Comment # 6 on bug 964553 from Gabriele Tettamanzi

Should this bug be caused by LVM?
Below the output of blkid and /etc/fstab.

BLKID output

/dev/sda1: PARTLABEL="primary" PARTUUID="d653f5e5-d5ed-47e1-9bea-c2b44888e907"
/dev/sda2: UUID="S9gnf1-R8Fc-H021-crBI-e3sT-czfY-FmgkSj" TYPE="LVM2_member"
PARTLABEL="primary" PARTUUID="e1268999-c081-460d-93e2-a2531d804882"
/dev/mapper/system-swap: UUID="28a82f31-79af-4171-afcd-4b34eeeb7f29"
TYPE="swap"
/dev/mapper/system-root: UUID="214a0118-576d-49fc-87de-7eeb3c299b98"
UUID_SUB="8d1d7ba8-d319-45fb-bc99-f7fbbbcd40ba" TYPE="btrfs"
/dev/mapper/system-home: UUID="b390c4bf-182a-4c39-af6a-7bb0fc708d5e" TYPE="xfs"

FILE /etc/fstab

/dev/system/swap     swap                 swap       defaults              0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /                    btrfs     
autodefrag            0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /boot/grub2/i386-pc  btrfs     
autodefrag,subvol=boot/grub2/i386-pc 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /boot/grub2/x86_64-efi btrfs     
autodefrag,subvol=boot/grub2/x86_64-efi 0 0
/dev/system/home     /home                xfs        defaults              1 2
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /opt                 btrfs     
autodefrag,subvol=opt 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /srv                 btrfs     
autodefrag,subvol=srv 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /tmp                 btrfs     
autodefrag,subvol=tmp 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /usr/local           btrfs     
autodefrag,subvol=usr/local 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/crash           btrfs     
autodefrag,subvol=var/crash 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/lib/libvirt/images btrfs     
autodefrag,subvol=var/lib/libvirt/images 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/lib/mailman     btrfs     
autodefrag,subvol=var/lib/mailman 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/lib/mariadb     btrfs     
autodefrag,subvol=var/lib/mariadb 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/lib/mysql       btrfs     
autodefrag,subvol=var/lib/mysql 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/lib/named       btrfs     
autodefrag,subvol=var/lib/named 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/lib/pgsql       btrfs     
autodefrag,subvol=var/lib/pgsql 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/log             btrfs     
autodefrag,subvol=var/log 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/opt             btrfs     
autodefrag,subvol=var/opt 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/spool           btrfs     
autodefrag,subvol=var/spool 0 0
UUID=214a0118-576d-49fc-87de-7eeb3c299b98 /var/tmp             btrfs     
autodefrag,subvol=var/tmp 0 0