Look, I haven't chanced the conf, but I've had these problems since
19.10:
May 11 11:11:32 mail dovecot: imap(mac)<1488494><mmGrRmOllcjMehAG>: Error:
Mailbox Trash: copy: i_stream_read(/var/spool/mail/mac) failed: Cached message
size larger than expected (5548 > 5547, box=INBOX, UID=27882)
May 11 11:12:05 mail dovecot: imap(mac)<1488582><XkqwSGOlzcjMehAG>: Error:
Corrupted record in index cache file
/var/dovecot-index/mac/.imap/INBOX/dovecot.index.cache: UID 20762: Broken
physical size in mailbox INBOX: read(/var/spool/mail/mac) failed: Cached
message size larger than expected (5174 > 5173, box=INBOX, UID=20762)
May 11 11:12:05 mail dovecot: imap(mac)<1488582><XkqwSGOlzcjMehAG>: Error:
Mailbox Trash: copy: i_stream_read(/var/spool/mail/mac) failed: Cached message
size larger than expected (5174 > 5173, box=INBOX, UID=20762)
May 11 11:27:11 mail dovecot: imap(ariex)<1491563><3ZvEfmOlPBeu2Bgu>: Error:
Mailbox Trash: lseek() failed with mbox: Illegal seek
May 11 11:42:18 mail dovecot: imap(ariex)<1491563><3ZvEfmOlPBeu2Bgu>: Error:
Mailbox Trash: lseek() failed with mbox: Illegal seek
May 11 11:57:23 mail dovecot: imap(ariex)<1491563><3ZvEfmOlPBeu2Bgu>: Error:
Mailbox Trash: lseek() failed with mbox: Illegal seek
May 11 12:05:42 mail dovecot: imap(wstewart)<1499301><8/6ICGSlwswYEDrL>: Error:
Next message unexpectedly corrupted in mbox file /var/spool/mail/wstewart at
492309796
Surely something isn't right.
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On Mon, 11 May 2020, Christian Ehrhardt wrote:
> Date: Mon, 11 May 2020 11:38:01 -0000
> From: Christian Ehrhardt <1876...@bugs.launchpad.net>
> To: nan...@eskimo.com
> Subject: [Bug 1876537] Re: dovecot eating mail indexes /var/dovecot-index/user
>
> I'm wondering about the temper here, you got three responses in four days.
> Where is that a lack of attention or "being ignored".
>
> All I see is:
> - Paride was asking for more info than "Something is happening to the
> dovecot-index file" which seems fine to me.
> - Lucas later marked it invalid after your debugging showed that it doesn't
> appear as a bug in the dovecot code or its packaging.
> - Rafael tried to explain options if you want a higher support level. You
> might not want that, but there is nothing bad in him telling you I'd think.
>
> Finally you said " I will just compile it myself" - does that imply there is
> indeed a fix that makes it handle corrupted inboxes more gracefully? If so
> could you point to a commit or upstream discussion.
> I'm asking as we are most likely going to bump 2.3.7.2 to 2.3.10 this cycle
> and if your fix is upstream we should get it by that for Ubuntu 20.10 and
> later. But furthermore the questions will then become if there is an isolated
> fix that is SRU-backportable - so if you have identified one please let us
> know.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1876537
>
> Title:
> dovecot eating mail indexes /var/dovecot-index/user
>
> Status in dovecot package in Ubuntu:
> Invalid
>
> Bug description:
> I will get reports of users being able to connect, authenticate, but
> then not have any mail
> available when there is new mail in their INBOX. Something is happening to
> the dovecot-index file
> for that user because deleting it restores their ability to get mail.
>
> I have never had this happen before in six years of using dovecot, it
> is only since upgrade
> to 20.04 that this started happening. I made no local conf changes.
>
> ProblemType: Bug
> DistroRelease: Ubuntu 20.04
> Package: dovecot-core 1:2.3.7.2-1ubuntu3 [modified:
> lib/systemd/system/dovecot.service]
> Uname: Linux 5.6.0 x86_64
> ApportVersion: 2.20.11-0ubuntu27
> Architecture: amd64
> CasperMD5CheckResult: skip
> Date: Sat May 2 17:23:01 2020
> ProcEnviron:
> TERM=xterm-color
> PATH=(custom, no user)
> XDG_RUNTIME_DIR=<set>
> LANG=en_US.UTF-8
> SHELL=/bin/bash
> SourcePackage: dovecot
> UpgradeStatus: No upgrade log present (probably fresh install)
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/dovecot/+bug/1876537/+subscriptions
>
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https://bugs.launchpad.net/bugs/1876537
Title:
dovecot eating mail indexes /var/dovecot-index/user
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