fedora 14 -> 15 upgrade sendmail segfault

[x0000000009]

After upgrading to fedora 15 when i try to send an email with sendmail and cyrus-imapd the client seems to attempt to login to sendmail over and over again.
In the messages file I get lines such as

Jun 13 11:52:14 server kernel: [ 3847.519231] sendmail[7047]: segfault at 1c ip 0057ab43 sp bfeb2500 error 4 in libdb-5.1.so[498000+18a000]
Jun 13 11:52:15 server kernel: [ 3848.599399] sendmail[7048]: segfault at 1c ip 0057ab43 sp bfeb2500 error 4 in libdb-5.1.so[498000+18a000]
Jun 13 11:52:16 server kernel: [ 3849.648280] sendmail[7049]: segfault at 1c ip 0057ab43 sp bfeb2500 error 4 in libdb-5.1.so[498000+18a000]
Jun 13 11:52:17 server kernel: [ 3850.710554] sendmail[7050]: segfault at 1c ip 0057ab43 sp bfeb2500 error 4 in libdb-5.1.so[498000+18a000]

I dont get any messages about it in the maillog file

[x0000000009]

Im following on bugzilla. same problem.

https://bugzilla.redhat.com/show_bug.cgi?id=712943