Warning: Permanently added '10.128.0.139' (ED25519) to the list of known hosts.
executing program
[   88.860043][ T4165] FAULT_INJECTION: forcing a failure.
[   88.860043][ T4165] name failslab, interval 1, probability 0, space 0, times 1
[   88.873052][ T4165] CPU: 0 PID: 4165 Comm: syz-executor382 Not tainted 5.15.173-syzkaller #0
[   88.881675][ T4165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   88.891757][ T4165] Call Trace:
[   88.895031][ T4165]  <TASK>
[   88.897954][ T4165]  dump_stack_lvl+0x1e3/0x2d0
[   88.902663][ T4165]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[   88.908291][ T4165]  ? panic+0x860/0x860
[   88.912361][ T4165]  ? __might_sleep+0xc0/0xc0
[   88.916949][ T4165]  ? memset+0x1f/0x40
[   88.920919][ T4165]  ? lockdep_init_map_type+0x9d/0x8d0
[   88.926311][ T4165]  should_fail+0x38a/0x4c0
[   88.931161][ T4165]  should_failslab+0x5/0x20
[   88.935675][ T4165]  slab_pre_alloc_hook+0x53/0xc0
[   88.940614][ T4165]  ? security_inode_alloc+0x24/0x110
[   88.945980][ T4165]  kmem_cache_alloc+0x3f/0x280
[   88.950743][ T4165]  security_inode_alloc+0x24/0x110
[   88.955854][ T4165]  inode_init_always+0x939/0xc70
[   88.960804][ T4165]  ? ovl_lookup_inode+0x120/0x120
[   88.965834][ T4165]  iget5_locked+0xc7/0x260
[   88.970245][ T4165]  ? ovl_get_trap_inode+0x190/0x190
[   88.975439][ T4165]  ovl_get_inode+0x4eb/0xb60
[   88.980032][ T4165]  ovl_lookup+0x1a59/0x1f10
[   88.984548][ T4165]  ? ovl_path_next+0x270/0x270
[   88.989300][ T4165]  ? d_alloc_parallel+0x125d/0x1390
[   88.994507][ T4165]  ? __init_waitqueue_head+0xaa/0x140
[   88.999876][ T4165]  __lookup_slow+0x275/0x3d0
[   89.004494][ T4165]  ? lookup_one_len+0x2d0/0x2d0
[   89.009364][ T4165]  ? ovl_permission+0xc4/0x1e0
[   89.014251][ T4165]  ? down_read+0x1b3/0x2e0
[   89.018689][ T4165]  lookup_one_unlocked+0x19c/0x280
[   89.023820][ T4165]  ? lookup_one+0x2e0/0x2e0
[   89.028359][ T4165]  ovl_lookup_single+0x62/0x840
[   89.033312][ T4165]  ovl_lookup_layer+0x413/0x510
[   89.038206][ T4165]  ? ovl_lookup+0x1f10/0x1f10
[   89.042902][ T4165]  ? __kmalloc+0x168/0x300
[   89.047348][ T4165]  ovl_lookup+0xb77/0x1f10
[   89.051785][ T4165]  ? ovl_path_next+0x270/0x270
[   89.056563][ T4165]  ? d_alloc_parallel+0x125d/0x1390
[   89.061764][ T4165]  ? d_hash_and_lookup+0x1b0/0x1b0
[   89.066869][ T4165]  ? __init_waitqueue_head+0xaa/0x140
[   89.072239][ T4165]  __lookup_slow+0x275/0x3d0
[   89.076826][ T4165]  ? lookup_one_len+0x2d0/0x2d0
[   89.081680][ T4165]  ? down_read+0x1b3/0x2e0
[   89.086090][ T4165]  lookup_slow+0x53/0x70
[   89.090328][ T4165]  walk_component+0x48c/0x610
[   89.095006][ T4165]  ? nd_alloc_stack+0xf0/0xf0
[   89.099671][ T4165]  ? handle_lookup_down+0x130/0x130
[   89.104866][ T4165]  path_lookupat+0x16f/0x450
[   89.109494][ T4165]  filename_lookup+0x230/0x5c0
[   89.114254][ T4165]  ? hashlen_string+0x110/0x110
[   89.119115][ T4165]  ? getname_flags+0x1ec/0x4e0
[   89.123907][ T4165]  user_path_at_empty+0x40/0x180
[   89.128841][ T4165]  path_setxattr+0xae/0x2a0
[   89.133348][ T4165]  ? simple_xattr_list_add+0xf0/0xf0
[   89.138629][ T4165]  ? syscall_enter_from_user_mode+0x2e/0x240
[   89.144610][ T4165]  __x64_sys_lsetxattr+0xb4/0xd0
[   89.149542][ T4165]  do_syscall_64+0x3b/0xb0
[   89.153950][ T4165]  ? clear_bhb_loop+0x15/0x70
[   89.158622][ T4165]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   89.164596][ T4165] RIP: 0033:0x7f923ec31dd9
