SMP support problem - panic: APIC: Previous IPI is stuck

[Jon Noack]

On 11/28/04 19:26, Aykut KARA wrote:
> We are using FreeBSD 5.3R on our quad(4) cpu server. Our problem is, which I
> mentioned in subject line, "panic: APIC: Previous IPI is stuck". When server
> gives such an error, it stops responding ...
>  
> I have searched all mailing lists but I can not find a solution except
> disabling SMP support in kernel which can not handle the traffic. What can
> be done in this situation? I will be pleased for your advises...

You sure you searched the mailing lists?  ;-)

Stephan Uphoff produced a patch that might fix it and posted to current@ 
about it 2 weeks ago:
http://lists.freebsd.org/pipermail/freebsd-current/2004-November/043156.html

Jon