bad-superblock-*.txt

Crafted images from Jiri Slaby, produced by some symbolic execution framework
that finds unhandled cases at mount time.

Relevant kernel patches to backport:

e3540eab29e1b2260bc4b9b3979a49a00e3e3af8
btrfs: add more checks to btrfs_read_sys_array

ce7fca5f57ed0fcd7e7b3d7b1a3e1791f8e56fa3
btrfs: add checks for sys_chunk_array sizes

75d6ad382bb91f363452119d34238e156589ca2d
btrfs: more superblock checks, lower bounds on devices and sectorsize/nodesize

(and more from fs/btrfs/super.c)