[ltp] New glitch with 2.6 - no reboot with AC?

Richard Neill linux-thinkpad@linux-thinkpad.org
Sun, 23 Jul 2006 19:07:08 +0100


mmalten@comcast.net wrote:
> 
> I've discovered a new glitch and I'm not sure when or how this appeared 
> since I usually leave my R32 on.
> 
> It won't boot if I have AC plugged in.
> 
> Specifically, it won't begin LILO if I have AC plugged in, and I have to 
> leave it unplugged for a while during boot or there's a kernel panic.
> 
> I've done a search for relevant terms, tried appending pci=noacpi, 
> tinkered with the bios.  No luck.
> 
> The first few lines out of /var/log/messages are
> 
> Jul 22 20:32:52 debian kernel: ACPI: PM-Timer IO Port: 0x1008
> Jul 22 20:32:52 debian kernel: Allocating PCI resources starting at 
> 40000000 (gap: 30000000:cf800000)
> Jul 22 20:32:52 debian kernel: Built 1 zonelists
> Jul 22 20:32:52 debian kernel: Kernel command line: auto 
> BOOT_IMAGE=Linux ro root=301 i8042.nomux=1
> Jul 22 20:32:52 debian kernel: Local APIC disabled by BIOS -- you can 
> enable it with "lapic"
> 
> 
> if that helps.
> 
> Any advice?

Try booting from CD with Knoppix. That should help you divide the 
problem source into 2 halves, and eliminate one:
    Either - it is a kernel bug on your distro
    Or - it's a hardware error.

Best wishes,

Richard