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Wireshark-bugs: [Wireshark-bugs] [Bug 8343] Buildbot crash output: fuzz-2013-02-15-19931.pcap

Date: Sun, 17 Feb 2013 14:45:38 +0000

changed bug 8343

What Removed Added
CC   [email protected], [email protected]

Comment # 1 on bug 8343 from
Looks like another one for you Michael - more weirdness with the SDP hash
table. I'll attach some valgrind output, and I've pasted the relevant part of
one of the backtraces below:

#0  g_hash_table_lookup_node (hash_return=<synthetic pointer>,
key=0x7fffec0ebb28, hash_table=0x1749760) at
/build/buildd/glib2.0-2.35.7/./glib/ghash.c:371
#1  g_hash_table_insert_internal (hash_table=0x1749760, key=0x7fffec0ebb28,
value=0x7fffec0ebb30, keep_new_key=0) at
/build/buildd/glib2.0-2.35.7/./glib/ghash.c:1153
#2  0x00007ffff545f380 in dissect_sdp_media_attribute
(media_info=0x7fffffffc4e0, transport_info=0x7fffec0e8e18, length=0,
ti=<optimized out>, pinfo=0x7fffec0ebb28, tvb=0xb97000)
    at packet-sdp.c:1263
#3  call_sdp_subdissector (media_info=0x7fffffffc4e0, transport_info=<optimized
out>, length=<optimized out>, ti=<optimized out>, hf=<optimized out>,
pinfo=<optimized out>, 
    tvb=0xb97000) at packet-sdp.c:1598
#4  call_sdp_subdissector (tvb=0xb97000, pinfo=0x7fffec0ebb28, hf=<optimized
out>, ti=<optimized out>, length=0, transport_info=0x7fffec0e8e18,
media_info=0x7fffffffc4e0)
    at packet-sdp.c:1577
#5  0x00007ffff5460172 in setup_sdp_transport (tvb=tvb@entry=0x17495e0,
pinfo=pinfo@entry=0x7fffffffd680,
exchange_type=exchange_type@entry=SDP_EXCHANGE_ANSWER_ACCEPT, 
    request_frame=request_frame@entry=167) at packet-sdp.c:1807
#6  0x00007ffff54777e8 in dissect_sip_common (tvb=tvb@entry=0x1749300,
offset=342, offset@entry=0, pinfo=pinfo@entry=0x7fffffffd680,
tree=tree@entry=0x0, 
    dissect_other_as_continuation=dissect_other_as_continuation@entry=0,
use_reassembly=use_reassembly@entry=0) at packet-sip.c:3151
#7  0x00007ffff5478130 in dissect_sip (tvb=0x1749300, pinfo=0x7fffffffd680,
tree=0x0, data="" out>) at packet-sip.c:2003
#8  0x00007ffff4eb545f in call_dissector_through_handle (handle=0x10a7230,
tvb=0x1749300, pinfo=0x7fffffffd680, tree=0x0, data="" at packet.c:454
#9  0x00007ffff4eb5cbd in call_dissector_work (handle=0x10a7230,
tvb=tvb@entry=0x1749300, pinfo_arg=pinfo_arg@entry=0x7fffffffd680,
tree=tree@entry=0x0, 
    add_proto_name=add_proto_name@entry=1, data="" at packet.c:549
#10 0x00007ffff4eb6500 in dissector_try_uint_new (sub_dissectors=<optimized
out>, uint_val=uint_val@entry=5060, tvb=tvb@entry=0x1749300,
pinfo=pinfo@entry=0x7fffffffd680, 
    tree=tree@entry=0x0, add_proto_name=add_proto_name@entry=1,
data="" at packet.c:969
#11 0x00007ffff4eb6557 in dissector_try_uint (sub_dissectors=<optimized out>,
uint_val=uint_val@entry=5060, tvb=tvb@entry=0x1749300,
pinfo=pinfo@entry=0x7fffffffd680, 
    tree=tree@entry=0x0) at packet.c:995


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