fsck.ext4 -n exited with status code 4 e2fsck 1.47.2 (1-Jan-2025) syzkaller contains a file system with errors, check forced. Pass 1: Checking inodes, blocks, and sizes Inode 17, i_blocks is 0, should be 4. Fix? no Pass 2: Checking directory structure Pass 3: Checking directory connectivity Pass 4: Checking reference counts Inode 17 ref count is 2049, should be 1. Fix? no Pass 5: Checking group summary information Free blocks count wrong for group #0 (65376, counted=96). Fix? no Free inodes count wrong for group #0 (0, counted=15). Fix? no Directories count wrong for group #0 (0, counted=3). Fix? no syzkaller: ********** WARNING: Filesystem still has errors ********** syzkaller: 17/32 files (5.9% non-contiguous), 32/128 blocks