Warning: Permanently added '10.128.0.139' (ED25519) to the list of known hosts. executing program executing program executing program [ 142.024182][ T24] audit: type=1400 audit(1747268291.280:80): avc: denied { execmem } for pid=266 comm="syz-executor288" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 242.046560][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 242.053628][ C1] (detected by 1, t=10002 jiffies, g=89, q=59) [ 242.060053][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294961423-4294951420), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 242.073753][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g89 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 242.084671][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 242.094723][ C1] rcu: RCU grace-period kthread stack dump: [ 242.100601][ C1] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 242.111356][ C1] Call Trace: [ 242.114728][ C1] __schedule+0xb47/0x1310 [ 242.119192][ C1] ? release_firmware_map_entry+0x190/0x190 [ 242.125222][ C1] ? __mod_timer+0x7ae/0xb30 [ 242.129994][ C1] schedule+0x13c/0x1d0 [ 242.134176][ C1] schedule_timeout+0x12c/0x2d0 [ 242.139064][ C1] ? console_conditional_schedule+0x10/0x10 [ 242.144949][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 242.150399][ C1] ? run_local_timers+0x160/0x160 [ 242.155630][ C1] ? prepare_to_swait_event+0x320/0x340 [ 242.161196][ C1] rcu_gp_kthread+0x100a/0x26a0 [ 242.166043][ C1] ? rcu_barrier_callback+0x50/0x50 [ 242.171280][ C1] ? __kasan_check_read+0x11/0x20 [ 242.176326][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 242.181341][ C1] kthread+0x346/0x3d0 [ 242.185402][ C1] ? rcu_barrier_callback+0x50/0x50 [ 242.190589][ C1] ? kthread_blkcg+0xd0/0xd0 [ 242.195196][ C1] ret_from_fork+0x1f/0x30 [ 285.426550][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 142s! [ 285.435446][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 143s! [ 285.443882][ C0] Showing busy workqueues and worker pools: [ 285.449775][ C0] workqueue events: flags=0x0 [ 285.454461][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.462359][ C0] pending: psi_avgs_work [ 285.466973][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.474719][ C0] pending: vmstat_shepherd [ 285.479572][ C0] workqueue events_unbound: flags=0x2 [ 285.484928][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 285.492134][ C0] pending: toggle_allocation_gate [ 285.497765][ C0] workqueue events_power_efficient: flags=0x80 [ 285.503952][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 285.512268][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker, check_lifetime [ 285.521754][ C0] workqueue mm_percpu_wq: flags=0x8 [ 285.526961][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.534600][ C0] pending: vmstat_update [ 285.539208][ C0] workqueue writeback: flags=0x4a [ 285.544222][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 285.551422][ C0] pending: wb_workfn [ 285.555889][ C0] workqueue dm_bufio_cache: flags=0x8 [ 285.561346][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.569011][ C0] pending: work_fn [ 285.573153][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 285.578793][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 285.586257][ C0] pending: addrconf_verify_work