 [ 227.032910][ C0] ? __note_gp_changes+0x2d8/0x6f0 [ 227.037854][ C0] rcu_gp_kthread+0xefc/0x23a0 [ 227.042454][ C0] ? dump_blkd_tasks+0x7e0/0x7e0 [ 227.047225][ C0] ? rcu_barrier_callback+0x50/0x50 [ 227.052263][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 227.056951][ C0] ? __kasan_check_read+0x11/0x20 [ 227.061807][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 227.066584][ C0] kthread+0x34b/0x3d0 [ 227.070488][ C0] ? rcu_barrier_callback+0x50/0x50 [ 227.075957][ C0] ? kthread_blkcg+0xd0/0xd0 [ 227.080392][ C0] ret_from_fork+0x1f/0x30 [ 285.406997][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 158s! [ 285.415281][ C0] Showing busy workqueues and worker pools: [ 285.421015][ C0] workqueue events: flags=0x0 [ 285.425516][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.432977][ C0] in-flight: 25:psi_avgs_work [ 285.437837][ C0] pending: psi_avgs_work [ 285.442279][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.449730][ C0] pending: vmstat_shepherd [ 285.454344][ C0] workqueue events_unbound: flags=0x2 [ 285.459549][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 285.466566][ C0] pending: toggle_allocation_gate [ 285.471796][ C0] workqueue events_power_efficient: flags=0x80 [ 285.477777][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 285.485228][ C0] pending: check_lifetime, neigh_periodic_work, gc_worker [ 285.492529][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.499990][ C0] pending: neigh_periodic_work [ 285.504947][ C0] workqueue mm_percpu_wq: flags=0x8 [ 285.509975][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.517430][ C0] pending: vmstat_update [ 285.521868][ C0] workqueue writeback: flags=0x4a [ 285.526717][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 285.533747][ C0] pending: wb_workfn [ 285.537994][ C0] workqueue dm_bufio_cache: flags=0x8 [ 285.543163][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.550627][ C0] pending: work_fn [ 285.554546][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 285.560101][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 285.567376][ C0] pending: addrconf_verify_work [ 285.572510][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=75s workers=3 idle: 54 20