Warning: Permanently added '10.128.0.204' (ED25519) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
[ 170.375354][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 170.382441][ C0] (detected by 0, t=10502 jiffies, g=5453, q=27 ncpus=2)
[ 170.389559][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294954168-4294943666), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 170.402943][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g5453 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 170.414062][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 170.424131][ C0] rcu: RCU grace-period kthread stack dump:
[ 170.430037][ C0] task:rcu_preempt state:R running task stack:28192 pid:16 ppid:2 flags:0x00004000
[ 170.440847][ C0] Call Trace:
[ 170.444144][ C0]
[ 170.447094][ C0] __schedule+0x10ec/0x40b0
[ 170.451649][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 170.456873][ C0] ? _raw_spin_unlock+0x40/0x40
[ 170.461744][ C0] ? release_firmware_map_entry+0x18a/0x18a
[ 170.467658][ C0] schedule+0xb9/0x180
[ 170.471738][ C0] schedule_timeout+0x15c/0x280
[ 170.476603][ C0] ? console_conditional_schedule+0x40/0x40
[ 170.482529][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 170.488532][ C0] ? update_process_times+0x1b0/0x1b0
[ 170.493943][ C0] ? prepare_to_swait_event+0x335/0x350
[ 170.499513][ C0] rcu_gp_fqs_loop+0x2f2/0x1310
[ 170.504378][ C0] ? rcu_gp_kthread+0x380/0x380
[ 170.509237][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 170.515229][ C0] ? rcu_gp_init+0x14b0/0x14b0
[ 170.520084][ C0] ? rcu_gp_cleanup+0xb4c/0xca0
[ 170.524948][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 170.530161][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 170.535379][ C0] rcu_gp_kthread+0x95/0x380
[ 170.539999][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 170.545124][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 170.551037][ C0] ? __kthread_parkme+0x162/0x1c0
[ 170.556082][ C0] kthread+0x29d/0x330
[ 170.560166][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 170.565288][ C0] ? kthread_blkcg+0xd0/0xd0
[ 170.569909][ C0] ret_from_fork+0x1f/0x30
[ 170.574352][ C0]
[ 170.577384][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 170.583711][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 170.588936][ C1] NMI backtrace for cpu 1
[ 170.588955][ C1] CPU: 1 PID: 4280 Comm: syz-executor411 Not tainted syzkaller #0
[ 170.588970][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 170.588977][ C1] RIP: 0010:__lock_acquire+0x4fa/0x7c50
[ 170.589000][ C1] Code: 42 0f b6 04 00 84 c0 0f 85 22 62 00 00 44 8b 75 28 48 8b 44 24 78 44 89 68 20 48 8d 58 24 48 89 d8 48 c1 e8 03 42 0f b6 04 00 <84> c0 4c 8b a4 24 88 00 00 00 0f 85 21 62 00 00 44 89 33 44 89 eb
[ 170.589013][ C1] RSP: 0018:ffffc900001e09c0 EFLAGS: 00000807
[ 170.589026][ C1] RAX: 0000000000000000 RBX: ffff88802b5f8b04 RCX: 0000000000080000
[ 170.589036][ C1] RDX: 0000000000000048 RSI: 0000000000000000 RDI: ffff88802b5f8af0
[ 170.589045][ C1] RBP: ffffc900001e0c10 R08: dffffc0000000000 R09: 0000000000000001
[ 170.589054][ C1] R10: fffffbfff1c3eea6 R11: 1ffffffff1c3eea5 R12: ffff88802b5f8ae0
[ 170.589064][ C1] R13: 00000000000e4048 R14: 0000000000000000 R15: 0000000000000048
[ 170.589072][ C1] FS: 00007fcc7b29e6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 170.589084][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 170.589094][ C1] CR2: 0000200000000058 CR3: 000000007631f000 CR4: 00000000003506e0
