------------[ cut here ]------------
kernel BUG at fs/reiserfs/prints.c:390!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4244 Comm: kworker/1:6 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: events_long flush_old_commits

RIP: 0010:__reiserfs_panic+0x13a/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 c0 31 1b 8a 48 0f 44 c8 4c 0f 44 f0 48 c7 c7 80 32 1b 8a 4c 89 fe 4c 89 f2 49 89 d8 49 c7 c1 e0 6d 1e 96 e8 16 52 ff ff <0f> 0b 0f 1f 40 00 53 48 89 fb e8 b7 ad d8 f7 48 c7 c7 40 3b 1b 8a
RSP: 0018:ffffc9000424f860 EFLAGS: 00010246
RAX: 0000000000000056 RBX: ffffffff8bb99e5e RCX: 0d2c5420b0087800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc9000424f960 R08: dffffc0000000000 R09: ffffed10172267a8
R10: ffffed10172267a8 R11: 1ffff110172267a7 R12: ffffffff8a1b7f00
R13: ffffc9000424f880 R14: ffffffff8a1b7ee0 R15: ffff8880775146a8
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1950d5f6bc CR3: 000000000be8e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 check_journal_end fs/reiserfs/journal.c:3715 [inline]
 do_journal_end+0x3c97/0x42d0 fs/reiserfs/journal.c:4040
 reiserfs_sync_fs fs/reiserfs/super.c:78 [inline]
 flush_old_commits+0x20f/0x2f0 fs/reiserfs/super.c:111
 process_one_work+0x863/0x1000 kernel/workqueue.c:2310
 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
Modules linked in:
---[ end trace 33f7d7e16ebb1b01 ]---
RIP: 0010:__reiserfs_panic+0x13a/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 c0 31 1b 8a 48 0f 44 c8 4c 0f 44 f0 48 c7 c7 80 32 1b 8a 4c 89 fe 4c 89 f2 49 89 d8 49 c7 c1 e0 6d 1e 96 e8 16 52 ff ff <0f> 0b 0f 1f 40 00 53 48 89 fb e8 b7 ad d8 f7 48 c7 c7 40 3b 1b 8a
RSP: 0018:ffffc9000424f860 EFLAGS: 00010246
RAX: 0000000000000056 RBX: ffffffff8bb99e5e RCX: 0d2c5420b0087800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc9000424f960 R08: dffffc0000000000 R09: ffffed10172267a8
R10: ffffed10172267a8 R11: 1ffff110172267a7 R12: ffffffff8a1b7f00
R13: ffffc9000424f880 R14: ffffffff8a1b7ee0 R15: ffff8880775146a8
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f01a0597000 CR3: 000000007dc65000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400