------------[ cut here ]------------
kernel BUG at fs/reiserfs/journal.c:1449!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4513 Comm: syz-executor.0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:flush_journal_list+0x1b58/0x1ba0 fs/reiserfs/journal.c:1449
Code: 48 89 d3 e8 da d7 bc ff 48 89 da e9 59 f4 ff ff e8 cd 6f 78 ff 0f 0b e8 c6 6f 78 ff 0f 0b e8 bf 6f 78 ff 0f 0b e8 b8 6f 78 ff <0f> 0b e8 b1 6f 78 ff 0f 0b e8 aa 6f 78 ff 0f 0b e8 a3 6f 78 ff 0f
RSP: 0018:ffffc900031cf820 EFLAGS: 00010293
RAX: ffffffff81ff5b68 RBX: 0000000000000001 RCX: ffff88807cf38000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff888073b41cb0 R08: dffffc0000000000 R09: ffffed100e768397
R10: ffffed100e768397 R11: 1ffff1100e768396 R12: 0000000000000000
R13: ffffc90002e310d8 R14: 1ffff1100e768396 R15: 1ffff920005c621d
FS:  000055557ed5c480(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055557ed65938 CR3: 0000000024ddc000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 flush_older_journal_lists fs/reiserfs/journal.c:1315 [inline]
 flush_journal_list+0xdea/0x1ba0 fs/reiserfs/journal.c:1572
 do_journal_end+0x2f1c/0x42d0 fs/reiserfs/journal.c:4301
 do_journal_release+0x4eb/0x540 fs/reiserfs/journal.c:1937
 journal_release+0x1b/0x30 fs/reiserfs/journal.c:1968
 reiserfs_put_super+0x21e/0x480 fs/reiserfs/super.c:616
 generic_shutdown_super+0x130/0x300 fs/super.c:475
 kill_block_super+0x7c/0xe0 fs/super.c:1427
 deactivate_locked_super+0x93/0xf0 fs/super.c:335
 cleanup_mnt+0x418/0x4d0 fs/namespace.c:1139
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fc7c098ce57
Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffe4f479aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007fc7c09d63b9 RCX: 00007fc7c098ce57
RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe4f479b60
RBP: 00007ffe4f479b60 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe4f47ac20
R13: 00007fc7c09d63b9 R14: 0000000000013100 R15: 0000000000000005
 </TASK>
Modules linked in:
---[ end trace e729aa1776aa672b ]---
RIP: 0010:flush_journal_list+0x1b58/0x1ba0 fs/reiserfs/journal.c:1449
Code: 48 89 d3 e8 da d7 bc ff 48 89 da e9 59 f4 ff ff e8 cd 6f 78 ff 0f 0b e8 c6 6f 78 ff 0f 0b e8 bf 6f 78 ff 0f 0b e8 b8 6f 78 ff <0f> 0b e8 b1 6f 78 ff 0f 0b e8 aa 6f 78 ff 0f 0b e8 a3 6f 78 ff 0f
RSP: 0018:ffffc900031cf820 EFLAGS: 00010293
RAX: ffffffff81ff5b68 RBX: 0000000000000001 RCX: ffff88807cf38000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff888073b41cb0 R08: dffffc0000000000 R09: ffffed100e768397
R10: ffffed100e768397 R11: 1ffff1100e768396 R12: 0000000000000000
R13: ffffc90002e310d8 R14: 1ffff1100e768396 R15: 1ffff920005c621d
FS:  000055557ed5c480(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055557ed65938 CR3: 0000000024ddc000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400