fsck.jfs -n exited with status code 4 fsck.jfs version 1.1.15, 04-Mar-2011 processing started: 8/23/2025 14:12:02 The current device is: /tmp/3868627060.img Block size in bytes: 4096 Filesystem size in blocks: 4096 **Phase 1 - Check Blocks, Files/Directories, and Directory Entries Invalid data format detected in root directory. CANNOT CONTINUE. ERRORS HAVE BEEN DETECTED. Run fsck with the -f parameter to repair.