This seems to be related to https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1956849
The dmesg output is the same as mine when the host controller stops working: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1956849/comments/13 Are you using the 5.13 HWE kernel? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1959477 Title: USB dies, GUI hangs after plugging in Brother DS-740D scanner Status in linux package in Ubuntu: New Bug description: The Brother DS-740D scanner I have used to work fine until a couple of weeks ago. Now, whenever I plug it the GUI freezes (default Ubuntu LTS 20.04). Logging in from another computer works. Restarting GDM3 does not help, mouse is frozen. No crash log. But kern.log says: Jan 29 10:12:25 precies kernel: [ 1129.014431] xhci_hcd 0000:00:14.0: Abort failed to stop command ring: -110 Jan 29 10:12:25 precies kernel: [ 1129.014437] xhci_hcd 0000:00:14.0: xHCI host controller not responding, assume dead Jan 29 10:12:25 precies kernel: [ 1129.014444] xhci_hcd 0000:00:14.0: HC died; cleaning up Jan 29 10:12:25 precies kernel: [ 1129.014477] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command I tried updating the driver to the latest version (brscan5-1.2.9-0.amd64.deb) but that did not help. Additional info: $ lsb_release -rd Description: Ubuntu 20.04.3 LTS Release: 20.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1959477/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