[   89.169018][ T4165] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1b 00 00 90 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
[   89.188700][ T4165] RSP: 002b:00007fff8a9487b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[   89.197113][ T4165] RAX: ffffffffffffffda RBX: 00007fff8a9487c0 RCX: 00007f923ec31dd9
[   89.205085][ T4165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[   89.213047][ T4165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[   89.221010][ T4165] R10: 000000000000001c R11: 0000000000000246 R12: 0000000000000000
[   89.228982][ T4165] R13: 0000000000000000 R14: 431bde82d7b634db R15: 00007fff8a948840
[   89.236960][ T4165]  </TASK>
[   89.243357][ T4165] overlayfs: failed to get inode (-12)
executing program
[   89.736568][ T4166] FAULT_INJECTION: forcing a failure.
[   89.736568][ T4166] name failslab, interval 1, probability 0, space 0, times 0
[   89.749370][ T4166] CPU: 1 PID: 4166 Comm: syz-executor382 Not tainted 5.15.173-syzkaller #0
[   89.757977][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   89.768027][ T4166] Call Trace:
[   89.771304][ T4166]  <TASK>
[   89.774233][ T4166]  dump_stack_lvl+0x1e3/0x2d0
[   89.778941][ T4166]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[   89.784574][ T4166]  ? panic+0x860/0x860
[   89.788647][ T4166]  should_fail+0x38a/0x4c0
[   89.793079][ T4166]  should_failslab+0x5/0x20
[   89.797577][ T4166]  slab_pre_alloc_hook+0x53/0xc0
[   89.802510][ T4166]  kmem_cache_alloc_trace+0x49/0x290
[   89.807789][ T4166]  ? ovl_encode_real_fh+0xdb/0x400
[   89.812896][ T4166]  ovl_encode_real_fh+0xdb/0x400
[   89.817841][ T4166]  ? ovl_set_attr+0x430/0x430
[   89.822517][ T4166]  ovl_lookup_index+0x6a/0x660
[   89.827296][ T4166]  ovl_lookup+0x1636/0x1f10
[   89.831817][ T4166]  ? ovl_path_next+0x270/0x270
[   89.836572][ T4166]  ? d_alloc_parallel+0x125d/0x1390
[   89.841778][ T4166]  ? d_hash_and_lookup+0x1b0/0x1b0
[   89.846899][ T4166]  ? __init_waitqueue_head+0xaa/0x140
[   89.852291][ T4166]  __lookup_slow+0x275/0x3d0
[   89.856877][ T4166]  ? lookup_one_len+0x2d0/0x2d0
[   89.861742][ T4166]  ? down_read+0x1b3/0x2e0
[   89.866152][ T4166]  lookup_slow+0x53/0x70
[   89.870397][ T4166]  walk_component+0x48c/0x610
[   89.875071][ T4166]  ? nd_alloc_stack+0xf0/0xf0
[   89.879739][ T4166]  ? handle_lookup_down+0x130/0x130
[   89.884930][ T4166]  path_lookupat+0x16f/0x450
[   89.889520][ T4166]  filename_lookup+0x230/0x5c0
[   89.894277][ T4166]  ? hashlen_string+0x110/0x110
[   89.899138][ T4166]  ? getname_flags+0x1ec/0x4e0
[   89.903898][ T4166]  user_path_at_empty+0x40/0x180
[   89.908831][ T4166]  path_setxattr+0xae/0x2a0
[   89.913329][ T4166]  ? simple_xattr_list_add+0xf0/0xf0
[   89.918609][ T4166]  ? syscall_enter_from_user_mode+0x2e/0x240
[   89.924584][ T4166]  __x64_sys_lsetxattr+0xb4/0xd0
[   89.929612][ T4166]  do_syscall_64+0x3b/0xb0
[   89.934031][ T4166]  ? clear_bhb_loop+0x15/0x70
[   89.938717][ T4166]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   89.944620][ T4166] RIP: 0033:0x7f923ec31dd9
[   89.949033][ T4166] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1b 00 00 90 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
[   89.968636][ T4166] RSP: 002b:00007fff8a9487b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[   89.977048][ T4166] RAX: ffffffffffffffda RBX: 00007fff8a9487c0 RCX: 00007f923ec31dd9
executing program
