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:         3.6.7-4.fc17.i686

backtrace:
:0: /usr/bin/Xorg (xorg_backtrace+0x4a) [0x80ac45a]
:1: /usr/lib/xorg/modules/input/synaptics_drv.so (0xb5983000+0x2586) [0xb5985586]
:2: /usr/lib/xorg/modules/input/synaptics_drv.so (0xb5983000+0x3bc3) [0xb5986bc3]
:3: /usr/lib/xorg/modules/input/synaptics_drv.so (0xb5983000+0x6c61) [0xb5989c61]
:4: /usr/bin/Xorg (0x8047000+0x82302) [0x80c9302]
:5: /usr/bin/Xorg (0x8047000+0xa8693) [0x80ef693]
:6: (vdso) (__kernel_sigreturn+0x0) [0xb77aa400]
:7: /usr/bin/Xorg (0x8047000+0x6aed0) [0x80b1ed0]
:8: (vdso) (__kernel_sigreturn+0x0) [0xb77aa400]
:9: (vdso) (__kernel_vsyscall+0x10) [0xb77aa424]
:10: /lib/libc.so.6 (ioctl+0x19) [0x4dd354b9]
:11: /lib/libdrm.so.2 (drmIoctl+0x34) [0x4fa29bc4]
:12: /lib/libdrm.so.2 (drmModeConnectorSetProperty+0x4c) [0x4fa2ebec]
:13: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb757b000+0xcfa34) [0xb764aa34]
:14: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb757b000+0x71f65) [0xb75ecf65]
:15: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb757b000+0xcc926) [0xb7647926]
:16: /usr/bin/Xorg (dixSaveScreens+0x245) [0x80a89d5]
:17: /usr/bin/Xorg (DPMSSet+0x13c) [0x80c90dc]
:18: /usr/lib/xorg/modules/extensions/libextmod.so (0xb7730000+0x197f0) [0xb77497f0]
:19: /usr/bin/Xorg (0x8047000+0x303fd) [0x80773fd]
:20: /usr/bin/Xorg (0x8047000+0x1dce5) [0x8064ce5]
:21: /lib/libc.so.6 (__libc_start_main+0xf5) [0x4dc62635]
:22: /usr/bin/Xorg (0x8047000+0x1e029) [0x8065029]