Wireshark · Wireshark-bugs: [Wireshark-bugs] [Bug 10182] New: Buildbot crash output: fuzz-2014-06-16-8557.pcap

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Bug ID	10182
Summary	Buildbot crash output: fuzz-2014-06-16-8557.pcap
Classification	Unclassified
Product	Wireshark
Version	unspecified
Hardware	x86-64
URL	http://www.wireshark.org/download/automated/captures/fuzz-2014-06-16-8557.pcap
OS	Ubuntu
Status	CONFIRMED
Severity	Major
Priority	High
Component	Dissection engine (libwireshark)
Assignee	bugzilla-admin@wireshark.org
Reporter	buildbot-do-not-reply@wireshark.org

Problems have been found with the following capture file:

http://www.wireshark.org/download/automated/captures/fuzz-2014-06-16-8557.pcap

stderr:
Input file: /home/wireshark/menagerie/menagerie/12703-i2c-ipmi-pcimg.pcap

Build host information:
Linux wsbb04 3.2.0-64-generic #97-Ubuntu SMP Wed Jun 4 22:04:21 UTC 2014 x86_64
x86_64 x86_64 GNU/Linux
Distributor ID:    Ubuntu
Description:    Ubuntu 12.04.4 LTS
Release:    12.04
Codename:    precise

Buildbot information:
BUILDBOT_REPOSITORY=ssh://wireshark-buildbot@code.wireshark.org:29418/wireshark
BUILDBOT_BUILDNUMBER=2814
BUILDBOT_URL=http://buildbot.wireshark.org/trunk/
BUILDBOT_BUILDERNAME=Clang Code Analysis
BUILDBOT_SLAVENAME=clang-code-analysis
BUILDBOT_GOT_REVISION=4c261cf6a0947ceea43619054bfe73ca001d21b3

Return value:  0

Dissector bug:  0

Valgrind error count:  132



Git commit
commit 4c261cf6a0947ceea43619054bfe73ca001d21b3
Author: Joerg Mayer <jmayer@loplof.de>
Date:   Sat Jun 14 16:32:48 2014 +0200

    Policy CMP020 was being set twice. Remove my original clumsy
implementation.
    Set CMP0015 to NEW

    Change-Id: Idea76f365f27e59eb6f56c7edec6d96224668c0d
    Reviewed-on: https://code.wireshark.org/review/2219
    Reviewed-by: Jörg Mayer <jmayer@loplof.de>


Command and args: ./tools/valgrind-wireshark.sh 

==18750== Memcheck, a memory error detector
==18750== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==18750== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright info
==18750== Command:
/home/wireshark/builders/trunk-clang-ca/clangcodeanalysis/install/bin/tshark
-nr /fuzz/buildbot/clangcodeanalysis/valgrind-fuzz/fuzz-2014-06-16-8557.pcap
==18750== 
==18750== Conditional jump or move depends on uninitialised value(s)
==18750==    at 0x4C2DCD3: bcmp (in
/usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==18750==    by 0x698F0E4: dissect_ipmi_cmd (packet-ipmi.c:284)
==18750==    by 0x698FD84: do_dissect_ipmb (packet-ipmi.c:1718)
==18750==    by 0x65CF33E: call_dissector_through_handle (packet.c:622)
==18750==    by 0x65CFD7D: call_dissector_work (packet.c:713)
==18750==    by 0x65D1CE0: call_dissector_with_data (packet.c:2295)
==18750==    by 0x65CF2F7: call_dissector_through_handle (packet.c:626)
==18750==    by 0x65CFD7D: call_dissector_work (packet.c:713)
==18750==    by 0x65D05A2: dissector_try_uint_new (packet.c:1144)
==18750==    by 0x65D05F6: dissector_try_uint (packet.c:1170)
==18750==    by 0x6887E3A: dissect_frame (packet-frame.c:508)
==18750==    by 0x65CF2F7: call_dissector_through_handle (packet.c:626)
==18750== 
==18750== 
==18750== HEAP SUMMARY:
==18750==     in use at exit: 1,197,360 bytes in 29,185 blocks
==18750==   total heap usage: 220,783 allocs, 191,598 frees, 28,326,895 bytes
allocated
==18750== 
==18750== LEAK SUMMARY:
==18750==    definitely lost: 5,432 bytes in 166 blocks
==18750==    indirectly lost: 36,424 bytes in 49 blocks
==18750==      possibly lost: 0 bytes in 0 blocks
==18750==    still reachable: 1,155,504 bytes in 28,970 blocks
==18750==         suppressed: 0 bytes in 0 blocks
==18750== Rerun with --leak-check=full to see details of leaked memory
==18750== 
==18750== For counts of detected and suppressed errors, rerun with: -v
==18750== Use --track-origins=yes to see where uninitialised values come from
==18750== ERROR SUMMARY: 132 errors from 1 contexts (suppressed: 3 from 3)

[ no debug trace ]

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