------------[ cut here ]------------
kernel BUG at fs/reiserfs/item_ops.c:569!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 5478 Comm: syz-executor.0 Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:direntry_check_right+0x26c/0x280 fs/reiserfs/item_ops.c:569
Code: e9 38 ff ff ff 89 d9 80 e1 07 38 c1 0f 8c 3e ff ff ff be 04 00 00 00 48 89 df e8 8f bc af ff e9 2c ff ff ff e8 b5 dc 53 ff 90 <0f> 0b e8 ad dc 53 ff 90 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
RSP: 0018:ffffc90005077170 EFLAGS: 00010293
RAX: ffffffff823a9ccb RBX: 0000000000000020 RCX: ffff88806f75bb80
RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000041
RBP: 0000000000000021 R08: ffffffff823a9b3e R09: ffffffff82345b0d
R10: 0000000000000004 R11: ffff88806f75bb80 R12: 00000000fffffffe
R13: 0000000000000000 R14: 0000000000000002 R15: ffff888020a3c120
FS:  0000555555d44480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000560e6a147300 CR3: 0000000021f04000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 check_right+0x4d1/0x770 fs/reiserfs/fix_node.c:355
 dc_check_balance_leaf fs/reiserfs/fix_node.c:1983 [inline]
 dc_check_balance fs/reiserfs/fix_node.c:2039 [inline]
 check_balance fs/reiserfs/fix_node.c:2086 [inline]
 fix_nodes+0x3ff3/0x8ce0 fs/reiserfs/fix_node.c:2636
 reiserfs_cut_from_item+0x466/0x2580 fs/reiserfs/stree.c:1740
 reiserfs_do_truncate+0x9b9/0x14c0 fs/reiserfs/stree.c:1971
 reiserfs_truncate_file+0x4da/0x820 fs/reiserfs/inode.c:2302
 reiserfs_file_release+0x8ca/0xaa0 fs/reiserfs/file.c:109
 __fput+0x3cc/0xa10 fs/file_table.c:394
 __do_sys_close fs/open.c:1590 [inline]
 __se_sys_close fs/open.c:1575 [inline]
 __x64_sys_close+0x7e/0x100 fs/open.c:1575
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x45/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f233147b9da
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24
RSP: 002b:00007fffdcce7f90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f233147b9da
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: 0000000000000032 R08: 0000001b2df60000 R09: 00007f233159bf8c
R10: 00007fffdcce80e0 R11: 0000000000000293 R12: 00007f2331001438
R13: ffffffffffffffff R14: 00007f2331000000 R15: 0000000000015ae7
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:direntry_check_right+0x26c/0x280 fs/reiserfs/item_ops.c:569
Code: e9 38 ff ff ff 89 d9 80 e1 07 38 c1 0f 8c 3e ff ff ff be 04 00 00 00 48 89 df e8 8f bc af ff e9 2c ff ff ff e8 b5 dc 53 ff 90 <0f> 0b e8 ad dc 53 ff 90 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
RSP: 0018:ffffc90005077170 EFLAGS: 00010293
RAX: ffffffff823a9ccb RBX: 0000000000000020 RCX: ffff88806f75bb80
RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000041
RBP: 0000000000000021 R08: ffffffff823a9b3e R09: ffffffff82345b0d
R10: 0000000000000004 R11: ffff88806f75bb80 R12: 00000000fffffffe
R13: 0000000000000000 R14: 0000000000000002 R15: ffff888020a3c120
FS:  0000555555d44480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000560e6a147300 CR3: 0000000021f04000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400