Warning: Permanently added '10.128.1.85' (ED25519) to the list of known hosts.
executing program
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[ 192.034146][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 192.041272][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P969/1:b..l
[ 192.049370][ C0] rcu: (detected by 0, t=10503 jiffies, g=9245, q=27 ncpus=2)
[ 192.056963][ C0] task:kworker/1:2 state:R running task stack:25896 pid:969 ppid:2 flags:0x00004000
[ 192.068393][ C0] Workqueue: events_power_efficient gc_worker
[ 192.074656][ C0] Call Trace:
[ 192.077971][ C0]
[ 192.080941][ C0] __schedule+0x15ae/0x4660
[ 192.085540][ C0] ? asan.module_dtor+0x20/0x20
[ 192.090443][ C0] ? mark_lock+0x94/0x320
[ 192.094830][ C0] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0
[ 192.100876][ C0] ? preempt_schedule_irq+0xb4/0x150
[ 192.106215][ C0] preempt_schedule_irq+0xbf/0x150
[ 192.111375][ C0] ? preempt_schedule_notrace+0x110/0x110
[ 192.117153][ C0] ? rcu_irq_exit_check_preempt+0xdf/0x210
[ 192.123016][ C0] irqentry_exit+0x67/0x70
[ 192.127484][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 192.133526][ C0] RIP: 0010:seqcount_lockdep_reader_access+0x19a/0x1d0
[ 192.140440][ C0] Code: f8 4d 85 e4 75 16 e8 a5 5f c3 f8 eb 15 e8 9e 5f c3 f8 e8 49 c0 c8 01 4d 85 e4 74 ea e8 8f 5f c3 f8 fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 3e 00 00 00 00 43 c7 44 3e 08 00 00 00 00 65 48 8b 04 25
[ 192.160095][ C0] RSP: 0018:ffffc9000386f9a0 EFLAGS: 00000293
[ 192.166211][ C0] RAX: ffffffff88c41541 RBX: 0000000000000000 RCX: ffff888022818000
[ 192.174349][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 192.182351][ C0] RBP: ffffc9000386fa50 R08: ffffffff911eb597 R09: 1ffffffff223d6b2
[ 192.190360][ C0] R10: dffffc0000000000 R11: fffffbfff223d6b3 R12: 0000000000000200
[ 192.198379][ C0] R13: dffffc0000000000 R14: 1ffff9200070df34 R15: dffffc0000000000
[ 192.206406][ C0] ? seqcount_lockdep_reader_access+0x191/0x1d0
[ 192.212711][ C0] ? nf_conntrack_hash_check_insert+0x6f0/0x6f0
[ 192.219014][ C0] gc_worker+0x314/0x14a0
[ 192.223406][ C0] ? gc_worker+0x266/0x14a0
[ 192.227967][ C0] ? init_conntrack+0xdb0/0xdb0
[ 192.232887][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 192.238136][ C0] ? process_scheduled_works+0x975/0x1600
[ 192.243902][ C0] ? process_scheduled_works+0x975/0x1600
[ 192.249675][ C0] process_scheduled_works+0xa60/0x1600
[ 192.255294][ C0] ? worker_attach_to_pool+0x370/0x370
[ 192.260807][ C0] ? assign_work+0x3cc/0x5d0
[ 192.265450][ C0] worker_thread+0xa5e/0xfe0
[ 192.270118][ C0] ? _raw_spin_unlock+0x40/0x40
[ 192.275021][ C0] ? __kthread_parkme+0x71/0x1c0
[ 192.280021][ C0] kthread+0x2fa/0x390
[ 192.284135][ C0] ? pr_cont_work+0x550/0x550
[ 192.288871][ C0] ? kthread_blkcg+0xd0/0xd0
[ 192.293506][ C0] ret_from_fork+0x48/0x80
[ 192.297968][ C0] ? kthread_blkcg+0xd0/0xd0
[ 192.302600][ C0] ret_from_fork_asm+0x11/0x20
[ 192.307430][ C0]
[ 192.310485][ C0] rcu: rcu_preempt kthread starved for 10529 jiffies! g9245 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 192.321633][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 192.331627][ C0] rcu: RCU grace-period kthread stack dump:
[ 192.337545][ C0] task:rcu_preempt state:R running task stack:27848 pid:17 ppid:2 flags:0x00004000
[ 192.348377][ C0] Call Trace:
[ 192.351693][ C0]
[ 192.354669][ C0] __schedule+0x15ae/0x4660
[ 192.359232][ C0] ? __lock_acquire+0x7d80/0x7d80
[ 192.364309][ C0] ? lock_chain_count+0x20/0x20
[ 192.369227][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 192.374479][ C0] ? _raw_spin_unlock_irqrestore+0xc5/0x120
[ 192.380426][ C0] ? asan.module_dtor+0x20/0x20
[ 192.385340][ C0] ? rcu_is_watching+0x15/0xb0
[ 192.390231][ C0] schedule+0xbd/0x170
[ 192.394350][ C0] schedule_timeout+0x188/0x2d0
[ 192.399257][ C0] ? console_conditional_schedule+0x40/0x40
[ 192.405226][ C0] ? update_process_times+0x1b0/0x1b0
[ 192.410688][ C0] ? prepare_to_swait_event+0x344/0x360
