Warning: Permanently added '10.128.1.150' (ED25519) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
[ 438.343200][ T30] audit: type=1400 audit(1706064684.552:66): avc: denied { execmem } for pid=703 comm="syz-executor196" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 538.380601][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 538.387480][ C0] (detected by 0, t=10002 jiffies, g=4173, q=64)
[ 538.393738][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294991049-4294981046), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 538.406918][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g4173 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 538.418203][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 538.428023][ C0] rcu: RCU grace-period kthread stack dump:
[ 538.433849][ C0] task:rcu_preempt state:R running task stack:28328 pid: 14 ppid: 2 flags:0x00004000
[ 538.444531][ C0] Call Trace:
[ 538.447638][ C0]
[ 538.450422][ C0] __schedule+0xcbe/0x1580
[ 538.454798][ C0] ? __sched_text_start+0x8/0x8
[ 538.459652][ C0] ? __kasan_check_write+0x14/0x20
[ 538.464602][ C0] schedule+0x11f/0x1e0
[ 538.468595][ C0] schedule_timeout+0x18c/0x370
[ 538.473276][ C0] ? _raw_spin_unlock_irq+0x4e/0x70
[ 538.478316][ C0] ? console_conditional_schedule+0x30/0x30
[ 538.484085][ C0] ? update_process_times+0x200/0x200
[ 538.489360][ C0] ? prepare_to_swait_event+0x308/0x320
[ 538.494736][ C0] rcu_gp_fqs_loop+0x2af/0xf80
[ 538.499349][ C0] ? debug_smp_processor_id+0x17/0x20
[ 538.504543][ C0] ? __note_gp_changes+0x4ab/0x920
[ 538.509668][ C0] ? rcu_gp_init+0xc30/0xc30
[ 538.514095][ C0] ? _raw_spin_unlock_irq+0x4e/0x70
[ 538.519233][ C0] ? rcu_gp_init+0x9cf/0xc30
[ 538.523654][ C0] rcu_gp_kthread+0xa4/0x350
[ 538.528083][ C0] ? _raw_spin_lock+0x1b0/0x1b0
[ 538.532767][ C0] ? rcu_barrier_callback+0x50/0x50
[ 538.537887][ C0] ? __kasan_check_read+0x11/0x20
[ 538.542748][ C0] ? __kthread_parkme+0xb2/0x200
[ 538.547519][ C0] kthread+0x421/0x510
[ 538.551429][ C0] ? rcu_barrier_callback+0x50/0x50
[ 538.556477][ C0] ? kthread_blkcg+0xd0/0xd0
[ 538.560887][ C0] ret_from_fork+0x1f/0x30
[ 538.565141][ C0]
[ 538.568006][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 538.574165][ C0] NMI backtrace for cpu 0
[ 538.578335][ C0] CPU: 0 PID: 717 Comm: syz-executor196 Not tainted 5.15.147-syzkaller-00327-g1c3a1f32bcbd #0
[ 538.588486][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
[ 538.598388][ C0] Call Trace:
[ 538.601517][ C0]
[ 538.604195][ C0] dump_stack_lvl+0x151/0x1b7
[ 538.608885][ C0] ? io_uring_drop_tctx_refs+0x190/0x190
[ 538.614540][ C0] dump_stack+0x15/0x17
[ 538.618514][ C0] nmi_cpu_backtrace+0x2f7/0x300
[ 538.623289][ C0] ? nmi_trigger_cpumask_backtrace+0x270/0x270
[ 538.629366][ C0] ? panic+0x751/0x751
[ 538.633272][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 538.639192][ C0] nmi_trigger_cpumask_backtrace+0x15d/0x270
[ 538.644985][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 538.650892][ C0] arch_trigger_cpumask_backtrace+0x10/0x20
[ 538.656618][ C0] rcu_check_gp_kthread_starvation+0x1e3/0x250
[ 538.662608][ C0] print_other_cpu_stall+0x112d/0x1340
[ 538.667916][ C0] ? try_invoke_on_locked_down_task+0x2a0/0x2a0
[ 538.673982][ C0] ? print_cpu_stall+0x5f0/0x5f0
[ 538.678749][ C0] ? __kasan_check_write+0x14/0x20
[ 538.683787][ C0] rcu_sched_clock_irq+0xaec/0x12f0
[ 538.688819][ C0] ? rcu_boost_kthread_setaffinity+0x340/0x340
[ 538.694805][ C0] ? hrtimer_run_queues+0x15f/0x440
[ 538.699864][ C0] update_process_times+0x198/0x200
[ 538.705007][ C0] tick_sched_timer+0x188/0x240
[ 538.709686][ C0] ? tick_setup_sched_timer+0x480/0x480
[ 538.715073][ C0] __hrtimer_run_queues+0x41a/0xad0
[ 538.720103][ C0] ? hrtimer_interrupt+0xaa0/0xaa0
[ 538.725046][ C0] ? clockevents_program_event+0x22f/0x300
[ 538.730773][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0
[ 538.736677][ C0] hrtimer_interrupt+0x40c/0xaa0
[ 538.741455][ C0] __sysvec_apic_timer_interrupt+0xfd/0x3c0
[ 538.747178][ C0] sysvec_apic_timer_interrupt+0x95/0xc0
[ 538.752647][ C0]
[ 538.755420][ C0]
