Warning: Permanently added '10.128.1.37' (ED25519) to the list of known hosts.
Setting up swapspace version 1, size = 127995904 bytes
[ 173.347165][ T4193] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
executing program
[ 278.635754][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 278.642477][ C0] rcu: 0-...!: (10499 ticks this GP) idle=7ab/1/0x4000000000000000 softirq=5864/5864 fqs=2
[ 278.653411][ C0] (t=10501 jiffies g=5549 q=109)
[ 278.658485][ C0] rcu: rcu_preempt kthread starved for 10498 jiffies! g5549 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 278.669617][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 278.679601][ C0] rcu: RCU grace-period kthread stack dump:
[ 278.685516][ C0] task:rcu_preempt state:R running task stack:27496 pid: 15 ppid: 2 flags:0x00004000
[ 278.696337][ C0] Call Trace:
[ 278.699640][ C0]
[ 278.702595][ C0] __schedule+0x11b8/0x43b0
[ 278.707158][ C0] ? _raw_spin_lock_irqsave+0x7f/0xf0
[ 278.712568][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x100
[ 278.718494][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 278.724535][ C0] ? _raw_spin_unlock+0x40/0x40
[ 278.729434][ C0] ? rcu_is_watching+0x11/0xa0
[ 278.734229][ C0] ? release_firmware_map_entry+0x190/0x190
[ 278.740167][ C0] schedule+0x11b/0x1e0
[ 278.744359][ C0] schedule_timeout+0x15c/0x280
[ 278.749237][ C0] ? console_conditional_schedule+0x40/0x40
[ 278.755167][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x100
[ 278.761097][ C0] ? update_process_times+0x200/0x200
[ 278.766503][ C0] ? prepare_to_swait_event+0x331/0x350
[ 278.772087][ C0] rcu_gp_fqs_loop+0x29e/0x11b0
[ 278.776968][ C0] ? dyntick_save_progress_counter+0x230/0x230
[ 278.783149][ C0] ? rcu_gp_init+0x10e0/0x10e0
[ 278.787947][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 278.793169][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 278.798403][ C0] rcu_gp_kthread+0x98/0x350
[ 278.803023][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 278.808156][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 278.814086][ C0] ? __kthread_parkme+0x157/0x1b0
[ 278.819142][ C0] kthread+0x436/0x520
[ 278.823245][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 278.828375][ C0] ? kthread_blkcg+0xd0/0xd0
[ 278.832986][ C0] ret_from_fork+0x1f/0x30
[ 278.837443][ C0]
[ 278.840485][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 278.846835][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 278.852071][ C1] NMI backtrace for cpu 1
[ 278.852088][ C1] CPU: 1 PID: 4225 Comm: syz-executor738 Not tainted 5.15.185-syzkaller #0
[ 278.852104][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 278.852117][ C1] RIP: 0010:__lock_acquire+0x1942/0x7c60
[ 278.852143][ C1] Code: 24 d8 00 00 00 0f 85 67 05 00 00 48 c7 c0 84 df 68 8d 48 c1 e8 03 42 0f b6 04 00 84 c0 0f 85 1e 52 00 00 83 3d 92 db 0c 0c 00 <48> 8b 5c 24 40 4c 8b b4 24 b0 00 00 00 0f 84 9a 40 00 00 48 8b 84
[ 278.852157][ C1] RSP: 0018:ffffc9000300fb20 EFLAGS: 00000002
[ 278.852171][ C1] RAX: 0000000000000000 RBX: ffffffff8f923f80 RCX: 0000000000000000
[ 278.852182][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8ff9b0c0
[ 278.852192][ C1] RBP: ffffc9000300fd70 R08: dffffc0000000000 R09: fffffbfff1ff3619
[ 278.852204][ C1] R10: fffffbfff1ff3619 R11: 1ffffffff1ff3618 R12: 9be2421a50ef4013
