Warning: Permanently added '10.128.0.41' (ED25519) to the list of known hosts.
executing program
executing program
executing program
executing program
[ 177.027676][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 177.034741][ C1] (detected by 1, t=10502 jiffies, g=5549, q=27)
[ 177.041174][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294954824-4294944322), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 177.054563][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g5549 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 177.065694][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 177.075680][ C1] rcu: RCU grace-period kthread stack dump:
[ 177.081589][ C1] task:rcu_preempt state:R running task stack:28032 pid: 15 ppid: 2 flags:0x00004000
[ 177.092405][ C1] Call Trace:
[ 177.095705][ C1]
[ 177.098655][ C1] __schedule+0x11bb/0x4390
[ 177.103214][ C1] ? _raw_spin_lock_irqsave+0x7f/0xf0
[ 177.108635][ C1] ? _raw_spin_unlock_irqrestore+0x82/0x100
[ 177.114549][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 177.120469][ C1] ? _raw_spin_unlock+0x40/0x40
[ 177.125348][ C1] ? rcu_is_watching+0x11/0xa0
[ 177.130133][ C1] ? release_firmware_map_entry+0x190/0x190
[ 177.136063][ C1] schedule+0x11b/0x1e0
[ 177.140256][ C1] schedule_timeout+0x15c/0x280
[ 177.145124][ C1] ? console_conditional_schedule+0x40/0x40
[ 177.151042][ C1] ? update_process_times+0x200/0x200
[ 177.156453][ C1] ? prepare_to_swait_event+0x331/0x350
[ 177.162028][ C1] rcu_gp_fqs_loop+0x29e/0x11b0
[ 177.166900][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 177.172121][ C1] ? rcu_gp_init+0xd58/0x10e0
[ 177.176827][ C1] ? rcu_gp_init+0x10e0/0x10e0
[ 177.181621][ C1] ? _raw_spin_unlock_irq+0x1f/0x40
[ 177.186838][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 177.192057][ C1] rcu_gp_kthread+0x98/0x350
[ 177.196668][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 177.201808][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 177.207723][ C1] ? __kthread_parkme+0x157/0x1b0
[ 177.212780][ C1] kthread+0x436/0x520
[ 177.216864][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 177.221998][ C1] ? kthread_blkcg+0xd0/0xd0
[ 177.226613][ C1] ret_from_fork+0x1f/0x30
[ 177.231066][ C1]
[ 177.234108][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 177.240437][ C1] NMI backtrace for cpu 1
[ 177.244794][ C1] CPU: 1 PID: 4193 Comm: syz-executor870 Not tainted syzkaller #0
[ 177.252621][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 177.262690][ C1] Call Trace:
[ 177.265989][ C1]
[ 177.268851][ C1] dump_stack_lvl+0x168/0x230
[ 177.273561][ C1] ? show_regs_print_info+0x20/0x20
[ 177.278781][ C1] ? load_image+0x3b0/0x3b0
[ 177.283315][ C1] ? irq_work_queue+0xbf/0x140
[ 177.288125][ C1] nmi_cpu_backtrace+0x397/0x3d0
[ 177.293100][ C1] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 177.299287][ C1] ? _printk+0xcc/0x110
[ 177.303471][ C1] ? cpu_online+0x1d/0x30
[ 177.307820][ C1] ? load_image+0x3b0/0x3b0
