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-rw-r--r--fs/btrfs/volumes.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 2576b1a379c9..3e4f8f88353e 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -7825,6 +7825,18 @@ static int verify_one_dev_extent(struct btrfs_fs_info *fs_info,
ret = -EUCLEAN;
goto out;
}
+
+ /* It's possible this device is a dummy for seed device */
+ if (dev->disk_total_bytes == 0) {
+ dev = find_device(fs_info->fs_devices->seed, devid, NULL);
+ if (!dev) {
+ btrfs_err(fs_info, "failed to find seed devid %llu",
+ devid);
+ ret = -EUCLEAN;
+ goto out;
+ }
+ }
+
if (physical_offset + physical_len > dev->disk_total_bytes) {
btrfs_err(fs_info,
"dev extent devid %llu physical offset %llu len %llu is beyond device boundary %llu",