Comment 2 for bug 1280659

crash dump

[ 2100.927] (II) config/udev: removing device Atmel Atmel maXTouch Digitizer
[ 2100.953] (II) evdev: Atmel Atmel maXTouch Digitizer: Close
[ 2100.953] (II) UnloadModule: "evdev"
[ 2104.016] (II) AIGLX: Suspending AIGLX clients for VT switch
[ 2118.897] (EE)
[ 2118.897] (EE) Backtrace:
[ 2118.934] (EE) 0: /usr/bin/X (xorg_backtrace+0x48) [0x7f4539513958]
[ 2118.934] (EE) 1: /usr/bin/X (0x7f453936b000+0x1ac649) [0x7f4539517649]
[ 2118.934] (EE) 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7f4538468000+0x10330) [0x7f4538478330]
[ 2118.935] (EE) 3: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0x23530c) [0x7f45328ae30c]
[ 2118.935] (EE) 4: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0x236d30) [0x7f45328afd30]
[ 2118.935] (EE) 5: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0x21c3aa) [0x7f45328953aa]
[ 2118.935] (EE) 6: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0x144a91) [0x7f45327bda91]
[ 2118.935] (EE) 7: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0x14c850) [0x7f45327c5850]
[ 2118.935] (EE) 8: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0x14ee0c) [0x7f45327c7e0c]
[ 2118.935] (EE) 9: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0xe7237) [0x7f4532760237]
[ 2118.935] (EE) 10: /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so (0x7f4532679000+0xe8680) [0x7f4532761680]
[ 2118.936] (EE) 11: /usr/lib/x86_64-linux-gnu/libglamor.so.0 (0x7f4535093000+0x26956) [0x7f45350b9956]
[ 2118.936] (EE) 12: /usr/lib/x86_64-linux-gnu/libglamor.so.0 (0x7f4535093000+0x27136) [0x7f45350ba136]
[ 2118.936] (EE) 13: /usr/lib/x86_64-linux-gnu/libglamor.so.0 (glamor_create_pixmap+0x298) [0x7f45350975e8]
[ 2118.936] (EE) 14: /usr/lib/xorg/modules/drivers/radeon_drv.so (0x7f4532dc5000+0x4c963) [0x7f4532e11963]
[ 2118.936] (EE) 15: /usr/bin/X (0x7f453936b000+0x519f7) [0x7f45393bc9f7]
[ 2118.936] (EE) 16: /usr/bin/X (0x7f453936b000+0x55a9e) [0x7f45393c0a9e]
[ 2118.936] (EE) 17: /usr/bin/X (0x7f453936b000+0x5989a) [0x7f45393c489a]
[ 2118.937] (EE) 18: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7f4536ea5ed5]
[ 2118.937] (EE) 19: /usr/bin/X (0x7f453936b000+0x44e7e) [0x7f45393afe7e]
[ 2118.937] (EE)
[ 2118.937] (EE) Segmentation fault at address 0x10
[ 2118.937] (EE)
Fatal server error:
[ 2118.937] (EE) Caught signal 11 (Segmentation fault). Server aborting
[ 2118.937] (EE)
[ 2118.937] (EE)
Please consult the The X.Org Foundation support
  at http://wiki.x.org
 for help.
[ 2118.937] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[ 2118.938] (EE)
[ 2118.938] (EE) Server terminated with error (1). Closing log file.