Warning: Permanently added '10.128.1.117' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 60.461507][ T4165] FAULT_INJECTION: forcing a failure.
[ 60.461507][ T4165] name failslab, interval 1, probability 0, space 0, times 1
[ 60.474566][ T4165] CPU: 0 PID: 4165 Comm: syz-executor215 Not tainted 5.15.173-syzkaller #0
[ 60.483187][ T4165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 60.493427][ T4165] Call Trace:
[ 60.496735][ T4165]
[ 60.499745][ T4165] dump_stack_lvl+0x1e3/0x2d0
[ 60.504461][ T4165] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 60.510114][ T4165] ? panic+0x860/0x860
[ 60.514208][ T4165] should_fail+0x38a/0x4c0
[ 60.518635][ T4165] should_failslab+0x5/0x20
[ 60.523150][ T4165] slab_pre_alloc_hook+0x53/0xc0
[ 60.528092][ T4165] kmem_cache_alloc_trace+0x49/0x290
[ 60.533385][ T4165] ? ovl_encode_real_fh+0xdb/0x400
[ 60.538508][ T4165] ovl_encode_real_fh+0xdb/0x400
[ 60.543455][ T4165] ? ovl_set_attr+0x430/0x430
[ 60.548206][ T4165] ovl_encode_fh+0x746/0x990
[ 60.552817][ T4165] ? ovl_do_rename+0x240/0x240
[ 60.557588][ T4165] exportfs_encode_fh+0x13a/0x430
[ 60.562614][ T4165] ovl_encode_real_fh+0x125/0x400
[ 60.567644][ T4165] ? ovl_set_attr+0x430/0x430
[ 60.572335][ T4165] ovl_lookup_index+0x6a/0x660
[ 60.577139][ T4165] ovl_lookup+0x1636/0x1f10
[ 60.581697][ T4165] ? ovl_path_next+0x270/0x270
[ 60.586456][ T4165] ? d_alloc_parallel+0x125d/0x1390
[ 60.591664][ T4165] ? d_hash_and_lookup+0x1b0/0x1b0
[ 60.596770][ T4165] ? __init_waitqueue_head+0xaa/0x140
[ 60.602147][ T4165] __lookup_slow+0x275/0x3d0
[ 60.606737][ T4165] ? lookup_one_len+0x2d0/0x2d0
[ 60.611595][ T4165] ? down_read+0x1b3/0x2e0
[ 60.616006][ T4165] lookup_slow+0x53/0x70
[ 60.620257][ T4165] walk_component+0x48c/0x610
[ 60.624931][ T4165] ? nd_alloc_stack+0xf0/0xf0
[ 60.629601][ T4165] ? handle_lookup_down+0x130/0x130
[ 60.634801][ T4165] path_lookupat+0x16f/0x450
[ 60.639390][ T4165] filename_lookup+0x230/0x5c0
[ 60.644152][ T4165] ? hashlen_string+0x110/0x110
[ 60.649016][ T4165] ? getname_flags+0x1ec/0x4e0
[ 60.653781][ T4165] user_path_at_empty+0x40/0x180
[ 60.658716][ T4165] path_setxattr+0xae/0x2a0
[ 60.664790][ T4165] ? simple_xattr_list_add+0xf0/0xf0
[ 60.670085][ T4165] ? syscall_enter_from_user_mode+0x2e/0x240
[ 60.676081][ T4165] __x64_sys_lsetxattr+0xb4/0xd0
[ 60.681034][ T4165] do_syscall_64+0x3b/0xb0
[ 60.685447][ T4165] ? clear_bhb_loop+0x15/0x70
[ 60.690139][ T4165] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 60.696033][ T4165] RIP: 0033:0x7f86ddf00c39
[ 60.700461][ T4165] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 1a 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
[ 60.720150][ T4165] RSP: 002b:00007ffc252da868 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[ 60.728585][ T4165] RAX: ffffffffffffffda RBX: 00007ffc252da870 RCX: 00007f86ddf00c39
[ 60.736561][ T4165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[ 60.744527][ T4165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[ 60.752499][ T4165] R10: 000000000000001c R11: 0000000000000246 R12: 00007ffc252da8e0
[ 60.760473][ T4165] R13: 00007ffc252da9c0 R14: 431bde82d7b634db R15: 00007f86ddf4212c
[ 60.768471][ T4165]
[ 60.773824][ T4165] ------------[ cut here ]------------
[ 60.779304][ T4165] WARNING: CPU: 0 PID: 4165 at fs/overlayfs/copy_up.c:371 ovl_encode_real_fh+0x2d6/0x400
[ 60.789262][ T4165] Modules linked in:
[ 60.793291][ T4165] CPU: 0 PID: 4165 Comm: syz-executor215 Not tainted 5.15.173-syzkaller #0
[ 60.802056][ T4165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 60.812196][ T4165] RIP: 0010:ovl_encode_real_fh+0x2d6/0x400
[ 60.818051][ T4165] 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
[ 60.837840][ T4165] RSP: 0018:ffffc90002eaf560 EFLAGS: 00010293
[ 60.843984][ T4165] RAX: ffffffff82e00826 RBX: 1ffff920005d5eb4 RCX: ffff88807750d940
[ 60.851976][ T4165] RDX: 0000000000000000 RSI: 00000000000000ff RDI: 00000000000000ff
[ 60.860054][ T4165] RBP: ffffc90002eaf610 R08: ffffffff82e006c8 R09: fffffbfff1c14b16
[ 60.868168][ T4165] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000000000ff
[ 60.876239][ T4165] R13: 0000000000000080 R14: 1ffff920005d5eb0 R15: ffff88802bff8500
[ 60.884260][ T4165] FS: 00005555722a2480(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 60.893194][ T4165] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.899848][ T4165] CR2: 000055ae08ecb1e0 CR3: 000000007de18000 CR4: 00000000003506f0
[ 60.907999][ T4165] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 60.916059][ T4165] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 60.924266][ T4165] Call Trace:
[ 60.927556][ T4165]
[ 60.930487][ T4165] ? __warn+0x15b/0x300
[ 60.934750][ T4165] ? ovl_encode_real_fh+0x2d6/0x400
[ 60.939978][ T4165] ? report_bug+0x1b7/0x2e0
[ 60.944543][ T4165] ? handle_bug+0x3d/0x70
[ 60.948890][ T4165] ? exc_invalid_op+0x16/0x40
[ 60.953657][ T4165] ? asm_exc_invalid_op+0x16/0x20
[ 60.958742][ T4165] ? ovl_encode_real_fh+0x178/0x400
[ 60.963990][ T4165] ? ovl_encode_real_fh+0x2d6/0x400
[ 60.969214][ T4165] ? ovl_encode_real_fh+0x2d6/0x400
[ 60.974482][ T4165] ? ovl_set_attr+0x430/0x430
[ 60.979182][ T4165] ovl_lookup_index+0x6a/0x660
[ 60.984085][ T4165] ovl_lookup+0x1636/0x1f10
[ 60.988632][ T4165] ? ovl_path_next+0x270/0x270
[ 60.993401][ T4165] ? d_alloc_parallel+0x125d/0x1390
[ 60.998788][ T4165] ? d_hash_and_lookup+0x1b0/0x1b0
[ 61.003944][ T4165] ? __init_waitqueue_head+0xaa/0x140
[ 61.009324][ T4165] __lookup_slow+0x275/0x3d0
[ 61.013976][ T4165] ? lookup_one_len+0x2d0/0x2d0
[ 61.018879][ T4165] ? down_read+0x1b3/0x2e0
[ 61.023295][ T4165] lookup_slow+0x53/0x70
[ 61.027593][ T4165] walk_component+0x48c/0x610
[ 61.032291][ T4165] ? nd_alloc_stack+0xf0/0xf0
[ 61.037025][ T4165] ? handle_lookup_down+0x130/0x130
[ 61.042266][ T4165] path_lookupat+0x16f/0x450
[ 61.046906][ T4165] filename_lookup+0x230/0x5c0
[ 61.051696][ T4165] ? hashlen_string+0x110/0x110
[ 61.056653][ T4165] ? getname_flags+0x1ec/0x4e0
[ 61.061444][ T4165] user_path_at_empty+0x40/0x180
[ 61.066426][ T4165] path_setxattr+0xae/0x2a0
[ 61.070973][ T4165] ? simple_xattr_list_add+0xf0/0xf0
[ 61.076329][ T4165] ? syscall_enter_from_user_mode+0x2e/0x240
[ 61.082328][ T4165] __x64_sys_lsetxattr+0xb4/0xd0
[ 61.087304][ T4165] do_syscall_64+0x3b/0xb0
[ 61.091734][ T4165] ? clear_bhb_loop+0x15/0x70
[ 61.096477][ T4165] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.102397][ T4165] RIP: 0033:0x7f86ddf00c39
[ 61.107124][ T4165] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 1a 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
[ 61.126901][ T4165] RSP: 002b:00007ffc252da868 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[ 61.135413][ T4165] RAX: ffffffffffffffda RBX: 00007ffc252da870 RCX: 00007f86ddf00c39
[ 61.143410][ T4165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[ 61.151531][ T4165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[ 61.159734][ T4165] R10: 000000000000001c R11: 0000000000000246 R12: 00007ffc252da8e0
[ 61.167925][ T4165] R13: 00007ffc252da9c0 R14: 431bde82d7b634db R15: 00007f86ddf4212c
[ 61.175972][ T4165]
[ 61.179020][ T4165] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 61.186302][ T4165] CPU: 0 PID: 4165 Comm: syz-executor215 Not tainted 5.15.173-syzkaller #0
[ 61.194885][ T4165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 61.205022][ T4165] Call Trace:
