dovecot-2.3.17: "Panic: file ioloop.c: line 865"

[Aki Tuomi]

> On 11/11/2021 15:53 Piper Andreas <piper at hrz.uni-marburg.de> wrote:
> 
>  
> Hello,
> 
> since the upgrade from dovecot-2.3.16 to 2.3.17 I get 'Panic'-errors in 
> the system-log of my replicator hosts. See below for log messages, 
> doveconf-output and gdb-backtrace. Storage filesystem is ZFS.
> 
> The error seems to be correlated with exactly one user-mailbox, this 
> user is repeatedly noted as 'failed' in replication status, although 
> replication of this mailbox seems to work, as the mailbox status shows 
> always the identical size on both replicators. The error can be produced 
> by forcing replication of this individual mailbox.
> 
> Is there anything I can do to repair this mailbox?
> 
> Thanks for any hints,
> Andreas
> 
 
Can you install dovecot debug symbols and redo the gdb backtrace? Package name is likely `dovecot-dbg`.

Aki