#0  SetDeviceAndProtocol (local=0x886090) at synaptics.c:180
#1  0x00002aaf6916d93a in DeviceControl (dev=0x890ea0, 
    mode=<value optimized out>) at synaptics.c:566
#2  0x0000000000447c64 in EnableDevice (dev=0x890ea0)
    at ../../dix/devices.c:139
#3  0x000000000047faa9 in OpenInputDevice (dev=0x890ea0, 
    client=<value optimized out>, status=0x7fff44a500ac)
    at ../../../../hw/xfree86/common/xf86Xinput.c:376
#4  0x000000000053ab2b in ProcXOpenDevice (client=0xba3180)
    at ../../Xi/opendev.c:127
#5  0x00000000004514eb in Dispatch () at ../../dix/dispatch.c:457
#6  0x0000000000439f4d in main (argc=10, argv=0x7fff44a50688, 
    envp=<value optimized out>) at ../../dix/main.c:477