[   89.985016][ T4166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[   89.992981][ T4166] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[   90.000952][ T4166] R10: 000000000000001c R11: 0000000000000246 R12: 00007fff8a94880c
[   90.008914][ T4166] R13: 0000000000000001 R14: 431bde82d7b634db R15: 00007fff8a948840
[   90.016889][ T4166]  </TASK>
[   90.064610][ T4167] FAULT_INJECTION: forcing a failure.
[   90.064610][ T4167] name failslab, interval 1, probability 0, space 0, times 0
[   90.077633][ T4167] CPU: 1 PID: 4167 Comm: syz-executor382 Not tainted 5.15.173-syzkaller #0
[   90.086253][ T4167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   90.096306][ T4167] Call Trace:
[   90.099600][ T4167]  <TASK>
[   90.102527][ T4167]  dump_stack_lvl+0x1e3/0x2d0
[   90.107378][ T4167]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[   90.113017][ T4167]  ? panic+0x860/0x860
[   90.117096][ T4167]  should_fail+0x38a/0x4c0
[   90.121511][ T4167]  should_failslab+0x5/0x20
[   90.126012][ T4167]  slab_pre_alloc_hook+0x53/0xc0
[   90.130947][ T4167]  kmem_cache_alloc_trace+0x49/0x290
[   90.136243][ T4167]  ? ovl_encode_real_fh+0xdb/0x400
[   90.141373][ T4167]  ovl_encode_real_fh+0xdb/0x400
[   90.146312][ T4167]  ? ovl_set_attr+0x430/0x430
[   90.150985][ T4167]  ovl_lookup_index+0x6a/0x660
[   90.155749][ T4167]  ovl_lookup+0x1636/0x1f10
[   90.160351][ T4167]  ? ovl_path_next+0x270/0x270
[   90.165136][ T4167]  ? d_alloc_parallel+0x125d/0x1390
[   90.170363][ T4167]  ? d_hash_and_lookup+0x1b0/0x1b0
[   90.175480][ T4167]  ? __init_waitqueue_head+0xaa/0x140
[   90.180998][ T4167]  __lookup_slow+0x275/0x3d0
[   90.185597][ T4167]  ? lookup_one_len+0x2d0/0x2d0
[   90.190455][ T4167]  ? down_read+0x1b3/0x2e0
[   90.194876][ T4167]  lookup_slow+0x53/0x70
[   90.199143][ T4167]  walk_component+0x48c/0x610
[   90.203900][ T4167]  ? nd_alloc_stack+0xf0/0xf0
[   90.209020][ T4167]  ? handle_lookup_down+0x130/0x130
[   90.214232][ T4167]  path_lookupat+0x16f/0x450
[   90.218841][ T4167]  filename_lookup+0x230/0x5c0
[   90.223612][ T4167]  ? hashlen_string+0x110/0x110
[   90.228496][ T4167]  ? getname_flags+0x1ec/0x4e0
[   90.233269][ T4167]  user_path_at_empty+0x40/0x180
[   90.238212][ T4167]  path_setxattr+0xae/0x2a0
[   90.242725][ T4167]  ? simple_xattr_list_add+0xf0/0xf0
[   90.248013][ T4167]  ? syscall_enter_from_user_mode+0x2e/0x240
[   90.253988][ T4167]  __x64_sys_lsetxattr+0xb4/0xd0
[   90.258943][ T4167]  do_syscall_64+0x3b/0xb0
[   90.263374][ T4167]  ? clear_bhb_loop+0x15/0x70
[   90.268046][ T4167]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   90.273932][ T4167] RIP: 0033:0x7f923ec31dd9
[   90.278336][ T4167] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1b 00 00 90 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
[   90.298018][ T4167] RSP: 002b:00007fff8a9487b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[   90.306423][ T4167] RAX: ffffffffffffffda RBX: 00007fff8a9487c0 RCX: 00007f923ec31dd9
executing program
[   90.314397][ T4167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[   90.322356][ T4167] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[   90.330326][ T4167] R10: 000000000000001c R11: 0000000000000246 R12: 00007fff8a94880c
[   90.338287][ T4167] R13: 0000000000000002 R14: 431bde82d7b634db R15: 00007fff8a948840
[   90.346345][ T4167]  </TASK>
[   90.400747][ T4168] FAULT_INJECTION: forcing a failure.
