Exiting Xorg panics Core Duo laptop

Eric Anderson anderson at centtech.com
Thu May 11 11:41:08 UTC 2006

John Baldwin wrote:
> On Tuesday 09 May 2006 16:34, Eric Anderson wrote:
>> I have a Core Duo system (2 2GHz CPUs), that continually locks up (I 
>> believe it panics) when exiting xorg with both CPU's enabled.  If I have:
>> hint.apic.0.disabled="1"
>> in device.hints, I only use one CPU, however it exits from xorg just 
>> fine.  When the system locks, I still have some keyboard control (num 
>> lock lights, etc), but I can't seem to do anything else.  I can't see 
>> the screen, it goes black during that time.  All my system 
>> configs/dmesg/etc are here:
>> Booted with apic not disabled:
>> http://www.googlebit.com/freebsd/200605090613/
>> Booted with apic disabled:
>> http://www.googlebit.com/freebsd/200605091117/
>> How can I debug (or help debug) this?
> What if you disable just SMP but leave APIC enabled
> (kern.smp.disabled=1)?

If I disable only SMP and leave APIC enabled, everything seems to work 
fine.   What other info can I give you?


Eric Anderson        Sr. Systems Administrator        Centaur Technology
Anything that works is better than anything that doesn't.

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