fsck.jfs -n exited with status code 4 fsck.jfs version 1.1.15, 04-Mar-2011 processing started: 9/6/2025 19:58:26 The current device is: /tmp/949744572.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.