[   90.400747][ T4168] name failslab, interval 1, probability 0, space 0, times 0
[   90.413788][ T4168] CPU: 0 PID: 4168 Comm: syz-executor382 Not tainted 5.15.173-syzkaller #0
[   90.422378][ T4168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   90.432514][ T4168] Call Trace:
[   90.435793][ T4168]  <TASK>
[   90.438719][ T4168]  dump_stack_lvl+0x1e3/0x2d0
[   90.443428][ T4168]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[   90.449056][ T4168]  ? panic+0x860/0x860
[   90.453139][ T4168]  should_fail+0x38a/0x4c0
[   90.457588][ T4168]  should_failslab+0x5/0x20
[   90.462127][ T4168]  slab_pre_alloc_hook+0x53/0xc0
[   90.467102][ T4168]  kmem_cache_alloc_trace+0x49/0x290
[   90.472536][ T4168]  ? ovl_encode_real_fh+0xdb/0x400
[   90.477664][ T4168]  ovl_encode_real_fh+0xdb/0x400
[   90.482651][ T4168]  ? ovl_set_attr+0x430/0x430
[   90.487373][ T4168]  ovl_encode_fh+0x746/0x990
[   90.491968][ T4168]  ? ovl_do_rename+0x240/0x240
[   90.496724][ T4168]  exportfs_encode_fh+0x13a/0x430
[   90.501750][ T4168]  ovl_encode_real_fh+0x125/0x400
[   90.506773][ T4168]  ? ovl_set_attr+0x430/0x430
[   90.511472][ T4168]  ovl_lookup_index+0x6a/0x660
[   90.516251][ T4168]  ovl_lookup+0x1636/0x1f10
[   90.520786][ T4168]  ? ovl_path_next+0x270/0x270
[   90.525574][ T4168]  ? d_alloc_parallel+0x125d/0x1390
[   90.530778][ T4168]  ? d_hash_and_lookup+0x1b0/0x1b0
[   90.535883][ T4168]  ? __init_waitqueue_head+0xaa/0x140
[   90.541253][ T4168]  __lookup_slow+0x275/0x3d0
[   90.545953][ T4168]  ? lookup_one_len+0x2d0/0x2d0
[   90.550804][ T4168]  ? down_read+0x1b3/0x2e0
[   90.555213][ T4168]  lookup_slow+0x53/0x70
[   90.559452][ T4168]  walk_component+0x48c/0x610
[   90.564127][ T4168]  ? nd_alloc_stack+0xf0/0xf0
[   90.568794][ T4168]  ? handle_lookup_down+0x130/0x130
[   90.574098][ T4168]  path_lookupat+0x16f/0x450
[   90.578689][ T4168]  filename_lookup+0x230/0x5c0
[   90.583453][ T4168]  ? hashlen_string+0x110/0x110
[   90.588335][ T4168]  ? getname_flags+0x1ec/0x4e0
[   90.593207][ T4168]  user_path_at_empty+0x40/0x180
[   90.598155][ T4168]  path_setxattr+0xae/0x2a0
[   90.602662][ T4168]  ? simple_xattr_list_add+0xf0/0xf0
[   90.607962][ T4168]  ? syscall_enter_from_user_mode+0x2e/0x240
[   90.613950][ T4168]  __x64_sys_lsetxattr+0xb4/0xd0
[   90.618888][ T4168]  do_syscall_64+0x3b/0xb0
[   90.623307][ T4168]  ? clear_bhb_loop+0x15/0x70
[   90.627981][ T4168]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   90.633902][ T4168] RIP: 0033:0x7f923ec31dd9
[   90.638309][ T4168] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1b 00 00 90 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
[   90.657907][ T4168] RSP: 002b:00007fff8a9487b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[   90.666415][ T4168] RAX: ffffffffffffffda RBX: 00007fff8a9487c0 RCX: 00007f923ec31dd9