[ 170.589106][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 170.589114][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 170.589122][ C1] Call Trace:
[ 170.589128][ C1]
[ 170.589142][ C1] ? verify_lock_unused+0x140/0x140
[ 170.589163][ C1] ? do_raw_spin_lock+0x11d/0x280
[ 170.589188][ C1] lock_acquire+0x1b4/0x490
[ 170.589203][ C1] ? ktime_get+0x31/0x270
[ 170.589218][ C1] ? _raw_spin_lock_irq+0xab/0xe0
[ 170.589236][ C1] ? read_lock_is_recursive+0x10/0x10
[ 170.589254][ C1] ? hrtimer_interrupt+0x593/0x9c0
[ 170.589266][ C1] ? ktime_get+0x31/0x270
[ 170.589279][ C1] seqcount_lockdep_reader_access+0xc6/0x1c0
[ 170.589293][ C1] ? ktime_get+0x31/0x270
[ 170.589305][ C1] ? ktime_get_real_ts64+0x420/0x420
[ 170.589319][ C1] ? common_timer_wait_running+0x10/0x10
[ 170.589332][ C1] ? do_raw_spin_unlock+0x11d/0x230
[ 170.589352][ C1] ktime_get+0x31/0x270
[ 170.589364][ C1] ? clockevents_program_event+0xd3/0x310
[ 170.589380][ C1] clockevents_program_event+0xe2/0x310
[ 170.589395][ C1] hrtimer_interrupt+0x59d/0x9c0
[ 170.589415][ C1] __sysvec_apic_timer_interrupt+0x153/0x5a0
[ 170.589433][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 170.589451][ C1]
[ 170.589454][ C1]
[ 170.589459][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 170.589472][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40
[ 170.589490][ C1] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 3e 18 42 f7 48 89 df e8 96 dd 42 f7 e8 61 d1 65 f7 fb bf 01 00 00 00 e6 5a 36 f7 65 8b 05 e7 13 e1 75 85 c0 74 02 5b c3 e8 34 25 df
[ 170.589500][ C1] RSP: 0018:ffffc90003d57bb8 EFLAGS: 00000286
[ 170.589510][ C1] RAX: 9146b8260bc3a300 RBX: ffff88802ddf6f00 RCX: 9146b8260bc3a300
[ 170.589520][ C1] RDX: dffffc0000000000 RSI: ffffffff8a8c0500 RDI: 0000000000000001
[ 170.589529][ C1] RBP: ffff88802ddf7398 R08: dffffc0000000000 R09: ffffed1005bbede1
[ 170.589539][ C1] R10: ffffed1005bbede1 R11: 1ffff11005bbede0 R12: 1ffff11005bbee73
[ 170.589549][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
[ 170.589563][ C1] ? _raw_spin_unlock_irq+0x1f/0x40
[ 170.589579][ C1] get_signal+0x1163/0x1350
[ 170.589603][ C1] arch_do_signal_or_restart+0xb0/0x1230
[ 170.589620][ C1] ? __ia32_sys_rt_sigreturn+0x660/0x790
[ 170.589635][ C1] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 170.589649][ C1] ? load_gs_index+0x120/0x120
[ 170.589664][ C1] ? get_sigframe_size+0x10/0x10
[ 170.589683][ C1] ? exit_to_user_mode_loop+0x3b/0x110
[ 170.589702][ C1] exit_to_user_mode_loop+0x70/0x110
[ 170.589718][ C1] exit_to_user_mode_prepare+0xee/0x180
[ 170.589735][ C1] syscall_exit_to_user_mode+0x16/0x40
[ 170.589751][ C1] do_syscall_64+0x58/0xa0
[ 170.589764][ C1] ? clear_bhb_loop+0x60/0xb0
[ 170.589777][ C1] ? clear_bhb_loop+0x60/0xb0
[ 170.589789][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 170.589808][ C1] RIP: 0033:0x7fcc7b2ddf17
[ 170.589826][ 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
[ 170.589836][ C1] RSP: 002b:00007fcc7b29e178 EFLAGS: 00000246
[ 170.589846][ C1] RAX: 00000000000000ca RBX: 00007fcc7b368308 RCX: 00007fcc7b2ddf19
[ 170.589855][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fcc7b368308
[ 170.589863][ C1] RBP: 00007fcc7b368300 R08: 00007fcc7b29e6c0 R09: 00007fcc7b29e6c0
[ 170.589873][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcc7b36830c
[ 170.589881][ C1] R13: 0000000000000000 R14: 00007fffd187b970 R15: 00007fffd187ba58
[ 170.589895][ C1]