doveadm index assertion failed

[Nick Rosier]

Nick Rosier schreef:
>
> Timo Sirainen wrote:
>> On 05 Oct 2015, at 22:05, Nick Rosier<nick+dovecot at bunbun.be>  wrote:
>>> Hi,
>>>
>>> one of my mailboxes returns following error when I run doveadm index on it:
>>>
>>> Panic: file charset-iconv.c: line 85 (charset_to_utf8_try): assertion failed: (srcleft<= CHARSET_MAX_PENDING_BUF_SIZE)
>>>
>>> OS: FreeBSD 10.2
>>> Dovecot: 2.1.19
>>> Tika: 1.10
>>> SOLR: 5.3.1
>>
>> I thought this would have definitely been fixed by now.. Can you find some specific email which is triggering this? It's either something strange that I didn't expect, or it's a bug in FreeBSD's iconv().
>>
>> Also can you debug this like:
>>
>> gdb --args doveadm index -u user at domain INBOX
>> run
>> <it should crash now>
>> f 5
>> p src
>> p ic_srcbuf
>> p *src_size
>> p srcleft
> I recompiled Dovecot with Debug but I suspect I will have to do it for 
> all the required libraries as well; I did manage to find the offending 
> message is in Trash but have not been able to pin-point which message 
> it is. Just in case, here is the debugging info. I will see if I can 
> compile all dependencies in debug mode as well.
>
> GNU gdb 6.1.1 [FreeBSD]
> Copyright 2004 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and 
> you are
> welcome to change it and/or distribute copies of it under certain 
> conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for 
> details.
> This GDB was configured as "amd64-marcel-freebsd"...
> (gdb) run
> Starting program: /usr/local/bin/doveadm index -u xxxx at xxxx Trash
> doveadm(xxxx at xxxx): Panic: file charset-iconv.c: line 85 
> (charset_to_utf8_try): assertion failed: (srcleft <= 
> CHARSET_MAX_PENDING_BUF_SIZE)
>
> Program received signal SIGABRT, Aborted.
> 0x000000080149f64a in thr_kill () from /lib/libc.so.7
> (gdb) f 5
> #5  0x0000000801143cd3 in i_panic (format=0x801191c30 "file %s: line 
> %d (%s): assertion failed: (%s)") at failures.c:275
> 275     failures.c: No such file or directory.
>         in failures.c
> Current language:  auto; currently minimal
> (gdb) p src
> No symbol "src" in current context.
> (gdb) p ic_srcbuf
> No symbol "ic_srcbuf" in current context.
> (gdb) p *src_size
> No symbol "src_size" in current context.
> (gdb) p srcleft
> No symbol "srcleft" in current context.
>
recompiled dovecot + all dependencies with debug but I get the same 
output. anything else I can try?