[Ace-users] [tao-users] Thread crash in TAO MProfile code.
jwillemsen at remedy.nl
Sat Dec 15 08:35:13 CST 2007
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2650 AC Berkel en Rodenrijs
www.theaceorb.nl / www.remedy.nl
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"Venkat" <swara101 at yahoo.com> wrote in message
news:<b716ca6a-93e8-4d90-8c3b-e206cdb5dfe1 at s8g2000prg.googlegroups.com>...
> Hello TAO team,
> TAO VERSION: 1.6.1
> ACE VERSION: 5.6.1
> (actually, svn head taken a couple of weeks back)
> HOST MACHINE and OPERATING SYSTEM:
> NetBSD, i386
> TARGET MACHINE and OPERATING SYSTEM, if different from HOST:
> COMPILER NAME AND VERSION (AND PATCHLEVEL):
> NetBSD, i386
> THE $ACE_ROOT/ace/config.h FILE [if you use a link to a platform-
> specific file, simply state which one]:
> generation via autoconf
> THE $ACE_ROOT/include/makeinclude/platform_macros.GNU FILE [if you
> use a link to a platform-specific file, simply state which one
> (unless this isn't used in this case, e.g., with Microsoft Visual
> CONTENTS OF $ACE_ROOT/bin/MakeProjectCreator/config/
> (used by MPC when you generate your own makefiles):
> AREA/CLASS/EXAMPLE AFFECTED:
> DOES THE PROBLEM AFFECT:
> COMPILATION? no
> LINKING? no
> EXECUTION? Yes
> Thread crash in TAO codebase.
> Client is getting service from Server; both are on different nodes.
> Server crashes and restarts. During the period Server is not
> available, Client keeps calling Server, and consumes any exceptions
> due to server is not available. This is happening in the context
> SSLIOP protocol underneath. I'm seeing the following thread crash on
> client side. It's very temporal. I'm not seeing any way to reproduce.
> Any clue from the following stack trace?
> Any feedback is helpful.
> Program terminated with signal 11, Segmentation fault. // null
> pointer due to .....?
> (gdb) where
> #0 TAO_Default_Endpoint_Selector::select_endpoint (this=Variable
> "this" is not available.) at MProfile.inl:65
> #1 0x00007f7ff97f6b6e in TAO::Profile_Transport_Resolver::resolve
> at ../../../TAO/tao/Profile_Transport_Resolver.cpp:88#2
> 0x00007f7ff97cccd7 in TAO::Invocation_Adapter::invoke_remote_i
> (this=0x7f7ff3dfe670, stub=Variable "stub" is not available.)
> at ../../../TAO/tao/Invocation_Adapter.cpp:247
> #3 0x00007f7ff97cd730 in TAO::Invocation_Adapter::invoke_i
> (this=0x7f7ff3dfe670, stub=0x7d8000,
> details=@0x7f7ff3dfe570) at ../../../TAO/tao/
> #4 0x00007f7ff97cd372 in TAO::Invocation_Adapter::invoke
> (this=0x7f7ff3dfe670, ex_data=0x0, ex_count=0)
> at ../../../TAO/tao/Invocation_Adapter.cpp:50
> REPEAT BY:
> It's a temporal behavior. Hard to reproducem, but has been
> seen a couple of times.
> SAMPLE FIX/WORKAROUND:
> None, as it is not clear how to reproduce.
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