Re: v2.2.30.1 released

On 2017-05-31 15:24, Timo Sirainen wrote:

https://dovecot.org/releases/2.2/dovecot-2.2.30.1.tar.gz https://dovecot.org/releases/2.2/dovecot-2.2.30.1.tar.gz.sig

Due to some release process changes I didn't notice that one important bugfix wasn't included in the v2.2.30 release branch before I made the release. So fixing it here with v2.2.30.1. Also included another less important fix.

    - quota_warning scripts weren't working in v2.2.30
    - vpopmail still wasn't compiling

Also I guess should mention that in v2.2.30+ the "script" service's protocol changed to a new version. If anyone had written their own script services (not using the included "script" binary) they would need some changes. I haven't heard of anyone having done that though.

Just upgraded my Director and got this within minutes.

Jun 05 15:03:34 master: Warning: service(auth-worker): process_limit (100) reached, client connections are being dropped

I did a "ps axf":

34384 ? S 0:00 \_ dovecot/auth worker: idling 34385 ? S 0:00 \_ dovecot/auth worker: idling 34386 ? S 0:00 \_ dovecot/auth worker: idling 34387 ? S 0:00 \_ dovecot/auth worker: idling 34388 ? S 0:00 \_ dovecot/auth worker: idling 34389 ? S 0:00 \_ dovecot/auth worker: idling 34390 ? S 0:00 \_ dovecot/auth worker: idling 34391 ? S 0:00 \_ dovecot/auth worker: idling 34392 ? S 0:00 \_ dovecot/auth worker: idling 34393 ? S 0:00 \_ dovecot/auth worker: idling 34394 ? S 0:00 \_ dovecot/auth worker: idling 34395 ? S 0:00 \_ dovecot/auth worker: idling 34396 ? S 0:00 \_ dovecot/auth worker: idling 34397 ? S 0:00 \_ dovecot/auth worker: idling 34398 ? S 0:00 \_ dovecot/auth worker: idling 34399 ? S 0:00 \_ dovecot/auth worker: idling 34400 ? S 0:00 \_ dovecot/auth worker: idling 34401 ? S 0:00 \_ dovecot/auth worker: idling 34402 ? S 0:00 \_ dovecot/auth worker: idling 34403 ? S 0:00 \_ dovecot/auth worker: idling 34404 ? S 0:00 \_ dovecot/auth worker: idling 34405 ? S 0:00 \_ dovecot/auth worker: idling 34406 ? S 0:00 \_ dovecot/auth worker: idling 34407 ? S 0:00 \_ dovecot/auth worker: idling 34408 ? S 0:00 \_ dovecot/auth worker: idling 34409 ? S 0:00 \_ dovecot/auth worker: idling 34410 ? S 0:00 \_ dovecot/auth worker: idling 34411 ? S 0:00 \_ dovecot/auth worker: idling 34412 ? S 0:00 \_ dovecot/auth worker: idling 34413 ? S 0:00 \_ dovecot/auth worker: idling 34414 ? S 0:00 \_ dovecot/auth worker: idling 34415 ? S 0:00 \_ dovecot/auth worker: idling 34416 ? S 0:00 \_ dovecot/auth worker: idling 34417 ? S 0:00 \_ dovecot/auth worker: idling 34418 ? S 0:00 \_ dovecot/auth worker: idling 34419 ? S 0:00 \_ dovecot/auth worker: idling 34420 ? S 0:00 \_ dovecot/auth worker: idling 34421 ? S 0:00 \_ dovecot/auth worker: idling 34422 ? S 0:00 \_ dovecot/auth worker: idling 34423 ? S 0:00 \_ dovecot/auth worker: idling 34424 ? S 0:00 \_ dovecot/auth worker: idling 34425 ? S 0:00 \_ dovecot/auth worker: idling 34426 ? S 0:00 \_ dovecot/auth worker: idling 34427 ? S 0:00 \_ dovecot/auth worker: idling 34428 ? S 0:00 \_ dovecot/auth worker: idling 34429 ? S 0:00 \_ dovecot/auth worker: idling 34430 ? S 0:00 \_ dovecot/auth worker: idling 34431 ? S 0:00 \_ dovecot/auth worker: idling 34432 ? S 0:00 \_ dovecot/auth worker: idling 34433 ? S 0:00 \_ dovecot/auth worker: idling 34434 ? S 0:00 \_ dovecot/auth worker: idling 34435 ? S 0:00 \_ dovecot/auth worker: idling 34436 ? S 0:00 \_ dovecot/auth worker: idling 34437 ? S 0:00 \_ dovecot/auth worker: idling 34438 ? S 0:00 \_ dovecot/auth worker: idling 34439 ? S 0:00 \_ dovecot/auth worker: idling 34440 ? S 0:00 \_ dovecot/auth worker: idling 34441 ? S 0:00 \_ dovecot/auth worker: idling 34442 ? S 0:00 \_ dovecot/auth worker: idling 34443 ? S 0:00 \_ dovecot/auth worker: idling 34444 ? S 0:00 \_ dovecot/auth worker: idling 34445 ? S 0:00 \_ dovecot/auth worker: idling 34446 ? S 0:00 \_ dovecot/auth worker: idling 34447 ? S 0:00 \_ dovecot/auth worker: idling 34448 ? S 0:00 \_ dovecot/auth worker: idling 34449 ? S 0:00 \_ dovecot/auth worker: idling 34450 ? S 0:00 \_ dovecot/auth worker: idling 34451 ? S 0:00 \_ dovecot/auth worker: idling 34452 ? S 0:00 \_ dovecot/auth worker: idling 34453 ? S 0:00 \_ dovecot/auth worker: idling 34454 ? S 0:00 \_ dovecot/auth worker: idling 34455 ? S 0:00 \_ dovecot/auth worker: idling 34456 ? S 0:00 \_ dovecot/auth worker: idling 34457 ? S 0:00 \_ dovecot/auth worker: idling 34458 ? S 0:00 \_ dovecot/auth worker: idling 34459 ? S 0:00 \_ dovecot/auth worker: idling 34460 ? S 0:00 \_ dovecot/auth worker: idling 34461 ? S 0:00 \_ dovecot/auth worker: idling 34462 ? S 0:00 \_ dovecot/auth worker: idling 34463 ? S 0:00 \_ dovecot/auth worker: idling 34464 ? S 0:00 \_ dovecot/auth worker: idling 34465 ? S 0:00 \_ dovecot/auth worker: idling 34466 ? S 0:00 \_ dovecot/auth worker: idling 34467 ? S 0:00 \_ dovecot/auth worker: idling 34468 ? S 0:00 \_ dovecot/auth worker: idling 34469 ? S 0:00 \_ dovecot/auth worker: idling 34470 ? S 0:00 \_ dovecot/auth worker: idling 34471 ? S 0:00 \_ dovecot/auth worker: idling 34472 ? S 0:00 \_ dovecot/auth worker: idling 34473 ? S 0:00 \_ dovecot/auth worker: idling 34474 ? S 0:00 \_ dovecot/auth worker: idling 34475 ? S 0:00 \_ dovecot/auth worker: idling 34476 ? S 0:00 \_ dovecot/auth worker: idling 34477 ? S 0:00 \_ dovecot/auth worker: idling 34478 ? S 0:00 \_ dovecot/auth worker: idling

I did a "doveadm reload", and now my log is spammed with:

