Sorry, but that first one: http://nanxiao.me/en/an-experience-of-fixing-a-memory-corruption-bug/ http://nanxiao.me/en/an-experience-of-fixing-a-memory-corrup..

Sorry, but that first one: http://nanxiao.me/en/an-experience-of-fixing-a-memory-corruption-bug/ http://nanxiao.me/en/an-experience-of-fixing-a-memory-corrup... is really dumb. The moral is that you don't use global variables that are accessed by multiple threads (unless you're very careful). That's C programming 101.