Wireshark-bugs: [Wireshark-bugs] [Bug 13202] New: RPC-over-RDMA dissector no longer identifies a

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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Sun, 04 Dec 2016 22:17:27 +0000
Bug ID 13202
Summary RPC-over-RDMA dissector no longer identifies any valid rpc/rdma frames
Product Wireshark
Version 2.3.x (Experimental)
Hardware All
OS All
Status UNCONFIRMED
Severity Major
Priority Low
Component Dissection engine (libwireshark)
Assignee [email protected]
Reporter [email protected] 

Build Information:
TShark (Wireshark) 2.3.0 (v2.3.0rc0-1612-ga0b4d46)

Copyright 1998-2016 Gerald Combs <[email protected]> and contributors.
License GPLv2+: GNU GPL version 2 or later
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Compiled (64-bit) with libpcap, with POSIX capabilities (Linux), with libnl 3,
with GLib 2.48.2, with zlib 1.2.8, with SMI 0.4.8, with c-ares 1.12.0, without
Lua, with GnuTLS 3.4.16, with Gcrypt 1.6.6, with MIT Kerberos, with GeoIP,
without nghttp2, without LZ4, without Snappy.

Running on Linux 4.8.10-200.fc24.x86_64, with Intel(R) Core(TM) i7-5557U CPU @
3.10GHz (with SSE4.2), with 1981 MB of physical memory, with locale
en_US.UTF-8,
with libpcap version 1.7.4, with GnuTLS 3.4.16, with Gcrypt 1.6.6, with zlib
1.2.8.

Built using gcc 6.2.1 20160916 (Red Hat 6.2.1-2).
--
When using the tip of the Wireshark experimental branch, all my RPC-over-RDMA
captures now look like this:

    1   0.000000      LID: 91 → LID: 79      InfiniBand 310 RC Send Only
QP=0x58004f 
    2   0.000003      LID: 79 → LID: 91      InfiniBand 30 RC Acknowledge
QP=0x000210 
    3   0.000006      LID: 91 → LID: 79      InfiniBand 310 RC Send Only
QP=0x58004f 
    4   0.000007      LID: 79 → LID: 91      InfiniBand 30 RC Acknowledge
QP=0x000210 
    5   0.000013      LID: 91 → LID: 79      InfiniBand 310 RC Send Only
QP=0x58004f 
    6   0.000013      LID: 79 → LID: 91      InfiniBand 30 RC Acknowledge
QP=0x000210 
    7   0.000034      LID: 91 → LID: 79      InfiniBand 310 RC Send Only
QP=0x58004f 
    8   0.000036      LID: 79 → LID: 91      InfiniBand 30 RC Acknowledge
QP=0x000210 
    9   0.000058      LID: 91 → LID: 79      InfiniBand 310 RC Send Only
QP=0x58004f 
   10   0.000058      LID: 79 → LID: 91      InfiniBand 30 RC Acknowledge
QP=0x000210 
   11   0.000096      LID: 91 → LID: 79      InfiniBand 310 RC Send Only
QP=0x58004f 
   12   0.000097      LID: 79 → LID: 91      InfiniBand 30 RC Acknowledge
QP=0x000210 
   13   0.000245      LID: 79 → LID: 91      InfiniBand 2090 RC RDMA Write
First QP=0x000210 
   14   0.000278      LID: 79 → LID: 91      InfiniBand 2074 RC RDMA Write
Middle QP=0x000210 
   15   0.000278      LID: 79 → LID: 91      InfiniBand 2074 RC RDMA Write
Middle QP=0x000210 
   16   0.000286      LID: 79 → LID: 91      InfiniBand 2074 RC RDMA Write
Middle QP=0x000210

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