Jun 05 15:05:09 pop3-login: Error: write(proxy-notify) failed: Broken pipe Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 pop3-login: Warning: Auth connection closed with 15 pending requests (max 4 secs, pid=34641, EOF) Jun 05 15:05:10 pop3-login: Warning: Auth connection closed with 16 pending requests (max 4 secs, pid=32389, EOF) Jun 05 15:05:10 imap-login: Warning: Auth connection closed with 98 pending requests (max 4 secs, pid=34642, EOF) Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:10 auth: Fatal: master: service(auth): child 34665 killed with signal 11 (core not dumped) Jun 05 15:05:10 lmtp(34662): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:10 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:10 lmtp(34663): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:11 lmtp(34648): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:11 lmtp(34658): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:11 master: Warning: Processes aren't dying after reload, sending SIGTERM. Jun 05 15:05:11 master: Warning: Sent SIGTERM to 1 pop3-login processes Jun 05 15:05:11 master: Warning: Sent SIGTERM to 3 imap-login processes Jun 05 15:05:11 master: Warning: Sent SIGTERM to 1 config processes Jun 05 15:05:11 pop3-login: Warning: Killed with signal 15 (by pid=32362 uid=0 code=kill) Jun 05 15:05:11 imap-login: Warning: Killed with signal 15 (by pid=32362 uid=0 code=kill) Jun 05 15:05:11 imap-login: Warning: Killed with signal 15 (by pid=32362 uid=0 code=kill) Jun 05 15:05:11 config: Warning: Killed with signal 15 (by pid=32362 uid=0 code=kill) Jun 05 15:05:11 imap-login: Warning: Killed with signal 15 (by pid=32362 uid=0 code=kill) Jun 05 15:05:12 lmtp(34660): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:13 auth: Fatal: master: service(auth): child 34725 killed with signal 11 (core not dumped) Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:13 pop3-login: Warning: Auth connection closed with 18 pending requests (max 3 secs, pid=34641, EOF) Jun 05 15:05:13 imap-login: Error: Error sending continue request to auth server: Broken pipe Jun 05 15:05:13 imap-login: Warning: Auth connection closed with 92 pending requests (max 3 secs, pid=34642, EOF) Jun 05 15:05:13 imap-login: Warning: Auth connection closed with 7 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:13 lmtp(34648): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:13 lmtp(34655): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:14 lmtp(34656): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:14 lmtp(34658): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:15 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 pop3-login: Warning: Auth connection closed with 18 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:15 imap-login: Warning: Auth connection closed with 98 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:15 auth: Fatal: master: service(auth): child 34762 killed with signal 11 (core not dumped) Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:15 imap-login: Warning: Auth connection closed with 23 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:15 lmtp(34663): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:16 lmtp(34648): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:16 lmtp(34657): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:17 pop3-login: Error: Error sending request to auth server: Broken pipe Jun 05 15:05:17 auth: Fatal: master: service(auth): child 34768 killed with signal 11 (core not dumped) Jun 05 15:05:17 lmtp(34658): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:17 pop3-login: Warning: Auth connection closed with 17 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:17 imap-login: Warning: Auth connection closed with 31 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:17 imap-login: Warning: Auth connection closed with 87 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:17 lmtp(34648): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:17 lmtp(34660): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:17 lmtp(34662): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:17 lmtp(34649): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:18 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:19 auth: Fatal: master: service(auth): child 34788 killed with signal 11 (core not dumped) Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 imap-login: Warning: Auth connection closed with 66 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 pop3-login: Warning: Auth connection closed with 11 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:19 imap-login: Warning: Auth connection closed with 45 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:19 lmtp(34649): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:19 lmtp(34660): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:20 lmtp(34658): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:20 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:20 lmtp(34663): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:20 lmtp(34648): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:21 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:21 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:21 imap-login: Warning: Auth connection closed with 51 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:21 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:21 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:21 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:21 auth: Fatal: master: service(auth): child 34797 killed with signal 11 (core not dumped) Jun 05 15:05:21 pop3-login: Warning: Auth connection closed with 15 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:21 imap-login: Warning: Auth connection closed with 53 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:21 lmtp(34655): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:22 lmtp(34660): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:22 lmtp(34657): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:22 lmtp(34656): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 imap-login: Warning: Auth connection closed with 56 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:23 pop3-login: Warning: Auth connection closed with 8 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:23 imap-login: Warning: Auth connection closed with 41 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:23 auth: Fatal: master: service(auth): child 34802 killed with signal 11 (core not dumped) Jun 05 15:05:23 imap-login: Error: Error sending continue request to auth server: Broken pipe Jun 05 15:05:23 imap-login: Error: Error sending continue request to auth server: Broken pipe Jun 05 15:05:23 imap-login: Warning: