XOrg fault: mouse?

[ 54317.407] (EE)
[ 54317.407] (EE) Backtrace:
[ 54317.408] (EE) 0: /usr/bin/Xorg (xorg_backtrace+0xb0) [0x505c12]
[ 54317.408] (EE) 1: /usr/bin/Xorg (OsSigHandler+0x73) [0x50e5f6]
[ 54317.408] (EE) 2: /lib/amd64/libc.so.1 (__sighndlr+0x6) [0x7fffaf3bfee6]
[ 54317.408] (EE) 3: /lib/amd64/libc.so.1 (call_user_handler+0x1db) [0x7fffaf3b2dab]
[ 54317.408] (EE) 4: /usr/bin/Xorg (dixGetPrivate+0x4d) [0x6969bd]
[ 54317.408] (EE) 5: /usr/bin/Xorg (dixLookupPrivate+0x43) [0x696a63]
[ 54317.408] (EE) 6: /usr/bin/Xorg (miPointerGetScreen+0x65) [0x6977c8]
[ 54317.409] (EE) 7: /usr/lib/xorg/modules/input/amd64/mouse_drv.so (vuidMouseAdjustFrame+0xa9) [0x7fffaeefd5b9]
[ 54317.409] (EE) 8: /usr/bin/Xorg (xf86SwitchMode+0x393) [0x529fd0]
[ 54317.409] (EE) 9: /usr/bin/Xorg (xf86RandRSetMode+0x237) [0x5566c5]
[ 54317.409] (EE) 10: /usr/bin/Xorg (xf86RandRSetConfig+0x2c2) [0x556a52]
[ 54317.409] (EE) 11: /usr/bin/Xorg (RRCrtcSet+0x388) [0x5d7d03]
[ 54317.409] (EE) 12: /usr/bin/Xorg (ProcRRSetCrtcConfig+0x7a3) [0x5d92d9]
[ 54317.409] (EE) 13: /usr/bin/Xorg (ProcRRDispatch+0x6f) [0x5d5be6]
[ 54317.409] (EE) 14: /usr/bin/Xorg (Dispatch+0x286) [0x4b4060]
[ 54317.410] (EE) 15: /usr/bin/Xorg (dix_main+0x670) [0x4c2444]
[ 54317.410] (EE) 16: /usr/bin/Xorg (main+0x28) [0x51d7dc]
[ 54317.410] (EE) 17: /usr/bin/Xorg (_start_crt+0x87) [0x4a43e7]
[ 54317.410] (EE) 18: /usr/bin/Xorg (_start+0x18) [0x4a4348]
[ 54317.410] (EE)
[ 54317.410] (EE) Segmentation Fault at address 0x6969bd
[ 54317.410] (EE)
Fatal server error:
[ 54317.410] (EE) Caught signal 11 (Segmentation Fault). Server aborting