Warning: Permanently added '10.128.0.32' (ED25519) to the list of known hosts. executing program [ 151.529351][ T24] audit: type=1400 audit(1748632763.080:64): avc: denied { execmem } for pid=275 comm="syz-executor191" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 251.534637][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 251.541636][ C0] (detected by 0, t=10002 jiffies, g=157, q=56) [ 251.547961][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294962373-4294952371), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 251.561316][ C0] rcu: rcu_preempt kthread starved for 10002 jiffies! g157 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 251.572325][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 251.582291][ C0] rcu: RCU grace-period kthread stack dump: [ 251.588396][ C0] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 251.599173][ C0] Call Trace: [ 251.602484][ C0] __schedule+0xb47/0x1310 [ 251.606897][ C0] ? release_firmware_map_entry+0x190/0x190 [ 251.612788][ C0] ? __mod_timer+0x7ae/0xb30 [ 251.617375][ C0] schedule+0x13c/0x1d0 [ 251.621531][ C0] schedule_timeout+0x12c/0x2d0 [ 251.626379][ C0] ? console_conditional_schedule+0x10/0x10 [ 251.632367][ C0] ? run_local_timers+0x160/0x160 [ 251.637435][ C0] ? prepare_to_swait_event+0x320/0x340 [ 251.642993][ C0] rcu_gp_kthread+0x100a/0x26a0 [ 251.647841][ C0] ? rcu_barrier_callback+0x50/0x50 [ 251.653039][ C0] ? __kasan_check_read+0x11/0x20 [ 251.658056][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 251.662988][ C0] kthread+0x346/0x3d0 [ 251.667288][ C0] ? rcu_barrier_callback+0x50/0x50 [ 251.672756][ C0] ? kthread_blkcg+0xd0/0xd0 [ 251.677350][ C0] ret_from_fork+0x1f/0x30 [ 428.764576][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 276s! [ 428.773524][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 275s! [ 428.782399][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 276s! [ 428.790832][ C0] Showing busy workqueues and worker pools: [ 428.796735][ C0] workqueue events: flags=0x0 [ 428.801491][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.809135][ C0] pending: vmstat_shepherd, psi_avgs_work [ 428.815309][ C0] workqueue events_unbound: flags=0x2 [ 428.820687][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 428.828006][ C0] pending: toggle_allocation_gate [ 428.833400][ C0] workqueue events_power_efficient: flags=0x80 [ 428.839555][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.847208][ C0] pending: neigh_periodic_work [ 428.852638][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.860382][ C0] pending: neigh_periodic_work, gc_worker, check_lifetime [ 428.867961][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.873147][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.880794][ C0] pending: vmstat_update [ 428.885403][ C0] workqueue writeback: flags=0x4a [ 428.890414][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.897619][ C0] pending: wb_workfn [ 428.902063][ C0] workqueue dm_bufio_cache: flags=0x8 [ 428.907440][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.915085][ C0] pending: work_fn [ 428.919180][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 428.924812][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 428.932306][ C0] pending: addrconf_verify_work