ttdnsd crash
It appears that if Tor is listening on port 53 (for DNSPort) and ttdnsd attempts to start, we'll segfault:
[133510.913005] ttdnsd[5515]: segfault at 0 ip 00007f1ea6b16a7c sp 00007fff218948b8 error 4 in libc-2.11.1.so[7f1ea69ec000+17a000]
[133517.952944] ttdnsd[5520]: segfault at 0 ip 00007f250cff3a7c sp 00007fffa1f593d8 error 4 in libc-2.11.1.so[7f250cec9000+17a000]