dovecot - Aug 2018 - Dovecot User Listing Error - getpwent() failed: Invalid Argument

No.  Neither of those are installed on either system.

Reuben

On 1/09/2018 12:09 am, Aki Tuomi wrote:
> Could apparmor or selinux be causing this!
> 
> 
> 
> ---
> Aki Tuomi
> Dovecot oy
> 
> -------- Original message --------
> From: Reuben Farrelly <reuben-dovecot at reub.net>
> Date: 31/08/2018 16:50 (GMT+02:00)
> To: Dovecot Mailing List <dovecot at dovecot.org>
> Subject: Dovecot User Listing Error - getpwent() failed: Invalid Argument
> 
> Hi,
> 
> I'm running dovecot-2.3 git and seeing on 2 of my Dovecot
installations,
> the following message logged quite frequently:
> 
> Aug 31 16:55:53 lightning.reub.net dovecot[7698]: auth-worker(7707):
> Error: getpwent() failed: Invalid argument
> Aug 31 16:55:53 lightning.reub.net dovecot[7698]: replicator: Error:
> User listing returned failure
> Aug 31 16:55:53 lightning.reub.net dovecot[7698]: replicator: Error:
> listing users failed, can't replicate existing data
> 
> It appears that this could be having an effect on replication, but it's
> unclear because the secondary/replica doesn't see much traffic.
> 
> Authentication is via PAM and the system is Gentoo Linux x86_64. passb
> driver = pam, userdb driver = static .
> 
> doveadm user -u '*' shows the system users listed twice like this
(is
> this a problem?) and then prints:
> 
> ----
> reuben
> liam
> reuben
> liam
> <some other users>
> Error: User listing returned failure
> Fatal: user listing failed
> ----
> 
> To me that doesn't look right.
> 
> Can anyone suggest what could be causing this?? I don't recall seeing
> this message some time ago so I suspect it's a recent change in either
> dovecot, or pam or glibc etc..
> 
> Thanks,
> Reuben

Can you provide doveconf -n?


---Aki TuomiDovecot oy
-------- Original message --------From: Reuben Farrelly <reuben-dovecot at
reub.net> Date: 31/08/2018  17:12  (GMT+02:00) To: Aki Tuomi <aki.tuomi at
dovecot.fi>, Dovecot Mailing List <dovecot at dovecot.org> Subject: Re:
Dovecot User Listing Error - getpwent() failed: Invalid Argument
No.? Neither of those are installed on either system.

Reuben

On 1/09/2018 12:09 am, Aki Tuomi wrote:
> Could apparmor or selinux be causing this!
> 
> 
> 
> ---
> Aki Tuomi
> Dovecot oy
> 
> -------- Original message --------
> From: Reuben Farrelly <reuben-dovecot at reub.net>
> Date: 31/08/2018 16:50 (GMT+02:00)
> To: Dovecot Mailing List <dovecot at dovecot.org>
> Subject: Dovecot User Listing Error - getpwent() failed: Invalid Argument
> 
> Hi,
> 
> I'm running dovecot-2.3 git and seeing on 2 of my Dovecot
installations,
> the following message logged quite frequently:
> 
> Aug 31 16:55:53 lightning.reub.net dovecot[7698]: auth-worker(7707):
> Error: getpwent() failed: Invalid argument
> Aug 31 16:55:53 lightning.reub.net dovecot[7698]: replicator: Error:
> User listing returned failure
> Aug 31 16:55:53 lightning.reub.net dovecot[7698]: replicator: Error:
> listing users failed, can't replicate existing data
> 
> It appears that this could be having an effect on replication, but it's
> unclear because the secondary/replica doesn't see much traffic.
> 
> Authentication is via PAM and the system is Gentoo Linux x86_64. passb
> driver = pam, userdb driver = static .
> 
> doveadm user -u '*' shows the system users listed twice like this
(is
> this a problem?) and then prints:
> 
> ----
> reuben
> liam
> reuben
> liam
> <some other users>
> Error: User listing returned failure
> Fatal: user listing failed
> ----
> 
> To me that doesn't look right.
> 
> Can anyone suggest what could be causing this?? I don't recall seeing
> this message some time ago so I suspect it's a recent change in either
> dovecot, or pam or glibc etc..
> 
> Thanks,
> Reuben
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