btrfs-progs version is 4.0, what is the kernel versions you've tried to mount with?
I suggest running btrfs check (without --repair) and including the full output. There are a lot of changes in btrfs-progs 4.1, but off hand I don't know that they'd affect btrfs check results. Chris Murphy -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html