REISERFS warning: reiserfs-5093 is_leaf: item entry count seems wrong *3.5*[4 5 0(1) DIR], item_len 70, item_location 3815, free_space(entry_count) 3
REISERFS error (device loop2): vs-5150 search_by_key: invalid format found in block 533. Fsck?
------------[ cut here ]------------
kernel BUG at fs/reiserfs/stree.c:1566!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 11854 Comm: syz-executor.2 Not tainted 6.4.0-rc2-next-20230515-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:maybe_indirect_to_direct fs/reiserfs/stree.c:1566 [inline]
RIP: 0010:reiserfs_cut_from_item+0xaeb/0x1b20 fs/reiserfs/stree.c:1692
Code: 11 f7 ff ff 48 89 ef e8 23 96 b5 ff e9 42 fa ff ff 48 89 cf e8 16 96 b5 ff e9 50 f9 ff ff e8 ec 95 62 ff 0f 0b e8 e5 95 62 ff <0f> 0b e8 de 95 62 ff 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1
RSP: 0018:ffffc90015407570 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 000000000000000b RCX: 0000000000000000
RDX: ffff88802772bb80 RSI: ffffffff82218dcb RDI: 0000000000000006
RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000000
R10: 000000000000000b R11: 0000000000000001 R12: ffff88807bc90880
R13: ffff88807bc90830 R14: ffff88808793e000 R15: ffffc90015407ae0
FS:  00005555566e8400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000203c6030 CR3: 0000000063729000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 reiserfs_do_truncate+0x630/0x1080 fs/reiserfs/stree.c:1971
 reiserfs_truncate_file+0x1b5/0x1070 fs/reiserfs/inode.c:2308
 reiserfs_file_release+0x8a1/0xcb0 fs/reiserfs/file.c:109
 __fput+0x27c/0xa90 fs/file_table.c:321
 task_work_run+0x16f/0x270 kernel/task_work.c:179
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:171 [inline]
 exit_to_user_mode_prepare+0x210/0x240 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
 syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:297
 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f2fe183e01b
Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44
RSP: 002b:00007ffcbe186ea0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007f2fe183e01b
RDX: 0000001b2e620000 RSI: 0000001b2e62ca64 RDI: 0000000000000006
RBP: 00007f2fe19ad980 R08: 0000000000000000 R09: 00000000a1b6aba0
R10: 00007ffcbe1da090 R11: 0000000000000293 R12: 00000000000ee91f
R13: 00007ffcbe186fa0 R14: 00007ffcbe186fc0 R15: 0000000000000032
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:maybe_indirect_to_direct fs/reiserfs/stree.c:1566 [inline]
RIP: 0010:reiserfs_cut_from_item+0xaeb/0x1b20 fs/reiserfs/stree.c:1692
Code: 11 f7 ff ff 48 89 ef e8 23 96 b5 ff e9 42 fa ff ff 48 89 cf e8 16 96 b5 ff e9 50 f9 ff ff e8 ec 95 62 ff 0f 0b e8 e5 95 62 ff <0f> 0b e8 de 95 62 ff 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1
RSP: 0018:ffffc90015407570 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 000000000000000b RCX: 0000000000000000
RDX: ffff88802772bb80 RSI: ffffffff82218dcb RDI: 0000000000000006
RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000000
R10: 000000000000000b R11: 0000000000000001 R12: ffff88807bc90880
R13: ffff88807bc90830 R14: ffff88808793e000 R15: ffffc90015407ae0
FS:  00005555566e8400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020404030 CR3: 0000000063729000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400