Warning: Permanently added '10.128.1.157' (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 syzkaller login: [ 59.839004][ C0] [ 59.841368][ C0] ================================ [ 59.846472][ C0] WARNING: inconsistent lock state [ 59.851681][ C0] 6.1.83-syzkaller #0 Not tainted [ 59.856788][ C0] -------------------------------- [ 59.861890][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 59.868716][ C0] syz-executor149/3652 [HC0[0]:SC1[1]:HE0:SE0] takes: [ 59.875546][ C0] ffff8880b9835e90 (lock#9){+.?.}-{2:2}, at: __mmap_lock_do_trace_acquire_returned+0x84/0x670 [ 59.885845][ C0] {SOFTIRQ-ON-W} state was registered at: [ 59.891549][ C0] lock_acquire+0x1f8/0x5a0 [ 59.896146][ C0] __mmap_lock_do_trace_acquire_returned+0x9d/0x670 [ 59.902804][ C0] copy_mm+0x18fc/0x1990 [ 59.907177][ C0] copy_process+0x19d5/0x4060 [ 59.911919][ C0] kernel_clone+0x222/0x920 [ 59.916603][ C0] __x64_sys_clone+0x231/0x280 [ 59.921647][ C0] do_syscall_64+0x3d/0xb0 [ 59.926240][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 59.932299][ C0] irq event stamp: 423 [ 59.936356][ C0] hardirqs last enabled at (422): [] _raw_spin_unlock_irqrestore+0x8b/0x130 [ 59.947204][ C0] hardirqs last disabled at (423): [] _raw_spin_lock_irq+0xa9/0x110 [ 59.956994][ C0] softirqs last enabled at (0): [] copy_process+0x9e1/0x4060 [ 59.966002][ C0] softirqs last disabled at (417): [] __irq_exit_rcu+0x155/0x240 [ 59.976319][ C0] [ 59.976319][ C0] other info that might help us debug this: [ 59.984791][ C0] Possible unsafe locking scenario: [ 59.984791][ C0] [ 59.992388][ C0] CPU0 [ 59.995772][ C0] ---- [ 59.999168][ C0] lock(lock#9); [ 60.002810][ C0] [ 60.006518][ C0] lock(lock#9); [ 60.010338][ C0] [ 60.010338][ C0] *** DEADLOCK *** [ 60.010338][ C0] [ 60.018660][ C0] 7 locks held by syz-executor149/3652: [ 60.024249][ C0] #0: ffff88807e726460 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write+0x3b/0x80 [ 60.033380][ C0] #1: ffff888071553708 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: path_openat+0x7a7/0x2e60 [ 60.043833][ C0] #2: ffffc90000007bc0 (&(&ipvs->defense_work)->timer){..-.}-{0:0}, at: call_timer_fn+0xc2/0x6b0 [ 60.054695][ C0] #3: ffffffff8d12a940 (rcu_read_lock){....}-{1:2}, at: __queue_work+0xe5/0xf90 [ 60.063828][ C0] #4: ffff8880b983a258 (&pool->lock){-.-.}-{2:2}, at: __queue_work+0x58c/0xf90 [ 60.072974][ C0] #5: ffffffff8d12a940 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run3+0x146/0x440 [ 60.082529][ C0] #6: ffff888078d11058 (&mm->mmap_lock){++++}-{3:3}, at: stack_map_get_build_id_offset+0x232/0x9c0 [ 60.093373][ C0] [ 60.093373][ C0] stack backtrace: [ 60.099265][ C0] CPU: 0 PID: 3652 Comm: syz-executor149 Not tainted 6.1.83-syzkaller #0 [ 60.107654][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 60.117706][ C0] Call Trace: [ 60.120968][ C0] [ 60.123888][ C0] dump_stack_lvl+0x1e3/0x2cb [ 60.129001][ C0] ? nf_tcp_handle_invalid+0x642/0x642 [ 60.134539][ C0] ? print_usage_bug+0x5fe/0x880 [ 60.139478][ C0] valid_state+0x136/0x1c0 [ 60.143880][ C0] mark_lock_irq+0xa8/0xba0 [ 60.148365][ C0] ? stack_trace_save+0x113/0x1c0 [ 60.153441][ C0] ? save_trace+0xab0/0xab0 [ 60.157927][ C0] ? stack_trace_snprint+0xe0/0xe0 [ 60.164505][ C0] ? NF_HOOK+0x96/0x450 [ 60.169525][ C0] ? lockdep_lock+0x11f/0x2a0 [ 60.174190][ C0] ? save_trace+0x5a/0xab0 [ 60.178593][ C0] mark_lock+0x21c/0x340 [ 60.182841][ C0] __lock_acquire+0xb7f/0x1f80 [ 60.187591][ C0] lock_acquire+0x1f8/0x5a0 [ 60.192078][ C0] ? __mmap_lock_do_trace_acquire_returned+0x84/0x670 [ 60.198823][ C0] ? read_lock_is_recursive+0x10/0x10 [ 60.204178][ C0] ? down_read_trylock+0x24a/0x3b0 [ 60.209265][ C0] ? stack_map_get_build_id_offset+0x232/0x9c0 [ 60.215409][ C0] ? __mmap_lock_do_trace_acquire_returned+0x84/0x670 [ 60.222149][ C0] __mmap_lock_do_trace_acquire_returned+0x9d/0x670 [ 60.228722][ C0] ? __mmap_lock_do_trace_acquire_returned+0x84/0x670 [ 60.235550][ C0] stack_map_get_build_id_offset+0x99e/0x9c0 [ 60.241507][ C0] ? __lock_acquire+0x125b/0x1f80 [ 60.246509][ C0] ? __bpf_get_stackid+0x910/0x910 [ 60.251596][ C0] __bpf_get_stack+0x495/0x570 [ 60.256338][ C0] ? stack_map_get_build_id_offset+0x9c0/0x9c0 [ 60.262469][ C0] ? __cant_sleep+0x270/0x270 [ 60.267123][ C0] bpf_get_stack_raw_tp+0x1b2/0x220 [ 60.272310][ C0] bpf_prog_e6cf5f9c69743609+0x3a/0x3e [ 60.277746][ C0] bpf_trace_run3+0x231/0x440 [ 60.282400][ C0] ? bpf_trace_run3+0x146/0x440 [ 60.288816][ C0] ? bpf_trace_run2+0x410/0x410 [ 60.293953][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 60.299423][ C0] ? __rwlock_init+0x140/0x140 [ 60.304252][ C0] ? perf_trace_workqueue_execute_end+0x3c0/0x3c0 [ 60.310854][ C0] __traceiter_workqueue_queue_work+0x79/0xd0 [ 60.317022][ C0] __queue_work+0xeeb/0xf90 [ 60.321617][ C0] ? __queue_work+0xe5/0xf90 [ 60.326287][ C0] call_timer_fn+0x1ad/0x6b0 [ 60.330864][ C0] ? queue_work_node+0x460/0x460 [ 60.335790][ C0] ? call_timer_fn+0xc2/0x6b0 [ 60.340465][ C0] ? __run_timers+0x890/0x890 [ 60.345139][ C0] ? do_raw_spin_unlock+0x137/0x8a0 [ 60.350337][ C0] ? rcu_is_watching+0x11/0xb0 [ 60.355179][ C0] ? queue_work_node+0x460/0x460 [ 60.360202][ C0] __run_timers+0x6a8/0x890 [ 60.364719][ C0] ? detach_timer+0x380/0x380 [ 60.369835][ C0] ? print_irqtrace_events+0x210/0x210 [ 60.375744][ C0] ? seqcount_lockdep_reader_access+0x1bd/0x220 [ 60.382007][ C0] run_timer_softirq+0x63/0xf0 [ 60.387130][ C0] __do_softirq+0x2e9/0xa4c [ 60.391630][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 60.396909][ C0] ? __irq_exit_rcu+0x155/0x240 [ 60.401836][ C0] ? __entry_text_end+0x1feabe/0x1feabe [ 60.407459][ C0] ? hrtimer_interrupt+0x76b/0x980 [ 60.412753][ C0] ? irqtime_account_irq+0xd0/0x1e0 [ 60.418451][ C0] __irq_exit_rcu+0x155/0x240 [ 60.423115][ C0] ? irq_exit_rcu+0x20/0x20 [ 60.427600][ C0] irq_exit_rcu+0x5/0x20 [ 60.431824][ C0] sysvec_apic_timer_interrupt+0x91/0xb0 [ 60.437521][ C0] [ 60.440432][ C0] [ 