Description: nilfs2: fix failure to detect DAT corruption in btree and direct mappings
References:
Notes:
 carnil> Introduced in c3a7abf06ce7 ("nilfs2: support contiguous lookup of blocks").
 carnil> Vulnerable versions: 2.6.31-rc1.
Bugs:
upstream: released (6.9-rc1) [f2f26b4a84a0ef41791bd2d70861c8eac748f4ba]
6.8-upstream-stable: released (6.8.3) [82827ca21e7c8a91384c5baa656f78a5adfa4ab4]
6.6-upstream-stable: released (6.6.24) [f69e81396aea66304d214f175aa371f1b5578862]
6.1-upstream-stable: released (6.1.84) [46b832e09d43b394ac0f6d9485d2b1a06593f0b7]
5.10-upstream-stable: released (5.10.215) [c3b5c5c31e723b568f83d8cafab8629d9d830ffb]
4.19-upstream-stable: released (4.19.312) [b67189690eb4b7ecc84ae16fa1e880e0123eaa35]
sid: released (6.7.12-1)
6.1-bookworm-security: released (6.1.85-1)
5.10-bullseye-security: released (5.10.216-1)
4.19-buster-security: needed