If xfs_repair detects a dir/attr btree that cycles back to the root, the
tree should be cleared and/or rebuilt instead of simply aborting the
repair program.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
repair/attr_repair.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/repair/attr_repair.c b/repair/attr_repair.c
index b855a10..37a821b 100644
--- a/repair/attr_repair.c
+++ b/repair/attr_repair.c
@@ -763,7 +763,12 @@ process_leaf_attr_level(xfs_mount_t *mp,
* 0 is the root block and no block
* pointer can point to the root block of the btree
*/
- ASSERT(da_bno != 0);
+ if (da_bno == 0) {
+ do_warn(
+ _("btree cycle detected in attribute fork for inode %" PRIu64 "\n"),
+ ino);
+ goto error_out;
+ }
if (dev_bno == NULLFSBLOCK) {
do_warn(
--
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