[ 192.416295][ C0] rcu_gp_fqs_loop+0x30d/0x1590
[ 192.421195][ C0] ? rcu_gp_kthread+0x3b0/0x3b0
[ 192.426105][ C0] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0
[ 192.432133][ C0] ? __lock_acquire+0x7d80/0x7d80
[ 192.437215][ C0] ? rcu_gp_init+0x1530/0x1530
[ 192.442019][ C0] ? rcu_gp_cleanup+0xade/0xc30
[ 192.446911][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 192.452162][ C0] ? lockdep_hardirqs_on+0x98/0x150
[ 192.457408][ C0] rcu_gp_kthread+0x9d/0x3b0
[ 192.462047][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 192.467216][ C0] ? __kthread_parkme+0x71/0x1c0
[ 192.472208][ C0] ? __kthread_parkme+0x15b/0x1c0
[ 192.477274][ C0] kthread+0x2fa/0x390
[ 192.481385][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 192.486538][ C0] ? kthread_blkcg+0xd0/0xd0
[ 192.491192][ C0] ret_from_fork+0x48/0x80
[ 192.495652][ C0] ? kthread_blkcg+0xd0/0xd0
[ 192.500308][ C0] ret_from_fork_asm+0x11/0x20
[ 192.505136][ C0]
[ 192.508194][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 192.514569][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 192.519825][ C1] NMI backtrace for cpu 1
[ 192.519845][ C1] CPU: 1 PID: 5788 Comm: syz-executor100 Not tainted syzkaller #0
[ 192.519860][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 192.519869][ C1] RIP: 0010:__might_resched+0x169/0x5f0
[ 192.519894][ C1] Code: 00 00 48 89 d3 48 c1 eb 03 42 0f b6 04 2b 84 c0 0f 85 49 03 00 00 8b 02 c1 e0 08 44 01 e0 3b 44 24 2c 75 72 43 c6 44 2f 0c 00 <48> c7 84 24 a0 00 00 00 00 00 00 00 9c 8f 84 24 a0 00 00 00 f7 84
[ 192.519907][ C1] RSP: 0018:ffffc90004637a80 EFLAGS: 00000246
[ 192.519921][ C1] RAX: 0000000000000000 RBX: 1ffff11006000447 RCX: a6275d087c2d3700
[ 192.519932][ C1] RDX: ffff88803000223c RSI: ffffffff8acadd60 RDI: ffffffff8b1d0660
[ 192.519944][ C1] RBP: ffffc90004637b98 R08: ffffc90004637e2f R09: 1ffff920008c6fc5
[ 192.519955][ C1] R10: dffffc0000000000 R11: fffff520008c6fc6 R12: 0000000000000000
[ 192.519966][ C1] R13: dffffc0000000000 R14: ffff888030001e00 R15: 1ffff920008c6f58
[ 192.519978][ C1] FS: 00007fdaf162f6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 192.519992][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 192.520002][ C1] CR2: 0000200000000058 CR3: 000000007c862000 CR4: 00000000003506e0
[ 192.520016][ C1] Call Trace:
[ 192.520022][ C1]
[ 192.520031][ C1] ? __might_sleep+0xe0/0xe0
[ 192.520051][ C1] ? __might_fault+0xaa/0x120
[ 192.520069][ C1] ? __lock_acquire+0x7d80/0x7d80
[ 192.520090][ C1] ? __might_fault+0xaa/0x120
[ 192.520108][ C1] __might_fault+0x71/0x120
[ 192.520126][ C1] copy_siginfo_to_user+0x5b/0xa0
[ 192.520144][ C1] x64_setup_rt_frame+0x749/0xc30
[ 192.520180][ C1] ? sigaltstack_size_valid+0x1e0/0x1e0
[ 192.520208][ C1] ? arch_do_signal_or_restart+0x39b/0x7b0
[ 192.520235][ C1] arch_do_signal_or_restart+0x411/0x7b0
[ 192.520262][ C1] ? get_sigframe_size+0x20/0x20
[ 192.520294][ C1] ? exit_to_user_mode_loop+0x3b/0x110
[ 192.520320][ C1] exit_to_user_mode_loop+0x70/0x110
[ 192.520343][ C1] exit_to_user_mode_prepare+0xee/0x180
[ 192.520367][ C1] syscall_exit_to_user_mode+0x1a/0x50
[ 192.520390][ C1] do_syscall_64+0x61/0xb0
[ 192.520406][ C1] ? clear_bhb_loop+0x40/0x90
[ 192.520424][ C1] ? clear_bhb_loop+0x40/0x90
[ 192.520442][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 192.520459][ C1] RIP: 0033:0x7fdaf16504d7
[ 192.520476][ C1] Code: 00 85 c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d0 ff ff ff f7 d8 64 89
[ 192.520488][ C1] RSP: 002b:00007fdaf162f178 EFLAGS: 00000246
[ 192.520500][ C1] RAX: 00000000000000ca RBX: 00007fdaf16ffb28 RCX: 00007fdaf16504d9
[ 192.520510][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fdaf16ffb28
[ 192.520520][ C1] RBP: 00007fdaf16ffb20 R08: 00007fdaf162fcdc R09: 00007fdaf162fcdc
[ 192.520530][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdaf16ffb2c
[ 192.520540][ C1] R13: 0000000000000000 R14: 00007ffd2acfed90 R15: 00007ffd2acfee78
[ 192.520558][ C1]