NetBSD Problem Report #50129

From htodd@i8u.org  Wed Aug  5 15:56:55 2015
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Message-Id: <20150805155652.DA2C016C941D@chris.i8u.org>
Date: Wed,  5 Aug 2015 08:56:52 -0700 (PDT)
From: htodd@twofifty.com
Reply-To: htodd@twofifty.com
To: gnats-bugs@NetBSD.org
Subject: bogofilter crashes reliably with unicode enabled
X-Send-Pr-Version: 3.95

>Number:         50129
>Category:       pkg
>Synopsis:       bogofilter crashes reliably with unicode enabled
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Aug 05 16:00:00 +0000 2015
>Originator:     Hisashi Todd Fujinaka
>Release:        NetBSD 7.0_RC2
>Organization:
None
>Environment:


System: NetBSD chris.i8u.org 7.0_RC2 NetBSD 7.0_RC2 (CHRIS) #92: Sun Aug 2 20:43:50 PDT 2015 htodd@chris.i8u.org:/usr/obj/amd64/sys/arch/amd64/compile/CHRIS amd64
Architecture: x86_64
Machine: amd64
>Description:
bogofilter crashes with unicode enabled. There appears to be a bug filed in
Debian regarding the same problem:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=733622

htodd@chris:/home/bogofilter > sudo gdb /usr/pkg/bin/bogofilter /home/bogofilter/bogofilter.core
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Reading symbols from /usr/pkg/bin/bogofilter...done.
[New process 1]
Core was generated by `bogofilter'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  _citrus_UTF8_wcrtomb_priv (s=0x7f7ff7800000 <error: Cannot access memory at address 0x7f7ff7800000>, n=<optimized out>,
    wc=<optimized out>, nresult=0x7f7fffffda40, psenc=<optimized out>, ei=<optimized out>)
    at /usr/src/lib/libc/citrus/modules/citrus_utf8.c:299
299                     s[0] = c;
(gdb) bt
#0  _citrus_UTF8_wcrtomb_priv (s=0x7f7ff7800000 <error: Cannot access memory at address 0x7f7ff7800000>, n=<optimized out>,
    wc=<optimized out>, nresult=0x7f7fffffda40, psenc=<optimized out>, ei=<optimized out>)
    at /usr/src/lib/libc/citrus/modules/citrus_utf8.c:299
#1  0x00007f7ff5a01364 in _citrus_stdenc_cstomb (nresult=0x7f7fffffda40, ps=<optimized out>, idx=<optimized out>,
    csid=<optimized out>, n=<optimized out>, s=<optimized out>, ce=<optimized out>) at /usr/src/lib/libc/citrus/citrus_stdenc.h:87
#2  cstombx (se=0x7f7ff7744458, se=0x7f7ff7744458, nresult=0x7f7fffffda40, idx=<optimized out>, csid=<optimized out>,
    n=<optimized out>, s=<optimized out>) at /usr/src/lib/libc/citrus/modules/citrus_iconv_std.c:119
#3  _citrus_iconv_std_iconv_convert (cv=<optimized out>, in=<optimized out>, inbytes=0x7f7fffffdaf8, out=0x7f7fffffdb00,
    outbytes=0x7f7fffffdb08, flags=0, invalids=0x7f7fffffdaa8) at /usr/src/lib/libc/citrus/modules/citrus_iconv_std.c:563
#4  0x00007f7ff62588d7 in _citrus_iconv_convert (nresults=0x7f7fffffdaa8, flags=0, outbytes=0x7f7fffffdaa8, out=0x7f7fffffdb00,
    inbytes=0x7f7fffffdaf8, in=0x7f7fffffdaf0, cv=0x7f7ff7701170) at /usr/src/lib/libc/citrus/citrus_iconv.h:65
#5  _iconv (handle=handle@entry=0x7f7ff7701170, in=in@entry=0x7f7fffffdaf0, szin=szin@entry=0x7f7fffffdaf8,
    out=out@entry=0x7f7fffffdb00, szout=szout@entry=0x7f7fffffdb08) at /usr/src/lib/libc/iconv/iconv.c:97
#6  0x00000000004141f7 in convert (xd=0x7f7ff7701170, src=0x7f7ff771f3e0, dst=0x7f7fffffdb80) at iconvert.c:91
#7  0x00000000004078c2 in get_decoded_line (buff=buff@entry=0x7f7fffffdb80) at lexer.c:225
#8  0x0000000000407a83 in yyinput (
    buf=0x7f7ff77fffd7 "in-width: 76px;\">view deal</a></td></tr><"<error: Cannot access memory at address 0x7f7ff7800000>,
    used=20439, size=8192) at lexer.c:317
#9  0x0000000000409c7b in yy_get_next_buffer () at lexer_v3.c:3157
#10 yylex () at lexer_v3.c:2987
#11 0x000000000040e633 in parse_new_token (token=0x7f7fffffdcb0) at token.c:206
#12 get_token (token=token@entry=0x7f7fffffdcb0) at token.c:153
#13 0x00000000004059a6 in collect_words (wh=wh@entry=0x7f7ff77441a0) at collect.c:48
#14 0x0000000000402adb in bogofilter (argc=argc@entry=0, argv=<optimized out>) at bogofilter.c:98
#15 0x0000000000404646 in bogomain (argc=argc@entry=4, argv=argv@entry=0x7f7fffffddc0) at bogomain.c:67
#16 0x0000000000415047 in main (argc=4, argv=0x7f7fffffddc0) at main.c:31
(gdb) p s
$1 = 0x7f7ff7800000 <error: Cannot access memory at address 0x7f7ff7800000>
(gdb) p *s
Cannot access memory at address 0x7f7ff7800000
(gdb) q


>How-To-Repeat:
install bogofilter
get email from livingsocial

>Fix:
CONFIGURE_ARGS+=    --disable-unicode

There have to be better solutions, but upstream sounds quiet.


>Unformatted:

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