Warning: Permanently added '10.128.1.81' (ED25519) to the list of known hosts. executing program executing program executing program [ 432.084965][ T24] audit: type=1400 audit(1713588140.559:66): avc: denied { execmem } for pid=691 comm="syz-executor233" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 532.095417][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 532.102220][ C0] (detected by 0, t=10002 jiffies, g=3541, q=78) [ 532.108453][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294990433-4294980431), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 532.121645][ C0] rcu: rcu_preempt kthread starved for 10002 jiffies! g3541 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 532.132586][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 532.142398][ C0] rcu: RCU grace-period kthread stack dump: [ 532.148120][ C0] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 532.158710][ C0] Call Trace: [ 532.161863][ C0] __schedule+0xbe6/0x1330 [ 532.166084][ C0] ? __sched_text_start+0x8/0x8 [ 532.170769][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 532.176063][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 532.180749][ C0] schedule+0x13d/0x1d0 [ 532.184740][ C0] schedule_timeout+0x18c/0x360 [ 532.189435][ C0] ? prepare_to_swait_event+0x39f/0x3e0 [ 532.194810][ C0] ? console_conditional_schedule+0x10/0x10 [ 532.200538][ C0] ? run_local_timers+0x160/0x160 [ 532.205397][ C0] ? __note_gp_changes+0x2d8/0x6f0 [ 532.210434][ C0] rcu_gp_kthread+0xefc/0x23a0 [ 532.215031][ C0] ? dump_blkd_tasks+0x7e0/0x7e0 [ 532.219806][ C0] ? rcu_barrier_callback+0x50/0x50 [ 532.224838][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 532.229527][ C0] ? __kasan_check_read+0x11/0x20 [ 532.234404][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 532.239161][ C0] kthread+0x34b/0x3d0 [ 532.243066][ C0] ? rcu_barrier_callback+0x50/0x50 [ 532.248102][ C0] ? kthread_blkcg+0xd0/0xd0 [ 532.252524][ C0] ret_from_fork+0x1f/0x30 [ 715.445426][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 282s! [ 715.454148][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 277s! [ 715.463032][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 282s! [ 715.472225][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 283s! [ 715.480473][ C0] Showing busy workqueues and worker pools: [ 715.486194][ C0] workqueue events: flags=0x0 [ 715.490688][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 715.498153][ C0] pending: vmstat_shepherd, psi_avgs_work [ 715.504071][ C0] workqueue events_unbound: flags=0x2 [ 715.509277][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 715.516288][ C0] pending: toggle_allocation_gate [ 715.521516][ C0] workqueue events_power_efficient: flags=0x80 [ 715.527516][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 715.534950][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker, check_lifetime [ 715.544083][ C0] workqueue mm_percpu_wq: flags=0x8 [ 715.549111][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 715.556562][ C0] pending: vmstat_update [ 715.561001][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 715.568450][ C0] pending: vmstat_update [ 715.572897][ C0] workqueue writeback: flags=0x4a [ 715.577753][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 715.584769][ C0] pending: wb_workfn [ 715.588863][ C0] workqueue kblockd: flags=0x18 [ 715.593537][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 715.601171][ C0] pending: blk_mq_timeout_work [ 715.606240][ C0] workqueue dm_bufio_cache: flags=0x8 [ 715.611327][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 715.618796][ C0] pending: work_fn [ 715.622763][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 715.628179][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 715.635458][ C0] pending: addrconf_verify_work