Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 145.026958][ T24] audit: type=1400 audit(1729467470.489:66): avc: denied { execmem } for pid=406 comm="syz-executor805" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 245.045253][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 245.052021][ C0] (detected by 0, t=10002 jiffies, g=1093, q=61) [ 245.058261][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294961727-4294951725), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 245.071458][ C0] rcu: rcu_preempt kthread starved for 10002 jiffies! g1093 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 245.082383][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 245.092192][ C0] rcu: RCU grace-period kthread stack dump: [ 245.098036][ C0] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 245.108625][ C0] Call Trace: [ 245.111781][ C0] __schedule+0xbe6/0x1330 [ 245.116009][ C0] ? release_firmware_map_entry+0x18d/0x18d [ 245.121731][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 245.127028][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 245.131714][ C0] schedule+0x13d/0x1d0 [ 245.135702][ C0] schedule_timeout+0x18c/0x360 [ 245.140396][ C0] ? prepare_to_swait_event+0x39f/0x3e0 [ 245.145780][ C0] ? console_conditional_schedule+0x10/0x10 [ 245.151527][ C0] ? run_local_timers+0x160/0x160 [ 245.156363][ C0] ? __note_gp_changes+0x2d8/0x6f0 [ 245.161310][ C0] rcu_gp_kthread+0xefc/0x23a0 [ 245.165914][ C0] ? dump_blkd_tasks+0x7e0/0x7e0 [ 245.170683][ C0] ? rcu_barrier_callback+0x50/0x50 [ 245.175716][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 245.180405][ C0] ? __kasan_check_read+0x11/0x20 [ 245.185264][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 245.190035][ C0] kthread+0x34b/0x3d0 [ 245.193941][ C0] ? rcu_barrier_callback+0x50/0x50 [ 245.198976][ C0] ? kthread_blkcg+0xd0/0xd0 [ 245.203401][ C0] ret_from_fork+0x1f/0x30 [ 428.735170][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 282s! [ 428.743876][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 283s! [ 428.752570][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 283s! [ 428.760819][ C0] Showing busy workqueues and worker pools: [ 428.766543][ C0] workqueue events: flags=0x0 [ 428.771040][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.778505][ C0] pending: psi_avgs_work [ 428.782947][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.790394][ C0] pending: vmstat_shepherd [ 428.795019][ C0] workqueue events_unbound: flags=0x2 [ 428.800218][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 428.807233][ C0] pending: toggle_allocation_gate [ 428.812459][ C0] workqueue events_power_efficient: flags=0x80 [ 428.818441][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.825898][ C0] pending: check_lifetime [ 428.830420][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.837870][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker [ 428.845612][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.850629][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.858093][ C0] pending: vmstat_update [ 428.862536][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.869984][ C0] pending: vmstat_update [ 428.874431][ C0] workqueue writeback: flags=0x4a [ 428.879286][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.886304][ C0] pending: wb_workfn [ 428.890503][ C0] workqueue dm_bufio_cache: flags=0x8 [ 428.895602][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.903054][ C0] pending: work_fn [ 428.907019][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 428.912431][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 428.919719][ C0] pending: addrconf_verify_work