** Description changed: Very recently my HDMI-->USB video capture device stopped working. /dev/video{0,1} is no longer created so it can no longer be accessed. The device in question was bought from eBay: http://web.archive.org/web/20200906083930/https://www.ebay.co.uk/p/15039374404?iid=313155173737 Photo attached, just in case. linux-image-5.4.0-42-generic works. - - linux-image-5.4.0-45-generic fails: + linux-image-5.4.0-45-generic fails. + There appears to be no intermediate kernel releases. $ lsusb Bus 002 Device 003: ID 534d:2109 $ lsusb -t /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/2p, 480M - |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/8p, 480M - |__ Port 2: Dev 3, If 0, Class=Video, Driver=snd-usb-audio, 480M - |__ Port 2: Dev 3, If 1, Class=Video, Driver=snd-usb-audio, 480M - |__ Port 2: Dev 3, If 2, Class=Audio, Driver=snd-usb-audio, 480M - |__ Port 2: Dev 3, If 3, Class=Audio, Driver=snd-usb-audio, 480M - |__ Port 2: Dev 3, If 4, Class=Human Interface Device, Driver=usbhid, 480M - |__ Port 3: Dev 4, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M - |__ Port 4: Dev 5, If 1, Class=Human Interface Device, Driver=usbhid, 1.5M - |__ Port 4: Dev 5, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M + |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/8p, 480M + |__ Port 2: Dev 3, If 0, Class=Video, Driver=snd-usb-audio, 480M + |__ Port 2: Dev 3, If 1, Class=Video, Driver=snd-usb-audio, 480M + |__ Port 2: Dev 3, If 2, Class=Audio, Driver=snd-usb-audio, 480M + |__ Port 2: Dev 3, If 3, Class=Audio, Driver=snd-usb-audio, 480M + |__ Port 2: Dev 3, If 4, Class=Human Interface Device, Driver=usbhid, 480M + |__ Port 3: Dev 4, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M + |__ Port 4: Dev 5, If 1, Class=Human Interface Device, Driver=usbhid, 1.5M + |__ Port 4: Dev 5, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M - Multiple reboots needed to capture data so will update shortly. + There are many commits to look through to find anything of relevance. + Will update a.s.a.p. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-5.4.0-45-generic 5.4.0-45.49~18.04.2 ProcVersionSignature: Ubuntu 5.4.0-45.49~18.04.2-generic 5.4.55 Uname: Linux 5.4.0-45-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.9-0ubuntu7.17 Architecture: amd64 CurrentDesktop: MATE Date: Sun Sep 6 09:36:32 2020 SourcePackage: linux-signed-hwe-5.4 UpgradeStatus: No upgrade log present (probably fresh install)
** Tags added: regression -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1894424 Title: HDMI video capture device fails [534d:2109] (no /dev/video{0,1}) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.4/+bug/1894424/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs