Warning: Permanently added '10.128.1.84' (ED25519) to the list of known hosts.
executing program
[ 427.325983][ T30] audit: type=1400 audit(1716761110.862:66): avc: denied { execmem } for pid=693 comm="syz-executor283" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 527.350070][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 527.356870][ C0] (detected by 0, t=10002 jiffies, g=3949, q=104)
[ 527.363196][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294989951-4294979948), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 527.376389][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g3949 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 527.387408][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 527.397222][ C0] rcu: RCU grace-period kthread stack dump:
[ 527.402954][ C0] task:rcu_preempt state:R running task stack:28328 pid: 14 ppid: 2 flags:0x00004000
[ 527.413546][ C0] Call Trace:
[ 527.416660][ C0]
[ 527.419445][ C0] __schedule+0xccc/0x1590
[ 527.423778][ C0] ? __sched_text_start+0x8/0x8
[ 527.428553][ C0] ? __kasan_check_write+0x14/0x20
[ 527.433873][ C0] schedule+0x11f/0x1e0
[ 527.437884][ C0] schedule_timeout+0x18c/0x370
[ 527.442584][ C0] ? _raw_spin_unlock_irq+0x4e/0x70
[ 527.447693][ C0] ? console_conditional_schedule+0x30/0x30
[ 527.453686][ C0] ? update_process_times+0x200/0x200
[ 527.458896][ C0] ? prepare_to_swait_event+0x308/0x320
[ 527.464278][ C0] rcu_gp_fqs_loop+0x2af/0xf80
[ 527.469203][ C0] ? debug_smp_processor_id+0x17/0x20
[ 527.474708][ C0] ? __note_gp_changes+0x4ab/0x920
[ 527.480051][ C0] ? rcu_gp_init+0xc30/0xc30
[ 527.484698][ C0] ? _raw_spin_unlock_irq+0x4e/0x70
[ 527.489812][ C0] ? rcu_gp_init+0x9cf/0xc30
[ 527.494419][ C0] rcu_gp_kthread+0xa4/0x350
[ 527.498932][ C0] ? _raw_spin_lock+0x1b0/0x1b0
[ 527.503875][ C0] ? wake_nocb_gp+0x1e0/0x1e0
[ 527.508382][ C0] ? __kasan_check_read+0x11/0x20
[ 527.513370][ C0] ? __kthread_parkme+0xb2/0x200
[ 527.518140][ C0] kthread+0x421/0x510
[ 527.522050][ C0] ? wake_nocb_gp+0x1e0/0x1e0
[ 527.526657][ C0] ? kthread_blkcg+0xd0/0xd0
[ 527.531234][ C0] ret_from_fork+0x1f/0x30
[ 527.535552][ C0]
[ 527.538413][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 527.544767][ C0] NMI backtrace for cpu 0
[ 527.549013][ C0] CPU: 0 PID: 706 Comm: syz-executor283 Not tainted 5.15.149-syzkaller-00055-g424f92bcbe8f #0
[ 527.559211][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 527.569187][ C0] Call Trace:
[ 527.572659][ C0]
[ 527.575349][ C0] dump_stack_lvl+0x151/0x1b7
[ 527.579883][ C0] ? io_uring_drop_tctx_refs+0x190/0x190
[ 527.585326][ C0] dump_stack+0x15/0x17
[ 527.589580][ C0] nmi_cpu_backtrace+0x2f7/0x300
[ 527.594459][ C0] ? nmi_trigger_cpumask_backtrace+0x270/0x270
[ 527.600719][ C0] ? panic+0x751/0x751
[ 527.604714][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 527.610790][ C0] nmi_trigger_cpumask_backtrace+0x15d/0x270
[ 527.616690][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 527.622853][ C0] arch_trigger_cpumask_backtrace+0x10/0x20
[ 527.628582][ C0] rcu_check_gp_kthread_starvation+0x1e3/0x250
[ 527.634571][ C0] print_other_cpu_stall+0x112d/0x1340
[ 527.639866][ C0] ? try_invoke_on_locked_down_task+0x2a0/0x2a0
[ 527.645951][ C0] ? print_cpu_stall+0x5f0/0x5f0
[ 527.650838][ C0] ? __kasan_check_write+0x14/0x20
[ 527.656312][ C0] rcu_sched_clock_irq+0xaec/0x12f0
[ 527.661339][ C0] ? rcu_boost_kthread_setaffinity+0x340/0x340
[ 527.667329][ C0] ? hrtimer_run_queues+0x15f/0x440
[ 527.672718][ C0] update_process_times+0x198/0x200
[ 527.677748][ C0] tick_sched_timer+0x188/0x240
[ 527.682434][ C0] ? tick_setup_sched_timer+0x480/0x480
[ 527.687817][ C0] __hrtimer_run_queues+0x41a/0xad0
[ 527.692965][ C0] ? hrtimer_interrupt+0xaa0/0xaa0
[ 527.698336][ C0] ? clockevents_program_event+0x22f/0x300
[ 527.704047][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0
[ 527.709967][ C0] hrtimer_interrupt+0x40c/0xaa0
[ 527.714815][ C0] __sysvec_apic_timer_interrupt+0xfd/0x3c0
[ 527.720628][ C0] sysvec_apic_timer_interrupt+0x95/0xc0
[ 527.726097][ C0]
[ 527.729082][ C0]
