Warning: Permanently added '10.128.10.12' (ED25519) to the list of known hosts.
executing program
[ 83.232595][ T5831] FAULT_INJECTION: forcing a failure.
[ 83.232595][ T5831] name failslab, interval 1, probability 0, space 0, times 1
[ 83.245427][ T5831] CPU: 1 UID: 0 PID: 5831 Comm: syz-executor218 Not tainted 6.14.0-rc4-syzkaller-00052-gac9c34d1e45a #0
[ 83.245455][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 83.245471][ T5831] Call Trace:
[ 83.245479][ T5831]
[ 83.245490][ T5831] dump_stack_lvl+0x16c/0x1f0
[ 83.245539][ T5831] should_fail_ex+0x50a/0x650
[ 83.245586][ T5831] ? fs_reclaim_acquire+0xae/0x150
[ 83.245617][ T5831] ? s_start+0x7b/0x320
[ 83.245648][ T5831] should_failslab+0xc2/0x120
[ 83.245669][ T5831] __kmalloc_cache_noprof+0x68/0x410
[ 83.245700][ T5831] ? rcu_is_watching+0x12/0xc0
[ 83.245723][ T5831] ? trace_kmalloc+0x2d/0xd0
[ 83.245751][ T5831] s_start+0x7b/0x320
[ 83.245784][ T5831] traverse.part.0.constprop.0+0xac/0x640
[ 83.245821][ T5831] seq_read_iter+0x934/0x12b0
[ 83.245859][ T5831] seq_read+0x39f/0x4e0
[ 83.245886][ T5831] ? __pfx_seq_read+0x10/0x10
[ 83.245912][ T5831] ? find_held_lock+0x2d/0x110
[ 83.245948][ T5831] ? rw_verify_area+0xcf/0x680
[ 83.245973][ T5831] ? __pfx_seq_read+0x10/0x10
[ 83.246000][ T5831] vfs_read+0x1df/0xbf0
[ 83.246034][ T5831] ? __pfx_vfs_read+0x10/0x10
[ 83.246060][ T5831] ? __pfx_vfs_write+0x10/0x10
[ 83.246090][ T5831] ? do_sys_openat2+0xb1/0x1e0
[ 83.246112][ T5831] ? __pfx_do_sys_openat2+0x10/0x10
[ 83.246138][ T5831] ? do_user_addr_fault+0xe50/0x13f0
[ 83.246168][ T5831] ? __pfx_lock_release+0x10/0x10
[ 83.246204][ T5831] __x64_sys_pread64+0x1f6/0x250
[ 83.246235][ T5831] ? __pfx___x64_sys_pread64+0x10/0x10
[ 83.246274][ T5831] do_syscall_64+0xcd/0x250
[ 83.246304][ T5831] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 83.246335][ T5831] RIP: 0033:0x7fd111d48329
[ 83.246356][ T5831] Code: 48 83 c4 28 c3 e8 17 1a 00 00 0f 1f 80 00 00 00 00 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
[ 83.246380][ T5831] RSP: 002b:00007ffd17221bf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000011
[ 83.246401][ T5831] RAX: ffffffffffffffda RBX: 00007ffd17221c00 RCX: 00007fd111d48329
[ 83.246416][ T5831] RDX: 000000000000000f RSI: 0000000000000000 RDI: 0000000000000003
[ 83.246429][ T5831] RBP: 0000000000000001 R08: 00007ffd17221997 R09: 00007fd111db0032
[ 83.246444][ T5831] R10: 00000000000005af R11: 0000000000000246 R12: 00007fd111db3618
[ 83.246461][ T5831] R13: 00007ffd17221dd8 R14: 0000000000000001 R15: 0000000000000001
[ 83.246489][ T5831]
[ 83.246499][ T5831]
[ 83.481022][ T5831] =====================================
[ 83.486559][ T5831] WARNING: bad unlock balance detected!
