Warning: Permanently added '10.128.0.247' (ED25519) to the list of known hosts.
executing program
executing program
[ 189.630152][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 189.637294][ C1] rcu: (detected by 1, t=10502 jiffies, g=8781, q=181 ncpus=2)
[ 189.644957][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294956048-4294945546), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 189.658354][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g8781 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 189.669514][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 189.679509][ C1] rcu: RCU grace-period kthread stack dump:
[ 189.685435][ C1] task:rcu_preempt state:R running task stack:26568 pid:17 ppid:2 flags:0x00004000
[ 189.696300][ C1] Call Trace:
[ 189.699615][ C1]
[ 189.702594][ C1] __schedule+0x14d2/0x44d0
[ 189.707188][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110
[ 189.713135][ C1] ? lockdep_hardirqs_on+0x98/0x150
[ 189.718394][ C1] ? _raw_spin_unlock_irqrestore+0xae/0x110
[ 189.724340][ C1] ? asan.module_dtor+0x20/0x20
[ 189.729245][ C1] ? enqueue_timer+0x225/0x530
[ 189.734144][ C1] ? __mod_timer+0x984/0xdb0
[ 189.738792][ C1] schedule+0xbd/0x170
[ 189.742903][ C1] schedule_timeout+0x160/0x280
[ 189.747787][ C1] ? console_conditional_schedule+0x40/0x40
[ 189.753720][ C1] ? update_process_times+0x1b0/0x1b0
[ 189.759149][ C1] ? prepare_to_swait_event+0x339/0x360
[ 189.764794][ C1] rcu_gp_fqs_loop+0x302/0x1560
[ 189.769698][ C1] ? rcu_gp_init+0x110e/0x1510
[ 189.774515][ C1] ? rcu_gp_kthread+0x380/0x380
[ 189.779414][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 189.785573][ C1] ? rcu_gp_init+0x1510/0x1510
[ 189.790384][ C1] ? rcu_gp_cleanup+0xb4c/0xca0
[ 189.795317][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 189.800550][ C1] ? lockdep_hardirqs_on+0x98/0x150
[ 189.805798][ C1] rcu_gp_kthread+0x99/0x380
[ 189.810440][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 189.815601][ C1] ? __kthread_parkme+0x7a/0x1c0
[ 189.820583][ C1] ? __kthread_parkme+0x162/0x1c0
[ 189.825660][ C1] kthread+0x2fa/0x390
[ 189.829761][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 189.834939][ C1] ? kthread_blkcg+0xd0/0xd0
[ 189.839648][ C1] ret_from_fork+0x48/0x80
[ 189.844102][ C1] ? kthread_blkcg+0xd0/0xd0
[ 189.848727][ C1] ret_from_fork_asm+0x11/0x20
[ 189.853549][ C1]
[ 189.856612][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 189.862960][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 189.868234][ C0] NMI backtrace for cpu 0
[ 189.868255][ C0] CPU: 0 PID: 5787 Comm: syz-executor268 Not tainted syzkaller #0
[ 189.868276][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 189.868285][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50
[ 189.868307][ 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
[ 189.868320][ C0] RSP: 0018:ffffc90000007e58 EFLAGS: 00000046
[ 189.868334][ C0] RAX: 000000000001c874 RBX: ffff8880b8e28280 RCX: 0000000000000838
[ 189.868345][ C0] RDX: 0000000000000000 RSI: 000000000001c874 RDI: 0000000000000838
[ 189.868355][ C0] RBP: 0000000000000000 R08: ffffffff8e4a82ef R09: 1ffffffff1c9505d
[ 189.868365][ C0] R10: dffffc0000000000 R11: fffffbfff1c9505e R12: dffffc0000000000
[ 189.868376][ C0] R13: 00000000100058eb R14: 000000000001c874 R15: 0000000000000020
[ 189.868387][ C0] FS: 00007fcdeea8f6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 189.868400][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 189.868410][ C0] CR2: 0000200000000058 CR3: 000000007b488000 CR4: 00000000003506f0
[ 189.868424][ C0] Call Trace:
[ 189.868430][ C0]
[ 189.868434][ C0] lapic_next_event+0x11/0x20
[ 189.868453][ C0] clockevents_program_event+0x1c0/0x310
[ 189.868477][ C0] hrtimer_interrupt+0x5a1/0x9c0
[ 189.868508][ C0] __sysvec_apic_timer_interrupt+0xfb/0x3b0
[ 189.868529][ C0] sysvec_apic_timer_interrupt+0x9f/0xc0
[ 189.868556][ C0]
[ 189.868560][ C0]
[ 189.868565][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 189.868583][ C0] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50
[ 189.868601][ C0] Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 4a 63 ef f6 48 89 df e8 62 35 f0 f6 e8 ad db 13 f7 fb bf 01 00 00 00 72 5a e3 f6 65 8b 05 33 a5 8b 75 85 c0 74 02 5b c3 e8 50 89 88
[ 189.868613][ C0] RSP: 0018:ffffc900045bfc98 EFLAGS: 00000282
[ 189.868625][ C0] RAX: 050e5d768231fc00 RBX: ffff88802b0ea500 RCX: 050e5d768231fc00
[ 189.868636][ C0] RDX: dffffc0000000000 RSI: ffffffff8aaabce0 RDI: 0000000000000001
[ 189.868647][ C0] RBP: ffff88802b0ea998 R08: ffffffff8e4a82ef R09: 1ffffffff1c9505d
[ 189.868658][ C0] R10: dffffc0000000000 R11: fffffbfff1c9505e R12: 1ffff1100561d533
[ 189.868669][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
[ 189.868688][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 189.868703][ C0] get_signal+0x11f5/0x1400
[ 189.868741][ C0] arch_do_signal_or_restart+0x96/0x780
[ 189.868768][ C0] ? get_sigframe_size+0x20/0x20
[ 189.868799][ C0] ? exit_to_user_mode_loop+0x3b/0x110
[ 189.868823][ C0] exit_to_user_mode_loop+0x70/0x110
[ 189.868845][ C0] exit_to_user_mode_prepare+0xf6/0x180
[ 189.868868][ C0] syscall_exit_to_user_mode+0x1a/0x50
[ 189.868893][ C0] do_syscall_64+0x61/0xb0
[ 189.868912][ C0] ? clear_bhb_loop+0x40/0x90
[ 189.868928][ C0] ? clear_bhb_loop+0x40/0x90
[ 189.868945][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 189.868961][ C0] RIP: 0033:0x7fcdeeacee17
[ 189.868978][ C0] 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
[ 189.868991][ C0] RSP: 002b:00007fcdeea8f178 EFLAGS: 00000246
[ 189.869002][ C0] RAX: 00000000000000ca RBX: 00007fcdeeb58308 RCX: 00007fcdeeacee19
[ 189.869012][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fcdeeb58308
[ 189.869023][ C0] RBP: 00007fcdeeb58300 R08: 00007fcdeea8f6c0 R09: 00007fcdeea8f6c0
[ 189.869034][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcdeeb5830c
[ 189.869043][ C0] R13: 0000000000000000 R14: 00007ffcc4c716f0 R15: 00007ffcc4c717d8
[ 189.869062][ C0]