Warning: Permanently added '10.128.0.31' (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 [ 76.298481][ T26] cfg80211: failed to load regulatory.db [ 93.596498][ T3653] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2646 jiffies s: 689 root: 0x1/. [ 93.609346][ T3653] rcu: blocking rcu_node structures (internal RCU debug): [ 93.616939][ T3653] Sending NMI from CPU 1 to CPUs 0: [ 93.622455][ C0] NMI backtrace for cpu 0 [ 93.622464][ C0] CPU: 0 PID: 4330 Comm: syz-executor151 Not tainted syzkaller #0 [ 93.622480][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 93.622487][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 93.622522][ C0] Code: 2e 0f 1f 84 00 00 00 00 00 90 53 48 89 fb e8 17 00 00 00 48 8b 3d 80 96 9e 0c 48 89 de 5b e9 f7 65 4f 00 00 00 cc cc 00 00 cc <48> 8b 04 24 65 48 8b 0d d4 98 81 7e 65 8b 15 d5 98 81 7e 81 e2 00 [ 93.622533][ C0] RSP: 0018:ffffc90003d06f78 EFLAGS: 00000046 [ 93.622546][ C0] RAX: ffffffff81a3b908 RBX: 1ffff110171c6a9f RCX: ffff88801f33bb80 [ 93.622557][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 93.622565][ C0] RBP: ffffc90003d071e8 R08: dffffc0000000000 R09: ffffed1003e67771 [ 93.622575][ C0] R10: ffffed1003e67771 R11: 1ffff11003e67770 R12: 0000000000000000 [ 93.622584][ C0] R13: ffff88801ef41e00 R14: ffff8880b8e354f8 R15: 0000000000000000 [ 93.622593][ C0] FS: 000055556e7b6380(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 93.622605][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.622614][ C0] CR2: 000055556e7b6ca8 CR3: 0000000025ebe000 CR4: 00000000003506f0 [ 93.622629][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 93.622636][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 93.622645][ C0] Call Trace: [ 93.622649][ C0] [ 93.622654][ C0] perf_tp_event+0x273/0xb60 [ 93.622676][ C0] ? perf_trace_run_bpf_submit+0x1c0/0x1c0 [ 93.622695][ C0] ? perf_tp_event+0xa4a/0xb60 [ 93.622729][ C0] perf_trace_run_bpf_submit+0xf3/0x1c0 [ 93.622749][ C0] perf_trace_preemptirq_template+0x287/0x330 [ 93.622767][ C0] ? asm_sysvec_irq_work+0x16/0x20 [ 93.622788][ C0] ? trace_event_raw_event_preemptirq_template+0x1d0/0x1d0 [ 93.622805][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 93.622823][ C0] ? lock_chain_count+0x20/0x20 [ 93.622841][ C0] ? asm_sysvec_irq_work+0x16/0x20 [ 93.622854][ C0] trace_irq_enable_rcuidle+0xd3/0x140 [ 93.622871][ C0] trace_hardirqs_on+0x24/0x40 [ 93.622886][ C0] asm_sysvec_irq_work+0x16/0x20 [ 93.622899][ C0] RIP: 0010:rcu_read_unlock_special+0x84/0x500 [ 93.622913][ C0] Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 ed 90 96 7e 41 f7 c6 00 00 f0 00 74 45 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b [ 93.622923][ C0] RSP: 0018:ffffc90003d07420 EFLAGS: 00000206 [ 93.622933][ C0] RAX: edb4bd271fb88400 RBX: 1ffff920007a0e8c RCX: edb4bd271fb88400 [ 93.622943][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: ffffffff8adef760 [ 93.622952][ C0] RBP: ffffc90003d07510 R08: dffffc0000000000 R09: fffffbfff215c45c [ 93.622961][ C0] R10: fffffbfff215c45c R11: 1ffffffff215c45b R12: 0000000000000246 [ 93.622970][ C0] R13: dffffc0000000000 R14: ffff8880b8e3b900 R15: 0000000000000001 [ 93.622987][ C0] ? __lock_acquire+0x7b90/0x7c50 [ 93.623005][ C0] ? __rcu_read_unlock+0xd0/0xd0 [ 93.623019][ C0] ? page_ext_get+0x1de/0x2a0 [ 93.623037][ C0] __rcu_read_unlock+0x78/0xd0 [ 93.623049][ C0] page_ext_put+0x91/0xb0 [ 93.623064][ C0] copy_page_range+0x26b3/0x39e0 [ 93.623102][ C0] ? pfn_valid+0x450/0x450 [ 93.623125][ C0] copy_mm+0xde3/0x15c0 [ 93.623145][ C0] ? copy_signal+0x680/0x680 [ 93.623157][ C0] ? lockdep_init_map_type+0x9d/0x880 [ 93.623181][ C0] ? __init_rwsem+0x11e/0x160 [ 93.623195][ C0] ? copy_signal+0x556/0x680 [ 93.623210][ C0] copy_process+0x1953/0x4020 [ 93.623229][ C0] ? copy_process+0x91f/0x4020 [ 93.623246][ C0] ? idle_dummy+0x10/0x10 [ 93.623263][ C0] kernel_clone+0x225/0x8b0 [ 93.623277][ C0] ? __might_fault+0xa6/0x120 [ 93.623289][ C0] ? create_io_thread+0x120/0x120 [ 93.623309][ C0] __x64_sys_clone+0x17c/0x1d0 [ 93.623324][ C0] ? __ia32_sys_vfork+0x100/0x100 [ 93.623338][ C0] ? 0xffffffffff600000 [ 93.623351][ C0] ? lock_chain_count+0x20/0x20 [ 93.623369][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 93.623388][ C0] do_syscall_64+0x4c/0xa0 [ 93.623402][ C0] ? clear_bhb_loop+0x60/0xb0 [ 93.623415][ C0] ? clear_bhb_loop+0x60/0xb0 [ 93.623429][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 93.623442][ C0] RIP: 0033:0x7fd829bf5ba9 [ 93.623460][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 93.623469][ C0] RSP: 002b:00007ffe60d60fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 93.623482][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd829bf5ba9 [ 93.623491][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000a49a4080 [ 93.623499][ C0] RBP: 0000000000000000 R08: ffffffffff600000 R09: 00000000000000a0 [ 93.623508][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 93.623515][ C0] R13: 00007ffe60d60ffc R14: 00007ffe60d61010 R15: 00007ffe60d61000 [ 93.623528][ C0] ? 0xffffffffff600000 [ 93.623540][ C0] [ 93.623545][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.097 msecs