[   90.674401][ T4168] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[   90.682367][ T4168] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[   90.690329][ T4168] R10: 000000000000001c R11: 0000000000000246 R12: 00007fff8a94880c
[   90.698294][ T4168] R13: 0000000000000003 R14: 431bde82d7b634db R15: 00007fff8a948840
[   90.706269][ T4168]  </TASK>
[   90.709851][ T4168] ------------[ cut here ]------------
[   90.715618][ T4168] WARNING: CPU: 1 PID: 4168 at fs/overlayfs/copy_up.c:371 ovl_encode_real_fh+0x2d6/0x400
[   90.726284][ T4168] Modules linked in:
[   90.730196][ T4168] CPU: 1 PID: 4168 Comm: syz-executor382 Not tainted 5.15.173-syzkaller #0
[   90.739014][ T4168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   90.749258][ T4168] RIP: 0010:ovl_encode_real_fh+0x2d6/0x400
[   90.755111][ T4168] Code: 00 4c 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 8c 6b a0 fe 0f 0b eb 10 e8 83 6b a0 fe 0f 0b eb 07 e8 7a 6b a0 fe <0f> 0b 4c 89 ff e8 90 a4 e9 fe 49 c7 c7 fb ff ff ff eb 95 89 d1 80
[   90.774791][ T4168] RSP: 0018:ffffc9000265f560 EFLAGS: 00010293
[   90.780863][ T4168] RAX: ffffffff82e00826 RBX: 1ffff920004cbeb4 RCX: ffff88802900bb80
[   90.788980][ T4168] RDX: 0000000000000000 RSI: 00000000000000ff RDI: 00000000000000ff
[   90.797001][ T4168] RBP: ffffc9000265f610 R08: ffffffff82e006c8 R09: fffffbfff1c14b16
[   90.805041][ T4168] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000000000ff
[   90.813065][ T4168] R13: 0000000000000080 R14: 1ffff920004cbeb0 R15: ffff88801b3b9c00
[   90.821048][ T4168] FS:  000055558749b480(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[   90.830061][ T4168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.836703][ T4168] CR2: 0000557507298058 CR3: 000000006ebf6000 CR4: 00000000003506e0
[   90.844748][ T4168] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   90.852729][ T4168] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   90.860806][ T4168] Call Trace:
[   90.864215][ T4168]  <TASK>
[   90.867154][ T4168]  ? __warn+0x15b/0x300
[   90.871309][ T4168]  ? ovl_encode_real_fh+0x2d6/0x400
[   90.876547][ T4168]  ? report_bug+0x1b7/0x2e0
[   90.881071][ T4168]  ? handle_bug+0x3d/0x70
[   90.885441][ T4168]  ? exc_invalid_op+0x16/0x40
[   90.890130][ T4168]  ? asm_exc_invalid_op+0x16/0x20
[   90.895291][ T4168]  ? ovl_encode_real_fh+0x178/0x400
[   90.900501][ T4168]  ? ovl_encode_real_fh+0x2d6/0x400
[   90.905742][ T4168]  ? ovl_encode_real_fh+0x2d6/0x400
[   90.910957][ T4168]  ? ovl_set_attr+0x430/0x430
[   90.915681][ T4168]  ovl_lookup_index+0x6a/0x660
[   90.920468][ T4168]  ovl_lookup+0x1636/0x1f10
[   90.925039][ T4168]  ? ovl_path_next+0x270/0x270
[   90.929831][ T4168]  ? d_alloc_parallel+0x125d/0x1390
[   90.935096][ T4168]  ? d_hash_and_lookup+0x1b0/0x1b0
[   90.940237][ T4168]  ? __init_waitqueue_head+0xaa/0x140
[   90.945687][ T4168]  __lookup_slow+0x275/0x3d0
[   90.950302][ T4168]  ? lookup_one_len+0x2d0/0x2d0
[   90.955234][ T4168]  ? down_read+0x1b3/0x2e0
