Comment 6 for bug 707592

There's no useful stack trace so it's hard to tell, but it might well be to do with one of your changes to it which stored a pointer to a local automatic variable in a global variable and referenced it after the local variable had been taken off the stack.

See https://bugzilla.redhat.com/show_bug.cgi?id=672143. Here's the patch I used to fix that.