BUG #6082: server segfault - pg_stat_reset_shared(null)

The following bug has been logged online:

Bug reference:      6082
Logged by:          Steve Haslam
Email address:      araqnid@googlemail.com
PostgreSQL version: 9.0.4
Operating system:   Debian GNU/Linux (amd64)
Description:        server segfault - pg_stat_reset_shared(null)
Details:

=> select pg_stat_reset_shared(null)
*server segfault*

Also occurs with a 9.1b2 build.

To be fair, it *does* reset all the shared statistics.