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:         3.6.6-1.fc17.x86_64

backtrace:
:0: /usr/bin/Xorg (xorg_backtrace+0x36) [0x4652d6]
:1: /usr/bin/Xorg (mieqEnqueue+0x26b) [0x5514db]
:2: /usr/bin/Xorg (0x400000+0x47f32) [0x447f32]
:3: /usr/bin/Xorg (xf86PostKeyboardEvent+0x4b) [0x4908cb]
:4: /usr/lib64/xorg/modules/input/evdev_drv.so (0x7f366b1e5000+0x611f) [0x7f366b1eb11f]
:5: /usr/bin/Xorg (0x400000+0x807b7) [0x4807b7]
:6: /usr/bin/Xorg (0x400000+0xa4ab0) [0x4a4ab0]
:7: /lib64/libpthread.so.0 (0x3794c00000+0xefe0) [0x3794c0efe0]
:8: /lib64/libc.so.6 (ioctl+0x7) [0x37944ea2f7]
:9: /lib64/libdrm.so.2 (drmIoctl+0x28) [0x39dc603658]
:10: /lib64/libdrm.so.2 (drmCommandWriteRead+0x1c) [0x39dc6058cc]
:11: /lib64/libdrm_radeon.so.1 (0x7f366e36a000+0x2009) [0x7f366e36c009]
:12: /lib64/libdrm_radeon.so.1 (0x7f366e36a000+0x2234) [0x7f366e36c234]
:13: /usr/lib64/xorg/modules/drivers/radeon_drv.so (0x7f366e597000+0xacb4a) [0x7f366e643b4a]
:14: /usr/lib64/xorg/modules/libexa.so (0x7f366d937000+0x5a7b) [0x7f366d93ca7b]
:15: /usr/lib64/xorg/modules/libexa.so (0x7f366d937000+0x7f30) [0x7f366d93ef30]
:16: /usr/lib64/xorg/modules/libexa.so (0x7f366d937000+0x11f68) [0x7f366d948f68]
:17: /usr/lib64/xorg/modules/libexa.so (0x7f366d937000+0xe898) [0x7f366d945898]
:18: /usr/bin/Xorg (0x400000+0x102139) [0x502139]
:19: /usr/lib64/xorg/modules/libexa.so (0x7f366d937000+0xf95f) [0x7f366d94695f]
:20: /usr/bin/Xorg (0x400000+0xfbc7b) [0x4fbc7b]
:21: /usr/bin/Xorg (0x400000+0x3447a) [0x43447a]
:22: /usr/bin/Xorg (0x400000+0x23485) [0x423485]
:23: /lib64/libc.so.6 (__libc_start_main+0xf5) [0x3794421735]
:24: /usr/bin/Xorg (0x400000+0x2375d) [0x42375d]