official Nvidia driver

Andy Ritger aritger at nvidia.com
Mon Dec 6 07:19:27 PST 2004


I don't believe anything changed between the 6111 and 6629 drivers
that would have affected this.  Are you sure that the SEGV is on
the dereference of pDrawable?

If you could follow up with me offline with instructions on how to
reproduce, I could try to investigate.

Thanks,
- Andy


On Sun, 5 Dec 2004, Amir Bukhari wrote:

> 
> on my machine (AMD 1700+ XP nvidia Geforce2 MX 400 64MB, kernel 2.4) I
> get strange X crash with signal 11. I got it when using Looking Glass 3D
> Desktop. this problem appear only to me when I use the new nvidia driver
> 1.0-6629, with old version I didn't get it.
> 
> as you see in Xorg backtrace (using gdb) pDrawable is not zero as it
> passed to function,but X crash on the if statement.
> 
> have someone such a problem?
> 
> -----------------
> 
> Program received signal SIGSEGV, Segmentation fault.
> 0x081b945f in cwGetBackingDrawable (pDrawable=0x85b3f90,
> x_off=0xbfffefd4, 
>     y_off=0xbfffefd0) at cw.c:90
>     90          if (pDrawable->type == DRAWABLE_WINDOW && 
>     (gdb) backtrace 
>     #0  0x081b945f in cwGetBackingDrawable (pDrawable=0x85b3f90,
> x_off=0xbfffefd4, 
>         y_off=0xbfffefd0) at cw.c:90
> 	#1  0x081bb01a in cwCopyArea (pSrc=0x85b3f90, pDst=0x85b59d0,
> pGC=0x8468610, 
> 	    srcx=-2147482899, srcy=-2147483072, w=83, h=25, dstx=0, dsty=0)
> 	        at cw_ops.c:180
> 		#2  0x081b0d37 in damageCopyArea (pSrc=0x85b3f90, pDst=0x85b59d0, 
> 		    pGC=0x8468610, srcx=-2147482899, srcy=-2147483072, width=83,
> height=25, 
> 		        dstx=0, dsty=0) at damage.c:807
> 			#3  0x081ac874 in compCopyWindow (pWin=0x85b3760, ptOldOrg={x = 749,
> y = 576}, 
> 			    prgnSrc=0x85b5938) at compwindow.c:515
> 			    #4  0x081be8be in lg3dSlideAndSizeWindow (pWin=0x85b3760, x=787,
> y=576, w=94, 
> 			        h=25, pSib=0x859fa08) at lg3dwindow.c:536
> 				#5  0x080fd93a in ConfigureWindow (pWin=0x85b3760, mask=15,
> vlist=0x8588264, 
> 				    client=0x8588018) at window.c:2529
> 				    #6  0x080d3f87 in ProcConfigureWindow (client=0x8588018) at
> dispatch.c:917
> 				    #7  0x080f4caa in SProcConfigureWindow (client=0x8588018) at
> swapreq.c:221
> 				    #8  0x080d35c8 in Dispatch () at dispatch.c:601
> 				    #9  0x080ebb22 in main (argc=7, argv=0xbffff7f4,
> envp=0xbffff814) at main.c:443
> -- 
> Amir Bukhari <ufz6 at rz.uni-karlsruhe.de>
> 
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