REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30
REISERFS (device loop0): checking transaction log (loop0)
REISERFS (device loop0): Using r5 hash to sort names
REISERFS panic (device loop0): vs-13065 update_stat_data: key [1 2 0x0 SD], found item *3.5*[1 2 0(0) DIR], item_len 80, item_location 3972, free_space(entry_count) 3
------------[ cut here ]------------
kernel BUG at fs/reiserfs/prints.c:390!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4585 Comm: syz-executor.0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__reiserfs_panic+0x13a/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 20 4e 1b 8a 48 0f 44 c8 4c 0f 44 f0 48 c7 c7 e0 4e 1b 8a 4c 89 fe 4c 89 f2 49 89 d8 49 c7 c1 20 5e 1d 96 e8 96 51 ff ff <0f> 0b 0f 1f 40 00 53 48 89 fb e8 97 ae df f7 48 c7 c7 a0 57 1b 8a
RSP: 0018:ffffc9000339f660 EFLAGS: 00010246
RAX: 00000000000000a6 RBX: ffffffff8baad253 RCX: ad1f3af005881100
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc9000339f750 R08: dffffc0000000000 R09: ffffed1017224f2c
R10: ffffed1017224f2c R11: 1ffff11017224f2b R12: ffffffff8a1b0360
R13: ffffc9000339f680 R14: ffffffff8a1b0340 R15: ffff8880760526a8
FS:  00007ff95b2726c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f720b83a6b0 CR3: 000000007ef47000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 update_stat_data fs/reiserfs/inode.c:1432 [inline]
 reiserfs_update_sd_size+0xdb0/0xe30 fs/reiserfs/inode.c:1505
 reiserfs_update_sd fs/reiserfs/reiserfs.h:3099 [inline]
 reiserfs_mkdir+0x737/0x970 fs/reiserfs/namei.c:877
 xattr_mkdir fs/reiserfs/xattr.c:76 [inline]
 create_privroot fs/reiserfs/xattr.c:889 [inline]
 reiserfs_xattr_init+0x331/0x720 fs/reiserfs/xattr.c:1012
 reiserfs_fill_super+0x1fa6/0x23e0 fs/reiserfs/super.c:2179
 mount_bdev+0x287/0x3c0 fs/super.c:1400
 legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x24a/0xa40 fs/namespace.c:3034
 do_mount fs/namespace.c:3377 [inline]
 __do_sys_mount fs/namespace.c:3585 [inline]
 __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3562
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7ff95bef21ea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff95b271ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ff95b271f80 RCX: 00007ff95bef21ea
RDX: 0000000020001100 RSI: 00000000200000c0 RDI: 00007ff95b271f40
RBP: 0000000020001100 R08: 00007ff95b271f80 R09: 0000000000800008
R10: 0000000000800008 R11: 0000000000000246 R12: 00000000200000c0
R13: 00007ff95b271f40 R14: 00000000000010f7 R15: 0000000020000400
 </TASK>
Modules linked in:
---[ end trace 24e8404b94923885 ]---
RIP: 0010:__reiserfs_panic+0x13a/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 20 4e 1b 8a 48 0f 44 c8 4c 0f 44 f0 48 c7 c7 e0 4e 1b 8a 4c 89 fe 4c 89 f2 49 89 d8 49 c7 c1 20 5e 1d 96 e8 96 51 ff ff <0f> 0b 0f 1f 40 00 53 48 89 fb e8 97 ae df f7 48 c7 c7 a0 57 1b 8a
RSP: 0018:ffffc9000339f660 EFLAGS: 00010246
RAX: 00000000000000a6 RBX: ffffffff8baad253 RCX: ad1f3af005881100
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc9000339f750 R08: dffffc0000000000 R09: ffffed1017224f2c
R10: ffffed1017224f2c R11: 1ffff11017224f2b R12: ffffffff8a1b0360
R13: ffffc9000339f680 R14: ffffffff8a1b0340 R15: ffff8880760526a8
FS:  00007ff95b2726c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005589b07e3660 CR3: 000000007ef47000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400