Warning: Permanently added '10.128.0.48' (ED25519) to the list of known hosts.
executing program
[ 77.451999][ T5828] FAULT_INJECTION: forcing a failure.
[ 77.451999][ T5828] name failslab, interval 1, probability 0, space 0, times 1
[ 77.464854][ T5828] CPU: 0 UID: 0 PID: 5828 Comm: syz-executor359 Not tainted 6.13.0-syzkaller-09760-g69e858e0b8b2 #0
[ 77.464871][ T5828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 77.464885][ T5828] Call Trace:
[ 77.464889][ T5828]
[ 77.464896][ T5828] dump_stack_lvl+0x16c/0x1f0
[ 77.464940][ T5828] should_fail_ex+0x50a/0x650
[ 77.464959][ T5828] ? fs_reclaim_acquire+0xae/0x150
[ 77.464981][ T5828] ? s_start+0x7b/0x310
[ 77.464995][ T5828] should_failslab+0xc2/0x120
[ 77.465011][ T5828] __kmalloc_cache_noprof+0x68/0x420
[ 77.465025][ T5828] ? trace_kmalloc+0x2d/0xd0
[ 77.465042][ T5828] ? __kmalloc_node_noprof+0x23d/0x520
[ 77.465060][ T5828] s_start+0x7b/0x310
[ 77.465077][ T5828] seq_read_iter+0x2ab/0x12b0
[ 77.465104][ T5828] seq_read+0x39f/0x4e0
[ 77.465123][ T5828] ? __pfx_seq_read+0x10/0x10
[ 77.465152][ T5828] ? rw_verify_area+0xcf/0x680
[ 77.465171][ T5828] ? __pfx_seq_read+0x10/0x10
[ 77.465190][ T5828] vfs_read+0x1df/0xbf0
[ 77.465210][ T5828] ? __pfx_vfs_read+0x10/0x10
[ 77.465223][ T5828] ? do_sys_openat2+0xb1/0x1e0
[ 77.465240][ T5828] ? __pfx_do_sys_openat2+0x10/0x10
[ 77.465259][ T5828] ? do_user_addr_fault+0xe50/0x13f0
[ 77.465277][ T5828] ? __pfx_lock_release+0x10/0x10
[ 77.465296][ T5828] ksys_read+0x12b/0x250
[ 77.465308][ T5828] ? __pfx_ksys_read+0x10/0x10
[ 77.465326][ T5828] do_syscall_64+0xcd/0x250
[ 77.465347][ T5828] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.465366][ T5828] RIP: 0033:0x7f1f6401a2e9
[ 77.465381][ T5828] 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
[ 77.465394][ T5828] RSP: 002b:00007ffe566caee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 77.465406][ T5828] RAX: ffffffffffffffda RBX: 00007ffe566caef0 RCX: 00007f1f6401a2e9
[ 77.465414][ T5828] RDX: 0000000000006c64 RSI: 0000000000000000 RDI: 0000000000000003
[ 77.465422][ T5828] RBP: 0000000000000001 R08: 00007ffe566cac87 R09: 00007f1f64080032
[ 77.465430][ T5828] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f1f64085618
[ 77.465437][ T5828] R13: 00007ffe566cb0c8 R14: 0000000000000001 R15: 0000000000000001
[ 77.465454][ T5828]
[ 77.465462][ T5828]
[ 77.683638][ T5828] =====================================
[ 77.689170][ T5828] WARNING: bad unlock balance detected!
[ 77.694715][ T5828] 6.13.0-syzkaller-09760-g69e858e0b8b2 #0 Not tainted
[ 77.701453][ T5828] -------------------------------------
[ 77.706989][ T5828] syz-executor359/5828 is trying to release lock (event_mutex) at:
[ 77.714880][ T5828] [] seq_read_iter+0x5ff/0x12b0
[ 77.721300][ T5828] but there are no more locks to release!
