After replace dvb firmware and add new extra firmware dvb-tuner- si2157-a30-01.fw for my dvb TT CT2-4650CI (thx for coreelec github) is bug solved.
** Changed in: linux (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1970519 Title: Many errors on amd 570x with amdgpu driver during dvb watching To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1970519/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs