Warning: Permanently added '10.128.1.151' (ED25519) to the list of known hosts. [ 222.761040][ T24] audit: type=1400 audit(1739806665.419:66): avc: denied { execmem } for pid=482 comm="syz-executor418" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 222.765760][ T24] audit: type=1400 audit(1739806665.419:67): avc: denied { mounton } for pid=490 comm="syz-executor418" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 222.804899][ T24] audit: type=1400 audit(1739806665.459:68): avc: denied { mounton } for pid=490 comm="syz-executor418" path="/root/syzkaller.Q3v3bH/syz-tmp" dev="sda1" ino=1931 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 222.829136][ T24] audit: type=1400 audit(1739806665.459:69): avc: denied { mount } for pid=488 comm="syz-executor418" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 executing program executing program [ 222.829982][ T488] request_module fs-gadgetfs succeeded, but still no fs? [ 222.851426][ T24] audit: type=1400 audit(1739806665.459:70): avc: denied { mounton } for pid=488 comm="syz-executor418" path="/root/syzkaller.qyLRff/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 322.910453][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 322.917239][ C0] (detected by 0, t=10002 jiffies, g=2017, q=87) [ 322.923475][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294969506-4294959503), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 322.936685][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g2017 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 322.947607][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 322.957411][ C0] rcu: RCU grace-period kthread stack dump: [ 322.963167][ C0] task:rcu_preempt state:R running task stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 322.973752][ C0] Call Trace: [ 322.976891][ C0] __schedule+0xbe6/0x1330 [ 322.981137][ C0] ? release_firmware_map_entry+0x18d/0x18d [ 322.986845][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 322.992148][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 322.997000][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 323.001938][ C0] schedule+0x13d/0x1d0 [ 323.006120][ C0] schedule_timeout+0x18c/0x360 [ 323.010811][ C0] ? prepare_to_swait_event+0x39f/0x3e0 [ 323.016286][ C0] ? console_conditional_schedule+0x10/0x10 [ 323.022007][ C0] ? run_local_timers+0x160/0x160 [ 323.026862][ C0] ? __note_gp_changes+0x2d8/0x6f0 [ 323.031812][ C0] rcu_gp_kthread+0xefc/0x23a0 [ 323.036418][ C0] ? dump_blkd_tasks+0x7e0/0x7e0 [ 323.041184][ C0] ? rcu_barrier_callback+0x50/0x50 [ 323.046220][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 323.050989][ C0] ? __kasan_check_read+0x11/0x20 [ 323.055851][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 323.060625][ C0] kthread+0x34b/0x3d0 [ 323.064529][ C0] ? rcu_barrier_callback+0x50/0x50 [ 323.069565][ C0] ? kthread_blkcg+0xd0/0xd0 [ 323.073989][ C0] ret_from_fork+0x1f/0x30 [ 428.820455][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 205s! [ 428.829174][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 203s! [ 428.837435][ C0] Showing busy workqueues and worker pools: [ 428.843158][ C0] workqueue events: flags=0x0 [ 428.847672][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.855125][ C0] pending: psi_avgs_work [ 428.859562][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.867016][ C0] pending: vmstat_shepherd, kfree_rcu_monitor [ 428.873278][ C0] workqueue events_unbound: flags=0x2 [ 428.878468][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 [ 428.885597][ C0] in-flight: 9:toggle_allocation_gate [ 428.891245][ C0] workqueue events_power_efficient: flags=0x80 [ 428.897132][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 428.904595][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker, check_lifetime [ 428.913739][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.918753][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.926211][ C0] pending: vmstat_update [ 428.930661][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.938098][ C0] pending: vmstat_update [ 428.942539][ C0] workqueue writeback: flags=0x4a [ 428.947384][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.954416][ C0] pending: wb_workfn [ 428.958509][ C0] workqueue kblockd: flags=0x18 [ 428.963199][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 428.970893][ C0] pending: blk_mq_timeout_work [ 428.975910][ C0] workqueue dm_bufio_cache: flags=0x8 [ 428.981093][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.988547][ C0] pending: work_fn [ 428.992598][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 428.998032][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=4 [ 429.005316][ C0] in-flight: 15:addrconf_dad_work [ 429.010525][ C0] delayed: addrconf_dad_work, addrconf_verify_work [ 429.017370][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=206s workers=3 idle: 53 5 [ 429.025563][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=203s workers=3 idle: 48 7