Version-Release number of selected component:
xorg-x11-server-Xorg-1.12.3-2.fc17

Additional info:
libreport version: 2.0.18
abrt_version:   2.0.18
kernel:         3.6.5-1.fc17.i686.PAE

backtrace:
:0: /usr/bin/Xorg (xorg_backtrace+0x4a) [0x80ac45a]
:1: /usr/bin/Xorg (mieqEnqueue+0x22b) [0x81aacfb]
:2: /usr/bin/Xorg (0x8047000+0x4589c) [0x808c89c]
:3: /usr/bin/Xorg (xf86PostMotionEventM+0x253) [0x80d9ec3]
:4: /usr/lib/xorg/modules/input/evdev_drv.so (0xb551d000+0x3e2e) [0xb5520e2e]
:5: /usr/lib/xorg/modules/input/evdev_drv.so (0xb551d000+0x5534) [0xb5522534]
:6: /usr/bin/Xorg (0x8047000+0x82302) [0x80c9302]
:7: /usr/bin/Xorg (0x8047000+0xa8693) [0x80ef693]
:8: (vdso) (__kernel_sigreturn+0x0) [0xb774f400]
:9: /usr/bin/Xorg (0x8047000+0x6aed0) [0x80b1ed0]
:10: (vdso) (__kernel_sigreturn+0x0) [0xb774f400]
:11: /usr/lib/xorg/modules/drivers/nouveau_drv.so (0xb7620000+0x4689) [0xb7624689]
:12: /usr/lib/xorg/modules/libexa.so (0xb75c6000+0x50ec) [0xb75cb0ec]
:13: /usr/lib/xorg/modules/libexa.so (0xb75c6000+0x54a3) [0xb75cb4a3]
:14: /usr/lib/xorg/modules/libexa.so (0xb75c6000+0x76dc) [0xb75cd6dc]
:15: /usr/lib/xorg/modules/libexa.so (0xb75c6000+0x4169) [0xb75ca169]
:16: /usr/lib/xorg/modules/libexa.so (0xb75c6000+0x10594) [0xb75d6594]
:17: /usr/lib/xorg/modules/libexa.so (0xb75c6000+0x8460) [0xb75ce460]
:18: /usr/bin/Xorg (0x8047000+0x110b15) [0x8157b15]
:19: /usr/bin/Xorg (0x8047000+0xe20bb) [0x81290bb]
:20: /usr/bin/Xorg (0x8047000+0xe34c7) [0x812a4c7]
:21: /usr/bin/Xorg (0x8047000+0x303fd) [0x80773fd]
:22: /usr/bin/Xorg (0x8047000+0x1dce5) [0x8064ce5]
:23: /lib/libc.so.6 (__libc_start_main+0xf5) [0x4eab4635]
:24: /usr/bin/Xorg (0x8047000+0x1e029) [0x8065029]