REISERFS panic (device loop1): journal-003 check_journal_end: j_start (7) is too high
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kernel BUG at fs/reiserfs/prints.c:390!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 8723 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__reiserfs_panic+0x13e/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 00 85 bc 8a 48 0f 44 c8 4c 0f 44 f0 48 c7 c7 c0 85 bc 8a 4c 89 fe 4c 89 f2 49 89 d8 49 c7 c1 40 61 fc 96 e8 12 66 ff ff <0f> 0b 66 0f 1f 00 53 48 89 fb e8 63 cb 28 f7 48 c7 c7 40 8e bc 8a
RSP: 0018:ffffc90003937620 EFLAGS: 00010246
RAX: 0000000000000055 RBX: ffffffff8c79cc55 RCX: dd62d67370b4c800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90003937710 R08: ffffc90003937327 R09: 1ffff92000726e64
R10: dffffc0000000000 R11: fffff52000726e65 R12: ffffffff8abcd380
R13: ffffc90003937640 R14: ffffffff8abcd360 R15: ffff888026dfe660
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f06cc919000 CR3: 0000000030040000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 check_journal_end fs/reiserfs/journal.c:3722 [inline]
 do_journal_end+0x4225/0x4860 fs/reiserfs/journal.c:4047
 do_journal_release+0x4ef/0x550 fs/reiserfs/journal.c:1940
 journal_release+0x1f/0x30 fs/reiserfs/journal.c:1971
 reiserfs_put_super+0x222/0x480 fs/reiserfs/super.c:616
 generic_shutdown_super+0x134/0x2b0 fs/super.c:693
 kill_block_super+0x44/0x90 fs/super.c:1660
 deactivate_locked_super+0x97/0x100 fs/super.c:481
 cleanup_mnt+0x429/0x4c0 fs/namespace.c:1259
 task_work_run+0x1ce/0x250 kernel/task_work.c:239
 exit_task_work include/linux/task_work.h:43 [inline]
 do_exit+0x90b/0x23c0 kernel/exit.c:883
 do_group_exit+0x21b/0x2d0 kernel/exit.c:1024
 __do_sys_exit_group kernel/exit.c:1035 [inline]
 __se_sys_exit_group kernel/exit.c:1033 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7ff84378f749
Code: Unable to access opcode bytes at 0x7ff84378f71f.
RSP: 002b:00007ffe5be88088 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007ff843813def RCX: 00007ff84378f749
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000010 R08: 00007ffe5be85e26 R09: 00007ffe5be89340
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe5be89340
R13: 00007ff843813d7d R14: 00005555892d14a8 R15: 00007ffe5be8a410
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__reiserfs_panic+0x13e/0x140 fs/reiserfs/prints.c:390
Code: c7 c1 00 85 bc 8a 48 0f 44 c8 4c 0f 44 f0 48 c7 c7 c0 85 bc 8a 4c 89 fe 4c 89 f2 49 89 d8 49 c7 c1 40 61 fc 96 e8 12 66 ff ff <0f> 0b 66 0f 1f 00 53 48 89 fb e8 63 cb 28 f7 48 c7 c7 40 8e bc 8a
RSP: 0018:ffffc90003937620 EFLAGS: 00010246
RAX: 0000000000000055 RBX: ffffffff8c79cc55 RCX: dd62d67370b4c800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90003937710 R08: ffffc90003937327 R09: 1ffff92000726e64
R10: dffffc0000000000 R11: fffff52000726e65 R12: ffffffff8abcd380
R13: ffffc90003937640 R14: ffffffff8abcd360 R15: ffff888026dfe660
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5dd697d000 CR3: 000000007db33000 CR4: 00000000003506e0