[ 278.852215][ C1] R13: ffff88801abfbb80 R14: 0000000050ef4013 R15: ffff88801abfc690
[ 278.852227][ C1] FS: 000055556eef83c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
[ 278.852241][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 278.852252][ C1] CR2: 00007f9366ae2d60 CR3: 0000000074397000 CR4: 00000000003506e0
[ 278.852265][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 278.852274][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 278.852284][ C1] Call Trace:
[ 278.852289][ C1]
[ 278.852301][ C1] ? __local_bh_enable_ip+0x12a/0x1b0
[ 278.852318][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 278.852336][ C1] ? verify_lock_unused+0x140/0x140
[ 278.852353][ C1] ? __local_bh_enable_ip+0x12a/0x1b0
[ 278.852367][ C1] ? _local_bh_enable+0xa0/0xa0
[ 278.852380][ C1] ? rcu_is_watching+0x11/0xa0
[ 278.852395][ C1] ? verify_lock_unused+0x140/0x140
[ 278.852413][ C1] ? fpu__clear_user_states+0x1a5/0x260
[ 278.852438][ C1] ? arch_do_signal_or_restart+0xf2e/0x1300
[ 278.852456][ C1] ? _copy_from_user+0x111/0x170
[ 278.852479][ C1] lock_acquire+0x197/0x3f0
[ 278.852496][ C1] ? rcu_lock_acquire+0x5/0x30
[ 278.852517][ C1] ? read_lock_is_recursive+0x10/0x10
[ 278.852535][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 278.852555][ C1] ? lock_chain_count+0x20/0x20
[ 278.852571][ C1] ? vtime_user_exit+0x2dc/0x400
[ 278.852590][ C1] rcu_lock_acquire+0x2a/0x30
[ 278.852605][ C1] ? rcu_lock_acquire+0x5/0x30
[ 278.852621][ C1] __task_pid_nr_ns+0x21/0x420
[ 278.852639][ C1] __ia32_sys_getpid+0x19/0x20
[ 278.852655][ C1] do_syscall_64+0x4c/0xa0
[ 278.852671][ C1] ? clear_bhb_loop+0x30/0x80
[ 278.852686][ C1] ? clear_bhb_loop+0x30/0x80
[ 278.852701][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 278.852721][ C1] RIP: 0033:0x7f9366ac8b37
[ 278.852735][ C1] Code: 0b e9 68 fe ff ff 48 83 c4 18 48 8d 3d c2 b9 08 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 63 b9 fd ff 0f 1f 00 b8 27 00 00 00 0f 05 0f 1f 84 00 00 00 00 00 b8 6e 00 00 00 0f 05 c3 0f 1f 84 00 00
[ 278.852747][ C1] RSP: 002b:00007ffd1f04f808 EFLAGS: 00000202 ORIG_RAX: 0000000000000027
[ 278.852762][ C1] RAX: ffffffffffffffda RBX: 00007ffd1f04f970 RCX: 00007f9366ac8b37
[ 278.852773][ C1] RDX: 00007ffd1f04f840 RSI: 00007ffd1f04f970 RDI: 0000000000000021
[ 278.852784][ C1] RBP: 0000000000000000 R08: 00007f9366a82990 R09: 00007f9366a82990
[ 278.852794][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f9366b21e3c
[ 278.852803][ C1] R13: 00007f9366b1b14e R14: 00007ffd1f04fe00 R15: 0000000000000000
[ 278.852820][ C1]
[ 278.853064][ C0] NMI backtrace for cpu 0
[ 279.195228][ C0] CPU: 0 PID: 4223 Comm: syz-executor738 Not tainted 5.15.185-syzkaller #0
[ 279.203842][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 279.214012][ C0] Call Trace:
[ 279.217311][ C0]
[ 279.220173][ C0] dump_stack_lvl+0x168/0x230
[ 279.224885][ C0] ? show_regs_print_info+0x20/0x20
[ 279.230103][ C0] ? load_image+0x3b0/0x3b0
[ 279.234640][ C0] ? try_to_wake_up+0x3d4/0x1050
[ 279.239614][ C0] nmi_cpu_backtrace+0x397/0x3d0
[ 279.244579][ C0] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 279.251283][ C0] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 279.256684][ C0] ? _raw_spin_lock+0x40/0x40
