(72c.60c): Break instruction exception - code 80000003 (first chance)
ntdll!DbgBreakPoint:
00000000`77b90530 cc              int     3
0:026> g
ModLoad: 00000000`72850000 00000000`72856000   C:\Windows\SysWOW64\rasadhlp.dll
ModLoad: 00000000`72590000 00000000`725c8000   C:\Windows\SysWOW64\fwpuclnt.dll
(72c.11b4): Access violation - code c0000005 (first chance)
First chance exceptions are reported before any exception handling.
This exception may be expected and handled.
xul!mozilla::widget::WindowHook::Lookup+0x4:
669fa59e 8b00            mov     eax,dword ptr [eax]  ds:002b:000000dc=????????
0:000:x86> g
ntdll!KiUserCallbackDispatcher:
00000000`77b91206 488b4c2420      mov     rcx,qword ptr [rsp+20h] ss:00000000`0f45e420=000000000f45e458
0:027> kb
RetAddr           : Args to Child                                                           : Call Site
00000000`7537fe3a : 00000000`7535aea8 00000000`00000000 00000000`75361ca4 8000001c`00000000 : ntdll!KiUserCallbackDispatcher
00000000`7535aea8 : 00000000`00000000 00000000`75361ca4 8000001c`00000000 00000000`726198dc : wow64win!ZwUserGetMessage+0xa
00000000`753acf87 : 00000000`1144fa00 00000000`1144f664 00000000`fff65000 00000000`00000000 : wow64win!whNtUserGetMessage+0x30
00000000`75332776 : 00000000`7610a95d 00000000`00000023 00000000`00000246 00000000`1144f65c : wow64!Wow64SystemServiceEx+0xd7
00000000`753ad07e : 00000000`00000000 00000000`75331920 00000000`00000000 00000000`00000000 : wow64cpu!TurboDispatchJumpAddressEnd+0x2d
00000000`753ac549 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : wow64!RunCpuSimulation+0xa
00000000`77bbe707 : 00000000`00000000 00000000`fffdf000 00000000`fff65000 00000000`00000000 : wow64!Wow64LdrpInitialize+0x429
00000000`77b6c32e : 00000000`0f45f4a0 00000000`00000000 00000000`fffdf000 00000000`00000000 : ntdll! ?? ::FNODOBFM::`string'+0x29364
00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!LdrInitializeThunk+0xe