[ 83.492119][ T5831] 6.14.0-rc4-syzkaller-00052-gac9c34d1e45a #0 Not tainted
[ 83.499244][ T5831] -------------------------------------
[ 83.504778][ T5831] syz-executor218/5831 is trying to release lock (event_mutex) at:
[ 83.512682][ T5831] [] traverse.part.0.constprop.0+0x2bd/0x640
[ 83.520259][ T5831] but there are no more locks to release!
[ 83.525966][ T5831]
[ 83.525966][ T5831] other info that might help us debug this:
[ 83.534032][ T5831] 1 lock held by syz-executor218/5831:
[ 83.539500][ T5831] #0: ffff88802f5d5790 (&p->lock){+.+.}-{4:4}, at: seq_read_iter+0xd8/0x12b0
[ 83.548417][ T5831]
[ 83.548417][ T5831] stack backtrace:
[ 83.554302][ T5831] CPU: 1 UID: 0 PID: 5831 Comm: syz-executor218 Not tainted 6.14.0-rc4-syzkaller-00052-gac9c34d1e45a #0
[ 83.554329][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 83.554342][ T5831] Call Trace:
[ 83.554350][ T5831]
[ 83.554359][ T5831] dump_stack_lvl+0x116/0x1f0
[ 83.554391][ T5831] ? traverse.part.0.constprop.0+0x2bd/0x640
[ 83.554422][ T5831] print_unlock_imbalance_bug+0x1aa/0x1f0
[ 83.554453][ T5831] lock_release+0x525/0x6f0
[ 83.554483][ T5831] ? traverse.part.0.constprop.0+0x2bd/0x640
[ 83.554513][ T5831] ? __pfx_lock_release+0x10/0x10
[ 83.554543][ T5831] ? mark_held_locks+0x9f/0xe0
[ 83.554579][ T5831] ? dump_stack_lvl+0x185/0x1f0
[ 83.554605][ T5831] ? lockdep_hardirqs_on+0x7c/0x110
[ 83.554634][ T5831] __mutex_unlock_slowpath+0xa3/0x6a0
[ 83.554664][ T5831] ? rcu_is_watching+0x12/0xc0
[ 83.554687][ T5831] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 83.554716][ T5831] ? rcu_is_watching+0x12/0xc0
[ 83.554738][ T5831] ? rcu_is_watching+0x12/0xc0
[ 83.554761][ T5831] ? kfree+0x260/0x4d0
[ 83.554788][ T5831] ? __kasan_kmalloc+0x8a/0xb0
[ 83.554824][ T5831] traverse.part.0.constprop.0+0x2bd/0x640
[ 83.554857][ T5831] seq_read_iter+0x934/0x12b0
[ 83.554890][ T5831] seq_read+0x39f/0x4e0
[ 83.554917][ T5831] ? __pfx_seq_read+0x10/0x10
[ 83.554944][ T5831] ? find_held_lock+0x2d/0x110
[ 83.554973][ T5831] ? rw_verify_area+0xcf/0x680
[ 83.554999][ T5831] ? __pfx_seq_read+0x10/0x10
[ 83.555027][ T5831] vfs_read+0x1df/0xbf0
[ 83.555058][ T5831] ? __pfx_vfs_read+0x10/0x10
[ 83.555086][ T5831] ? __pfx_vfs_write+0x10/0x10
[ 83.555116][ T5831] ? do_sys_openat2+0xb1/0x1e0
[ 83.555139][ T5831] ? __pfx_do_sys_openat2+0x10/0x10
[ 83.555163][ T5831] ? do_user_addr_fault+0xe50/0x13f0
[ 83.555194][ T5831] ? __pfx_lock_release+0x10/0x10
[ 83.555227][ T5831] __x64_sys_pread64+0x1f6/0x250
[ 83.555260][ T5831] ? __pfx___x64_sys_pread64+0x10/0x10
[ 83.555295][ T5831] do_syscall_64+0xcd/0x250
[ 83.555342][ T5831] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 83.555374][ T5831] RIP: 0033:0x7fd111d48329
[ 83.555391][ T5831] Code: 48 83 c4 28 c3 e8 17 1a 00 00 0f 1f 80 00 00 00 00 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
[ 83.555412][ T5831] RSP: 002b:00007ffd17221bf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000011
[ 83.55543