Bug#679978: Thinkpad X220: fails to shutdown, hard reset required

[Jonathan Nieder <jrnieder@gmail.com>]

tags 679978 + moreinfo
quit

Hi Connor,

In July, Connor wrote:

> When I go to shutdown my laptop running Wheezy (by issuing 'sudo
> shutdown -h now'),
[the machine does not halt]
[...]
> Alternative shutdown/reboot commands (halt, poweroff, reboot) produce
> the same result. This occurs even with a fresh install, suggesting a
> general problem, as opposed to one involving a particular package I've
> installed.
[...]
> Furthermore, it appears the problem is battery-dependent in that it
> only occurs when running from battery power, not when supplied from a
> wall socket.

Thanks for reporting it, and sorry for the slow reply.  Please attach
full "dmesg" output from a normal boot so we can get to know your
setup better.  "acpidump" output would be useful as well.

Thanks,
Jonathan