dm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[ 16.919157][ T225] sshd (225) used greatest stack depth: 22240 bytes left
[ 16.920397][ T30] audit: type=1400 audit(1738990403.006:64): avc: denied { rlimitinh } for pid=228 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 16.933773][ T30] audit: type=1400 audit(1738990403.006:65): avc: denied { siginh } for pid=228 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 276.195402][ T528] sshd (528) used greatest stack depth: 22064 bytes left
Warning: Permanently added '10.128.1.145' (ED25519) to the list of known hosts.
executing program
executing program
[ 283.050984][ T30] audit: type=1400 audit(1738990669.156:66): avc: denied { execmem } for pid=547 comm="syz-executor344" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 383.058396][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 383.065199][ C1] (detected by 1, t=10002 jiffies, g=3093, q=320)
[ 383.071607][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10000 (4294975523-4294965523), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 383.084807][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g3093 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 383.096018][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 383.105801][ C1] rcu: RCU grace-period kthread stack dump:
[ 383.111537][ C1] task:rcu_preempt state:R running task stack:28264 pid: 14 ppid: 2 flags:0x00004000
[ 383.122179][ C1] Call Trace:
[ 383.125242][ C1]
[ 383.128027][ C1] __schedule+0xccc/0x1590
[ 383.132798][ C1] ? release_firmware_map_entry+0x190/0x190
[ 383.138517][ C1] ? del_timer_sync+0x1bc/0x230
[ 383.143209][ C1] ? __kasan_check_write+0x14/0x20
[ 383.148164][ C1] ? __kasan_check_write+0x14/0x20
[ 383.153104][ C1] schedule+0x11f/0x1e0
[ 383.157097][ C1] schedule_timeout+0x18c/0x370
[ 383.161778][ C1] ? __kasan_check_write+0x14/0x20
[ 383.166726][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210
[ 383.172024][ C1] ? console_conditional_schedule+0x30/0x30
[ 383.177749][ C1] ? update_process_times+0x200/0x200
[ 383.182961][ C1] ? prepare_to_swait_event+0x308/0x320
[ 383.188355][ C1] rcu_gp_fqs_loop+0x2af/0xf80
[ 383.192943][ C1] ? dump_blkd_tasks+0x7e0/0x7e0
[ 383.197716][ C1] ? rcu_gp_init+0xc30/0xc30
[ 383.202229][ C1] ? _raw_spin_unlock_irq+0x4e/0x70
[ 383.207257][ C1] ? rcu_gp_init+0x9cf/0xc30
[ 383.211689][ C1] rcu_gp_kthread+0xa4/0x350
[ 383.216208][ C1] ? _raw_spin_lock+0x1b0/0x1b0
[ 383.220888][ C1] ? wake_nocb_gp+0x1e0/0x1e0
[ 383.225401][ C1] ? __kasan_check_read+0x11/0x20
[ 383.230270][ C1] ? __kthread_parkme+0xb2/0x200
[ 383.235038][ C1] kthread+0x421/0x510
[ 383.238968][ C1] ? wake_nocb_gp+0x1e0/0x1e0
[ 383.243486][ C1] ? kthread_blkcg+0xd0/0xd0
[ 383.247880][ C1] ret_from_fork+0x1f/0x30
[ 383.252150][ C1]
[ 383.255004][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 383.261178][ C1] NMI backtrace for cpu 1
[ 383.265767][ C1] CPU: 1 PID: 555 Comm: syz-executor344 Not tainted 5.15.177-syzkaller-00166-ge8fb5110ac05 #0
[ 383.275831][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 383.285724][ C1] Call Trace:
[ 383.288848][ C1]
[ 383.291539][ C1] dump_stack_lvl+0x151/0x1c0
[ 383.296048][ C1] ? io_uring_drop_tctx_refs+0x190/0x190
[ 383.301521][ C1] dump_stack+0x15/0x20
[ 383.305514][ C1] nmi_cpu_backtrace+0x2f7/0x300
[ 383.310287][ C1] ? nmi_trigger_cpumask_backtrace+0x270/0x270
[ 383.316272][ C1] ? panic+0x760/0x760
[ 383.320187][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 383.326079][ C1] nmi_trigger_cpumask_backtrace+0x15d/0x270
[ 383.331902][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 383.337808][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 383.343526][ C1] rcu_check_gp_kthread_starvation+0x1e3/0x250
[ 383.349516][ C1] print_other_cpu_stall+0x112d/0x1340
[ 383.354811][ C1] ? print_cpu_stall+0x5f0/0x5f0
[ 383.359586][ C1] rcu_sched_clock_irq+0xaec/0x12f0
[ 383.364619][ C1] ? rcu_boost_kthread_setaffinity+0x340/0x340
[ 383.370606][ C1] ? hrtimer_run_queues+0x15f/0x440
[ 383.375641][ C1] update_process_times+0x198/0x200
[ 383.380673][ C1] tick_sched_timer+0x188/0x240
[ 383.385359][ C1] ? tick_setup_sched_timer+0x480/0x480
[ 383.390744][ C1] __hrtimer_run_queues+0x41a/0xad0
