Warning: Permanently added '10.128.0.51' (ED25519) to the list of known hosts.
executing program
executing program
executing program
executing program
[ 188.517540][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 188.524673][ C1] rcu: (detected by 1, t=10502 jiffies, g=8805, q=193 ncpus=2)
[ 188.532337][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294955937-4294945435), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 188.545753][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g8805 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 188.556893][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 188.566980][ C1] rcu: RCU grace-period kthread stack dump:
[ 188.572964][ C1] task:rcu_preempt state:R running task stack:26920 pid:17 ppid:2 flags:0x00004000
[ 188.583831][ C1] Call Trace:
[ 188.587147][ C1]
[ 188.590132][ C1] __schedule+0x14d2/0x44d0
[ 188.594725][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110
[ 188.600655][ C1] ? lockdep_hardirqs_on+0x98/0x150
[ 188.605914][ C1] ? _raw_spin_unlock_irqrestore+0xae/0x110
[ 188.611846][ C1] ? asan.module_dtor+0x20/0x20
[ 188.616741][ C1] ? enqueue_timer+0x225/0x530
[ 188.621553][ C1] ? __mod_timer+0x984/0xdb0
[ 188.626203][ C1] schedule+0xbd/0x170
[ 188.630413][ C1] schedule_timeout+0x160/0x280
[ 188.635321][ C1] ? console_conditional_schedule+0x40/0x40
[ 188.641271][ C1] ? update_process_times+0x1b0/0x1b0
[ 188.646705][ C1] ? prepare_to_swait_event+0x339/0x360
[ 188.652303][ C1] rcu_gp_fqs_loop+0x302/0x1560
[ 188.657205][ C1] ? rcu_gp_init+0x110e/0x1510
[ 188.662022][ C1] ? rcu_gp_kthread+0x380/0x380
[ 188.667014][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 188.673044][ C1] ? rcu_gp_init+0x1510/0x1510
[ 188.677863][ C1] ? rcu_gp_cleanup+0xb4c/0xca0
[ 188.682764][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 188.688001][ C1] ? lockdep_hardirqs_on+0x98/0x150
[ 188.693255][ C1] rcu_gp_kthread+0x99/0x380
[ 188.697905][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 188.703070][ C1] ? __kthread_parkme+0x7a/0x1c0
[ 188.708070][ C1] ? __kthread_parkme+0x162/0x1c0
[ 188.713165][ C1] kthread+0x2fa/0x390
[ 188.717280][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 188.722448][ C1] ? kthread_blkcg+0xd0/0xd0
[ 188.727074][ C1] ret_from_fork+0x48/0x80
[ 188.731560][ C1] ? kthread_blkcg+0xd0/0xd0
[ 188.736186][ C1] ret_from_fork_asm+0x11/0x20
[ 188.741012][ C1]
[ 188.744094][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 188.750454][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 188.756067][ C0] NMI backtrace for cpu 0
[ 188.756085][ C0] CPU: 0 PID: 5795 Comm: syz-executor171 Not tainted syzkaller #0
[ 188.756100][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 188.756110][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50
[ 188.756132][ C0] Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 c3 f3 0f 1e fa 89 f6 31 d2 e9 47 e9 18 03 0f 1f 80 00 00 00
[ 188.756145][ C0] RSP: 0018:ffffc900046cfa90 EFLAGS: 00000046
[ 188.756159][ C0] RAX: 000000000000003e RBX: ffff8880b8e28280 RCX: 0000000000000838
[ 188.756170][ C0] RDX: 0000000000000000 RSI: 000000000000003e RDI: 0000000000000838
[ 188.756179][ C0] RBP: 000000000000003e R08: ffffffff8e4a836f R09: 1ffffffff1c9506d
[ 188.756189][ C0] R10: dffffc0000000000 R11: fffffbfff1c9506e R12: ffff8880b8e282c0
[ 188.756201][ C0] R13: ffff8880b8e282b8 R14: 0000000000000020 R15: dffffc0000000000
[ 188.756212][ C0] FS: 00007f2a2d77d6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 188.756226][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 188.756236][ C0] CR2: 00007f2a2d77ce40 CR3: 0000000029c5a000 CR4: 00000000003506f0
[ 188.756250][ C0] Call Trace:
[ 188.756258][ C0]
[ 188.756263][ C0] lapic_next_event+0x11/0x20
[ 188.756282][ C0] clockevents_program_min_delta+0x1a9/0x340
[ 188.756312][ C0] hrtimer_start_range_ns+0xbfb/0x1000
[ 188.756337][ C0] posixtimer_rearm+0x135/0x340
[ 188.756364][ C0] dequeue_signal+0x1ba/0x4b0
[ 188.756391][ C0] get_signal+0x551/0x1400
[ 188.756428][ C0] arch_do_signal_or_restart+0x96/0x780
[ 188.756456][ C0] ? get_sigframe_size+0x20/0x20
[ 188.756487][ C0] ? exit_to_user_mode_loop+0x3b/0x110
[ 188.756512][ C0] exit_to_user_mode_loop+0x70/0x110
[ 188.756534][ C0] exit_to_user_mode_prepare+0xf6/0x180
[ 188.756557][ C0] syscall_exit_to_user_mode+0x1a/0x50
[ 188.756584][ C0] do_syscall_64+0x61/0xb0
[ 188.756603][ C0] ? clear_bhb_loop+0x40/0x90
[ 188.756620][ C0] ? clear_bhb_loop+0x40/0x90
[ 188.756637][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 188.756653][ C0] RIP: 0033:0x7f2a2d787e80
[ 188.756670][ C0] Code: 31 f6 bf 90 00 00 00 48 b8 80 00 00 00 00 20 00 00 c7 00 07 00 00 00 48 89 c1 31 c0 e8 c9 45 03 00 66 0f 1f 84 00 00 00 00 00 83 2d 58 e4 0b 00 01 8b 45 0c 85 c0 0f 85 fc 00 00 00 48 8d 75
[ 188.756683][ C0] RSP: 002b:00007f2a2d77d220 EFLAGS: 00000217
[ 188.756694][ C0] RAX: 0000000000000000 RBX: 00007f2a2d846308 RCX: 00007f2a2d7bc459
[ 188.756705][ C0] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000
[ 188.756714][ C0] RBP: 00007f2a2d846300 R08: 0000000000000000 R09: 0000000000000000
[ 188.756723][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000140
[ 188.756732][ C0] R13: 000020000006b000 R14: 0000200000000100 R15: 0000200000000680
[ 188.756751][ C0]