Warning: Permanently added '10.128.1.160' (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 [ 86.861137][ T1108] cfg80211: failed to load regulatory.db [ 178.108336][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 178.115658][ C1] rcu: 0-....: (1 GPs behind) idle=389/1/0x4000000000000002 softirq=5553/5554 fqs=2100 [ 178.126158][ C1] (detected by 1, t=10506 jiffies, g=5965, q=493) [ 178.132994][ C1] Sending NMI from CPU 1 to CPUs 0: [ 178.138351][ C0] NMI backtrace for cpu 0 [ 178.138364][ C0] CPU: 0 PID: 4273 Comm: syz-executor408 Not tainted syzkaller #0 [ 178.138380][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 178.138388][ C0] RIP: 0010:kasan_check_range+0xc/0x290 [ 178.138426][ C0] Code: c0 c3 0f 0b b8 ea ff ff ff c3 0f 0b b8 ea ff ff ff c3 00 00 cc cc 00 00 cc cc 00 00 cc cc b0 01 48 85 f6 0f 84 ac 01 00 00 55 <41> 57 41 56 41 54 53 49 89 f8 49 01 f0 0f 82 0e 02 00 00 49 89 f8 [ 178.138437][ C0] RSP: 0000:ffffc900030decf0 EFLAGS: 00000002 [ 178.138451][ C0] RAX: 0000000000000001 RBX: 0000000000000015 RCX: ffffffff815cf788 [ 178.138461][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff901f10c0 [ 178.138470][ C0] RBP: ffffc900030def30 R08: ffffffff901f10c7 R09: 1ffffffff203e218 [ 178.138480][ C0] R10: dffffc0000000000 R11: fffffbfff203e219 R12: ffff8880724f64a0 [ 178.138490][ C0] R13: ffff8880724f5940 R14: 0000000000000002 R15: ffff8880724f6480 [ 178.138500][ C0] FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 178.138513][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.138523][ C0] CR2: 00007fb47cc0b5bc CR3: 000000000c08e000 CR4: 00000000003506f0 [ 178.138537][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 178.138546][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 178.138555][ C0] Call Trace: [ 178.138562][ C0] [ 178.138568][ C0] __lock_acquire+0x5e8/0x7b50 [ 178.138589][ C0] ? verify_lock_unused+0x140/0x140 [ 178.138605][ C0] ? __lock_acquire+0x1305/0x7b50 [ 178.138624][ C0] ? verify_lock_unused+0x140/0x140 [ 178.138641][ C0] ? rcu_lock_release+0x5/0x40 [ 178.138655][ C0] ? __lock_acquire+0x7b50/0x7b50 [ 178.138670][ C0] ? llist_add_batch+0x85/0xa0 [ 178.138687][ C0] lock_acquire+0x19e/0x400 [ 178.138701][ C0] ? rcu_lock_acquire+0x9/0x30 [ 178.138718][ C0] ? rcu_lock_release+0x9/0x20 [ 178.138731][ C0] ? read_lock_is_recursive+0x10/0x10 [ 178.138746][ C0] ? __lock_acquire+0x7b50/0x7b50 [ 178.138762][ C0] ? rcu_lock_release+0x9/0x20 [ 178.138776][ C0] rcu_lock_acquire+0x2a/0x30 [ 178.138788][ C0] ? rcu_lock_acquire+0x9/0x30 [ 178.138800][ C0] perf_event_output_forward+0xbc/0x2e0 [ 178.138814][ C0] ? perf_get_page_size+0x430/0x430 [ 178.138829][ C0] ? perf_event_output_forward+0x261/0x2e0 [ 178.138843][ C0] ? perf_get_page_size+0x430/0x430 [ 178.138857][ C0] ? __perf_event_account_interrupt+0x187/0x280 [ 178.138872][ C0] __perf_event_overflow+0x35f/0x550 [ 178.138888][ C0] perf_swevent_event+0x4b8/0x540 [ 178.138903][ C0] perf_tp_event+0x324/0xbe0 [ 178.138918][ C0] ? perf_trace_run_bpf_submit+0x1c0/0x1c0 [ 178.138933][ C0] ? perf_tp_event+0xa7e/0xbe0 [ 178.138957][ C0] ? update_load_avg+0x4cc/0x11c0 [ 178.138974][ C0] perf_trace_run_bpf_submit+0xf3/0x1c0 [ 178.138990][ C0] perf_trace_preemptirq_template+0x2aa/0x360 [ 178.139006][ C0] ? asm_sysvec_irq_work+0x16/0x20 [ 178.139030][ C0] ? trace_event_raw_event_preemptirq_template+0x290/0x290 [ 178.139045][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 178.139062][ C0] ? lock_chain_count+0x20/0x20 [ 178.139078][ C0] ? asm_sysvec_irq_work+0x16/0x20 [ 178.139092][ C0] trace_irq_enable_rcuidle+0x108/0x180 [ 178.139107][ C0] trace_hardirqs_on+0x57/0x80 [ 178.139121][ C0] asm_sysvec_irq_work+0x16/0x20 [ 178.139135][ C0] RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 [ 178.139150][ C0] Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 42 0b 9d 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08 [ 178.139160][ C0] RSP: 0000:ffffc900030df720 EFLAGS: 00000206 [ 178.139172][ C0] RAX: fcca81b97a861100 RBX: 1ffff9200061bee8 RCX: fcca81b97a861100 [ 178.139181][ C0] RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a48c0 [ 178.139191][ C0] RBP: ffffc900030df7f0 R08: ffffffff901f10c7 R09: 1ffffffff203e218 [ 178.139201][ C0] R10: dffffc0000000000 R11: fffffbfff203e219 R12: ffffffff8c323400 [ 178.139210][ C0] R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001 [ 178.139226][ C0] ? __rcu_read_unlock+0xd0/0xd0 [ 178.139240][ C0] ? rcu_lock_acquire+0x30/0x30 [ 178.139257][ C0] __rcu_read_unlock+0x78/0xd0 [ 178.139278][ C0] __unlock_page_memcg+0xea/0x100 [ 178.139292][ C0] unmap_page_range+0xee4/0x2410 [ 178.139317][ C0] unmap_vmas+0x131/0x250 [ 178.139330][ C0] ? unmap_page_range+0x2410/0x2410 [ 178.139342][ C0] ? __mutex_lock_common+0x435/0x2400 [ 178.139359][ C0] exit_mmap+0x3b9/0x640 [ 178.139375][ C0] ? vm_brk+0x20/0x20 [ 178.139393][ C0] ? uprobe_clear_state+0x2f6/0x460 [ 178.139408][ C0] __mmput+0x115/0x390 [ 178.139423][ C0] exit_mm+0x632/0x7b0 [ 178.139435][ C0] ? perf_pmu_migrate_context+0xb70/0xb70 [ 178.139451][ C0] ? do_exit+0x2110/0x2110 [ 178.139463][ C0] ? __ia32_sys_timer_delete+0x40/0x40 [ 178.139478][ C0] ? hrtimer_try_to_cancel+0x3d6/0x420 [ 178.139495][ C0] ? tty_audit_exit+0x149/0x1f0 [ 178.139511][ C0] do_exit+0x5b8/0x2110 [ 178.139525][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 178.139541][ C0] ? put_task_struct+0x80/0x80 [ 178.139553][ C0] ? lock_chain_count+0x20/0x20 [ 178.139569][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 178.139583][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 178.139599][ C0] do_group_exit+0x12c/0x2f0 [ 178.139613][ C0] __x64_sys_exit_group+0x3b/0x40 [ 178.139625][ C0] do_syscall_64+0x4c/0xa0 [ 178.139638][ C0] ? clear_bhb_loop+0x30/0x80 [ 178.139651][ C0] ? clear_bhb_loop+0x30/0x80 [ 178.139665][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 178.139680][ C0] RIP: 0033:0x7fb47cb8e5c5 [ 178.139691][ C0] Code: Unable to access opcode bytes at RIP 0x7fb47cb8e59b. [ 178.139697][ C0] RSP: 002b:00007ffcad3978e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 178.139711][ C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb47cb8e5c5 [ 178.139721][ C0] RDX: 00000000000000e7 RSI: ffffffffffffffd0 RDI: 0000000000000000 [ 178.139729][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 178.139737][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 178.139745][ C0] R13: 00007fb47cc3f120 R14: 00007fb47cc414e8 R15: 00007fb47cc41500 [ 178.139760][ C0] [ 178.139765][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.413 msecs [ 179.028556][ T4231] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-... } 10598 jiffies s: 593 root: 0x1/. [ 179.043229][ T4231] rcu: blocking rcu_node structures (internal RCU debug): [ 179.052081][ T4231] Task dump for CPU 0: [ 179.057083][ T4231] task:syz-executor408 state:R running task stack:26320 pid: 4273 ppid: 4194 flags:0x0000400a [ 179.069274][ T4231] Call Trace: [ 179.072690][ T4231] [ 179.076089][ T4231] ? perf_trace_preemptirq_template+0x2aa/0x360 [ 179.082519][ T4231] ? asm_sysvec_irq_work+0x16/0x20 [ 179.088147][ T4231] ? trace_event_raw_event_preemptirq_template+0x290/0x290 [ 179.095977][ T4231] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 179.102141][ T4231] ? lock_chain_count+0x20/0x20 [ 179.107636][ T4231] ? asm_sysvec_irq_work+0x16/0x20 [ 179.112813][ T4231] ? trace_irq_enable_rcuidle+0x108/0x180 [ 179.118592][ T4231] ? trace_hardirqs_on+0x57/0x80 [ 179.123697][ T4231] ? asm_sysvec_irq_work+0x16/0x20 [ 179.128978][ T4231] ? rcu_read_unlock_special+0x7f/0x4a0 [ 179.134933][ T4231] ? __rcu_read_unlock+0xd0/0xd0 [ 179.140136][ T4231] ? rcu_lock_acquire+0x30/0x30 [ 179.145214][ T4231] ? __rcu_read_unlock+0x78/0xd0 [ 179.150207][ T4231] ? __unlock_page_memcg+0xea/0x100 [ 179.155736][ T4231] ? unmap_page_range+0xee4/0x2410 [ 179.160948][ T4231] ? unmap_vmas+0x131/0x250 [ 179.165732][ T4231] ? unmap_page_range+0x2410/0x2410 [ 179.172502][ T4231] ? __mutex_lock_common+0x435/0x2400 [ 179.178515][ T4231] ? exit_mmap+0x3b9/0x640 [ 179.183100][ T4231] ? vm_brk+0x20/0x20 [ 179.187467][ T4231] ? uprobe_clear_state+0x2f6/0x460 [ 179.193094][ T4231] ? __mmput+0x115/0x390 [ 179.197723][ T4231] ? exit_mm+0x632/0x7b0 [ 179.202264][ T4231] ? perf_pmu_migrate_context+0xb70/0xb70 [ 179.209589][ T4231] ? do_exit+0x2110/0x2110 [ 179.214483][ T4231] ? __ia32_sys_timer_delete+0x40/0x40 [ 179.220138][ T4231] ? hrtimer_try_to_cancel+0x3d6/0x420 [ 179.226001][ T4231] ? tty_audit_exit+0x149/0x1f0 [ 179.231621][ T4231] ? do_exit+0x5b8/0x2110 [ 179.236162][ T4231] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 179.242711][ T4231] ? put_task_struct+0x80/0x80 [ 179.247949][ T4231] ? lock_chain_count+0x20/0x20 [ 179.252996][ T4231] ? _raw_spin_unlock_irq+0x1f/0x40 [ 179.258649][ T4231] ? lockdep_hardirqs_on+0x94/0x140 [ 179.264418][ T4231] ? do_group_exit+0x12c/0x2f0 [ 179.269340][ T4231] ? __x64_sys_exit_group+0x3b/0x40 [ 179.275257][ T4231] ? do_syscall_64+0x4c/0xa0 [ 179.279915][ T4231] ? clear_bhb_loop+0x30/0x80 [ 179.284615][ T4231] ? clear_bhb_loop+0x30/0x80 [ 179.289722][ T4231] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 179.296452][ T4231]