Segfault happened at: 0x7fc09d1db5c7 <g_type_check_is_value_type+263>:	cmpq   $0x0,(%rax)
PC (0x7fc09d1db5c7) ok
source "$0x0" ok
destination "(%rax)" (0x00000000) not located in a known VMA region (needed writable region)!