Warning: Permanently added '10.128.0.45' (ED25519) to the list of known hosts.
executing program
[ 174.424257][ T28] audit: type=1400 audit(1739531892.974:66): avc: denied { execmem } for pid=442 comm="syz-executor270" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 274.439825][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 274.446650][ C0] (detected by 0, t=10002 jiffies, g=1805, q=177 ncpus=2)
[ 274.453665][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294964654-4294954652), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 274.466880][ C0] rcu: rcu_preempt kthread starved for 10002 jiffies! g1805 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 274.477789][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 274.487604][ C0] rcu: RCU grace-period kthread stack dump:
[ 274.493335][ C0] task:rcu_preempt state:R running task stack:28008 pid:14 ppid:2 flags:0x00004000
[ 274.503928][ C0] Call Trace:
[ 274.507039][ C0]
[ 274.509822][ C0] __schedule+0xcb5/0x1560
[ 274.514071][ C0] ? __sched_text_start+0x8/0x8
[ 274.518756][ C0] ? __kasan_check_write+0x14/0x20
[ 274.523707][ C0] schedule+0xc3/0x180
[ 274.527609][ C0] schedule_timeout+0x18c/0x380
[ 274.532293][ C0] ? _raw_spin_unlock_irq+0x4d/0x70
[ 274.537332][ C0] ? console_conditional_schedule+0x10/0x10
[ 274.543061][ C0] ? update_process_times+0x1b0/0x1b0
[ 274.548264][ C0] ? prepare_to_swait_event+0x308/0x320
[ 274.553651][ C0] rcu_gp_fqs_loop+0x2ed/0x10a0
[ 274.558342][ C0] ? _raw_spin_unlock_irq+0x4d/0x70
[ 274.563368][ C0] ? rcu_gp_init+0xc7f/0xfa0
[ 274.567798][ C0] ? rcu_gp_init+0xfa0/0xfa0
[ 274.572220][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 274.577863][ C0] ? finish_swait+0x17d/0x1b0
[ 274.582373][ C0] rcu_gp_kthread+0xa3/0x3a0
[ 274.586800][ C0] ? queued_spin_lock_slowpath+0x50/0x50
[ 274.592267][ C0] ? set_cpus_allowed_ptr+0xa4/0xe0
[ 274.597305][ C0] ? __kasan_check_read+0x11/0x20
[ 274.602160][ C0] ? __kthread_parkme+0x12d/0x180
[ 274.607024][ C0] kthread+0x26d/0x300
[ 274.610929][ C0] ? queued_spin_lock_slowpath+0x50/0x50
[ 274.616398][ C0] ? kthread_blkcg+0xd0/0xd0
[ 274.620823][ C0] ret_from_fork+0x1f/0x30
[ 274.625081][ C0]
[ 274.627939][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 274.634114][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 274.639150][ C1] NMI backtrace for cpu 1
[ 274.639173][ C1] CPU: 1 PID: 455 Comm: syz-executor270 Not tainted 6.1.124-syzkaller-00008-gccc915784332 #0
[ 274.639191][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 274.639201][ C1] RIP: 0010:preempt_count_add+0x96/0x1a0
[ 274.639227][ C1] Code: 0f b6 c0 3d f5 00 00 00 73 6e 65 8b 05 1b c3 b2 7e 25 ff ff ff 7f 39 d8 75 57 4c 8b 75 08 4c 89 f7 e8 9e 3d 09 00 85 c0 74 1f <48> 8b 45 00 4c 8b 70 08 4c 89 f7 e8 8a 3d 09 00 85 c0 74 0b 48 8b
[ 274.639245][ C1] RSP: 0018:ffffc900013b7c98 EFLAGS: 00000002
[ 274.639260][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8522a701
[ 274.639271][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff85226edf
[ 274.639282][ C1] RBP: ffffc900013b7cb0 R08: ffffffff8148e864 R09: 0000000000000000
[ 274.639294][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
[ 274.639305][ C1] R13: ffff888111069a40 R14: ffffffff85226edf R15: dffffc0000000000
[ 274.639318][ C1] FS: 00007fe6c58b86c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[ 274.639333][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 274.639344][ C1] CR2: 00007fe6c58b7e40 CR3: 0000000124951000 CR4: 00000000003506a0
[ 274.639360][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 274.639370][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 274.639380][ C1] Call Trace:
[ 274.639385][ C1]
[ 274.639391][ C1] ? show_regs+0x58/0x60
[ 274.639408][ C1] ? nmi_cpu_backtrace+0x285/0x2f0
[ 274.639436][ C1] ? nmi_trigger_cpumask_backtrace+0x3b0/0x3b0
[ 274.639463][ C1] ? preempt_count_add+0x96/0x1a0
[ 274.639482][ C1] ? preempt_count_add+0x96/0x1a0
[ 274.639501][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 274.639522][ C1] ? nmi_handle+0xa7/0x280
[ 274.639539][ C1] ? preempt_count_add+0x96/0x1a0
[ 274.639558][ C1] ? default_do_nmi+0x69/0x160
