On Fri, Mar 17, 2017 at 01:27:25PM +0100, michal virgovic wrote: > I tried it too, but with correctly computed root-hash, salt, > hash-device, fec-device (using veritysetup) and the outcome is same. Do you mean the panic when destroying the dm device or the issue you saw initially? If the hashes are correct, verity-fec should never use dm_bufio, except to create and destroy the client. Sami -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel