Public bug reported: I've tried to convert an ext4 partition on /dev/sda3 to btrfs I've run an "e2fsck -vyf" and everything was ok Then I run btrfs-convert:
# btrfs-convert /dev/sda3 No valid Btrfs found on /dev/sda3 unable to open ctree conversion aborted. $ uname -a Linux gamma 3.11.0-7-generic #14-Ubuntu SMP Mon Sep 16 18:37:27 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: btrfs-tools 0.19+20130705-1 ProcVersionSignature: Ubuntu 3.11.0-7.14-generic 3.11.1 Uname: Linux 3.11.0-7-generic x86_64 ApportVersion: 2.12.4-0ubuntu1 Architecture: amd64 Date: Fri Sep 20 19:38:28 2013 InstallationDate: Installed on 2012-10-19 (335 days ago) InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5) MarkForUpload: True SourcePackage: btrfs-tools UpgradeStatus: Upgraded to saucy on 2013-09-12 (7 days ago) ** Affects: btrfs-tools (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug btrfs saucy -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1228302 Title: btrfs-convert does not work (unable to open ctree) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/btrfs-tools/+bug/1228302/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs