On Mon, Jun 23, 2008 at 01:27:54AM +0200, Mike Hommey wrote: > The remaining mystery to me is why does it only trigger when libgnomeui > (and its dependencies) is loaded. Does dlclose defer munmap ? It seems so: reading /proc/$pid/maps while the process is stopped at a breakpoint in ptmalloc_init shows libxul.so in the case where libgnomeui is not installed. Mike