The wow64exts extension must be loaded to access 32-bit state.
.load wow64exts will do this if you haven't loaded it already.
GetPageUrlData failed, server returned HTTP status 404
URL requested: http://watson.microsoft.com/StageOne/Server_exe/2011_9_1_0/2a425e19/unknown/0_0_0_0/bbbbbbb4/80000003/00000000.htm?Retriage=1
FAULTING_IP:
+6a922faf0248db64
0033:00000000 <Effective machine and debuggee state conflict, disassembly not possible>
ADDITIONAL_DEBUG_TEXT:
Use '!findthebuild' command to search for the target build information.
If the build information is available, run '!findthebuild -s ; .reload' to set symbol path and load symbols.
0:000:x86> r
eax=7efdb000 ebx=0008eb40 ecx=0008d410 edx=00000000 esi=74c286cb edi=00000000
eip=74c2cb49 esp=0008d8f0 ebp=0008ddb0 iopl=0 nv up ei pl nz na pe nc
cs=0033 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00000204
wow64!Wow64LdrpInitialize+0x8d5:
0033:74c2cb49 <Effective machine and debuggee state conflict, disassembly not possible>
0:000> !wow64exts.sw
Switched to 32bit mode
0:000:x86> r
eax=2aa65a90 ebx=0087a974 ecx=00000000 edx=0000029b esi=00000000 edi=00154016
eip=1f45a83f esp=0195f530 ebp=0195f550 iopl=0 ov up ei pl nz na pe nc
cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010a06
1f45a83f 6c ins byte ptr es:[edi],dx es:002b:00154016=??
GetPageUrlData failed, server returned HTTP status 404
URL requested: http://watson.microsoft.com/StageOne/Server_exe/2011_9_1_0/2a425e19/unknown/0_0_0_0/bbbbbbb4/80000003/00000000.htm?Retriage=1
ADDITIONAL_DEBUG_TEXT:
Use '!findthebuild' command to search for the target build information.
If the build information is available, run '!findthebuild -s ; .reload' to set symbol path and load symbols.
IP_ON_HEAP: 000000001f45a83f
The fault address in not in any loaded module, please check your build's rebase
log at <releasedir>\bin\build_logs\timebuild\ntrebase.log for module which may
contain the address if it were loaded.
LAST_CONTROL_TRANSFER: from 00000000007d4116 to 000000001f45a83f