scandir（）导致段错误，即使有效的绝对路径？

I'm not sure what I'm missing here, but I've been staring at this for quite a while. It seems that I get a segmentation fault when scanning what seems to be a valid directory. I'm just trying to print all dir entries and subdir entries. gdb run and backtrace:I'm not sure what I'm missing here, but I've be