Description of problem:
Logging in.

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/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 (0xb6eb5000+0x3e2e) [0xb6eb8e2e]
:5: /usr/lib/xorg/modules/input/evdev_drv.so (0xb6eb5000+0x5534) [0xb6eba534]
:6: /usr/bin/Xorg (0x8047000+0x82302) [0x80c9302]
:7: /usr/bin/Xorg (0x8047000+0xa8693) [0x80ef693]
:8: (vdso) (__kernel_sigreturn+0x0) [0xb77f3400]
:9: /usr/bin/Xorg (0x8047000+0x6aed0) [0x80b1ed0]
:10: (vdso) (__kernel_sigreturn+0x0) [0xb77f3400]
:11: /lib/ld-linux.so.2 (0x488f2000+0x98e6) [0x488fb8e6]
:12: /lib/ld-linux.so.2 (0x488f2000+0xa115) [0x488fc115]
:13: /lib/ld-linux.so.2 (0x488f2000+0xea8b) [0x48900a8b]
:14: /lib/ld-linux.so.2 (0x488f2000+0x14d50) [0x48906d50]
:15: /usr/lib/xorg/modules/libfb.so (fbZeroLine+0xc0) [0xb75797a0]
:16: /usr/lib/xorg/modules/libfb.so (fbPolyLine+0x8d) [0xb757990d]
:17: /usr/lib/xorg/modules/libexa.so (0xb7587000+0x10ede) [0xb7597ede]
:18: /usr/lib/xorg/modules/libexa.so (0xb7587000+0x7bdc) [0xb758ebdc]
:19: /usr/bin/Xorg (0x8047000+0x10fde0) [0x8156de0]
:20: /usr/bin/Xorg (0x8047000+0x2c211) [0x8073211]
:21: /usr/bin/Xorg (0x8047000+0x303fd) [0x80773fd]
:22: /usr/bin/Xorg (0x8047000+0x1dce5) [0x8064ce5]
:23: /lib/libc.so.6 (__libc_start_main+0xf5) [0x4892e635]
:24: /usr/bin/Xorg (0x8047000+0x1e029) [0x8065029]