[ 279.261406][ C0] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 279.267588][ C0] nmi_trigger_cpumask_backtrace+0x163/0x280
[ 279.273601][ C0] rcu_dump_cpu_stacks+0x22f/0x380
[ 279.278746][ C0] print_cpu_stall+0x31d/0x5f0
[ 279.283537][ C0] rcu_sched_clock_irq+0x6d8/0x1110
[ 279.288765][ C0] ? rcutree_dead_cpu+0x20/0x20
[ 279.293646][ C0] ? account_process_tick+0x227/0x3a0
[ 279.299055][ C0] update_process_times+0x193/0x200
[ 279.304288][ C0] tick_sched_timer+0x37d/0x560
[ 279.309168][ C0] __hrtimer_run_queues+0x4fe/0xc40
[ 279.314399][ C0] ? tick_setup_sched_timer+0x2c0/0x2c0
[ 279.320163][ C0] ? hrtimer_interrupt+0x8d0/0x8d0
[ 279.325304][ C0] ? ktime_get_update_offsets_now+0x3ce/0x3e0
[ 279.331401][ C0] hrtimer_interrupt+0x3bb/0x8d0
[ 279.336388][ C0] __sysvec_apic_timer_interrupt+0x137/0x4a0
[ 279.342404][ C0] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 279.348079][ C0]
[ 279.351046][ C0]
[ 279.354001][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 279.360010][ C0] RIP: 0010:___might_sleep+0x180/0x600
[ 279.365495][ C0] Code: 03 00 00 45 03 7d 00 44 3b 7c 24 2c 75 61 48 c7 84 24 a0 00 00 00 00 00 00 00 9c 8f 84 24 a0 00 00 00 f6 84 24 a1 00 00 00 02 <74> 43 4c 8d 7a 2c 4c 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85
[ 279.385299][ C0] RSP: 0018:ffffc90002eefb20 EFLAGS: 00000202
[ 279.391482][ C0] RAX: 0000000000000000 RBX: 1ffff920005ddf6c RCX: 8890d5d5a65b0d00
[ 279.399476][ C0] RDX: ffff88807e870000 RSI: ffffffff8a0b2460 RDI: ffffffff8a59a740
[ 279.407469][ C0] RBP: ffffc90002eefc30 R08: 0000000000000000 R09: fffff520005ddfc6
[ 279.415469][ C0] R10: fffff520005ddfc6 R11: 1ffff920005ddfc0 R12: dffffc0000000000
[ 279.423462][ C0] R13: ffff88807e87043c R14: 1ffff1100fd0e087 R15: 0000000000000000
[ 279.431485][ C0] ? __might_sleep+0xf0/0xf0
[ 279.436109][ C0] ? __lock_acquire+0x7c60/0x7c60
[ 279.441170][ C0] __might_fault+0x6b/0x110
[ 279.445705][ C0] clear_user+0xd2/0x150
[ 279.449974][ C0] copy_siginfo_to_user+0x57/0x80
[ 279.455020][ C0] arch_do_signal_or_restart+0xd56/0x1300
[ 279.460785][ C0] ? _copy_from_user+0x111/0x170
[ 279.465763][ C0] ? get_sigframe_size+0x10/0x10
[ 279.470880][ C0] ? exit_to_user_mode_loop+0x3b/0x130
[ 279.476382][ C0] exit_to_user_mode_loop+0x9e/0x130
[ 279.481694][ C0] exit_to_user_mode_prepare+0xb1/0x140
[ 279.487269][ C0] syscall_exit_to_user_mode+0x16/0x40
[ 279.492758][ C0] do_syscall_64+0x58/0xa0
[ 279.497225][ C0] ? clear_bhb_loop+0x30/0x80
[ 279.501923][ C0] ? clear_bhb_loop+0x30/0x80
[ 279.506619][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 279.512536][ C0] RIP: 0033:0x7f9366acb229
[ 279.516989][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 1d 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 01 48
[ 279.536620][ C0] RSP: 002b:00007ffd1f04fdc8 EFLAGS: 00000246
[ 279.542714][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f9366acb229
[ 279.550700][ C0] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000
[ 279.558828][ C0] RBP: 0000000000000000 R08: 00007f9366a82990 R09: 00007f9366a82990
[ 279.566830][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9366b21e3c
[ 279.574836][ C0] R13: 00007f9366b1b14e R14: 00007ffd1f04fe00 R15: 0000000000000000
[ 279.582849][ C0]
[ 279.585901][ C0] sched: RT throttling activated