[Dovecot] master: Error: service(imap): child 40100 killed with signal 11

[Timo Sirainen]

On 13.1.2011, at 20.45, interfaSys sàrl wrote:

> Hello,
> I've just updated to 2.0.9 and I've got lots of these in the logs now.

From 2.0.8?

> Jan 13 18:57:13 master: Error: service(imap): child 40100 killed with
> signal 11 (core not dumped - set service imap { drop_priv_before_exec=yes })
> 
> Is there a configuration change or something else I should have done
> while updating?

No.

> I tried to get some information by loading the binary into gdb and got this:
> 
> (gdb) bt full
> #0  0x00000008007c71fc in kevent () from /lib/libc.so.7

It's difficult to guess what the problem could be without a usable gdb backtrace, and you need a core file for that. In FreeBSD the easiest way would probably be to enable kern.sugid_coredump sysctl. http://dovecot.org/bugreport.html has more info.