[ 61.208302][ T4165]
[ 61.211228][ T4165] dump_stack_lvl+0x1e3/0x2d0
[ 61.215908][ T4165] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 61.221561][ T4165] ? panic+0x860/0x860
[ 61.225732][ T4165] ? ovl_encode_real_fh+0x2b0/0x400
[ 61.231044][ T4165] ? ovl_encode_real_fh+0x2b0/0x400
[ 61.236252][ T4165] panic+0x318/0x860
[ 61.240280][ T4165] ? __warn+0x16a/0x300
[ 61.244462][ T4165] ? fb_is_primary_device+0xd0/0xd0
[ 61.249691][ T4165] ? ovl_encode_real_fh+0x2d6/0x400
[ 61.254921][ T4165] __warn+0x2b2/0x300
[ 61.258908][ T4165] ? ovl_encode_real_fh+0x2d6/0x400
[ 61.264230][ T4165] report_bug+0x1b7/0x2e0
[ 61.268574][ T4165] handle_bug+0x3d/0x70
[ 61.272819][ T4165] exc_invalid_op+0x16/0x40
[ 61.277320][ T4165] asm_exc_invalid_op+0x16/0x20
[ 61.282384][ T4165] RIP: 0010:ovl_encode_real_fh+0x2d6/0x400
[ 61.288266][ T4165] 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
[ 61.307886][ T4165] RSP: 0018:ffffc90002eaf560 EFLAGS: 00010293
[ 61.313966][ T4165] RAX: ffffffff82e00826 RBX: 1ffff920005d5eb4 RCX: ffff88807750d940
[ 61.322025][ T4165] RDX: 0000000000000000 RSI: 00000000000000ff RDI: 00000000000000ff
[ 61.330014][ T4165] RBP: ffffc90002eaf610 R08: ffffffff82e006c8 R09: fffffbfff1c14b16
[ 61.337989][ T4165] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000000000ff
[ 61.345964][ T4165] R13: 0000000000000080 R14: 1ffff920005d5eb0 R15: ffff88802bff8500
[ 61.353940][ T4165] ? ovl_encode_real_fh+0x178/0x400
[ 61.359139][ T4165] ? ovl_encode_real_fh+0x2d6/0x400
[ 61.364356][ T4165] ? ovl_set_attr+0x430/0x430
[ 61.369038][ T4165] ovl_lookup_index+0x6a/0x660
[ 61.373804][ T4165] ovl_lookup+0x1636/0x1f10
[ 61.378324][ T4165] ? ovl_path_next+0x270/0x270
[ 61.383080][ T4165] ? d_alloc_parallel+0x125d/0x1390
[ 61.388285][ T4165] ? d_hash_and_lookup+0x1b0/0x1b0
[ 61.393420][ T4165] ? __init_waitqueue_head+0xaa/0x140
[ 61.398810][ T4165] __lookup_slow+0x275/0x3d0
[ 61.403403][ T4165] ? lookup_one_len+0x2d0/0x2d0
[ 61.408261][ T4165] ? down_read+0x1b3/0x2e0
[ 61.413022][ T4165] lookup_slow+0x53/0x70
[ 61.417351][ T4165] walk_component+0x48c/0x610
[ 61.422143][ T4165] ? nd_alloc_stack+0xf0/0xf0
[ 61.426830][ T4165] ? handle_lookup_down+0x130/0x130
[ 61.432046][ T4165] path_lookupat+0x16f/0x450
[ 61.436654][ T4165] filename_lookup+0x230/0x5c0
[ 61.441423][ T4165] ? hashlen_string+0x110/0x110
[ 61.446295][ T4165] ? getname_flags+0x1ec/0x4e0
[ 61.451211][ T4165] user_path_at_empty+0x40/0x180
[ 61.456175][ T4165] path_setxattr+0xae/0x2a0
[ 61.460709][ T4165] ? simple_xattr_list_add+0xf0/0xf0
[ 61.466002][ T4165] ? syscall_enter_from_user_mode+0x2e/0x240
[ 61.471988][ T4165] __x64_sys_lsetxattr+0xb4/0xd0
[ 61.476925][ T4165] do_syscall_64+0x3b/0xb0
[ 61.481335][ T4165] ? clear_bhb_loop+0x15/0x70
[ 61.486011][ T4165] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.491902][ T4165] RIP: 0033:0x7f86ddf00c39
[ 61.496335][ T4165] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 1a 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
[ 61.515954][ T4165] RSP: 002b:00007ffc252da868 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[ 61.524370][ T4165] RAX: ffffffffffffffda RBX: 00007ffc252da870 RCX: 00007f86ddf00c39
[ 61.532346][ T4165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
[ 61.540310][ T4165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003731
[ 61.548272][ T4165] R10: 000000000000001c R11: 0000000000000246 R12: 00007ffc252da8e0
[ 61.556235][ T4165] R13: 00007ffc252da9c0 R14: 431bde82d7b634db R15: 00007f86ddf4212c
[ 61.564210][ T4165]
[ 61.567498][ T4165] Kernel Offset: disabled
[ 61.571904][ T4165] Rebooting in 86400 seconds..