Segfault with error 4 in doveadm-server

[holger at dehnhardt.org]

Alexander and Aki,

thanks for your quick answers. 
It might be the best to compile a more recent version of dovecot. For some reason it seems unpossible to get a core dump and the error might be fixed in a recent version.

Holger


19. August 2019 10:49, "Alexander Dalloz via dovecot" <dovecot at dovecot.org> schrieb:

> Am 2019-08-19 10:34, schrieb Holger Dehnhardt via dovecot:
> 
>> I set up dovecot on two servers with replication enabled. The
>> replication is over a vpn connection.
>> I get massive segfaults from doveadm-server every few minutes.
>> dmesg:
>> doveadm-server[30030]: segfault at 0 ip 0000557fa16d2e62 sp
>> 00007ffdcaafec50 error 4 in doveadm-server[557fa16a3000+41000]
>> [486397.225636] Code: 40 03 4c 8d 3c c3 48 8d 44 24 18 48 89 44 24 08
>> 0f 1f 84 00 00 00 00 00 49 8b bc 24 60 01 00 00 e8 e3 2a 00 00 48 89
>> 44 24 18 <48> 8b 13 48 8d 35 c4 8d 00 00 48 89 c7 e8 2c 2b 00 00 31 c0
>> c6 45
>> mail.err
>> dovecot: doveadm: Fatal: master: service(doveadm): child 29507 killed
>> with signal 11 (core dumps disabled)
>> I am absolutely unaware of how I can come to the cause of this error.
>> Can anyone give me a hint?
>> -----------------------------
>> Configuration:
>> # 2.2.13: /etc/dovecot/dovecot.conf
> 
> First, use a supported dovecot release. Please see
> 
> https://dovecot.org/list/dovecot/2018-August/112536.html
> 
> In case that's the Debian 8 version open a report with Debian.
> 
>> # OS: Linux 5.1.14-xen x86_64 Debian 8.11
> 
> [ ... ]
> 
> Alexander