[   90.959664][ T4168]  lookup_slow+0x53/0x70
[   90.963951][ T4168]  walk_component+0x48c/0x610
[   90.968645][ T4168]  ? nd_alloc_stack+0xf0/0xf0
[   90.973379][ T4168]  ? handle_lookup_down+0x130/0x130
[   90.978598][ T4168]  path_lookupat+0x16f/0x450
[   90.983262][ T4168]  filename_lookup+0x230/0x5c0
[   90.988075][ T4168]  ? hashlen_string+0x110/0x110
[   90.993036][ T4168]  ? getname_flags+0x1ec/0x4e0
[   90.997830][ T4168]  user_path_at_empty+0x40/0x180
[   91.002776][ T4168]  path_setxattr+0xae/0x2a0
[   91.007335][ T4168]  ? simple_xattr_list_add+0xf0/0xf0
[   91.012640][ T4168]  ? syscall_enter_from_user_mode+0x2e/0x240
[   91.018668][ T4168]  __x64_sys_lsetxattr+0xb4/0xd0
[   91.023657][ T4168]  do_syscall_64+0x3b/0xb0
[   91.028072][ T4168]  ? clear_bhb_loop+0x15/0x70
[   91.032749][ T4168]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   91.038711][ T4168] RIP: 0033:0x7f923ec31dd9
[   91.043173][ T4168] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1b 00 00 90 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
[   91.062817][ T4168] RSP: 002b:00007fff8a9487b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[   91.071300][ T4168] RAX: ffffffffffffffda RBX: 00007fff8a9487c0 RCX: 00007f923ec31dd9
[   91.079331][ T4168] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[   91.087358][ T4168] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[   91.095364][ T4168] R10: 000000000000001c R11: 0000000000000246 R12: 00007fff8a94880c
[   91.103520][ T4168] R13: 0000000000000003 R14: 431bde82d7b634db R15: 00007fff8a948840
[   91.111513][ T4168]  </TASK>
[   91.114582][ T4168] Kernel panic - not syncing: kernel: panic_on_warn set ...
[   91.121880][ T4168] CPU: 1 PID: 4168 Comm: syz-executor382 Not tainted 5.15.173-syzkaller #0
[   91.130486][ T4168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   91.140565][ T4168] Call Trace:
[   91.143845][ T4168]  <TASK>
[   91.146772][ T4168]  dump_stack_lvl+0x1e3/0x2d0
[   91.151485][ T4168]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[   91.157121][ T4168]  ? panic+0x860/0x860
[   91.161190][ T4168]  ? ovl_encode_real_fh+0x2b0/0x400
[   91.166380][ T4168]  ? ovl_encode_real_fh+0x2b0/0x400
[   91.171577][ T4168]  panic+0x318/0x860
[   91.175559][ T4168]  ? __warn+0x16a/0x300
[   91.179755][ T4168]  ? fb_is_primary_device+0xd0/0xd0
[   91.184991][ T4168]  ? ovl_encode_real_fh+0x2d6/0x400
[   91.190211][ T4168]  __warn+0x2b2/0x300
[   91.194220][ T4168]  ? ovl_encode_real_fh+0x2d6/0x400
[   91.199606][ T4168]  report_bug+0x1b7/0x2e0
[   91.203945][ T4168]  handle_bug+0x3d/0x70
[   91.208116][ T4168]  exc_invalid_op+0x16/0x40
[   91.212627][ T4168]  asm_exc_invalid_op+0x16/0x20
[   91.217492][ T4168] RIP: 0010:ovl_encode_real_fh+0x2d6/0x400
[   91.223298][ T4168] Code: 00 4c 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 8c 6b a0 fe 0f 0b eb 10 e8 83 6b a0 fe 0f 0b eb 07 e8 7a 6b a0 fe <0f> 0b 4c 89 ff e8 90 a4 e9 fe 49 c7 c7 fb ff ff ff eb 95 89 d1 80
