check_f2fs: test wrong write(2) call

This patch adds a testcase to verify kernel has the below bug fix in f2fs.

f2fs: do not preallocate blocks which has wrong buffer

Bug: 77146255
Bug: 77344057
Change-Id: Ibc9077a334f335f42a65a79d546ac2eda918efa5
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
1 file changed