> During the fuzzing of FFS filesystem, we had a couple of issues > caused by corrupted inode fields. [...]
> To make sure that corrupted mount won't cause harm to the user, I > want to add function to validate root inode on mount step (after > superblock validation) Don't you have more or less the same issue with every other non-free inode in the filesystem? The only thing I can see that's special about the root inode in this regard is that it is the only inode that is used immediately upon mount. /~\ The ASCII Mouse \ / Ribbon Campaign X Against HTML mo...@rodents-montreal.org / \ Email! 7D C8 61 52 5D E7 2D 39 4E F1 31 3E E8 B3 27 4B