[M3devel] mentor/win32

[Jay K]

Well mentor at least crashes consistently, in head.

 

0:012> .lastevent
Last event: efc.1240: Access violation - code c0000005 (first chance)
  debugger time: Sat Oct 24 07:38:32.609 2009 (GMT-7)
0:012> u . l1
m3vbtkit!ScrollerVBTClass__GetAttributes+0x179 [..\src\lego\WIN32\ScrollerVBTCla
ss.m3 @ 167]:
01181634 d94000          fld     dword ptr [eax]
0:012> r eax
eax=0000000c
0:012> k
ChildEBP RetAddr
0318f720 011b94e8 m3vbtkit!ScrollerVBTClass__GetAttributes+0x179 [..\src\lego\WI
N32\ScrollerVBTClass.m3 @ 167]
0318f7f8 011b754e m3vbtkit!ViewportVBT__AddView+0x101e [..\src\lego\ViewportVBT.
m3 @ 409]
0318f844 01124fc7 m3vbtkit!ViewportVBT__Init+0x30e [..\src\lego\ViewportVBT.m3 @
 131]
0318f964 011134b1 m3formsvbt!FormsVBT__pViewport+0x512 [..\src\FormsVBT.m3 @ 223
2]
0318f9c4 0113107a m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]
0318f9f0 01117520 m3formsvbt!FormsVBT__OneChild+0xf8 [..\src\FormsVBT.m3 @ 3642]

0318faf8 011134b1 m3formsvbt!FormsVBT__pShape+0x19c [..\src\FormsVBT.m3 @ 948]
0318fb58 0113107a m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]
0318fb84 011157d5 m3formsvbt!FormsVBT__OneChild+0xf8 [..\src\FormsVBT.m3 @ 3642]

0318fc80 011134b1 m3formsvbt!FormsVBT__pBorder+0x1af [..\src\FormsVBT.m3 @ 782]
0318fce0 011313aa m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]
0318fd30 0111c3d6 m3formsvbt!FormsVBT__AddChildren+0x2d4 [..\src\FormsVBT.m3 @ 3
671]
0318fe14 0111c0c8 m3formsvbt!FormsVBT__pHVBox+0x303 [..\src\FormsVBT.m3 @ 1372]
0318fe40 011134b1 m3formsvbt!FormsVBT__pVBox+0x22 [..\src\FormsVBT.m3 @ 1353]
0318fea0 01111dab m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]
0318ff4c 007bac76 m3formsvbt!FormsVBT__Apply+0xa3 [..\src\FormsVBT.m3 @ 84]
0318ff8c 007baa96 m3core!ThreadWin32__RunThread+0x195 [..\src\thread\WIN32\Threa
dWin32.m3 @ 524]
0318ffb4 7c80b729 m3core!ThreadWin32__ThreadBase+0x33 [..\src\thread\WIN32\Threa
dWin32.m3 @ 504]
0318ffec 00000000 kernel32!BaseThreadStart+0x37
0:012>


Should be easy to figure out given the consistency.

It is a null deref, offset.


 - Jay
 		 	   		  
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