http://bugs.freedesktop.org/show_bug.cgi?id=12097
Summary: NULL pointer dereference in viaXMesaWindowMoved
Product: Mesa
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/DRI/Unichrome
AssignedTo: [email protected]
ReportedBy: [EMAIL PROTECTED]
With unichrome dri, glxinfo segfaults with the following stack trace:
0xb778766e in viaXMesaWindowMoved (vmesa=0x8056220) at via_context.c:745
745 switch (vmesa->glCtx->DrawBuffer->_ColorDrawBufferMask[0]) {
(gdb) bt
#0 0xb778766e in viaXMesaWindowMoved (vmesa=0x8056220) at via_context.c:745
#1 0xb7787a6b in viaGetLock (vmesa=0x8056220, flags=0) at via_context.c:913
#2 0xb778bd09 in viaWaitIdle (vmesa=0x8056220, light=0 '\0') at
via_ioctl.c:455
#3 0xb7787efd in viaDestroyContext (driContextPriv=0x80540e8) at
via_context.c:701
#4 0xb7783837 in driDestroyContext (dpy=0x804e008, scrn=0,
contextPrivate=0x80540e8) at ../common/dri_util.c:753
#5 0xb7dfbeea in DestroyContext (dpy=0x804e008, gc=0x80560e0) at glxcmds.c:472
#6 0x0804a0ae in main (argc=-1074695228, argv=0x0) at glxinfo.c:495
#7 0xb7c95f90 in __libc_start_main () from /lib/i686/libc.so.6
#8 0x08048bc1 in _start ()
vmesa->glCtx->DrawBuffer is NULL in viaXMesaWindowMoved()
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