Hoary: Random shutdowns

[Colin Watson]

On Mon, Mar 21, 2005 at 11:59:34PM -0800, Matt Zimmerman wrote:
> On Mon, Mar 21, 2005 at 11:32:34PM -0800, Steven Boothe wrote:
> > I just installed "Kubuntu 5.04 "Hoary Hedgehog" Preview i386 Binary-1 last 
> > night and installed it on an HP Pavilion zd7140 widescreen laptop. 
> > Everything when fairly smoothly until it came time to login. Typically 
> > within 20 seconds to two minutes from the time I get to the login screen 
> > the system will shutdown just suddenly power completely off.
> > 
> > I have tried setting acpi=off at boot time and this offers zero help.
> 
> This commonly indicates a faulty power supply.  Does it happen when you
> run on battery, or on AC, or both?

It sounds to me like a hotplugged watchdog driver that isn't getting the
input it wants and so shuts off the machine; Debian has had problems
like this reported in the past, and the fix was to blacklist the driver
in question. Can we see the output of 'lsmod', 'lspci', and 'lspci -n'?

Thanks,

-- 
Colin Watson                                       [cjwatson at ubuntu.com]