I don't think anything changed recently in the run-time system that would be likely to create this kind of bug, but it's difficult to be certain. (That's not much help, I know.)
At Tue, 8 Apr 2014 15:40:48 -0700, John Clements wrote: > Since recompiling the HEAD earlier today, I’m getting some crashes in > DrRacket. They appear to be occurring during GC. Stack trace > attached. Now, it’s entirely possible that this could be related to > bugs in my code, specifically my RSound package, which has the means > (and the desire?) to break things. Nevertheless, I haven’t seen a > crash in quite a number of weeks, and now two in an hour, so there > could be something here that affects other users. > > John ____________________ Racket Users list: http://lists.racket-lang.org/users

