Segfault happened at: 0x7f2bbdfb9990 <XMoveResizeWindow+64>:	callq  *(%rax)
PC (0x7f2bbdfb9990) ok
source "*(%rax)" ok
destination "(%rsp)" (0x7fff8af885b0) ok
SP (0x7fff8af885b0) ok
Reason could not be automatically determined.