Auth connection closed with 26 pending requests (max 1 secs, pid=34809, EOF) Jun 05 15:05:23 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:24 lmtp(34649): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:24 lmtp(34655): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:24 lmtp(34661): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 imap-login: Warning: Auth connection closed with 44 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:25 imap-login: Error: Error sending continue request to auth server: Broken pipe Jun 05 15:05:25 imap-login: Error: Error sending request to auth server: Broken pipe Jun 05 15:05:25 imap-login: Error: Error sending continue request to auth server: Broken pipe Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 pop3-login: Warning: Auth connection closed with 8 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:25 imap-login: Error: Error sending request to auth server: Broken pipe Jun 05 15:05:25 imap-login: Error: Error sending request to auth server: Broken pipe Jun 05 15:05:25 imap-login: Error: Error sending continue request to auth server: Broken pipe Jun 05 15:05:25 imap-login: Warning: Auth connection closed with 23 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:25 auth: Fatal: master: service(auth): child 34810 killed with signal 11 (core not dumped) Jun 05 15:05:25 imap-login: Warning: Auth connection closed with 73 pending requests (max 2 secs, pid=34809, EOF) Jun 05 15:05:25 lmtp(34648): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:26 lmtp(34656): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:26 lmtp(34662): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:27 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:27 lmtp(34658): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:28 lmtp(34663): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 imap-login: Warning: Auth connection closed with 27 pending requests (max 4 secs, pid=34809, EOF) Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 imap-login: Warning: Auth connection closed with 32 pending requests (max 4 secs, pid=34761, EOF) Jun 05 15:05:29 pop3-login: Warning: Auth connection closed with 8 pending requests (max 4 secs, pid=34641, EOF) Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:29 auth: Fatal: master: service(auth): child 34817 killed with signal 11 (core not dumped) Jun 05 15:05:29 imap-login: Warning: Auth connection closed with 16 pending requests (max 4 secs, pid=34642, EOF) Jun 05 15:05:29 imap-login: Warning: Auth connection closed with 49 pending requests (max 2 secs, pid=34841, EOF) Jun 05 15:05:29 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:29 lmtp(34652): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:29 lmtp(34661): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:29 lmtp(34648): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:30 lmtp(34660): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:30 lmtp(34656): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:30 lmtp(34646): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:31 lmtp(34657): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:31 auth: Fatal: master: service(auth): child 34842 killed with signal 11 (core not dumped) Jun 05 15:05:31 imap-login: Warning: Auth connection closed with 71 pending requests (max 2 secs, pid=34841, EOF) Jun 05 15:05:31 imap-login: Warning: Auth connection closed with 11 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:31 imap-login: Warning: Auth connection closed with 21 pending requests (max 2 secs, pid=34809, EOF) Jun 05 15:05:31 imap-login: Warning: Auth connection closed with 6 pending requests (max 0 secs, pid=34850, EOF) Jun 05 15:05:31 pop3-login: Warning: Auth connection closed with 9 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:31 imap-login: Warning: Auth connection closed with 24 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:31 lmtp(34655): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:31 lmtp(34662): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:31 lmtp(34661): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:32 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:32 lmtp(34658): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:32 lmtp(34660): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:33 imap-login: Warning: Auth connection closed with 29 pending requests (max 2 secs, pid=34809, EOF) Jun 05 15:05:33 imap-login: Warning: Auth connection closed with 11 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:33 imap-login: Warning: Auth connection closed with 64 pending requests (max 2 secs, pid=34841, EOF) Jun 05 15:05:33 auth: Fatal: master: service(auth): child 34852 killed with signal 11 (core not dumped) Jun 05 15:05:33 pop3-login: Warning: Auth connection closed with 4 pending requests (max 1 secs, pid=34641, EOF) Jun 05 15:05:33 imap-login: Warning: Auth connection closed with 17 pending requests (max 2 secs, pid=34850, EOF) Jun 05 15:05:33 imap-login: Warning: Auth connection closed with 26 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:34 lmtp(34663): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:34 lmtp(34649): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:34 lmtp(34656): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:35 lmtp(34650): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 director: Error: Auth server disconnected unexpectedly Jun 05 15:05:35 auth: Fatal: master: service(auth): child 34858 killed with signal 11 (core not dumped) Jun 05 15:05:35 pop3-login: Warning: Auth connection closed with 5 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:05:35 imap-login: Warning: Auth connection closed with 18 pending requests (max 2 secs, pid=34761, EOF) Jun 05 15:05:35 imap-login: Warning: Auth connection closed with 26 pending requests (max 2 secs, pid=34841, EOF) Jun 05 15:05:35 imap-login: Warning: Auth connection closed with 10 pending requests (max 2 secs, pid=34642, EOF) Jun 05 15:05:35 imap-login: Warning: Auth connection closed with 21 pending requests (max 2 secs, pid=34809, EOF) Jun 05 15:05:35 imap-login: Error: Error sending request to auth server: Broken pipe Jun 05 15:05:35 imap-login: Error: Error sending request to auth server: Broken pipe Jun 05 15:05:35 imap-login: Warning: Auth connection closed with 22 pending requests (max 2 secs, pid=34850, EOF) Jun 05 15:05:35 lmtp(34657): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:36 lmtp(34659): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:36 lmtp(34658): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:36 lmtp(34663): Error: write(auth socket) failed: Broken pipe Jun 05 15:05:36 lmtp(34660): Error: write(auth socket) failed: Broken pipe