[ 77.727002][ T5828]
[ 77.727002][ T5828] other info that might help us debug this:
[ 77.735078][ T5828] 1 lock held by syz-executor359/5828:
[ 77.740517][ T5828] #0: ffff88802fd120a0 (&p->lock){+.+.}-{4:4}, at: seq_read_iter+0xd8/0x12b0
[ 77.749392][ T5828]
[ 77.749392][ T5828] stack backtrace:
[ 77.755263][ T5828] CPU: 0 UID: 0 PID: 5828 Comm: syz-executor359 Not tainted 6.13.0-syzkaller-09760-g69e858e0b8b2 #0
[ 77.755279][ T5828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 77.755288][ T5828] Call Trace:
[ 77.755294][ T5828]
[ 77.755300][ T5828] dump_stack_lvl+0x116/0x1f0
[ 77.755323][ T5828] ? seq_read_iter+0x5ff/0x12b0
[ 77.755342][ T5828] print_unlock_imbalance_bug+0x1aa/0x1f0
[ 77.755358][ T5828] lock_release+0x525/0x6f0
[ 77.755372][ T5828] ? seq_read_iter+0x5ff/0x12b0
[ 77.755390][ T5828] ? __pfx_lock_release+0x10/0x10
[ 77.755404][ T5828] ? s_start+0x7b/0x310
[ 77.755418][ T5828] ? mark_held_locks+0x9f/0xe0
[ 77.755433][ T5828] ? dump_stack_lvl+0x185/0x1f0
[ 77.755450][ T5828] ? lockdep_hardirqs_on+0x7c/0x110
[ 77.755469][ T5828] __mutex_unlock_slowpath+0xa3/0x6a0
[ 77.755489][ T5828] ? rcu_is_watching+0x12/0xc0
[ 77.755509][ T5828] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 77.755528][ T5828] ? __kmalloc_cache_noprof+0x261/0x420
[ 77.755542][ T5828] ? rcu_is_watching+0x12/0xc0
[ 77.755560][ T5828] ? kfree+0x260/0x4d0
[ 77.755571][ T5828] ? s_start+0x27d/0x310
[ 77.755585][ T5828] seq_read_iter+0x5ff/0x12b0
[ 77.755605][ T5828] seq_read+0x39f/0x4e0
[ 77.755623][ T5828] ? __pfx_seq_read+0x10/0x10
[ 77.755644][ T5828] ? rw_verify_area+0xcf/0x680
[ 77.755664][ T5828] ? __pfx_seq_read+0x10/0x10
[ 77.755681][ T5828] vfs_read+0x1df/0xbf0
[ 77.755694][ T5828] ? __pfx_vfs_read+0x10/0x10
[ 77.755705][ T5828] ? do_sys_openat2+0xb1/0x1e0
[ 77.755721][ T5828] ? __pfx_do_sys_openat2+0x10/0x10
[ 77.755739][ T5828] ? do_user_addr_fault+0xe50/0x13f0
[ 77.755756][ T5828] ? __pfx_lock_release+0x10/0x10
[ 77.755771][ T5828] ksys_read+0x12b/0x250
[ 77.755783][ T5828] ? __pfx_ksys_read+0x10/0x10
[ 77.755797][ T5828] do_syscall_64+0xcd/0x250
[ 77.755816][ T5828] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.755835][ T5828] RIP: 0033:0x7f1f6401a2e9
[ 77.755846][ T5828] 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
[ 77.755859][ T5828] RSP: 002b:00007ffe566caee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 77.755871][ T5828] RAX: ffffffffffffffda RBX: 00007ffe566caef0 RCX: 00007f1f6401a2e9
[ 77.755879][ T5828] RDX: 0000000000006c64 RSI: 0000000000000000 RDI: 0000000000000003
[ 77.755887][ T5828] RBP: 0000000000000001 R08: 00007ffe566cac87 R09: 00007f1f64080032
[ 77.755895][ T5828] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f1f64085618
[ 77.755902][ T5828] R13: 00007ffe566