gt; > > }
> > > >
> > > > dmesg shows:
> > > >
> > > > pid 74441 (imap), uid 1002: exited on signal 6
> > > > pid 74784 (imap), uid 1002: exited on signal 6
> >
mostly
> > airmail on macOS and samsung mail on Android.
> >
> > Happens only to that particular user.
> >
> > The log shows the following: (maillog)
> >
> > Dec 16 14:52:3
; user =
>> > > }
>> > > user = $default_internal_user
>> > > }
>> > > ssl_cert = > > > ssl_key = # hidden, use -P to show it
>> > > userdb {
>> > > driver = passwd
>
>
> > > pid 74441 (imap), uid 1002: exited on signal 6
> > > pid 74784 (imap), uid 1002: exited on signal 6
> > > pid 21471 (imap), uid 1002: exited on signal 6
> > > pid 21470 (imap), uid 1002: exited on signal 6
> > > pid 21464 (imap),
and samsung mail on Android.
>
> Happens only to that particular user.
>
> The log shows the following: (maillog)
>
> Dec 16 14:52:35 mail dovecot: imap-login: Login: user=,
> method=PLAIN, rip=79.12.201.157, lip=192.168.1.28, mpid=74779, TLS,
1470 (imap), uid 1002: exited on signal 6
> > pid 21464 (imap), uid 1002: exited on signal 6
> > pid 21731 (imap), uid 1002: exited on signal 6
> >
> > Sometimes the dovecot process serving an user crashes. He runs mostly
> > airmail on macOS and samsung mail on Androi
roid.
>
> Happens only to that particular user.
>
> The log shows the following: (maillog)
>
> Dec 16 14:52:35 mail dovecot: imap-login: Login: user=,
> method=PLAIN, rip=79.12.201.157, lip=192.168.1.28, mpid=74779, TLS,
> session=
> Dec 16 14:52:39 mail dovecot: imap
1.157, lip=192.168.1.28, mpid=74779, TLS,
session=
Dec 16 14:52:39 mail dovecot: imap(USER)<74441>: Panic:
file charset-iconv.c: line 83 (charset_to_utf8_try): assertion failed:
(srcleft <= CHARSET_MAX_PENDING_BUF_SIZE)
Dec 16 14:52:39 mail dovecot: imap(USER)<74441>: Fatal:
master:
