We installed the php5 from the PPA above on a test server, and I can confirm the segfault is no longer triggered by either of the test cases above, nor by the original code where we saw the error.
test server info: # uname -a Linux web-41 2.6.24-10-xen #1 SMP Tue Sep 8 18:30:05 UTC 2009 x86_64 GNU/Linux # php -v PHP 5.2.4-2ubuntu5.17~lp776642 with Suhosin-Patch 0.9.6.2 (cli) (built: May 4 2011 09:21:29) -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to php5 in Ubuntu. https://bugs.launchpad.net/bugs/776642 Title: segfaults from 5.2.4-2ubuntu5.15 -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs