Warning: Permanently added '10.128.0.94' (ED25519) to the list of known hosts.
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[   79.891449][ T4763] 
[   79.893832][ T4763] ======================================================
[   79.900928][ T4763] WARNING: possible circular locking dependency detected
[   79.908068][ T4763] 6.10.0-rc2-syzkaller-00718-g2ebb87f45b3c #0 Not tainted
[   79.915177][ T4763] ------------------------------------------------------
[   79.922196][ T4763] dhcpcd/4763 is trying to acquire lock:
[   79.927814][ T4763] ffff8880b9538828 (lock#9){+.+.}-{2:2}, at: __mmap_lock_do_trace_acquire_returned+0x8f/0x630
[   79.938110][ T4763] 
[   79.938110][ T4763] but task is already holding lock:
[   79.945466][ T4763] ffff8880b953e7d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[   79.954965][ T4763] 
[   79.954965][ T4763] which lock already depends on the new lock.
[   79.954965][ T4763] 
[   79.965367][ T4763] 
[   79.965367][ T4763] the existing dependency chain (in reverse order) is:
[   79.974466][ T4763] 
[   79.974466][ T4763] -> #3 (&rq->__lock){-.-.}-{2:2}:
[   79.981792][ T4763]        lock_acquire+0x1ed/0x550
[   79.986834][ T4763]        _raw_spin_lock_nested+0x31/0x40
[   79.992479][ T4763]        raw_spin_rq_lock_nested+0x2a/0x140
[   79.998396][ T4763]        task_fork_fair+0x61/0x1e0
[   80.003532][ T4763]        sched_cgroup_fork+0x37c/0x410
[   80.009002][ T4763]        copy_process+0x2217/0x3dc0
[   80.014203][ T4763]        kernel_clone+0x226/0x8f0
[   80.019229][ T4763]        user_mode_thread+0x132/0x1a0
[   80.024606][ T4763]        rest_init+0x23/0x300
[   80.029280][ T4763]        start_kernel+0x47a/0x500
[   80.034314][ T4763]        x86_64_start_reservations+0x2a/0x30
[   80.040316][ T4763]        x86_64_start_kernel+0x99/0xa0
[   80.045808][ T4763]        common_startup_64+0x13e/0x147
[   80.051272][ T4763] 
[   80.051272][ T4763] -> #2 (&p->pi_lock){-.-.}-{2:2}:
[   80.058597][ T4763]        lock_acquire+0x1ed/0x550
[   80.063730][ T4763]        _raw_spin_lock_irqsave+0xd5/0x120
[   80.069539][ T4763]        try_to_wake_up+0xb0/0x1470
[   80.074750][ T4763]        signal_wake_up_state+0xb4/0x120
[   80.080405][ T4763]        complete_signal+0x94a/0xcf0
[   80.085719][ T4763]        __send_signal_locked+0xb1b/0xdc0
[   80.091456][ T4763]        do_notify_parent+0xd96/0x10a0
[   80.097022][ T4763]        do_exit+0x181d/0x27e0
[   80.101802][ T4763]        do_group_exit+0x207/0x2c0
[   80.106919][ T4763]        __x64_sys_exit_group+0x3f/0x40
[   80.112474][ T4763]        do_syscall_64+0xf3/0x230
[   80.117512][ T4763]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   80.124029][ T4763] 
[   80.124029][ T4763] -> #1 (&sighand->siglock){-...}-{2:2}:
[   80.131855][ T4763]        lock_acquire+0x1ed/0x550
[   80.136884][ T4763]        _raw_spin_lock_irqsave+0xd5/0x120
[   80.142693][ T4763]        __lock_task_sighand+0x149/0x2d0
[   80.148338][ T4763]        group_send_sig_info+0x274/0x310
[   80.154103][ T4763]        bpf_send_signal_common+0x2dd/0x430
[   80.160001][ T4763]        bpf_send_signal_thread+0x16/0x20
[   80.165729][ T4763]        bpf_prog_7bb747c56a8bcba8+0x1d/0x25
[   80.171735][ T4763]        bpf_trace_run4+0x334/0x590
[   80.176962][ T4763]        __mmap_lock_do_trace_acquire_returned+0x5c8/0x630
[   80.184186][ T4763]        lock_mm_and_find_vma+0x213/0x2f0
[   80.189932][ T4763]        exc_page_fault+0x1bf/0x8c0
[   80.195147][ T4763]        asm_exc_page_fault+0x26/0x30
[   80.200552][ T4763]        __put_user_8+0x11/0x20
[   80.205505][ T4763]        __rseq_handle_notify_resume+0x666/0x14e0
[   80.211933][ T4763]        syscall_exit_to_user_mode+0x114/0x370
[   80.218095][ T4763]        do_syscall_64+0x100/0x230
