REISERFS panic (device loop4): journal-003 check_journal_end: j_start (31) is too high ------------[ cut here ]------------ kernel BUG at fs/reiserfs/prints.c:390! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9274 Comm: syz-executor.4 Not tainted 6.7.0-rc6-syzkaller-00248-g5254c0cbc92d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:__reiserfs_panic+0x140/0x150 fs/reiserfs/prints.c:390 Code: c1 20 60 7c 8b 48 0f 44 c8 48 0f 44 d8 48 c7 c7 e0 60 7c 8b 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 a0 83 6f 92 e8 81 c8 de 08 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 55 48 RSP: 0018:ffffc90004b17760 EFLAGS: 00010246 RAX: 0000000000000056 RBX: ffffffff8b7cada0 RCX: 49af6b60b72fc900 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90004b17850 R08: ffffffff817127ac R09: 1ffff92000962e8c R10: dffffc0000000000 R11: fffff52000962e8d R12: ffffffff8b7cadc0 R13: ffffc90004b17780 R14: ffffffff8d13f69f R15: ffff88807cb64660 FS: 00005555569c3480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feecf2c66e4 CR3: 000000002a255000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: check_journal_end fs/reiserfs/journal.c:3716 [inline] do_journal_end+0x4a9f/0x4b40 fs/reiserfs/journal.c:4041 do_journal_release+0x47c/0x4d0 fs/reiserfs/journal.c:1939 journal_release+0x1f/0x30 fs/reiserfs/journal.c:1970 reiserfs_put_super+0x23b/0x4c0 fs/reiserfs/super.c:616 generic_shutdown_super+0x13a/0x2c0 fs/super.c:696 kill_block_super+0x44/0x90 fs/super.c:1667 deactivate_locked_super+0xc1/0x130 fs/super.c:484 cleanup_mnt+0x426/0x4c0 fs/namespace.c:1256 task_work_run+0x24a/0x300 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xde/0x100 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb1/0x150 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x69/0x2a0 kernel/entry/common.c:296 do_syscall_64+0x52/0x110 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f8ad747e017 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:00007fff15c540a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8ad747e017 RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007fff15c54160 RBP: 00007fff15c54160 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff15c55220 R13: 00007f8ad74c83b9 R14: 000000000007a699 R15: 000000000000001b Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__reiserfs_panic+0x140/0x150 fs/reiserfs/prints.c:390 Code: c1 20 60 7c 8b 48 0f 44 c8 48 0f 44 d8 48 c7 c7 e0 60 7c 8b 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 a0 83 6f 92 e8 81 c8 de 08 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 55 48 RSP: 0018:ffffc90004b17760 EFLAGS: 00010246 RAX: 0000000000000056 RBX: ffffffff8b7cada0 RCX: 49af6b60b72fc900 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90004b17850 R08: ffffffff817127ac R09: 1ffff92000962e8c R10: dffffc0000000000 R11: fffff52000962e8d R12: ffffffff8b7cadc0 R13: ffffc90004b17780 R14: ffffffff8d13f69f R15: ffff88807cb64660 FS: 00005555569c3480(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feece798000 CR3: 000000002a255000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400