Comment 10 for bug 1029265

I'm seeing this problem too, and also have integrated intel graphics. I'm on an Acer Aspire 1410. My backtraces look very similar to yours.

Here's all the data I gathered --- if more would be useful, let me know:

~$ dmesg | grep Xorg | tail -n 1
[ 750.880241] Xorg[1034]: segfault at 9 ip b7633b28 sp bfabd2a0 error 4 in Xorg[b7513000+1f3000]

From /var/log/Xorg.0.log.old:

[ 442.748] (II) intel(0): EDID vendor "AUO", prod id 8284
[ 442.748] (II) intel(0): Printing DDC gathered Modelines:
[ 442.748] (II) intel(0): Modeline "1366x768"x0.0 65.50 1366 1390 1406 1406 768 770 774 776 -hsync -vsync (46.6 kHz)
[ 750.764]
Backtrace:
[ 750.793] 0: /usr/bin/X (xorg_backtrace+0x37) [0xb769b607]
[ 750.793] 1: /usr/bin/X (0xb7513000+0x18c38a) [0xb769f38a]
[ 750.793] 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xb74f040c]
[ 750.793] 3: /usr/bin/X (XIChangeDeviceProperty+0x1b8) [0xb7633b28]
[ 750.793] 4: /usr/bin/X (0xb7513000+0x121188) [0xb7634188]
[ 750.794] 5: /usr/bin/X (0xb7513000+0x116f77) [0xb7629f77]
[ 750.794] 6: /usr/bin/X (0xb7513000+0x3791d) [0xb754a91d]
[ 750.794] 7: /usr/bin/X (0xb7513000+0x2535a) [0xb753835a]
[ 750.794] 8: /lib/i386-linux-gnu/libc.so.6 (__libc_start_main+0xf3) [0xb71794d3]
[ 750.794] 9: /usr/bin/X (0xb7513000+0x25699) [0xb7538699]
[ 750.794] Segmentation fault at address 0x9
[ 750.794]
Caught signal 11 (Segmentation fault). Server aborting
[ 750.794]

~$ lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07)

~$ cat /var/log/Xorg.0.log | grep Chipset
[ 756.196] (II) intel: Driver for Intel Integrated Graphics Chipsets: i810,
[ 756.202] (II) intel(0): Integrated Graphics Chipset: Intel(R) GM45
[ 756.202] (--) intel(0): Chipset: "GM45"