This looks relevant: https://www.redhat.com/archives/dm-devel/2016-June/msg00015.html
On Tue, Jul 19, 2016 at 5:19 AM, Stefan Bader <[email protected]> wrote: > While I have not found out where exactly things go wrong, I could > confirm that this is related to ppc64el builds using a 64k page size. I > build a test kernel with 4k page size and installed it inside the VM. > With that bcache-super-show will will reflect the correct status after > activation and also the superblock magic will remain intact when > breaking the cache and backing device. > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1602299 > > Title: > bcache is unstable on ppc64el > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1602299/+subscriptions > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1602299 Title: bcache is unstable on ppc64el To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1602299/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
