Warning: Permanently added '10.128.0.76' (ED25519) to the list of known hosts. executing program executing program executing program [ 146.960262][ T24] audit: type=1400 audit(1750456360.270:64): avc: denied { execmem } for pid=275 comm="syz-executor263" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 246.993333][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 247.000309][ C1] (detected by 1, t=10002 jiffies, g=209, q=50) [ 247.006637][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294961921-4294951918), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 247.019994][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g209 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 247.031019][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 247.041009][ C1] rcu: RCU grace-period kthread stack dump: [ 247.047108][ C1] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 247.057886][ C1] Call Trace: [ 247.061193][ C1] __schedule+0xb47/0x1310 [ 247.065607][ C1] ? release_firmware_map_entry+0x190/0x190 [ 247.071494][ C1] ? __mod_timer+0x7ae/0xb30 [ 247.076084][ C1] schedule+0x13c/0x1d0 [ 247.080238][ C1] schedule_timeout+0x12c/0x2d0 [ 247.085084][ C1] ? console_conditional_schedule+0x10/0x10 [ 247.090975][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 247.096431][ C1] ? run_local_timers+0x160/0x160 [ 247.101451][ C1] ? prepare_to_swait_event+0x320/0x340 [ 247.106992][ C1] rcu_gp_kthread+0x100a/0x26a0 [ 247.111840][ C1] ? rcu_barrier_callback+0x50/0x50 [ 247.117055][ C1] ? __kasan_check_read+0x11/0x20 [ 247.122101][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 247.127059][ C1] kthread+0x346/0x3d0 [ 247.131133][ C1] ? rcu_barrier_callback+0x50/0x50 [ 247.136326][ C1] ? kthread_blkcg+0xd0/0xd0 [ 247.140911][ C1] ret_from_fork+0x1f/0x30 [ 428.753263][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 281s! [ 428.762175][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 280s! [ 428.771050][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 281s! [ 428.779487][ C0] Showing busy workqueues and worker pools: [ 428.785396][ C0] workqueue events: flags=0x0 [ 428.790065][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.797703][ C0] pending: psi_avgs_work, vmstat_shepherd [ 428.803808][ C0] workqueue events_unbound: flags=0x2 [ 428.809172][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 428.816460][ C0] pending: toggle_allocation_gate [ 428.821920][ C0] workqueue events_power_efficient: flags=0x80 [ 428.828084][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.835889][ C0] pending: neigh_periodic_work, gc_worker [ 428.842025][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.849675][ C0] pending: neigh_periodic_work, check_lifetime [ 428.856211][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.861397][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.869039][ C0] pending: vmstat_update [ 428.873645][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.881282][ C0] pending: vmstat_update [ 428.885895][ C0] workqueue writeback: flags=0x4a [ 428.890911][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.898113][ C0] pending: wb_workfn [ 428.902569][ C0] workqueue dm_bufio_cache: flags=0x8 [ 428.907958][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.915601][ C0] pending: work_fn [ 428.919751][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 428.925475][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 428.932944][ C0] pending: addrconf_verify_work