> I've modified > some of the code to log data to a file (fopen, fprintf, > fclose), but no file is ever physically created from within Haiku on real > hardware. Is this normal? The file is probably still in the cache and you would need to sync. The other day, Axel posted something about that, but I doubt it would work when the kernel freezes. Your best possibility is likely serial debugging. Regards, -Stephan