[ 527.731821][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 527.737650][ C0] RIP: 0010:_raw_spin_unlock_irq+0x49/0x70
[ 527.743467][ C0] Code: 08 00 74 0c 48 c7 c7 d8 54 8d 86 e8 c1 53 e9 fc 48 83 3d b1 3a c4 01 00 74 2a 48 89 df e8 23 cc 8b fc 66 90 fb bf 01 00 00 00 a2 0f 83 fc 65 8b 05 43 53 39 7b 85 c0 74 03 5b 5d c3 e8 43 67
[ 527.762892][ C0] RSP: 0018:ffffc90000a77bb8 EFLAGS: 00000246
[ 527.768880][ C0] RAX: 0000000000000001 RBX: ffff8881202c5780 RCX: dffffc0000000000
[ 527.776698][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 527.784750][ C0] RBP: ffffc90000a77bc0 R08: ffffffff81456dfa R09: fffff5200014efc0
[ 527.792561][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881202c5780
[ 527.800546][ C0] R13: ffff8881202c5ba0 R14: 0000000000000021 R15: dffffc0000000000
[ 527.808453][ C0] ? get_signal+0x151a/0x1630
[ 527.812958][ C0] ? _raw_spin_unlock_irq+0x41/0x70
[ 527.817994][ C0] get_signal+0x1562/0x1630
[ 527.822419][ C0] arch_do_signal_or_restart+0xbd/0x1680
[ 527.827885][ C0] ? __do_compat_sys_x32_rt_sigreturn+0x1e0/0x1e0
[ 527.834223][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0
[ 527.839256][ C0] ? __kasan_check_write+0x14/0x20
[ 527.844202][ C0] ? _copy_from_user+0x96/0xd0
[ 527.848888][ C0] ? restore_altstack+0x274/0x400
[ 527.853752][ C0] ? get_sigframe_size+0x10/0x10
[ 527.858614][ C0] ? __ia32_sys_sigaltstack+0x70/0x70
[ 527.864338][ C0] ? __do_sys_rt_sigreturn+0x160/0x1e0
[ 527.869625][ C0] exit_to_user_mode_loop+0xa0/0xe0
[ 527.874745][ C0] exit_to_user_mode_prepare+0x5a/0xa0
[ 527.880115][ C0] syscall_exit_to_user_mode+0x26/0x160
[ 527.885497][ C0] do_syscall_64+0x49/0xb0
[ 527.889999][ C0] ? sysvec_apic_timer_interrupt+0x55/0xc0
[ 527.896404][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 527.902145][ C0] RIP: 0033:0x7fe6e07e4417
[ 527.906383][ C0] Code: 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 <0f> 05 48 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89
[ 527.925921][ C0] RSP: 002b:00007fe6e07a5238 EFLAGS: 00000246
[ 527.931814][ C0] RAX: 00000000000000ca RBX: 00007fe6e086e308 RCX: 00007fe6e07e4419
[ 527.939624][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe6e086e308
[ 527.947561][ C0] RBP: 00007fe6e086e300 R08: 00007fe6e07a56c0 R09: 00007fe6e07a56c0
[ 527.955706][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe6e086e30c
[ 527.963512][ C0] R13: 0000000000000000 R14: 00007fffe9093d30 R15: 00007fffe9093e18
[ 527.971343][ C0]
[ 572.170061][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 144s!
[ 572.178830][ C0] Showing busy workqueues and worker pools:
[ 572.184664][ C0] workqueue events: flags=0x0
[ 572.189135][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3
[ 572.189184][ C0] pending: vmstat_shepherd, psi_avgs_work
[ 572.189231][ C0] workqueue events_unbound: flags=0x2
[ 572.207797][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4
[ 572.207839][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork
[ 572.207887][ C0] workqueue events_power_efficient: flags=0x80
[ 572.228203][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 572.228248][ C0] pending: neigh_periodic_work
[ 572.228277][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4
[ 572.228316][ C0] pending: gc_worker, neigh_periodic_work, check_lifetime
[ 572.228375][ C0] workqueue mm_percpu_wq: flags=0x8
[ 572.261531][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 572.261581][ C0] pending: vmstat_update
[ 572.261617][ C0] workqueue writeback: flags=0x4a
[ 572.278773][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3
[ 572.278816][ C0] pending: wb_workfn
[ 572.278845][ C0] workqueue kblockd: flags=0x18
[ 572.294584][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2
[ 572.294630][ C0] pending: blk_mq_timeout_work
[ 572.294663][ C0] workqueue dm_bufio_cache: flags=0x8
[ 572.312891][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 572.312936][ C0] pending: work_fn
[ 572.312964][ C0] workqueue ipv6_addrconf: flags=0x40008
[ 572.330836][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
[ 572.330892][ C0] pending: addrconf_verify_work