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-rw-r--r--fs/btrfs/scrub.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index d89d5c0a8c..4b22cfe9a9 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1390,8 +1390,15 @@ static int find_first_extent_item(struct btrfs_root *extent_root,
ret = btrfs_search_slot(NULL, extent_root, &key, path, 0, 0);
if (ret < 0)
return ret;
+ if (ret == 0) {
+ /*
+ * Key with offset -1 found, there would have to exist an extent
+ * item with such offset, but this is out of the valid range.
+ */
+ btrfs_release_path(path);
+ return -EUCLEAN;
+ }
- ASSERT(ret > 0);
/*
* Here we intentionally pass 0 as @min_objectid, as there could be
* an extent item starting before @search_start.