This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1794074
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1794074
Title:
xhci_hcd 0000:25:00.0: ERROR unknown event type 15
Status in linux package in Ubuntu:
Incomplete
Bug description:
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
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