Public bug reported: This has been patched for newer kernels upstream, and also on other distros. See:
https://github.com/raspberrypi/linux/issues/3809 The symptom you see is this, repeated continually: Sep 25 16:01:36 tardis kernel: [16585.080473] usb 1-1.1.2: dvb_usb_v2: usb_bulk_msg() failed=-110 ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-modules-5.4.0-1043-raspi 5.4.0-1043.47 ProcVersionSignature: Ubuntu 5.4.0-1043.47-raspi 5.4.133 Uname: Linux 5.4.0-1043-raspi aarch64 ApportVersion: 2.20.11-0ubuntu27.20 Architecture: arm64 CasperMD5CheckResult: skip Date: Sat Sep 25 15:57:07 2021 ImageMediaBuild: 20200812 SourcePackage: linux-raspi UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: linux-raspi (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug arm64 arm64-image focal raspi-image uec-images -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1945057 Title: Geniatech T230C2 TV dongle is unusable on kernel 5.x.y To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/1945057/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs