On 8.4.2011, at 0.17, Nicholas VonHollen wrote: > Thanks for helping me out. It looks like no matter what I do, changing the > executable line doesn't help. I even changed it to "executable = /bin/false" > and it still reports a segfault. I verified the config with "dovecot -n", > stopped using the "-c /etc/dovecot.conf", moved the conf file to the > appropriate place, re-verified it, and I still can't affect it. I assume the > crash is happening post-fork, pre-exec, if there is custom code for launching > child processes. Since strace 'fixes' the problem, I'll try to figure it out > under gdb, but to be honest, my C debugging skills are very rusty.
Ah, yes: > Apr 7 17:29:05 localhost dovecot: master: Error: service(imap): child 9690 > killed with signal 11 (core dumps disabled) It has "master:" prefix so it's pre-exec. But you got a core file earlier, right? You should be able to get a usable gdb backtrace then with "gdb dovecot core".