[   91.243003][ T4168] RSP: 0018:ffffc9000265f560 EFLAGS: 00010293
[   91.249088][ T4168] RAX: ffffffff82e00826 RBX: 1ffff920004cbeb4 RCX: ffff88802900bb80
[   91.257054][ T4168] RDX: 0000000000000000 RSI: 00000000000000ff RDI: 00000000000000ff
[   91.265018][ T4168] RBP: ffffc9000265f610 R08: ffffffff82e006c8 R09: fffffbfff1c14b16
[   91.272987][ T4168] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000000000ff
[   91.280972][ T4168] R13: 0000000000000080 R14: 1ffff920004cbeb0 R15: ffff88801b3b9c00
[   91.288943][ T4168]  ? ovl_encode_real_fh+0x178/0x400
[   91.294141][ T4168]  ? ovl_encode_real_fh+0x2d6/0x400
[   91.299345][ T4168]  ? ovl_set_attr+0x430/0x430
[   91.304022][ T4168]  ovl_lookup_index+0x6a/0x660
[   91.308872][ T4168]  ovl_lookup+0x1636/0x1f10
[   91.313391][ T4168]  ? ovl_path_next+0x270/0x270
[   91.318148][ T4168]  ? d_alloc_parallel+0x125d/0x1390
[   91.323357][ T4168]  ? d_hash_and_lookup+0x1b0/0x1b0
[   91.328460][ T4168]  ? __init_waitqueue_head+0xaa/0x140
[   91.333833][ T4168]  __lookup_slow+0x275/0x3d0
[   91.338437][ T4168]  ? lookup_one_len+0x2d0/0x2d0
[   91.343288][ T4168]  ? down_read+0x1b3/0x2e0
[   91.347699][ T4168]  lookup_slow+0x53/0x70
[   91.351938][ T4168]  walk_component+0x48c/0x610
[   91.356609][ T4168]  ? nd_alloc_stack+0xf0/0xf0
[   91.361277][ T4168]  ? handle_lookup_down+0x130/0x130
[   91.366492][ T4168]  path_lookupat+0x16f/0x450
[   91.371522][ T4168]  filename_lookup+0x230/0x5c0
[   91.376284][ T4168]  ? hashlen_string+0x110/0x110
[   91.381143][ T4168]  ? getname_flags+0x1ec/0x4e0
[   91.385902][ T4168]  user_path_at_empty+0x40/0x180
[   91.390848][ T4168]  path_setxattr+0xae/0x2a0
[   91.395346][ T4168]  ? simple_xattr_list_add+0xf0/0xf0
[   91.400626][ T4168]  ? syscall_enter_from_user_mode+0x2e/0x240
[   91.406601][ T4168]  __x64_sys_lsetxattr+0xb4/0xd0
[   91.411536][ T4168]  do_syscall_64+0x3b/0xb0
[   91.415952][ T4168]  ? clear_bhb_loop+0x15/0x70
[   91.420623][ T4168]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   91.426509][ T4168] RIP: 0033:0x7f923ec31dd9
[   91.430938][ T4168] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1b 00 00 90 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
[   91.450619][ T4168] RSP: 002b:00007fff8a9487b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[   91.459030][ T4168] RAX: ffffffffffffffda RBX: 00007fff8a9487c0 RCX: 00007f923ec31dd9
[   91.466993][ T4168] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[   91.474954][ T4168] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[   91.482918][ T4168] R10: 000000000000001c R11: 0000000000000246 R12: 00007fff8a94880c
[   91.490895][ T4168] R13: 0000000000000003 R14: 431bde82d7b634db R15: 00007fff8a948840
[   91.498868][ T4168]  </TASK>
[   91.502166][ T4168] Kernel Offset: disabled
[   91.506573][ T4168] Rebooting in 86400 seconds..