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

Additional info:
libreport version: 2.0.16
abrt_version:   2.0.16
kernel:         3.6.3-1.fc17.i686

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/bin/Xorg (xf86PostMotionEvent+0xaa) [0x80da10a]
:5: /usr/lib/xorg/modules/input/synaptics_drv.so (0xb6e81000+0x477e) [0xb6e8577e]
:6: /usr/lib/xorg/modules/input/synaptics_drv.so (0xb6e81000+0x6c61) [0xb6e87c61]
:7: /usr/bin/Xorg (0x8047000+0x82302) [0x80c9302]
:8: /usr/bin/Xorg (0x8047000+0xa8693) [0x80ef693]
:9: (vdso) (__kernel_sigreturn+0x0) [0xb77d4400]
:10: (vdso) (__kernel_vsyscall+0x10) [0xb77d4424]
:11: /lib/libc.so.6 (ioctl+0x19) [0x46cb2459]
:12: /lib/libdrm.so.2 (drmIoctl+0x34) [0x4839eb74]
:13: /lib/libdrm.so.2 (drmCommandWriteRead+0x3d) [0x483a169d]
:14: /lib/libdrm_radeon.so.1 (0xb7569000+0x17c2) [0xb756a7c2]
:15: /lib/libdrm_radeon.so.1 (radeon_bo_wait+0x1b) [0xb756c08b]
:16: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb7595000+0xcb0d1) [0xb76600d1]
:17: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb7595000+0xcc042) [0xb7661042]
:18: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb7595000+0xd0164) [0xb7665164]
:19: /lib/libdrm.so.2 (drmHandleEvent+0xd0) [0x483a3ee0]
:20: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb7595000+0xcf6af) [0xb76646af]
:21: /usr/bin/Xorg (WakeupHandler+0x6e) [0x807b64e]
:22: /usr/bin/Xorg (WaitForSomething+0x19b) [0x80a974b]
:23: /usr/bin/Xorg (0x8047000+0x30101) [0x8077101]
:24: /usr/bin/Xorg (0x8047000+0x1dce5) [0x8064ce5]
:25: /lib/libc.so.6 (__libc_start_main+0xf5) [0x46bdf635]
:26: /usr/bin/Xorg (0x8047000+0x1e029) [0x8065029]