Hangout Notes 27 April 2017
- gnn@ has pushed his dt_probe changes to the CADETS repo
- Tatsiana has pushed code to allow the audit and syscall providers to block
- Samuel asks about which DWARF and CTF tools we're using in FreeBSD. markj@ says that we use DWARF2 and are moving to DWARF4.
- domagoj@ has a virtio driver that passes DTrace control operations between the guest and host in a VM system. markj@ points out that domagoj@ should look at the ioctl does fasttrap make probe.
- markj@ has been tracking down some race conditions in fasttrap
markj@ has been fuzzing DTrace with AFL and has found some new and interesting issues
- samuel has fixed a buffer overlow in libdtrace and will pass along the fix
gnn@ has moved the DTrace specification to the OpenDTrace repo Open DTrace Documentation Repo
- domagoj@ says that having VM based DTrace talk to other tracing systems is an interesting research topic and that he may pursue that in part in the future