[Dovecot] Segmentation fault in doveadm with lib01_acl_plugin.so

[Daniel Parthey]

Alessio Cecchi wrote:
> I'm unable to get core dump from doveadm, I start dovecot after run
> "ulimit -c unlimited" and set echo "/tmp/%p" >
> /proc/sys/kernel/core_pattern, so core dumps is enable:
> 
> but when doveadm stops with "Segmentation fault" I'm unable to find
> any dump file and no information in dovecot.log.

On Debian try to enable coredumps in /etc/default/dovecot and start
dovecot as usual via init script. Also watch out for core dumps
and segfaults in /var/log/kern.log

Regards
Daniel
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