btrfs-progs: verbose error when we find an unexpected item in sys_array

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/volumes.c b/volumes.c
index b4d489a..492dcd2 100644 (file)
--- a/volumes.c
+++ b/volumes.c
@@ -1855,7 +1855,11 @@ int btrfs_read_sys_array(struct btrfs_root *root)
                        if (ret)
                                break;
                } else {
-                       BUG();
+                       printk(
+               "ERROR: unexpected item type %u in sys_array at offset %u\n",
+                               (u32)key.type, cur_offset);
+                       ret = -EIO;
+                       break;
                }
                array_ptr += len;
                sb_array_offset += len;