Quickie: dwarves 1.3 released, bitfields edition
F8 RPMS for x86_64 here, will build for other arches soon. If you saw a bitfield related BRAIN FART ALERT! please try again with this release.
ctracer on this release already generates systemtap scripts, here is a callgraph generated with it. Nevermind the timestamps, its using a too expensive routine.