[   80.223215][ T4763]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   80.229644][ T4763] 
[   80.229644][ T4763] -> #0 (lock#9){+.+.}-{2:2}:
[   80.236529][ T4763]        validate_chain+0x18e0/0x5900
[   80.241999][ T4763]        __lock_acquire+0x1346/0x1fd0
[   80.247405][ T4763]        lock_acquire+0x1ed/0x550
[   80.252438][ T4763]        __mmap_lock_do_trace_acquire_returned+0xa8/0x630
[   80.259562][ T4763]        stack_map_get_build_id_offset+0x9af/0x9d0
[   80.266067][ T4763]        __bpf_get_stack+0x4ad/0x5a0
[   80.271362][ T4763]        bpf_get_stack_raw_tp+0x1a3/0x240
[   80.277113][ T4763]        bpf_prog_ec3b2eefa702d8d3+0x42/0x46
[   80.283107][ T4763]        bpf_trace_run2+0x2ec/0x540
[   80.288332][ T4763]        trace_tlb_flush+0x118/0x140
[   80.293630][ T4763]        switch_mm_irqs_off+0x7cb/0xae0
[   80.299186][ T4763]        __schedule+0x1066/0x4a20
[   80.304232][ T4763]        schedule+0x14b/0x320
[   80.308909][ T4763]        schedule_hrtimeout_range_clock+0x36e/0x480
[   80.315509][ T4763]        do_sys_poll+0xe1d/0x1300
[   80.320548][ T4763]        __se_sys_ppoll+0x2a0/0x330
[   80.325844][ T4763]        do_syscall_64+0xf3/0x230
[   80.330964][ T4763]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   80.337389][ T4763] 
[   80.337389][ T4763] other info that might help us debug this:
[   80.337389][ T4763] 
[   80.348236][ T4763] Chain exists of:
[   80.348236][ T4763]   lock#9 --> &p->pi_lock --> &rq->__lock
[   80.348236][ T4763] 
[   80.359815][ T4763]  Possible unsafe locking scenario:
[   80.359815][ T4763] 
[   80.367276][ T4763]        CPU0                    CPU1
[   80.372640][ T4763]        ----                    ----
[   80.378087][ T4763]   lock(&rq->__lock);
[   80.382158][ T4763]                                lock(&p->pi_lock);
[   80.388749][ T4763]                                lock(&rq->__lock);
[   80.395454][ T4763]   lock(lock#9);
[   80.399212][ T4763] 
[   80.399212][ T4763]  *** DEADLOCK ***
[   80.399212][ T4763] 
[   80.407876][ T4763] 3 locks held by dhcpcd/4763:
[   80.412635][ T4763]  #0: ffff8880b953e7d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[   80.422667][ T4763]  #1: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0x1fc/0x540
[   80.432086][ T4763]  #2: ffff88802e496098 (&mm->mmap_lock){++++}-{3:3}, at: stack_map_get_build_id_offset+0x237/0x9d0
[   80.442898][ T4763] 
[   80.442898][ T4763] stack backtrace:
[   80.448809][ T4763] CPU: 1 PID: 4763 Comm: dhcpcd Not tainted 6.10.0-rc2-syzkaller-00718-g2ebb87f45b3c #0
[   80.458521][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[   80.468587][ T4763] Call Trace:
[   80.471870][ T4763]  <TASK>
[   80.474805][ T4763]  dump_stack_lvl+0x241/0x360
[   80.479495][ T4763]  ? __pfx_dump_stack_lvl+0x10/0x10
[   80.484709][ T4763]  ? print_circular_bug+0x130/0x1a0
[   80.490013][ T4763]  check_noncircular+0x36a/0x4a0
[   80.494967][ T4763]  ? __pfx_check_noncircular+0x10/0x10
[   80.500438][ T4763]  ? lockdep_lock+0x123/0x2b0
[   80.505125][ T4763]  validate_chain+0x18e0/0x5900
[   80.510009][ T4763]  ? __pfx_validate_chain+0x10/0x10
[   80.515237][ T4763]  ? __pfx_validate_chain+0x10/0x10
[   80.520454][ T4763]  ? mark_lock+0x9a/0x350
[   80.524798][ T4763]  ? mark_lock+0x9a/0x350
[   80.529137][ T4763]  __lock_acquire+0x1346/0x1fd0
[   80.534003][ T4763]  lock_acquire+0x1ed/0x550
[   80.538510][ T4763]  ? __mmap_lock_do_trace_acquire_returned+0x8f/0x630
[   80.545313][ T4763]  ? __pfx_lock_acquire+0x10/0x10
[   80.550350][ T4763]  ? validate_chain+0x11e/0x5900
[   80.555303][ T4763]  ? down_read_trylock+0x24f/0x3c0
[   80.560560][ T4763]  ? stack_map_get_build_id_offset+0x237/0x9d0
[   80.566831][ T4763]  ? __mmap_lock_do_trace_acquire_returned+0x8f/0x630
