segfault in 3.1.1dev

[Carlos Carvalho]

rsync: read error: Connection reset by peer (104)
rsync error: error in socket IO (code 10) at io.c(802) [receiver=3.1.1dev]
rsync: connection unexpectedly closed (372 bytes received so far) [generator]\#012\#000\#000\#000\#000\#000\#000\#000\#000\#000\#000\#000\#000\#000\#000
[very long log line truncated]

And in the kernel log:

Segmentation fault occurred at 000003de14a86000 in /usr/local/bin/rsync

Protocol version for this connection was 30.