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

backtrace:
:0: /usr/bin/Xorg (xorg_backtrace+0x4a) [0x80ac45a]
:1: /usr/bin/Xorg (mieqEnqueue+0xf9) [0x81aabc9]
:2: /usr/bin/Xorg (0x8048000+0x4489c) [0x808c89c]
:3: /usr/bin/Xorg (xf86PostButtonEventM+0xa0) [0x80da440]
:4: /usr/bin/Xorg (xf86PostButtonEvent+0xc0) [0x80da620]
:5: /usr/lib/xorg/modules/input/evdev_drv.so (0xb43dd000+0x5658) [0xb43e2658]
:6: /usr/bin/Xorg (0x8048000+0x81302) [0x80c9302]
:7: /usr/bin/Xorg (0x8048000+0xa7693) [0x80ef693]
:8: (vdso) (__kernel_sigreturn+0x0) [0xb7765400]
:9: (vdso) (__kernel_vsyscall+0x10) [0xb7765424]
:10: /lib/libc.so.6 (ioctl+0x19) [0xb7380459]
:11: /lib/libdrm.so.2 (drmIoctl+0x34) [0xb7081bc4]
:12: /lib/libdrm.so.2 (drmCommandWrite+0x3d) [0xb708468d]
:13: /lib/libdrm_nouveau.so.1 (0xb7014000+0x2d7f) [0xb7016d7f]
:14: /lib/libdrm_nouveau.so.1 (nouveau_bo_map_range+0x106) [0xb7017496]
:15: /lib/libdrm_nouveau.so.1 (nouveau_bo_map+0x33) [0xb7017573]
:16: /usr/lib/xorg/modules/drivers/nouveau_drv.so (0xb7049000+0x3ef7) [0xb704cef7]
:17: /usr/lib/xorg/modules/libexa.so (0xb6fea000+0x9783) [0xb6ff3783]
:18: /usr/lib/xorg/modules/libexa.so (0xb6fea000+0x98a8) [0xb6ff38a8]
:19: /usr/bin/Xorg (miCopyRegion+0x184) [0x81a8bb4]
:20: /usr/bin/Xorg (miDoCopy+0x500) [0x81a9210]
:21: /usr/lib/xorg/modules/libexa.so (0xb6fea000+0x7f42) [0xb6ff1f42]
:22: /usr/bin/Xorg (0x8048000+0x10f8ce) [0x81578ce]
:23: /usr/bin/Xorg (0x8048000+0xe0e4a) [0x8128e4a]
:24: /usr/bin/Xorg (0x8048000+0xe24c7) [0x812a4c7]
:25: /usr/bin/Xorg (0x8048000+0x2f3fd) [0x80773fd]
:26: /usr/bin/Xorg (0x8048000+0x1cce5) [0x8064ce5]
:27: /lib/libc.so.6 (__libc_start_main+0xf5) [0xb72ad635]
:28: /usr/bin/Xorg (0x8048000+0x1d029) [0x8065029]