[ 177.312343][ C1] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 177.318434][ C1] nmi_trigger_cpumask_backtrace+0x163/0x280
[ 177.324444][ C1] rcu_check_gp_kthread_starvation+0x1cd/0x250
[ 177.330626][ C1] print_other_cpu_stall+0x10c8/0x1220
[ 177.336117][ C1] ? print_cpu_stall+0x5f0/0x5f0
[ 177.341081][ C1] ? timekeeping_advance+0x7f6/0xac0
[ 177.346392][ C1] ? __lock_acquire+0x7c60/0x7c60
[ 177.351454][ C1] rcu_sched_clock_irq+0x831/0x1110
[ 177.356779][ C1] ? rcutree_dead_cpu+0x20/0x20
[ 177.361655][ C1] ? account_process_tick+0x227/0x3a0
[ 177.367071][ C1] update_process_times+0x193/0x200
[ 177.372299][ C1] tick_sched_timer+0x37d/0x560
[ 177.377185][ C1] __hrtimer_run_queues+0x4fe/0xc40
[ 177.382443][ C1] ? tick_setup_sched_timer+0x2c0/0x2c0
[ 177.388110][ C1] ? hrtimer_interrupt+0x8d0/0x8d0
[ 177.393248][ C1] ? ktime_get_update_offsets_now+0x3ce/0x3e0
[ 177.399348][ C1] hrtimer_interrupt+0x3bb/0x8d0
[ 177.404333][ C1] __sysvec_apic_timer_interrupt+0x137/0x4a0
[ 177.410347][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 177.416013][ C1]
[ 177.419060][ C1]
[ 177.422010][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 177.428032][ C1] RIP: 0010:__rcu_read_unlock+0x0/0xd0
[ 177.433520][ C1] Code: c0 75 11 ff 03 8b 03 3d 00 00 00 40 7d 02 5b c3 0f 0b eb fa 89 d9 80 e1 07 80 c1 03 38 c1 7c e3 48 89 df e8 42 d7 57 00 eb d9 <41> 57 41 56 41 55 41 54 53 49 bf 00 00 00 00 00 fc ff df 65 48 8b
[ 177.453156][ C1] RSP: 0018:ffffc90002ecfed8 EFLAGS: 00000293
[ 177.459260][ C1] RAX: ffffffff814ec8a1 RBX: 000000000000105c RCX: ffff888079588000
[ 177.467252][ C1] RDX: 0000000000000000 RSI: ffffffff8a59a860 RDI: ffffffff8a59a820
[ 177.475329][ C1] RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1ff7a19
[ 177.483379][ C1] R10: fffffbfff1ff7a19 R11: 1ffffffff1ff7a18 R12: dffffc0000000000
[ 177.491369][ C1] R13: ffff88801f6b0b40 R14: 0000000000000000 R15: ffff88801f6b0c18
[ 177.499367][ C1] ? __task_pid_nr_ns+0x2f1/0x420
[ 177.504512][ C1] __task_pid_nr_ns+0x34e/0x420
[ 177.509401][ C1] __ia32_sys_getpid+0x19/0x20
[ 177.514201][ C1] do_syscall_64+0x4c/0xa0
[ 177.518638][ C1] ? clear_bhb_loop+0x30/0x80
[ 177.523430][ C1] ? clear_bhb_loop+0x30/0x80
[ 177.528130][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 177.534042][ C1] RIP: 0033:0x7feed1b98407
[ 177.538481][ C1] Code: 0b e9 68 fe ff ff 48 83 c4 18 48 8d 3d f2 ff 08 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 03 d8 fd ff 0f 1f 00 b8 27 00 00 00 0f 05 0f 1f 84 00 00 00 00 00 31 f6 31 ff e9 87 df 02 00 0f 1f 80 00
[ 177.558266][ C1] RSP: 002b:00007feed1b59b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000027
[ 177.566715][ C1] RAX: ffffffffffffffda RBX: 00007feed1b59cf0 RCX: 00007feed1b98407
[ 177.574723][ C1] RDX: 00007feed1b59bc0 RSI: 00007feed1b59cf0 RDI: 0000000000000021
[ 177.582768][ C1] RBP: 0000000000000000 R08: 00007feed1b5a6c0 R09: 00007feed1b5a6c0
[ 177.590758][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 00007feed1c2330c
[ 177.598756][ C1] R13: 0000000000000000 R14: 00007ffc41b218c0 R15: 00007ffc41b219a8
[ 177.606780][ C1]