Warning: Permanently added '10.128.1.192' (ED25519) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
[ 175.291175][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 175.298221][ C1] (detected by 1, t=10502 jiffies, g=6749, q=107 ncpus=2)
[ 175.305441][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294954650-4294944148), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 175.318857][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6749 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 175.330174][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 175.340175][ C1] rcu: RCU grace-period kthread stack dump:
[ 175.346304][ C1] task:rcu_preempt state:R running task stack:27840 pid:16 ppid:2 flags:0x00004000
[ 175.357128][ C1] Call Trace:
[ 175.360426][ C1]
[ 175.363383][ C1] __schedule+0x10ec/0x40b0
[ 175.367948][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 175.373179][ C1] ? _raw_spin_unlock+0x40/0x40
[ 175.378066][ C1] ? enqueue_timer+0x23f/0x5c0
[ 175.382866][ C1] ? __sched_text_start+0x8/0x8
[ 175.387743][ C1] ? __mod_timer+0x91e/0xd00
[ 175.392459][ C1] schedule+0xb9/0x180
[ 175.396563][ C1] schedule_timeout+0x15c/0x280
[ 175.401440][ C1] ? console_conditional_schedule+0x40/0x40
[ 175.407352][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 175.413373][ C1] ? update_process_times+0x1b0/0x1b0
[ 175.418782][ C1] ? prepare_to_swait_event+0x335/0x350
[ 175.424409][ C1] rcu_gp_fqs_loop+0x2f2/0x1310
[ 175.429290][ C1] ? rcu_gp_kthread+0x380/0x380
[ 175.434164][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 175.440264][ C1] ? rcu_gp_init+0x14b0/0x14b0
[ 175.445055][ C1] ? rcu_gp_cleanup+0xb4c/0xca0
[ 175.449928][ C1] ? _raw_spin_unlock_irq+0x1f/0x40
[ 175.455242][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 175.460477][ C1] rcu_gp_kthread+0x95/0x380
[ 175.465109][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 175.470272][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 175.476218][ C1] ? __kthread_parkme+0x162/0x1c0
[ 175.481281][ C1] kthread+0x29d/0x330
[ 175.485381][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 175.490516][ C1] ? kthread_blkcg+0xd0/0xd0
[ 175.495156][ C1] ret_from_fork+0x1f/0x30
[ 175.499627][ C1]
[ 175.502673][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 175.509011][ C1] CPU: 1 PID: 4272 Comm: syz-executor122 Not tainted syzkaller #0
[ 175.516838][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 175.526914][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40
[ 175.532750][ C1] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ae 05 49 f7 48 89 df e8 06 cb 49 f7 e8 d1 bd 6c f7 fb bf 01 00 00 00 96 43 3d f7 65 8b 05 27 f1 e7 75 85 c0 74 02 5b c3 e8 c4 02 e6
[ 175.552382][ C1] RSP: 0018:ffffc90003c37b98 EFLAGS: 00000282
[ 175.558492][ C1] RAX: a2eaac3ea1442100 RBX: ffff88802ea61bc0 RCX: a2eaac3ea1442100
[ 175.566485][ C1] RDX: dffffc0000000000 RSI: ffffffff8a6c0600 RDI: 0000000000000001
[ 175.574577][ C1] RBP: ffff88802ea62058 R08: dffffc0000000000 R09: ffffed1005d4c379
[ 175.582585][ C1] R10: ffffed1005d4c379 R11: 1ffff11005d4c378 R12: 1ffff11005d4c40b
[ 175.590584][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
[ 175.598574][ C1] FS: 00007fc2d4cc46c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 175.607531][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 175.614131][ C1] CR2: 000020000006b000 CR3: 000000007d971000 CR4: 00000000003506e0
[ 175.622211][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 175.630407][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 175.638433][ C1] Call Trace:
[ 175.641733][ C1]
[ 175.644684][ C1] get_signal+0x1163/0x1350
[ 175.649498][ C1] arch_do_signal_or_restart+0xb7/0x1240
[ 175.655163][ C1] ? __ia32_sys_rt_sigreturn+0x660/0x790
[ 175.660824][ C1] ? load_gs_index+0x120/0x120
[ 175.665610][ C1] ? get_sigframe_size+0x10/0x10
[ 175.670593][ C1] ? exit_to_user_mode_loop+0x3b/0x110
[ 175.676099][ C1] exit_to_user_mode_loop+0x70/0x110
[ 175.681430][ C1] exit_to_user_mode_prepare+0xee/0x180
[ 175.687021][ C1] syscall_exit_to_user_mode+0x16/0x40
[ 175.692531][ C1] do_syscall_64+0x58/0xa0
[ 175.696988][ C1] ? clear_bhb_loop+0x60/0xb0
[ 175.701886][ C1] ? clear_bhb_loop+0x60/0xb0
[ 175.706698][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 175.712629][ C1] RIP: 0033:0x7fc2d4d03457
[ 175.717069][ 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
[ 175.736705][ C1] RSP: 002b:00007fc2d4cc4218 EFLAGS: 00000246
[ 175.742810][ C1] RAX: 00000000000000ca RBX: 00007fc2d4d8d308 RCX: 00007fc2d4d03459
[ 175.750804][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fc2d4d8d308
[ 175.758808][ C1] RBP: 00007fc2d4d8d300 R08: 0000000000000000 R09: 0000000000000000
[ 175.766801][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000140
[ 175.775051][ C1] R13: 000020000006b000 R14: 0000200000000100 R15: 0000200000000680
[ 175.783056][ C1]