tree 69c2e50d3e03c09c70b2452d7838a29c31077112
parent fffce4a4c4befb2a53fe9bbd5da9addd1efe41a8
author Theodore Ts'o <tytso@mit.edu> 1586835185 -0400
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1588433159 +0200

ext4: convert BUG_ON's to WARN_ON's in mballoc.c

[ Upstream commit 907ea529fc4c3296701d2bfc8b831dd2a8121a34 ]

If the in-core buddy bitmap gets corrupted (or out of sync with the
block bitmap), issue a WARN_ON and try to recover.  In most cases this
involves skipping trying to allocate out of a particular block group.
We can end up declaring the file system corrupted, which is fair,
since the file system probably should be checked before we proceed any
further.

Link: https://lore.kernel.org/r/20200414035649.293164-1-tytso@mit.edu
Google-Bug-Id: 34811296
Google-Bug-Id: 34639169
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Sasha Levin <sashal@kernel.org>