On 27 Nov, Konstantin Belousov wrote: > On Wed, Nov 27, 2013 at 10:33:30AM -0800, Don Lewis wrote: >> On 27 Nov, Konstantin Belousov wrote: >> > 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. >> >> It is still in ddb. >> >> <http://people.freebsd.org/~truckman/doublefault3.JPG>, though not in >> the above order. > Uhm, sorry, I mistyped the last part of the instructions. > > The new thread pointer is 0xd2f4e000, there is nothing incriminating. > Please print the word at 0xd2f4e000+0x254 == 0xd2f4e254, which would be > the address of the new thread pcb. It is load from the pcb + 8 which > faults.
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