Description: f2fs: fix to do sanity check on inode type during garbage collection
References:
 https://www.openwall.com/lists/oss-security/2022/02/12/1
 https://bugzilla.kernel.org/show_bug.cgi?id=215231
 https://lore.kernel.org/linux-f2fs-devel/20211206144421.3735-3-chao@kernel.org/T/
Notes:
 bwh> The bug seems to exist in all our stable branches.
Bugs:
upstream: released (5.17-rc1) [9056d6489f5a41cfbb67f719d2c0ce61ead72d9f]
5.10-upstream-stable: needed
4.19-upstream-stable: needed
4.9-upstream-stable: needed
sid: released (5.16.7-1)
5.10-bullseye-security: needed
4.19-buster-security: needed
4.9-stretch-security: ignored "f2fs is not supportable"