Warning: Permanently added '10.128.1.148' (ED25519) to the list of known hosts. executing program executing program executing program [ 132.158554][ T24] audit: type=1400 audit(1731187993.530:66): avc: denied { execmem } for pid=392 comm="syz-executor243" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program executing program executing program executing program executing program [ 240.873800][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 240.880608][ C1] (detected by 1, t=10002 jiffies, g=1305, q=66) [ 240.886838][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294961301-4294951298), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 240.900133][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g1305 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 240.911071][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 240.920865][ C1] rcu: RCU grace-period kthread stack dump: [ 240.926594][ C1] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 240.937607][ C1] Call Trace: [ 240.940919][ C1] __schedule+0xbe6/0x1330 [ 240.945148][ C1] ? release_firmware_map_entry+0x18d/0x18d [ 240.950868][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 240.956160][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 240.960858][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 240.965885][ C1] schedule+0x13d/0x1d0 [ 240.969876][ C1] schedule_timeout+0x18c/0x360 [ 240.974560][ C1] ? prepare_to_swait_event+0x39f/0x3e0 [ 240.979945][ C1] ? console_conditional_schedule+0x10/0x10 [ 240.985667][ C1] ? run_local_timers+0x160/0x160 [ 240.990526][ C1] ? __note_gp_changes+0x2d8/0x6f0 [ 240.995481][ C1] rcu_gp_kthread+0xefc/0x23a0 [ 241.000095][ C1] ? dyntick_save_progress_counter+0x1c0/0x1c0 [ 241.006074][ C1] ? rcu_barrier_callback+0x50/0x50 [ 241.011100][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 241.015797][ C1] ? __kasan_check_read+0x11/0x20 [ 241.020644][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 241.025417][ C1] kthread+0x34b/0x3d0 [ 241.029325][ C1] ? rcu_barrier_callback+0x50/0x50 [ 241.034426][ C1] ? kthread_blkcg+0xd0/0xd0 [ 241.038783][ C1] ret_from_fork+0x1f/0x30 [ 285.473771][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 143s! [ 285.482592][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 144s! [ 285.490869][ C0] Showing busy workqueues and worker pools: [ 285.496577][ C0] workqueue events: flags=0x0 [ 285.501083][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.508545][ C0] pending: psi_avgs_work, vmstat_shepherd [ 285.514455][ C0] workqueue events_unbound: flags=0x2 [ 285.519644][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 285.526764][ C0] pending: toggle_allocation_gate [ 285.531902][ C0] workqueue events_power_efficient: flags=0x80 [ 285.537976][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.545420][ C0] pending: neigh_periodic_work, gc_worker [ 285.551337][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.558786][ C0] pending: check_lifetime, neigh_periodic_work [ 285.565139][ C0] workqueue mm_percpu_wq: flags=0x8 [ 285.570158][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.577624][ C0] pending: vmstat_update [ 285.582063][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.589515][ C0] pending: vmstat_update [ 285.593959][ C0] workqueue writeback: flags=0x4a [ 285.598800][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 285.605829][ C0] in-flight: 49:wb_workfn [ 285.610358][ C0] workqueue kblockd: flags=0x18 [ 285.615043][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 285.622741][ C0] pending: blk_mq_timeout_work [ 285.627802][ C0] workqueue dm_bufio_cache: flags=0x8 [ 285.632975][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.640444][ C0] pending: work_fn [ 285.644395][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 285.649810][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 285.657104][ C0] pending: addrconf_verify_work [ 285.662212][ C0] workqueue ext4-rsv-conversion: flags=0x2000a [ 285.668139][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 285.674985][ C0] pending: ext4_end_io_rsv_work [ 285.680036][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=144s workers=4 idle: 7 386 9