Wireshark-bugs: [Wireshark-bugs] [Bug 10952] New: Buildbot crash output: fuzz-2015-02-12-28795.p
Date: Thu, 12 Feb 2015 12:50:02 +0000
Bug ID 10952
Summary Buildbot crash output: fuzz-2015-02-12-28795.pcap
Product Wireshark
Version unspecified
Hardware x86-64
URL https://www.wireshark.org/download/automated/captures/fuzz-2015-02-12-28795.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:

https://www.wireshark.org/download/automated/captures/fuzz-2015-02-12-28795.pcap

stderr:
Input file: /home/wireshark/menagerie/menagerie/13377-HR_SENSOR_btsnoop_hci.log

Build host information:
Linux wsbb04 3.13.0-45-generic #74-Ubuntu SMP Tue Jan 13 19:36:28 UTC 2015
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://wireshark-buildbot@code.wireshark.org:29418/wireshark
BUILDBOT_BUILDNUMBER=3144
BUILDBOT_URL=http://buildbot.wireshark.org/trunk/
BUILDBOT_BUILDERNAME=Clang Code Analysis
BUILDBOT_SLAVENAME=clang-code-analysis
BUILDBOT_GOT_REVISION=0dbf7418652b9ee719b9b36c43440ece53fafc21

Return value:  0

Dissector bug:  0

Valgrind error count:  27



Git commit
commit 0dbf7418652b9ee719b9b36c43440ece53fafc21
Author: Jiří Engelthaler <engycz@gmail.com>
Date:   Wed Feb 11 13:57:15 2015 +0100

    packet-iec104: fix packet information text

    Change I6abc157368a78e1abfde672728b88a36ba6e76cc adds break in "switch
case" but there was missing break deliberately. Code modified to let break on
his place - copied code from the following condition.

    Change-Id: Id008955fbc122c0f8cfe06af2b96f0b643e9417f
    Reviewed-on: https://code.wireshark.org/review/7066
    Reviewed-by: Anders Broman <a.broman58@gmail.com>


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

==21863== Memcheck, a memory error detector
==21863== Copyright (C) 2002-2013, and GNU GPL'd, by Julian Seward et al.
==21863== Using Valgrind-3.10.0.SVN and LibVEX; rerun with -h for copyright
info
==21863== Command:
/home/wireshark/builders/wireshark-master-fuzz/clangcodeanalysis/install/bin/tshark
-Vx -nr
/fuzz/buildbot/clangcodeanalysis/valgrind-fuzz/fuzz-2015-02-12-28795.pcap
==21863== 
==21863== Invalid read of size 1
==21863==    at 0x671A6D5: print_hex_data_buffer (print.c:962)
==21863==    by 0x671C196: print_hex_data (print.c:879)
==21863==    by 0x412FE2: print_packet (tshark.c:4044)
==21863==    by 0x4139FA: process_packet (tshark.c:3633)
==21863==    by 0x40C859: main (tshark.c:3380)
==21863==  Address 0x12a85640 is 0 bytes inside a block of size 27 free'd
==21863==    at 0x4C2BDEC: free (in
/usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==21863==    by 0x725FE7C: wmem_simple_free_all (wmem_allocator_simple.c:107)
==21863==    by 0x7260AFB: wmem_leave_packet_scope (wmem_scopes.c:81)
==21863==    by 0x4136B3: process_packet (tshark.c:3619)
==21863==    by 0x40C859: main (tshark.c:3380)
==21863== 
==21863== 
==21863== HEAP SUMMARY:
==21863==     in use at exit: 1,221,466 bytes in 29,823 blocks
==21863==   total heap usage: 326,061 allocs, 296,238 frees, 35,005,302 bytes
allocated
==21863== 
==21863== LEAK SUMMARY:
==21863==    definitely lost: 3,656 bytes in 156 blocks
==21863==    indirectly lost: 36,968 bytes in 51 blocks
==21863==      possibly lost: 0 bytes in 0 blocks
==21863==    still reachable: 1,180,842 bytes in 29,616 blocks
==21863==         suppressed: 0 bytes in 0 blocks
==21863== Rerun with --leak-check=full to see details of leaked memory
==21863== 
==21863== For counts of detected and suppressed errors, rerun with: -v
==21863== ERROR SUMMARY: 27 errors from 1 contexts (suppressed: 0 from 0)

[ no debug trace ]


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