[ 274.639582][ C1] ? exc_nmi+0xad/0x100
[ 274.639603][ C1] ? end_repeat_nmi+0x16/0x31
[ 274.639628][ C1] ? _raw_spin_lock_irq+0x6f/0x1b0
[ 274.639649][ C1] ? __set_current_blocked+0xd4/0x2f0
[ 274.639668][ C1] ? queued_write_lock_slowpath+0x461/0x547
[ 274.639691][ C1] ? _raw_spin_lock_irq+0x6f/0x1b0
[ 274.639711][ C1] ? preempt_count_add+0x96/0x1a0
[ 274.639730][ C1] ? preempt_count_add+0x96/0x1a0
[ 274.639749][ C1] ? preempt_count_add+0x96/0x1a0
[ 274.639769][ C1]
[ 274.639773][ C1]
[ 274.639779][ C1] _raw_spin_lock_irq+0x6f/0x1b0
[ 274.639799][ C1] ? _raw_spin_lock_irqsave+0x210/0x210
[ 274.639825][ C1] __set_current_blocked+0x11b/0x2f0
[ 274.639845][ C1] ? set_current_blocked+0x40/0x40
[ 274.639865][ C1] ? sched_clock_cpu+0x71/0x2b0
[ 274.639892][ C1] set_current_blocked+0x3b/0x40
[ 274.639911][ C1] __do_sys_rt_sigreturn+0x144/0x1e0
[ 274.639935][ C1] ? x32_copy_siginfo_to_user+0x270/0x270
[ 274.639958][ C1] ? debug_smp_processor_id+0x17/0x20
[ 274.639983][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0
[ 274.640004][ C1] ? exit_to_user_mode_prepare+0x39/0xa0
[ 274.640026][ C1] x64_sys_call+0x91/0x9a0
[ 274.640044][ C1] do_syscall_64+0x3b/0xb0
[ 274.640064][ C1] ? clear_bhb_loop+0x55/0xb0
[ 274.640087][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 274.640110][ C1] RIP: 0033:0x7fe6c590ea19
[ 274.640127][ C1] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25
[ 274.640140][ C1] RSP: 002b:00007fe6c58b7c80 EFLAGS: 00000202 ORIG_RAX: 000000000000000f
[ 274.640156][ C1] RAX: ffffffffffffffda RBX: 00007fe6c5981308 RCX: 00007fe6c590ea19
[ 274.640168][ C1] RDX: 00007fe6c58b7c80 RSI: 00007fe6c58b7db0 RDI: 0000000000000021
[ 274.640180][ C1] RBP: 00007fe6c5981300 R08: 0000000000000000 R09: 0000000000000000
[ 274.640190][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 0000400000000140
[ 274.640200][ C1] R13: 000040000006b000 R14: 0000400000000040 R15: 00004000000000c0
[ 274.640216][ C1]
[ 274.640223][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.073 msecs
[ 428.859778][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 253s!
[ 428.868551][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 250s!
[ 428.877425][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 253s!
[ 428.886117][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 254s!
[ 428.894350][ C0] Showing busy workqueues and worker pools:
[ 428.900062][ C0] workqueue events: flags=0x0
[ 428.904573][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.904618][ C0] pending: psi_avgs_work
[ 428.904663][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.904701][ C0] pending: vmstat_shepherd
[ 428.904736][ C0] workqueue events_unbound: flags=0x2
[ 428.933883][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4
[ 428.933926][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork
[ 428.934050][ C0] workqueue events_power_efficient: flags=0x80
[ 428.954536][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=5/256 refcnt=6
[ 428.954588][ C0] pending: neigh_managed_work, neigh_managed_work, neigh_periodic_work, gc_worker, neigh_periodic_work
[ 428.954702][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.954742][ C0] pending: check_lifetime
[ 428.954775][ C0] workqueue mm_percpu_wq: flags=0x8
[ 428.990433][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.990481][ C0] pending: vmstat_update
[ 428.990517][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.990556][ C0] pending: vmstat_update
[ 428.990592][ C0] workqueue writeback: flags=0x4a
[ 429.019225][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3
[ 429.019270][ C0] pending: wb_workfn
[ 429.019302][ C0] workqueue kblockd: flags=0x18
[ 429.035005][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2
[ 429.035131][ C0] pending: blk_mq_timeout_work
[ 429.035412][ C0] workqueue dm_bufio_cache: flags=0x8
[ 429.053201][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 429.053249][ C0] pending: work_fn
[ 429.053324][ C0] workqueue ipv6_addrconf: flags=0x40008
[ 429.070146][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
[ 429.070193][ C0] pending: addrconf_verify_work