[ 538.758201][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 538.764042][ C0] RIP: 0010:_raw_spin_unlock_irq+0x49/0x70
[ 538.769660][ C0] Code: 08 00 74 0c 48 c7 c7 d8 54 8d 86 e8 71 ae e9 fc 48 83 3d a1 fb c4 01 00 74 2a 48 89 df e8 93 79 8c fc 66 90 fb bf 01 00 00 00 e2 be 83 fc 65 8b 05 33 14 3a 7b 85 c0 74 03 5b 5d c3 e8 03 28
[ 538.789106][ C0] RSP: 0018:ffffc90000a77bb8 EFLAGS: 00000246
[ 538.795194][ C0] RAX: 0000000000000001 RBX: ffff88810cd35780 RCX: dffffc0000000000
[ 538.803001][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 538.811335][ C0] RBP: ffffc90000a77bc0 R08: ffffffff81456cca R09: fffff5200014efc0
[ 538.819236][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88810cd35780
[ 538.827040][ C0] R13: ffff88810cd35ba0 R14: 0000000000000021 R15: dffffc0000000000
[ 538.835152][ C0] ? get_signal+0x151a/0x1630
[ 538.839865][ C0] ? _raw_spin_unlock_irq+0x41/0x70
[ 538.844898][ C0] get_signal+0x1562/0x1630
[ 538.849334][ C0] arch_do_signal_or_restart+0xbd/0x1680
[ 538.854868][ C0] ? __do_compat_sys_x32_rt_sigreturn+0x1e0/0x1e0
[ 538.861122][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0
[ 538.866416][ C0] ? __kasan_check_write+0x14/0x20
[ 538.871449][ C0] ? _copy_from_user+0x96/0xd0
[ 538.876047][ C0] ? restore_altstack+0x274/0x400
[ 538.880907][ C0] ? get_sigframe_size+0x10/0x10
[ 538.885676][ C0] ? __ia32_sys_sigaltstack+0x70/0x70
[ 538.890985][ C0] ? __do_sys_rt_sigreturn+0x160/0x1e0
[ 538.896268][ C0] exit_to_user_mode_loop+0xa0/0xe0
[ 538.901305][ C0] exit_to_user_mode_prepare+0x5a/0xa0
[ 538.906594][ C0] syscall_exit_to_user_mode+0x26/0x160
[ 538.911974][ C0] do_syscall_64+0x49/0xb0
[ 538.916231][ C0] ? sysvec_apic_timer_interrupt+0x55/0xc0
[ 538.921872][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 538.927600][ C0] RIP: 0033:0x7f745dbb8417
[ 538.931853][ 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
[ 538.951294][ C0] RSP: 002b:00007f745db79238 EFLAGS: 00000246
[ 538.959638][ C0] RAX: 00000000000000ca RBX: 00007f745dc42308 RCX: 00007f745dbb8419
[ 538.967452][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f745dc42308
[ 538.975259][ C0] RBP: 00007f745dc42300 R08: 00007f745db796c0 R09: 00007f745db796c0
[ 538.983069][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f745dc4230c
[ 538.990887][ C0] R13: 0000000000000000 R14: 00007fff49ec3500 R15: 00007fff49ec35e8
[ 538.998788][ C0]
[ 715.580539][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 276s!
[ 715.589475][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 270s!
[ 715.598264][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=-20 stuck for 271s!
[ 715.607196][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 277s!
[ 715.615532][ C0] Showing busy workqueues and worker pools:
[ 715.621436][ C0] workqueue events: flags=0x0
[ 715.625962][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3
[ 715.626008][ C0] pending: vmstat_shepherd, psi_avgs_work
[ 715.626182][ C0] workqueue events_unbound: flags=0x2
[ 715.644828][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4
[ 715.644871][ C0] pending: flush_memcg_stats_dwork, toggle_allocation_gate
[ 715.644956][ C0] workqueue events_power_efficient: flags=0x80
[ 715.665792][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5
[ 715.665848][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker, check_lifetime
[ 715.666087][ C0] workqueue mm_percpu_wq: flags=0x8
[ 715.687681][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 715.687740][ C0] pending: vmstat_update
[ 715.687773][ C0] workqueue writeback: flags=0x4a
[ 715.704443][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3
[ 715.704490][ C0] pending: wb_workfn
[ 715.704587][ C0] workqueue kblockd: flags=0x18
[ 715.720357][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2
[ 715.720405][ C0] pending: blk_mq_timeout_work
[ 715.720509][ C0] workqueue dm_bufio_cache: flags=0x8
[ 715.738306][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 715.738354][ C0] pending: work_fn
[ 715.738452][ C0] workqueue ipv6_addrconf: flags=0x40008
[ 715.755287][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
[ 715.755333][ C0] pending: addrconf_verify_work