[   80.573601][ T4763]  __mmap_lock_do_trace_acquire_returned+0xa8/0x630
[   80.580278][ T4763]  ? __mmap_lock_do_trace_acquire_returned+0x8f/0x630
[   80.587049][ T4763]  stack_map_get_build_id_offset+0x9af/0x9d0
[   80.593052][ T4763]  ? __pfx_stack_map_get_build_id_offset+0x10/0x10
[   80.599665][ T4763]  __bpf_get_stack+0x4ad/0x5a0
[   80.604445][ T4763]  ? __pfx___bpf_get_stack+0x10/0x10
[   80.609749][ T4763]  ? __pfx___cant_migrate+0x10/0x10
[   80.615044][ T4763]  bpf_get_stack_raw_tp+0x1a3/0x240
[   80.620353][ T4763]  ? bpf_trace_run2+0x1fc/0x540
[   80.625299][ T4763]  bpf_prog_ec3b2eefa702d8d3+0x42/0x46
[   80.630848][ T4763]  bpf_trace_run2+0x2ec/0x540
[   80.635561][ T4763]  ? __pfx_bpf_trace_run2+0x10/0x10
[   80.640778][ T4763]  trace_tlb_flush+0x118/0x140
[   80.645572][ T4763]  switch_mm_irqs_off+0x7cb/0xae0
[   80.650610][ T4763]  ? __pfx_switch_mm_irqs_off+0x10/0x10
[   80.656173][ T4763]  __schedule+0x1066/0x4a20
[   80.660788][ T4763]  ? __pfx___schedule+0x10/0x10
[   80.665644][ T4763]  ? __pfx_lock_release+0x10/0x10
[   80.670671][ T4763]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[   80.676658][ T4763]  ? _raw_spin_unlock_irqrestore+0x8f/0x140
[   80.682819][ T4763]  ? schedule+0x90/0x320
[   80.687155][ T4763]  schedule+0x14b/0x320
[   80.691418][ T4763]  schedule_hrtimeout_range_clock+0x36e/0x480
[   80.697600][ T4763]  ? add_wait_queue+0xc5/0x180
[   80.702368][ T4763]  ? __pfx_schedule_hrtimeout_range_clock+0x10/0x10
[   80.708975][ T4763]  ? sock_poll+0x350/0x410
[   80.713402][ T4763]  ? __might_fault+0xc6/0x120
[   80.718082][ T4763]  ? do_sys_poll+0xd83/0x1300
[   80.722798][ T4763]  do_sys_poll+0xe1d/0x1300
[   80.727325][ T4763]  ? __pfx_do_sys_poll+0x10/0x10
[   80.732367][ T4763]  ? __pfx_pollwake+0x10/0x10
[   80.737056][ T4763]  ? __pfx_pollwake+0x10/0x10
[   80.741743][ T4763]  ? __pfx_pollwake+0x10/0x10
[   80.746452][ T4763]  ? _raw_spin_unlock_irq+0x23/0x50
[   80.751660][ T4763]  ? lockdep_hardirqs_on+0x99/0x150
[   80.756868][ T4763]  ? _raw_spin_unlock_irq+0x2e/0x50
[   80.762168][ T4763]  ? __pfx_set_user_sigmask+0x10/0x10
[   80.767640][ T4763]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[   80.773631][ T4763]  __se_sys_ppoll+0x2a0/0x330
[   80.778328][ T4763]  ? __pfx___se_sys_ppoll+0x10/0x10
[   80.783564][ T4763]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[   80.789947][ T4763]  ? do_syscall_64+0x100/0x230
[   80.794859][ T4763]  ? __x64_sys_ppoll+0x20/0xc0
[   80.799658][ T4763]  do_syscall_64+0xf3/0x230
[   80.804180][ T4763]  ? clear_bhb_loop+0x35/0x90
[   80.808941][ T4763]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   80.814873][ T4763] RIP: 0033:0x7f24435a2ad5
[   80.819285][ T4763] Code: Unable to access opcode bytes at 0x7f24435a2aab.
[   80.826291][ T4763] RSP: 002b:00007fff665c4270 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
[   80.834785][ T4763] RAX: ffffffffffffffda RBX: 0000562774512e20 RCX: 00007f24435a2ad5
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[   80.842776][ T4763] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000562774512e00
[   80.850760][ T4763] RBP: 00007fff665c45c0 R08: 0000000000000008 R09: 9ac92c186620a134
[   80.858831][ T4763] R10: 00007fff665c45c0 R11: 0000000000000246 R12: 0000000000000000
[   80.866980][ T4763] R13: 000056273c188610 R14: 0000000000000000 R15: 0000000000000000
[   80.874975][ T4763]  </TASK>
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[   87.160337][  T784] cfg80211: failed to load regulatory.db
[   87.179129][ T4549] udevd[4549]: worker [5504] terminated by signal 33 (Unknown signal 33)
[   87.188037][ T4549] udevd[4549]: worker [5504] failed while handling '/devices/platform/regulatory.0'
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