Dovecot Assertion on mail server with POP3 and LDAP authentication
Tim Alberts
talberts at msiscales.com
Mon Apr 9 20:03:58 UTC 2007
Tim Alberts wrote:
> Running two Fedora 6 systems with all the latest updates as of a
> couple days ago at least. One system is the mail server (sendmail,
> dovecot), the other is the master (open)LDAP server with the mail
> server running a slave LDAP instance.
>
> The problem I'm having is the client pop3 users are frequently being
> told their passwords aren't correct by their email clients (Outlook,
> Eudora). They try again, a couple times and eventually it works.
> I've seen it on my own account and when I test their accounts,
> occasionally it just doesn't take the password. I've only had this
> trouble since I implemented the LDAP authentication.
>
> Checking through the server maillog, I see the following entry:
>
> Apr 4 08:44:38 msi2 dovecot: auth(default): dovecot-auth:
> ../../../libraries/liblber/io.c:491: ber_get_next: Assertion
> `ber->ber_buf == ((void *)0)' failed.
> Apr 4 08:44:38 msi2 dovecot: auth(default):
> pam(secretuser,192.168.0.200): Child process died
> Apr 4 08:44:38 msi2 dovecot: auth(default): PAM: Child 14564 died
> with signal 6
> Apr 4 08:44:38 msi2 dovecot: pop3-login: Aborted login:
> user=<secretuser>, method=PLAIN, rip=192.168.0.200, lip=192.168.0.11
>
>
> This seems to point out that dovecot is the problem, but again, I
> didn't have this trouble until I implemented the LDAP authentication.
> So my question is, anyone know a solution? If not, anyone got a
> suggestion of where I should look for more clues or support? Or any
> suggestions at all?
>
> Thanks for any help.
>
Still no thoughts? Unusual.
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