[ 383.395781][ C1] ? hrtimer_interrupt+0xaa0/0xaa0
[ 383.400725][ C1] ? clockevents_program_event+0x22f/0x300
[ 383.406367][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0
[ 383.412268][ C1] hrtimer_interrupt+0x40c/0xaa0
[ 383.417048][ C1] __sysvec_apic_timer_interrupt+0xfb/0x3f0
[ 383.422769][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0
[ 383.428239][ C1]
[ 383.431019][ C1]
[ 383.433827][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 383.439620][ C1] RIP: 0010:_raw_spin_unlock_irq+0x49/0x70
[ 383.445266][ C1] Code: 08 00 74 0c 48 c7 c7 58 5a ad 86 e8 c1 be ca fc 48 83 3d 21 47 c5 01 00 74 2a 48 89 df e8 23 15 6d fc 66 90 fb bf 01 00 00 00 62 5e 64 fc 65 8b 05 33 5a 1a 7b 85 c0 74 03 5b 5d c3 e8 63 74
[ 383.464701][ C1] RSP: 0018:ffffc900009d7bb8 EFLAGS: 00000246
[ 383.470593][ C1] RAX: 0000000000000001 RBX: ffff88810bcdb480 RCX: dffffc0000000000
[ 383.478402][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 383.486214][ C1] RBP: ffffc900009d7bc0 R08: ffffffff8145b13a R09: fffff5200013afc0
[ 383.494034][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88810bcdb480
[ 383.501840][ C1] R13: ffff88810bcdb8a0 R14: 0000000000000021 R15: dffffc0000000000
[ 383.509658][ C1] ? get_signal+0x151a/0x1630
[ 383.514247][ C1] ? _raw_spin_unlock_irq+0x41/0x70
[ 383.519294][ C1] get_signal+0x1562/0x1630
[ 383.523629][ C1] arch_do_signal_or_restart+0xbd/0x1680
[ 383.529093][ C1] ? __do_compat_sys_x32_rt_sigreturn+0x1e0/0x1e0
[ 383.535338][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0
[ 383.540288][ C1] ? __kasan_check_write+0x14/0x20
[ 383.545233][ C1] ? _copy_from_user+0x96/0xd0
[ 383.549834][ C1] ? restore_altstack+0x274/0x400
[ 383.554699][ C1] ? get_sigframe_size+0x10/0x10
[ 383.559467][ C1] ? __ia32_sys_sigaltstack+0x70/0x70
[ 383.564680][ C1] ? __do_sys_rt_sigreturn+0x160/0x1e0
[ 383.570147][ C1] exit_to_user_mode_loop+0xa0/0xe0
[ 383.575283][ C1] exit_to_user_mode_prepare+0x5a/0xa0
[ 383.580586][ C1] syscall_exit_to_user_mode+0x26/0x160
[ 383.585979][ C1] do_syscall_64+0x47/0xb0
[ 383.590211][ C1] ? clear_bhb_loop+0x35/0x90
[ 383.594731][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 383.600474][ C1] RIP: 0033:0x7f2fff708ed7
[ 383.604723][ C1] 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
[ 383.624141][ C1] RSP: 002b:00007f2fff6c9178 EFLAGS: 00000246
[ 383.630047][ C1] RAX: 00000000000000ca RBX: 00007f2fff793308 RCX: 00007f2fff708ed9
[ 383.637854][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2fff793308
[ 383.645669][ C1] RBP: 00007f2fff793300 R08: 00007f2fff6c96c0 R09: 00007f2fff6c96c0
[ 383.653477][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2fff79330c
[ 383.661379][ C1] R13: 0000000000000000 R14: 00007fffa9c4cbb0 R15: 00007fffa9c4cc98
[ 383.669198][ C1]
[ 428.788368][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 144s!
[ 428.797116][ C0] Showing busy workqueues and worker pools:
[ 428.802851][ C0] workqueue events: flags=0x0
[ 428.807360][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3
[ 428.807413][ C0] pending: vmstat_shepherd, psi_avgs_work
[ 428.807458][ C0] workqueue events_unbound: flags=0x2
[ 428.825930][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4
[ 428.825972][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork
[ 428.826022][ C0] workqueue events_power_efficient: flags=0x80
[ 428.846315][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4
[ 428.846361][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker
[ 428.846414][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.846453][ C0] pending: check_lifetime
[ 428.846485][ C0] workqueue mm_percpu_wq: flags=0x8
[ 428.878702][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.878748][ C0] pending: vmstat_update
[ 428.878780][ C0] workqueue writeback: flags=0x4a
[ 428.895442][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3
[ 428.895489][ C0] pending: wb_workfn
[ 428.895596][ C0] workqueue dm_bufio_cache: flags=0x8
[ 428.911996][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.912042][ C0] pending: work_fn
[ 428.912117][ C0] workqueue ipv6_addrconf: flags=0x40008
[ 428.928945][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
[ 428.929003][ C0] pending: addrconf_verify_work