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 This machine is running in i386 mode.