Warning: Permanently added '10.128.0.6' (ED25519) to the list of known hosts. 2025/02/10 04:58:10 ignoring optional flag "sandboxArg"="0" 2025/02/10 04:58:10 ignoring optional flag "type"="gce" 2025/02/10 04:58:10 parsed 1 programs 2025/02/10 04:58:10 executed programs: 0 [ 54.560243][ T2480] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 57.739534][ T2498] veth0_vlan: entered promiscuous mode [ 57.763640][ T2489] veth0_vlan: entered promiscuous mode [ 57.879192][ T2491] veth0_vlan: entered promiscuous mode [ 57.907408][ T2497] veth0_vlan: entered promiscuous mode [ 58.005662][ T2493] veth0_vlan: entered promiscuous mode [ 59.495945][ T1949] [ 59.498294][ T1949] ============================================ [ 59.504422][ T1949] WARNING: possible recursive locking detected [ 59.510542][ T1949] 6.14.0-rc2-syzkaller #0 Not tainted [ 59.515904][ T1949] -------------------------------------------- [ 59.522042][ T1949] udevd/1949 is trying to acquire lock: [ 59.527555][ T1949] ffff88811c7729e0 (&qs->lock){-.-.}-{2:2}, at: queue_stack_map_push_elem+0x8a/0x1c0 [ 59.536999][ T1949] [ 59.536999][ T1949] but task is already holding lock: [ 59.544330][ T1949] ffff88811334e9e0 (&qs->lock){-.-.}-{2:2}, at: queue_stack_map_push_elem+0x8a/0x1c0 [ 59.553770][ T1949] [ 59.553770][ T1949] other info that might help us debug this: [ 59.561803][ T1949] Possible unsafe locking scenario: [ 59.561803][ T1949] [ 59.569223][ T1949] CPU0 [ 59.572479][ T1949] ---- [ 59.575733][ T1949] lock(&qs->lock); [ 59.579599][ T1949] lock(&qs->lock); [ 59.583460][ T1949] [ 59.583460][ T1949] *** DEADLOCK *** [ 59.583460][ T1949] [ 59.591576][ T1949] May be due to missing lock nesting notation [ 59.591576][ T1949] [ 59.599874][ T1949] 4 locks held by udevd/1949: [ 59.604520][ T1949] #0: ffff888111e8c878 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x78/0xb0 [ 59.613353][ T1949] #1: ffffffff8338b3d8 (rcu_read_lock){....}-{1:3}, at: bpf_trace_run2+0x89/0x1f0 [ 59.622611][ T1949] #2: ffff88811334e9e0 (&qs->lock){-.-.}-{2:2}, at: queue_stack_map_push_elem+0x8a/0x1c0 [ 59.632570][ T1949] #3: ffffffff8338b3d8 (rcu_read_lock){....}-{1:3}, at: bpf_trace_run2+0x89/0x1f0 [ 59.641838][ T1949] [ 59.641838][ T1949] stack backtrace: [ 59.647733][ T1949] CPU: 1 UID: 0 PID: 1949 Comm: udevd Not tainted 6.14.0-rc2-syzkaller #0 [ 59.647737][ T1949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 59.647743][ T1949] Call Trace: [ 59.647745][ T1949] [ 59.647747][ T1949] dump_stack_lvl+0x9f/0x100 [ 59.647752][ T1949] print_deadlock_bug+0x2e9/0x330 [ 59.647756][ T1949] __lock_acquire+0x11c6/0x2780 [ 59.647761][ T1949] ? debug_check_no_obj_freed+0xd4/0x250 [ 59.647767][ T1949] ? debug_check_no_obj_freed+0xd4/0x250 [ 59.647770][ T1949] ? queue_stack_map_push_elem+0x8a/0x1c0 [ 59.647776][ T1949] lock_acquire+0xe7/0x260 [ 59.647779][ T1949] ? queue_stack_map_push_elem+0x8a/0x1c0 [ 59.647783][ T1949] _raw_spin_lock_irqsave+0x5d/0x90 [ 59.647793][ T1949] ? queue_stack_map_push_elem+0x8a/0x1c0 [ 59.647796][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647800][ T1949] queue_stack_map_push_elem+0x8a/0x1c0 [ 59.647803][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647806][ T1949] ___bpf_prog_run+0x5aa/0x2070 [ 59.647810][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647813][ T1949] __bpf_prog_run32+0xb7/0xe0 [ 59.647816][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647819][ T1949] bpf_trace_run2+0x102/0x1f0 [ 59.647824][ T1949] __traceiter_contention_begin+0x27/0x40 [ 59.647827][ T1949] __pv_queued_spin_lock_slowpath+0x3ec/0x460 [ 59.647830][ T1949] do_raw_spin_lock+0x9a/0xa0 [ 59.647833][ T1949] _raw_spin_lock_irqsave+0x69/0x90 [ 59.647836][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647839][ T1949] queue_stack_map_push_elem+0x8a/0x1c0 [ 59.647842][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647845][ T1949] ___bpf_prog_run+0x5aa/0x2070 [ 59.647847][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647851][ T1949] __bpf_prog_run32+0xb7/0xe0 [ 59.647853][ T1949] ? bpf_trace_run2+0x89/0x1f0 [ 59.647857][ T1949] bpf_trace_run2+0x102/0x1f0 [ 59.647861][ T1949] ? fdget_pos+0x78/0xb0 [ 59.647865][ T1949] __traceiter_contention_begin+0x27/0x40 [ 59.647868][ T1949] __mutex_lock+0x8a0/0xa10 [ 59.647871][ T1949] ? __se_sys_newfstatat+0xb9/0xf0 [ 59.647876][ T1949] fdget_pos+0x78/0xb0 [ 59.647880][ T1949] __se_sys_getdents64+0x27/0x120 [ 59.647883][ T1949] do_syscall_64+0x7e/0x170 [ 59.647887][ T1949] ? clear_bhb_loop+0x45/0xa0 [ 59.647890][ T1949] ? clear_bhb_loop+0x45/0xa0 [ 59.647893][ T1949] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 59.647897][ T1949] RIP: 0033:0x7fc032470910 [ 59.647904][ T1949] Code: 87 43 04 ff c8 7e 08 48 89 ef e8 4d 0e fc ff 4c 89 e0 5b 5d 41 5c c3 b8 ff ff ff 7f 48 39 c2 48 0f 47 d0 b8 d9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 10 48 8b 15 e9 74 0f 00 f7 d8 64 89 02 48 83 2025/02/10 04:58:16 executed programs: 111 [ 59.647907][ T1949] RSP: 002b:00007ffd0bbb1838 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9 [ 59.647910][ T1949] RAX: ffffffffffffffda RBX: 000055e4ceff7710 RCX: 00007fc032470910 [ 59.647911][ T1949] RDX: 0000000000008000 RSI: 000055e4ceff7740 RDI: 000000000000000f [ 59.647913][ T1949] RBP: 000055e4ceff7714 R08: 000055e4ceff7710 R09: 0000000001000000 [ 59.647914][ T1949] R10: 0000000000000812 R11: 0000000000000293 R12: 000055e4cf0a5230 [ 59.647915][ T1949] R13: fffffffffffffe60 R14: 0000000000000002 R15: 000055e4ceff7740 [ 59.647918][ T1949] 2025/02/10 04:58:21 executed programs: 1905