Op 1/17/2018 om 2:22 PM schreef Marco Giunta: > Hi, > I'm using dovecot 2.3.0 installed on a new CentOS 7.4 with rpm from > Dovecot repo. When I use LMTP to deliver an email to an overquota > user, lmtp service hangs with a segfault: > > Jan 17 13:39:45 server-02.example.com kernel: lmtp[5099]: segfault at > 0 ip 0000563599e372c2 sp 00007ffeaa4fdc80 error 4 in > lmtp[563599e31000+b000] > Jan 17 13:39:45 server-02.example.com dovecot[5089]: lmtp(5099): > Fatal: master: service(lmtp): child 5099 killed with signal 11 (core > dumped) > > If I try to deliver a mail with 'dovecot-lda' on the same overquota > user, email was rejected, as expected: > > Jan 17 13:38:26 server-02.example.com dovecot[6773]: > lda(USERNAME)<6773><ZbQDO8FDX1p1GgAASpDaHg>: Debug: Mailbox stdin: > Opened mail UID=1 because: copying > Jan 17 13:38:26 server-02.example.com dovecot[6773]: > lda(USERNAME)<6773><ZbQDO8FDX1p1GgAASpDaHg>: msgid=unspecified: save > failed to INBOX: Quota exceeded (mailbox for user is full) > Jan 17 13:38:26 server-02.example.com dovecot[6773]: > lda(USERNAME)<6773><ZbQDO8FDX1p1GgAASpDaHg>: msgid=unspecified: > rejected: Quota exceeded (mailbox for user is full) > Jan 17 13:38:26 server-02.example.com dovecot[6773]: > lda(USERNAME)<6773><ZbQDO8FDX1p1GgAASpDaHg>: msgid=: Return-Path > missing, rejection reason: Quota exceeded (mailbox for user is full) > > If user is no more overquota, LTMP delivery works: > > Jan 17 14:13:16 server-02.example.com dovecot[8651]: > lmtp(usern...@example.com)<8665><ZMKmEexLX1rZIQAASpDaHg>: Debug: > Mailbox <lmtp DATA local>: Opened mail UID=1 because: copying > Jan 17 14:13:16 server-02.example.com dovecot[8651]: > lmtp(usern...@example.com)<8665><ZMKmEexLX1rZIQAASpDaHg>: Debug: > INBOX: Mailbox opened because: quota count > Jan 17 14:13:16 server-02.example.com dovecot[8651]: > lmtp(usern...@example.com)<8665><ZMKmEexLX1rZIQAASpDaHg>: sieve: > msgid=<151619479629.10128.16766154794856971...@client.example.com>: > stored mail into mailbox 'INBOX' > > Attached my dovecot configuration and a backtrace from gdb.
Fix pending: https://github.com/stephanbosch/dovecot-core/tree/fix-lmtp-quota-excess Regards, Stephan.
