Warning: Permanently added '10.128.0.72' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 481.079873][ T7495] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 13248 jiffies s: 10789 root: 0x2/. [ 481.093183][ T7495] rcu: blocking rcu_node structures (internal RCU debug): [ 481.100908][ T7495] Sending NMI from CPU 0 to CPUs 1: [ 481.106177][ C1] NMI backtrace for cpu 1 [ 481.106198][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.6.101-syzkaller #0 [ 481.106213][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 481.106225][ C1] RIP: 0010:__sanitizer_cov_trace_switch+0x96/0x120 [ 481.106272][ C1] Code: 41 54 53 48 8b 54 24 20 65 4c 8b 05 34 1f 7e 7e 45 31 c9 eb 08 49 ff c1 4c 39 c8 74 77 4e 8b 54 ce 10 65 44 8b 1d 22 1f 7e 7e <41> 81 e3 00 01 ff 00 74 13 41 81 fb 00 01 00 00 75 d9 41 83 b8 1c [ 481.106285][ C1] RSP: 0018:ffffc900001f0450 EFLAGS: 00000212 [ 481.106299][ C1] RAX: 0000000000000020 RBX: 00000070040a3cbf RCX: 0000000000000005 [ 481.106309][ C1] RDX: ffffffff81889a9d RSI: ffffffff8cd797a0 RDI: 0000000000000004 [ 481.106320][ C1] RBP: 0000000000000004 R08: ffff88801b26bc00 R09: 0000000000000013 [ 481.106329][ C1] R10: 0000000000000013 R11: 0000000000000105 R12: ffff88801ca7c77c [ 481.106339][ C1] R13: f800000000000000 R14: 000000000000076c R15: 0000000000155064 [ 481.106349][ C1] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 481.106361][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 481.106371][ C1] CR2: 0000200000004000 CR3: 0000000076def000 CR4: 00000000003506e0 [ 481.106385][ C1] Call Trace: [ 481.106391][ C1] [ 481.106419][ C1] check_buffer+0x24d/0x950 [ 481.106444][ C1] __rb_reserve_next+0x511/0xd50 [ 481.106475][ C1] ring_buffer_lock_reserve+0xae1/0xed0 [ 481.106497][ C1] ? mark_lock+0x94/0x320 [ 481.106522][ C1] trace_event_buffer_lock_reserve+0x1d0/0x6e0 [ 481.106548][ C1] trace_event_buffer_reserve+0x29b/0x3c0 [ 481.106566][ C1] ? trace_event_ignore_this_pid+0x130/0x130 [ 481.106588][ C1] trace_event_raw_event_bpf_trace_printk+0x101/0x210 [ 481.106615][ C1] ? __probestub_bpf_trace_printk+0x10/0x10 [ 481.106643][ C1] ? __asan_memcpy+0x40/0x70 [ 481.106670][ C1] trace_bpf_trace_printk+0x142/0x1a0 [ 481.106689][ C1] bpf_trace_printk+0x11f/0x190 [ 481.106715][ C1] ? bpf_probe_write_user+0xe0/0xe0 [ 481.106741][ C1] ? sched_clock+0x3f/0x60 [ 481.106760][ C1] ? trace_call_bpf+0x5ba/0x690 [ 481.106785][ C1] ? local_clock+0x20/0x20 [ 481.106808][ C1] bpf_prog_0605f9f479290f07+0x37/0x3b [ 481.106829][ C1] bpf_trace_run1+0x1c9/0x3b0 [ 481.106845][ C1] ? bpf_trace_run1+0xd6/0x3b0 [ 481.106861][ C1] ? bpf_put_raw_tracepoint+0x60/0x60 [ 481.106876][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 481.106895][ C1] ? __bpf_trace_rcu_utilization+0x95/0xe0 [ 481.106912][ C1] ? perf_trace_rcu_stall_warning+0x2d0/0x2d0 [ 481.106929][ C1] ? perf_trace_rcu_stall_warning+0x2d0/0x2d0 [ 481.106946][ C1] __bpf_trace_rcu_utilization+0xa2/0xe0 [ 481.106963][ C1] ? perf_trace_rcu_stall_warning+0x2d0/0x2d0 [ 481.106979][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 481.107008][ C1] ? asm_sysvec_irq_work+0x1a/0x20 [ 481.107026][ C1] __traceiter_rcu_utilization+0x70/0xa0 [ 481.107045][ C1] trace_rcu_utilization+0x179/0x1a0 [ 481.107069][ C1] rcu_core+0x1341/0x1720 [ 481.107089][ C1] ? try_to_wake_up+0x2d2/0x10b0 [ 481.107116][ C1] ? __lock_acquire+0x7c80/0x7c80 [ 481.107133][ C1] ? __rwlock_init+0x150/0x150 [ 481.107154][ C1] ? rcu_cpu_kthread_park+0x90/0x90 [ 481.107171][ C1] ? kvm_sched_clock_read+0x11/0x20 [ 481.107192][ C1] ? sched_clock+0x3f/0x60 [ 481.107209][ C1] ? sched_clock_cpu+0x75/0x430 [ 481.107223][ C1] ? _raw_spin_unlock+0x40/0x40 [ 481.107250][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 481.107270][ C1] ? lock_chain_count+0x20/0x20 [ 481.107285][ C1] ? try_to_wake_up+0x6f8/0x10b0 [ 481.107316][ C1] handle_softirqs+0x280/0x820 [ 481.107333][ C1] ? __irq_exit_rcu+0xc7/0x190 [ 481.107351][ C1] ? do_softirq+0x180/0x180 [ 481.107364][ C1] ? irq_work_single+0x199/0x230 [ 481.107384][ C1] ? irqtime_account_irq+0xb6/0x1c0 [ 481.107407][ C1] __irq_exit_rcu+0xc7/0x190 [ 481.107421][ C1] ? irq_exit_rcu+0x20/0x20 [ 481.107438][ C1] ? rcu_is_watching+0x15/0xb0 [ 481.107460][ C1] irq_exit_rcu+0x9/0x20 [ 481.107473][ C1] sysvec_irq_work+0xa1/0xc0 [ 481.107493][ C1] [ 481.107498][ C1] [ 481.107503][ C1] asm_sysvec_irq_work+0x1a/0x20 [ 481.107518][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 481.107541][ 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 83 16 3b 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 66 0f 1f 00 55 41 57 41 56 [ 481.107553][ C1] RSP: 0018:ffffc90000187de0 EFLAGS: 000002c2 [ 481.107565][ C1] RAX: bd746cc9c1970600 RBX: ffffffff81619a6b RCX: bd746cc9c1970600 [ 481.107577][ C1] RDX: 0000000000000001 RSI: ffffffff8aaaba40 RDI: ffffffff8afc6780 [ 481.107587][ C1] RBP: ffffc90000187f20 R08: ffff8880b8f36d4b R09: 1ffff110171e6da9 [ 481.107598][ C1] R10: dffffc0000000000 R11: ffffed10171e6daa R12: ffffffff8e4a84e8 [ 481.107610][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff1100364d780 [ 481.107622][ C1] ? do_idle+0x1eb/0x510 [ 481.107645][ C1] default_idle+0x13/0x20 [ 481.107668][ C1] default_idle_call+0x6c/0xa0 [ 481.107692][ C1] do_idle+0x1eb/0x510 [ 481.107714][ C1] ? idle_inject_timer_fn+0x60/0x60 [ 481.107732][ C1] ? asm_sysvec_call_function_single+0x1a/0x20 [ 481.107757][ C1] cpu_startup_entry+0x43/0x60 [ 481.107775][ C1] start_secondary+0xee/0xf0 [ 481.107809][ C1] secondary_startup_64_no_verify+0x179/0x17b [ 481.107839][ C1] [ 481.107845][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.668 msecs