panic: double fault with 11.0-CURRENT r258504

[Konstantin Belousov]

On Wed, Nov 27, 2013 at 09:41:36AM -0800, Don Lewis wrote:
> On 27 Nov, Konstantin Belousov wrote:
> > On Wed, Nov 27, 2013 at 02:49:12AM -0800, Don Lewis wrote:
> >> <http://people.freebsd.org/~truckman/doublefault2.JPG>
> > 
> > What is the instruction at cpu_switch+0x9b ?
> 
> movl 0x8(%edx),%eax
So it is line 176 in swtch.s. Is machine still in ddb, or did you
obtained the core ? If yes, please print out the content of words at
0xe4f62bb0 + 4, +8 (*), +16. Please print the content of the word at
address (*) + 8.

> This machine is running in i386 mode.
Yes, this is clear from the backtraces.
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