Public bug reported: Using Ubuntu 18.04 as a bare-metal VM server via libvirtd qemu-kvm, after some time with the guests running, xhci freaks out and thinks the server died and disables all USB devices.
xhci_hcd 0000:25:00.0: ERROR unknown event type 15 xhci_hcd 0000:25:00.0: xHCI host not responding to stop endpoint command. xhci_hcd 0000:25:00.0: xHCI host controller not responding, assume dead xhci_hcd 0000:25:00.0: HC died; cleaning up ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1794074 Title: xhci_hcd 0000:25:00.0: ERROR unknown event type 15 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1794074/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs