Warning: Permanently added '10.128.1.203' (ED25519) to the list of known hosts.
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[  235.466738][  T787] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 13327 jiffies s: 497 root: 0x2/.
[  235.480609][  T787] rcu: blocking rcu_node structures (internal RCU debug):
[  235.489204][  T787] Sending NMI from CPU 0 to CPUs 1:
[  235.494469][    C1] NMI backtrace for cpu 1
[  235.494493][    C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.6.102-syzkaller #0
[  235.494508][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  235.494520][    C1] RIP: 0010:__cant_migrate+0x14b/0x2e0
[  235.494557][    C1] Code: 2f 00 00 00 00 66 43 c7 44 2f 09 00 00 43 c6 44 2f 0b 00 65 48 8b 04 25 28 00 00 00 48 3b 84 24 80 00 00 00 0f 85 fa 00 00 00 <48> 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 89 7c 24 18 89 74
[  235.494570][    C1] RSP: 0018:ffffc900001f0940 EFLAGS: 00000246
[  235.494583][    C1] RAX: b635c9fd3cf38800 RBX: ffff88801be53c00 RCX: ffff88801be53c00
[  235.494595][    C1] RDX: 0000000000000100 RSI: 0000000000000257 RDI: ffffffff8aafe4a0
[  235.494604][    C1] RBP: ffffc900001f0a10 R08: dffffc0000000000 R09: 1ffffffff21b46a0
[  235.494615][    C1] R10: dffffc0000000000 R11: fffffbfff21b46a1 R12: ffff88801be54038
[  235.494626][    C1] R13: dffffc0000000000 R14: 1ffff110037ca807 R15: 1ffff9200003e12c
[  235.494637][    C1] FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[  235.494650][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  235.494659][    C1] CR2: 00007fca8872f130 CR3: 000000003024c000 CR4: 00000000003506e0
[  235.494672][    C1] Call Trace:
[  235.494678][    C1]  <IRQ>
[  235.494690][    C1]  ? bpf_trace_run1+0xd6/0x3b0
[  235.494711][    C1]  ? __cant_sleep+0x210/0x210
[  235.494726][    C1]  ? trace_call_bpf+0xc3/0x690
[  235.494749][    C1]  ? trace_call_bpf+0x5ba/0x690
[  235.494769][    C1]  ? verify_lock_unused+0x140/0x140
[  235.494801][    C1]  bpf_trace_run1+0x18f/0x3b0
[  235.494817][    C1]  ? bpf_trace_run1+0xd6/0x3b0
[  235.494833][    C1]  ? bpf_put_raw_tracepoint+0x60/0x60
[  235.494851][    C1]  ? lock_chain_count+0x20/0x20
[  235.494867][    C1]  ? __bpf_trace_rcu_utilization+0x95/0xe0
[  235.494882][    C1]  ? perf_trace_rcu_stall_warning+0x2d0/0x2d0
[  235.494901][    C1]  ? perf_trace_rcu_stall_warning+0x2d0/0x2d0
[  235.494919][    C1]  __bpf_trace_rcu_utilization+0xa2/0xe0
[  235.494936][    C1]  ? perf_trace_rcu_stall_warning+0x2d0/0x2d0
[  235.494955][    C1]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  235.494988][    C1]  __traceiter_rcu_utilization+0x70/0xa0
[  235.495009][    C1]  trace_rcu_utilization+0x179/0x1a0
[  235.495031][    C1]  rcu_core+0x1341/0x1720
[  235.495062][    C1]  ? try_to_wake_up+0x454/0x1140
[  235.495086][    C1]  ? __lock_acquire+0x7c80/0x7c80
[  235.495104][    C1]  ? __rwlock_init+0x150/0x150
[  235.495124][    C1]  ? rcu_cpu_kthread_park+0x90/0x90
[  235.495148][    C1]  ? kvm_sched_clock_read+0x11/0x20
[  235.495173][    C1]  ? sched_clock+0x3f/0x60
[  235.495190][    C1]  ? sched_clock_cpu+0x75/0x430
[  235.495205][    C1]  ? _raw_spin_unlock+0x40/0x40
[  235.495235][    C1]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  235.495258][    C1]  ? lock_chain_count+0x20/0x20
[  235.495272][    C1]  ? try_to_wake_up+0x724/0x1140
[  235.495311][    C1]  handle_softirqs+0x280/0x820
[  235.495334][    C1]  ? __irq_exit_rcu+0xc7/0x190
[  235.495360][    C1]  ? do_softirq+0x180/0x180
[  235.495373][    C1]  ? irq_work_single+0x199/0x230
[  235.495398][    C1]  ? irqtime_account_irq+0xb6/0x1c0
[  235.495423][    C1]  __irq_exit_rcu+0xc7/0x190
[  235.495438][    C1]  ? irq_exit_rcu+0x20/0x20
[  235.495461][    C1]  ? rcu_is_watching+0x15/0xb0
[  235.495485][    C1]  irq_exit_rcu+0x9/0x20
[  235.495497][    C1]  sysvec_irq_work+0xa1/0xc0
[  235.495515][    C1]  </IRQ>
[  235.495519][    C1]  <TASK>
[  235.495526][    C1]  asm_sysvec_irq_work+0x1a/0x20
[  235.495540][    C1] RIP: 0010:pv_native_safe_halt+0x13/0x20
[  235.495559][    C1] Code: cc cc cc cc cc cc cc f3 0f 1e fa 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 66 90 0f 00 2d e3 e6 3a 00 f3 0f 1e fa fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc 66 0f 1f 00 55 41 57 41 56
[  235.495570][    C1] RSP: 0018:ffffc90000187de0 EFLAGS: 000002c6
[  235.495581][    C1] RAX: b635c9fd3cf38800 RBX: ffffffff8161914b RCX: b635c9fd3cf38800
[  235.495592][    C1] RDX: 0000000000000001 RSI: ffffffff8aaab9c0 RDI: ffffffff8afc66c0
[  235.495601][    C1] RBP: ffffc90000187f20 R08: ffff8880b8f36d4b R09: 1ffff110171e6da9
[  235.495612][    C1] R10: dffffc0000000000 R11: ffffed10171e6daa R12: ffffffff8e4a8828
[  235.495623][    C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff110037ca780
[  235.495639][    C1]  ? do_idle+0x1eb/0x510
[  235.495742][    C1]  default_idle+0x13/0x20
[  235.495762][    C1]  default_idle_call+0x6c/0xa0
[  235.495782][    C1]  do_idle+0x1eb/0x510
[  235.495803][    C1]  ? lock_chain_count+0x20/0x20
[  235.495828][    C1]  ? idle_inject_timer_fn+0x60/0x60
[  235.495844][    C1]  ? _raw_spin_unlock_irqrestore+0x86/0x110
[  235.495869][    C1]  ? lockdep_hardirqs_on+0x98/0x150
[  235.495895][    C1]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  235.495920][    C1]  ? _raw_spin_unlock+0x40/0x40
[  235.495962][    C1]  cpu_startup_entry+0x43/0x60
[  235.495982][    C1]  start_secondary+0xee/0xf0
[  235.495999][    C1]  secondary_startup_64_no_verify+0x179/0x17b
[  235.496054][    C1]  </TASK>
[  235.496062][    C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.591 msecs