Warning: Permanently added '10.128.1.17' (ED25519) to the list of known hosts. executing program [ 431.489503][ T24] audit: type=1400 audit(1713789676.749:66): avc: denied { execmem } for pid=690 comm="syz-executor205" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 531.505326][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 531.512109][ C1] (detected by 1, t=10002 jiffies, g=3597, q=61) [ 531.518341][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10001 (4294990371-4294980370), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 531.531537][ C1] rcu: rcu_preempt kthread starved for 10002 jiffies! g3597 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 531.542470][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 531.552270][ C1] rcu: RCU grace-period kthread stack dump: [ 531.558012][ C1] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 531.568600][ C1] Call Trace: [ 531.571743][ C1] __schedule+0xbe6/0x1330 [ 531.575976][ C1] ? __sched_text_start+0x8/0x8 [ 531.580661][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 531.585957][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 531.590644][ C1] schedule+0x13d/0x1d0 [ 531.594636][ C1] schedule_timeout+0x18c/0x360 [ 531.599321][ C1] ? prepare_to_swait_event+0x39f/0x3e0 [ 531.604708][ C1] ? console_conditional_schedule+0x10/0x10 [ 531.610427][ C1] ? run_local_timers+0x160/0x160 [ 531.615290][ C1] rcu_gp_kthread+0xefc/0x23a0 [ 531.619892][ C1] ? dump_blkd_tasks+0x7e0/0x7e0 [ 531.624665][ C1] ? rcu_barrier_callback+0x50/0x50 [ 531.629704][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 531.634386][ C1] ? __kasan_check_read+0x11/0x20 [ 531.639246][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 531.644019][ C1] kthread+0x34b/0x3d0 [ 531.647926][ C1] ? rcu_barrier_callback+0x50/0x50 [ 531.652961][ C1] ? kthread_blkcg+0xd0/0xd0 [ 531.657386][ C1] ret_from_fork+0x1f/0x30 [ 572.125314][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 140s! [ 572.133609][ C0] Showing busy workqueues and worker pools: [ 572.139340][ C0] workqueue events: flags=0x0 [ 572.143944][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.151569][ C0] pending: psi_avgs_work [ 572.156005][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.163451][ C0] pending: vmstat_shepherd [ 572.168069][ C0] workqueue events_unbound: flags=0x2 [ 572.173346][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 572.180377][ C0] pending: toggle_allocation_gate [ 572.185625][ C0] workqueue events_power_efficient: flags=0x80 [ 572.191586][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 572.199136][ C0] in-flight: 25:neigh_periodic_work [ 572.204515][ C0] pending: neigh_periodic_work [ 572.209496][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 572.216929][ C0] pending: neigh_periodic_work, gc_worker, check_lifetime [ 572.224245][ C0] workqueue mm_percpu_wq: flags=0x8 [ 572.229266][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.236713][ C0] pending: vmstat_update [ 572.241157][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.248609][ C0] pending: vmstat_update [ 572.253053][ C0] workqueue writeback: flags=0x4a [ 572.257907][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 572.264924][ C0] pending: wb_workfn [ 572.269019][ C0] workqueue kblockd: flags=0x18 [ 572.273690][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 572.281328][ C0] pending: blk_mq_timeout_work [ 572.286369][ C0] workqueue dm_bufio_cache: flags=0x8 [ 572.291495][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.299031][ C0] pending: work_fn [ 572.303002][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 572.308423][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 572.315708][ C0] pending: addrconf_verify_work [ 572.320903][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=38s workers=2 idle: 20