diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 004ad321a45d6515baca8124a15d0d43b2afef5e..c723ee3e499590e044985bd95bbbc458d8911f31 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -6483,6 +6483,9 @@ __releases(ext4_group_lock_ptr(sb, e4b->bd_group)) bool set_trimmed = false; void *bitmap; + if (unlikely(EXT4_MB_GRP_BBITMAP_CORRUPT(e4b->bd_info))) + return 0; + last = ext4_last_grp_cluster(sb, e4b->bd_group); bitmap = e4b->bd_bitmap; if (start == 0 && max >= last)