| 0| *3.6* [2 5 0x0 SD], item_len 44, item_location 4052, free_space(entry_count) 65535 |
	mode | size | nlinks | first direct | mtime
	0100700 |     11 |  1 | 0 | 1741036413
===================================================================
REISERFS panic (device loop0): PAP-5580 reiserfs_cut_from_item: item to convert does not exist ([2 5 0x1 IND])
------------[ cut here ]------------
kernel BUG at fs/reiserfs/prints.c:390!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 15782 Comm: syz.0.2181 Not tainted 6.1.129-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:__reiserfs_panic+0x13a/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 80 a0 1e 8b 48 0f 44 c8 48 0f 44 d8 48 c7 c7 40 a1 1e 8b 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 80 73 54 97 e8 46 81 83 08 <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4
RSP: 0018:ffffc90003407280 EFLAGS: 00010246
RAX: 000000000000006e RBX: ffffffff8b1ec060 RCX: fafe433a2f32c900
RDX: ffffc90011d15000 RSI: 0000000000028388 RDI: 0000000000028389
RBP: ffffc90003407370 R08: ffffffff816e6edc R09: fffff52000680df1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8b1ec080
R13: ffffc900034072a0 R14: ffffffff8cbf2b67 R15: ffff888027a3e6a8
FS:  00007fb8c04816c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb8c043fd58 CR3: 00000000596af000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 reiserfs_cut_from_item+0x215d/0x2580 fs/reiserfs/stree.c:1729
 reiserfs_do_truncate+0xa12/0x15b0 fs/reiserfs/stree.c:1973
 reiserfs_truncate_file+0x4d6/0x810 fs/reiserfs/inode.c:2310
 reiserfs_file_release+0x8c6/0xaa0 fs/reiserfs/file.c:109
 __fput+0x3f6/0x8d0 fs/file_table.c:320
 task_work_run+0x246/0x300 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0xde/0x100 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fb8bf58d169
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb8c0481038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 00007fb8bf7a5fa0 RCX: 00007fb8bf58d169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 00007fb8bf60e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb8bf7a5fa0 R15: 00007ffc50f429c8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__reiserfs_panic+0x13a/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 80 a0 1e 8b 48 0f 44 c8 48 0f 44 d8 48 c7 c7 40 a1 1e 8b 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 80 73 54 97 e8 46 81 83 08 <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4
RSP: 0018:ffffc90003407280 EFLAGS: 00010246
RAX: 000000000000006e RBX: ffffffff8b1ec060 RCX: fafe433a2f32c900
RDX: ffffc90011d15000 RSI: 0000000000028388 RDI: 0000000000028389
RBP: ffffc90003407370 R08: ffffffff816e6edc R09: fffff52000680df1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8b1ec080
R13: ffffc900034072a0 R14: ffffffff8cbf2b67 R15: ffff888027a3e6a8
FS:  00007fb8c04816c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcbc9376018 CR3: 00000000596af000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400