Did a "/etc/init.d/dovecot restart" and I got this:

Jun 05 15:08:11 lmtp(35487): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:12 lmtp(35483): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:12 lmtp(35473): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:14 auth: Panic: file auth-request-handler.c: line 849 (auth_request_handler_flush_failures): assertion failed: (auth_request->state == AUTH_REQUEST_STATE_FINISHED) Jun 05 15:08:14 auth: Error: Raw backtrace: /usr/lib/dovecot/libdovecot.so.0(+0x9b61a) [0x7f0b7bcc961a] -> /usr/lib/dovecot/libdovecot.so.0(+0x9b686) [0x7f0b7bcc9686] -> /usr/lib/dovecot/libdovecot.so.0(i_error+0) [0x7f0b7bc5d71f] -> dovecot/auth 106 wait, 0 passdb, 0 userdb [0x419bb9] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handle_timeouts+0xea) [0x7f0b7bcdd74a] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run_internal+0x77) [0x7f0b7bcdebd7] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0x3c) [0x7f0b7bcdd10c] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_run+0x38) [0x7f0b7bcdd2b8] -> /usr/lib/dovecot/libdovecot.so.0(master_service_run+0x13) [0x7f0b7bc671d3] -> dovecot/auth 106 wait, 0 passdb, 0 userdb [0x40dad5] -> /lib64/libc.so.6(__libc_start_main+0xfd) [0x7f0b7a1edd1d] -> dovecot/auth 106 wait, 0 passdb, 0 userdb [0x40d2c9] Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 pop3-login: Warning: Auth connection closed with 14 pending requests (max 4 secs, pid=35465, EOF) Jun 05 15:08:14 auth: Fatal: master: service(auth): child 35523 killed with signal 6 (core not dumped) Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:14 pop3-login: Warning: Auth connection closed with 1 pending requests (max 2 secs, pid=34641, EOF) Jun 05 15:08:14 imap-login: Warning: Auth connection closed with 91 pending requests (max 4 secs, pid=35466, EOF) Jun 05 15:08:14 lmtp(35484): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:15 lmtp(35487): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:15 lmtp(35483): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:15 lmtp(35486): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:16 lmtp(35482): Error: write(auth socket) failed: Broken pipe Jun 05 15:08:16 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:16 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:16 pop3-login: Warning: Auth connection closed with 12 pending requests (max 2 secs, pid=35465, EOF) Jun 05 15:08:16 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:16 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:16 director: Error: Auth server disconnected unexpectedly Jun 05 15:08:16 auth: Fatal: master: service(auth): child 35535 killed with signal 11 (core not dumped) Jun 05 15:08:16 imap-login: Warning: Auth connection closed with 6 pending requests (max 2 secs, pid=35544, EOF) Jun 05 15:08:16 imap-login: Warning: Auth connection closed with 54 pending requests (max 2 secs, pid=35466, EOF) Jun 05 15:08:17 lmtp(35486): Error: write(auth socket) failed: Broken pipe

Reverted to 2.2.26 :(