syzbot

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: 0 PID: 5056 Comm: syz-executor128 Not tainted 6.6.0-syzkaller-16201-gb57b17e88bf5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:__reiserfs_panic+0x13e/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 e0 68 7c 8b 48 0f 44 c8 48 0f 44 d8 48 c7 c7 a0 69 7c 8b 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 80 73 6f 92 e8 72 bb e0 08 <0f> 0b f3 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4
RSP: 0018:ffffc90003a2f4e0 EFLAGS: 00010246
RAX: 00000000000000a6 RBX: ffffffff8b7c21a0 RCX: 92113cf80bb30000
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90003a2f5d0 R08: ffffffff8171771c R09: 1ffff92000745e3c
R10: dffffc0000000000 R11: fffff52000745e3d R12: ffffffff8b7c21c0
R13: ffffc90003a2f500 R14: ffffffff8d13cfbd R15: ffff88801cba2660
FS:  00005555565d5380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6efcf000 CR3: 0000000028174000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 update_stat_data fs/reiserfs/inode.c:1418 [inline]
 reiserfs_update_sd_size+0xfd5/0x10b0 fs/reiserfs/inode.c:1491
 reiserfs_update_sd fs/reiserfs/reiserfs.h:3101 [inline]
 reiserfs_mkdir+0x75c/0x8f0 fs/reiserfs/namei.c:875
 xattr_mkdir fs/reiserfs/xattr.c:77 [inline]
 create_privroot fs/reiserfs/xattr.c:891 [inline]
 reiserfs_xattr_init+0x323/0x670 fs/reiserfs/xattr.c:1007
 reiserfs_fill_super+0x2207/0x2620 fs/reiserfs/super.c:2175
 mount_bdev+0x237/0x300 fs/super.c:1650
 legacy_get_tree+0xef/0x190 fs/fs_context.c:662
 vfs_get_tree+0x8c/0x280 fs/super.c:1771
 do_new_mount+0x28f/0xae0 fs/namespace.c:3337
 do_mount fs/namespace.c:3677 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3863
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f7c589cc8ba
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6efce918 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffc6efce930 RCX: 00007f7c589cc8ba
RDX: 0000000020001100 RSI: 00000000200000c0 RDI: 00007ffc6efce930
RBP: 0000000000000004 R08: 00007ffc6efce970 R09: 00000000000010f1
R10: 0000000000800008 R11: 0000000000000286 R12: 0000000000800008
R13: 00007ffc6efce970 R14: 0000000000000003 R15: 0000000000400000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__reiserfs_panic+0x13e/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 e0 68 7c 8b 48 0f 44 c8 48 0f 44 d8 48 c7 c7 a0 69 7c 8b 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 80 73 6f 92 e8 72 bb e0 08 <0f> 0b f3 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4
RSP: 0018:ffffc90003a2f4e0 EFLAGS: 00010246
RAX: 00000000000000a6 RBX: ffffffff8b7c21a0 RCX: 92113cf80bb30000
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90003a2f5d0 R08: ffffffff8171771c R09: 1ffff92000745e3c
R10: dffffc0000000000 R11: fffff52000745e3d R12: ffffffff8b7c21c0
R13: ffffc90003a2f500 R14: ffffffff8d13cfbd R15: ffff88801cba2660
FS:  00005555565d5380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6efcf000 CR3: 0000000028174000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400