VIM1: not able to poweroff with "xhci-hcd xhci-hcd.0.auto: Host halt failed, -110"

张 宁 zhangn1985 at outlook.com
Wed Jul 29 22:23:06 EDT 2020


hi, all

I find in certain case VIM1 can't poweroff or reboot, with below log in console.

```
[   68.965258] systemd-shutdown[1]: Syncing filesystems and block devices.
[   68.967336] systemd-shutdown[1]: Powering off.
[   68.970769] kvm: exiting hardware virtualization
[   68.994071] xhci-hcd xhci-hcd.0.auto: Host halt failed, -110
[   69.020136] xhci-hcd xhci-hcd.0.auto: remove, state 4
[   69.020285] usb usb2: USB disconnect, device number 1
[   69.025355] xhci-hcd xhci-hcd.0.auto: USB bus 2 deregistered
[   69.030315] xhci-hcd xhci-hcd.0.auto: remove, state 1
[   69.035275] usb usb1: USB disconnect, device number 1
[   69.040306] usb 1-1: USB disconnect, device number 2
[   69.045206] usb 1-1.3: USB disconnect, device number 3
```

Linux kernel: 5.7.10

reproduce steps:
1, connect USB/Bluetooth combo keyboard via USB cable, keyboard in USB mode.
2, switch keyboard to bluetooth mode, do not remove USB cable.
3, poweroff.

The keyboard I use: DAREU EK820. no link provided.

BR.
Ning.


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