Bug#780520: systemd-sysv: computer restarts after shutdown if connected to an external display

Michael Biebl biebl at debian.org
Sun Mar 15 17:49:46 GMT 2015


Control: tags -1 moreinfo unreproducible
Control: severity -1 normal

Hi!

Am 15.03.2015 um 15:02 schrieb Harven:
> I am using debian jessie with the kde desktop.
> When my laptop (HP probook 650) is connected to an external screen,
> I can't shutdown properly.  When I halt the computer, either using the menus,
> the power button or the halt command, I have the usual shutdown messages,
> then everything seems to stop as expected. But after one second, the computer
> reboots!
> I can only shutdown by keeping the power button pressed long enough so as to
> get a power cut.
> 
> After some investigation, I found that this behavior appears only
> when the laptop is connected to an external screen.
> If there is no external display connected or if I first disconnect the external
> display
> (e.g. removing the vga connector), I can shutdown properly.
> 
> This problem appeared after an upgrade (debian jessie) done in january.
> The system was previously upgraded in october I think.

Can you find out, which version was installed before and which one after
the upgrade?

> In order to solve the problem, I tried removing the pm-utils package. This
> didn't help.
> I don't have the kexec-tools package installed. I discussed the problem on the
> debian forums
> and at least one other user is affected by the bug.
> 
> Now that I know that I can circumvent the problem by disconnecting the external
> screen,
> this is less a problem. At first, this was very annoying though. I often walked
> from the keyboard
> thinking the computer was going to shutdown, only to discover later that it has
> rebooted for some
> mysterious reason.

I do use an external monitor as well (via a docking station), but I
can't reproduce the problem.

I wonder if this is a BIOS thing. Could you check your BIOS settings if
e.g. it has something like Always On USB.



-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

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