Wireshark-bugs: [Wireshark-bugs] [Bug 10516] New: Buildbot crash output: fuzz-2014-09-30-15823.p

Date: Tue, 30 Sep 2014 13:30:03 +0000
Bug ID 10516
Summary Buildbot crash output: fuzz-2014-09-30-15823.pcap
Product Wireshark
Version unspecified
Hardware x86-64
URL https://www.wireshark.org/download/automated/captures/fuzz-2014-09-30-15823.pcap
OS Ubuntu
Status CONFIRMED
Severity Major
Priority High
Component Dissection engine (libwireshark)
Assignee [email protected]
Reporter [email protected]

Problems have been found with the following capture file:

https://www.wireshark.org/download/automated/captures/fuzz-2014-09-30-15823.pcap

stderr:
Input file:
/home/wireshark/menagerie/menagerie/12798-anonymized_ftp_capture-withackbit.pcap

Build host information:
Linux wsbb04 3.13.0-36-generic #63-Ubuntu SMP Wed Sep 3 21:30:07 UTC 2014
x86_64 x86_64 x86_64 GNU/Linux
Distributor ID:    Ubuntu
Description:    Ubuntu 14.04.1 LTS
Release:    14.04
Codename:    trusty

Buildbot information:
BUILDBOT_REPOSITORY=ssh://[email protected]:29418/wireshark
BUILDBOT_BUILDNUMBER=2979
BUILDBOT_URL=http://buildbot.wireshark.org/trunk/
BUILDBOT_BUILDERNAME=Clang Code Analysis
BUILDBOT_SLAVENAME=clang-code-analysis
BUILDBOT_GOT_REVISION=f6b9e7a79ea572efa20af73b45cc24aa7f4b0c21

Return value:  0

Dissector bug:  0

Valgrind error count:  1



Git commit
commit f6b9e7a79ea572efa20af73b45cc24aa7f4b0c21
Author: Alexis La Goutte <[email protected]>
Date:   Sun Sep 28 20:57:13 2014 +0200

    PIDL: Fix Dead Store (Dead assignement/Dead increment) warning found by
Clang

    Change-Id: Ibae478771b30d6e9ae07315985f1e71bc6b65423
    Reviewed-on: https://code.wireshark.org/review/4350
    Reviewed-by: Michael Mann <[email protected]>


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

==18418== Memcheck, a memory error detector
==18418== Copyright (C) 2002-2013, and GNU GPL'd, by Julian Seward et al.
==18418== Using Valgrind-3.10.0.SVN and LibVEX; rerun with -h for copyright
info
==18418== Command:
/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark
-nr /fuzz/buildbot/clangcodeanalysis/valgrind-fuzz/fuzz-2014-09-30-15823.pcap
==18418== 
==18418== Conditional jump or move depends on uninitialised value(s)
==18418==    at 0x69263AF: dissect_ftp (packet-ftp.c:351)
==18418==    by 0x66700B3: call_dissector_through_handle (packet.c:626)
==18418==    by 0x66709D4: call_dissector_work (packet.c:713)
==18418==    by 0x667108B: dissector_try_uint_new (packet.c:1145)
==18418==    by 0x6D71A95: decode_tcp_ports (packet-tcp.c:4049)
==18418==    by 0x6D71E3E: process_tcp_payload (packet-tcp.c:4107)
==18418==    by 0x6D7240F: dissect_tcp_payload (packet-tcp.c:1923)
==18418==    by 0x6D740AB: dissect_tcp (packet-tcp.c:5000)
==18418==    by 0x66700B3: call_dissector_through_handle (packet.c:626)
==18418==    by 0x66709D4: call_dissector_work (packet.c:713)
==18418==    by 0x667108B: dissector_try_uint_new (packet.c:1145)
==18418==    by 0x6A2324A: dissect_ip (packet-ip.c:2450)
==18418== 
==18418== 
==18418== HEAP SUMMARY:
==18418==     in use at exit: 1,216,354 bytes in 29,614 blocks
==18418==   total heap usage: 223,168 allocs, 193,554 frees, 28,428,365 bytes
allocated
==18418== 
==18418== LEAK SUMMARY:
==18418==    definitely lost: 5,369 bytes in 164 blocks
==18418==    indirectly lost: 36,648 bytes in 49 blocks
==18418==      possibly lost: 0 bytes in 0 blocks
==18418==    still reachable: 1,174,337 bytes in 29,401 blocks
==18418==         suppressed: 0 bytes in 0 blocks
==18418== Rerun with --leak-check=full to see details of leaked memory
==18418== 
==18418== For counts of detected and suppressed errors, rerun with: -v
==18418== Use --track-origins=yes to see where uninitialised values come from
==18418== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)

[ no debug trace ]


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