[ 12.126196][ T24] audit: type=1400 audit(1731561454.280:62): avc: denied { noatsecure } for pid=219 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.130580][ T24] audit: type=1400 audit(1731561454.280:63): avc: denied { write } for pid=219 comm="sh" path="pipe:[13583]" dev="pipefs" ino=13583 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 12.134337][ T24] audit: type=1400 audit(1731561454.280:64): avc: denied { rlimitinh } for pid=219 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.137167][ T24] audit: type=1400 audit(1731561454.280:65): avc: denied { siginh } for pid=219 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.47' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 142.024541][ T24] audit: type=1400 audit(1731561584.180:66): avc: denied { execmem } for pid=403 comm="syz-executor128" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 242.034591][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 242.041360][ C0] (detected by 0, t=10002 jiffies, g=1141, q=80) [ 242.047700][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294961429-4294951427), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 242.061018][ C0] rcu: rcu_preempt kthread starved for 10002 jiffies! g1141 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 242.071929][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 242.081826][ C0] rcu: RCU grace-period kthread stack dump: [ 242.087593][ C0] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 242.098155][ C0] Call Trace: [ 242.101300][ C0] __schedule+0xbe6/0x1330 [ 242.105533][ C0] ? release_firmware_map_entry+0x18d/0x18d [ 242.111258][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 242.116642][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 242.121337][ C0] schedule+0x13d/0x1d0 [ 242.125317][ C0] schedule_timeout+0x18c/0x360 [ 242.130006][ C0] ? prepare_to_swait_event+0x39f/0x3e0 [ 242.135744][ C0] ? console_conditional_schedule+0x10/0x10 [ 242.141481][ C0] ? run_local_timers+0x160/0x160 [ 242.146344][ C0] ? __note_gp_changes+0x2d8/0x6f0 [ 242.151292][ C0] rcu_gp_kthread+0xefc/0x23a0 [ 242.156398][ C0] ? dump_blkd_tasks+0x7e0/0x7e0 [ 242.161311][ C0] ? rcu_barrier_callback+0x50/0x50 [ 242.166339][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 242.171021][ C0] ? __kasan_check_read+0x11/0x20 [ 242.175880][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 242.180739][ C0] kthread+0x34b/0x3d0 [ 242.184645][ C0] ? rcu_barrier_callback+0x50/0x50 [ 242.189776][ C0] ? kthread_blkcg+0xd0/0xd0 [ 242.194195][ C0] ret_from_fork+0x1f/0x30 [ 285.344590][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 142s! [ 285.353823][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 143s! [ 285.362098][ C0] Showing busy workqueues and worker pools: [ 285.367808][ C0] workqueue events: flags=0x0 [ 285.372312][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.379772][ C0] pending: vmstat_shepherd, psi_avgs_work [ 285.385808][ C0] workqueue events_unbound: flags=0x2 [ 285.391145][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 285.398261][ C0] pending: toggle_allocation_gate [ 285.403510][ C0] workqueue events_power_efficient: flags=0x80 [ 285.409600][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.417046][ C0] pending: neigh_periodic_work, gc_worker [ 285.422987][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.430490][ C0] pending: neigh_periodic_work, check_lifetime [ 285.436841][ C0] workqueue mm_percpu_wq: flags=0x8 [ 285.441868][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.449336][ C0] pending: vmstat_update [ 285.453768][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.461223][ C0] pending: vmstat_update [ 285.465749][ C0] workqueue writeback: flags=0x4a [ 285.470597][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 285.477623][ C0] pending: wb_workfn [ 285.481929][ C0] workqueue dm_bufio_cache: flags=0x8 [ 285.487112][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.494566][ C0] pending: work_fn [ 285.498524][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 285.503943][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 285.511495][ C0] pending: addrconf_verify_work