60.443462][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 60.449453][ C0] RIP: 0010:___slab_alloc+0x109f/0x1270 [ 60.455002][ C0] Code: c7 44 24 70 00 00 00 00 9c 8f 44 24 70 f7 44 24 70 00 02 00 00 75 40 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 78 0f 85 f9 00 00 00 4c 89 f8 48 81 c4 80 00 00 00 5b [ 60.474876][ C0] RSP: 0018:ffffc90003fb75d8 EFLAGS: 00000206 [ 60.480926][ C0] RAX: 18f577ee5c737800 RBX: ffff8880b9841e10 RCX: ffffffff816abeda [ 60.488961][ C0] RDX: dffffc0000000000 RSI: ffffffff8aebee40 RDI: ffffffff8b3d2b40 [ 60.497086][ C0] RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff2092e58 [ 60.505698][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000202 [ 60.513658][ C0] R13: ffff888140009780 R14: ffff8880b9841df0 R15: ffff8880715a0000 [ 60.522052][ C0] ? mark_lock+0x9a/0x340 [ 60.526372][ C0] ? __d_alloc+0x31/0x710 [ 60.530681][ C0] kmem_cache_alloc_lru+0x1a5/0x2d0 [ 60.535859][ C0] ? __d_alloc+0x31/0x710 [ 60.540165][ C0] __d_alloc+0x31/0x710 [ 60.544918][ C0] d_alloc_parallel+0xdd/0x1590 [ 60.551327][ C0] ? __d_lookup+0x8b/0x790 [ 60.555727][ C0] ? __lock_acquire+0x1f80/0x1f80 [ 60.560745][ C0] ? d_hash_and_lookup+0x1b0/0x1b0 [ 60.566142][ C0] ? __d_lookup+0x6d6/0x790 [ 60.570635][ C0] ? __mnt_want_write+0x64/0x2a0 [ 60.575576][ C0] path_openat+0x90a/0x2e60 [ 60.580157][ C0] ? do_filp_open+0x480/0x480 [ 60.584844][ C0] do_filp_open+0x230/0x480 [ 60.589347][ C0] ? vfs_tmpfile+0x4a0/0x4a0 [ 60.593915][ C0] ? noop_direct_IO+0x10/0x10 [ 60.598572][ C0] ? _raw_spin_unlock+0x24/0x40 [ 60.603399][ C0] ? alloc_fd+0x59c/0x640 [ 60.607706][ C0] do_sys_openat2+0x13b/0x500 [ 60.612363][ C0] ? do_sys_open+0x220/0x220 [ 60.616933][ C0] __x64_sys_openat+0x243/0x290 [ 60.622042][ C0] ? __ia32_sys_open+0x270/0x270 [ 60.628377][ C0] ? syscall_enter_from_user_mode+0x2e/0x220 [ 60.635051][ C0] ? lockdep_hardirqs_on+0x94/0x130 [ 60.640254][ C0] ? syscall_enter_from_user_mode+0x2e/0x220 [ 60.646411][ C0] do_syscall_64+0x3d/0xb0 [ 60.650818][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.656696][ C0] RIP: 0033:0x7f875acff9d1 [ 60.661091][ C0] Code: 75 57 89 f0 25 00 00 41 00 3d 00 00 41 00 74 49 80 3d ba 86 07 00 00 74 6d 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 93 00 00 00 48 8b 54 24 28 64 48 2b 14 25 [ 60.680673][ C0] RSP: 002b:00007ffd9fdd6980 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 executing program executing program executing program [ 60.689066][ C0] RAX: ffffffffffffffda RBX: 0000000000080001 RCX: 00007f875acff9d1 [ 60.697898][ C0] RDX: 0000000000080001 RSI: 00007f875ad49035 RDI: 00000000ffffff9c [ 60.706370][ C0] RBP: 00007f875ad49035 R08: 0000000000000000 R09: 0000000000000000 [ 60.714332][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd9fdd6a20 [ 60.722280][ C0] R13: 000000000000e974 R14: 00007ffd9fdd6efc R15: 00007ffd9fdd6f00 [ 60.730243][ C0] executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program