Re: Process terminates unexpectedly with exit code access violation 0xC0000005

From:

"Alexander Grigoriev" <alegr@earthlink.net>

Newsgroups:

microsoft.public.vc.debugger,microsoft.public.vc.language

Date:

Wed, 14 Jan 2009 07:16:59 -0800

Message-ID:

<ObXomsldJHA.3520@TK2MSFTNGP05.phx.gbl>

Check if there is catch(...) somewhere in the code, or __try/__except. Also,
run the system under remote debugger.

"Martin T." <0xCDCDCDCD@gmx.at> wrote in message
news:gkk9om$saj$1@news.motzarella.org...

Alex Blekhman wrote:

"Martin T." wrote:

C++ Windows application / release build with all optimizations disabled
/ Visual Studio 2005 / Windows XP sp2

I am facing the problem that our application terminates unexpectedly
without any debug/reporting mechanism being invoked, i.e. it terminates
*as if* I would issue the call ::TerminateProcess(hCurrent, 0xC0000005)
manually. However, we are sure that no user code in our application
calls TerminateProcess (let alone with the code for access violation).

What you see is typical to the foloowng scenario:

1. A thread exhausts its stack space; EXCEPTION_STACK_OVERFLOW exception
(0xC00000FD) is risen.

2. A thread swallows EXCEPTION_STACK_OVERFLOW and continue execution.

3. At the next attempt to grow stack, the system takes control, issues
EXCEPTION_ACCESS_VIOLATION (0xC0000005) exception and terminates the
process immediately - without any GUI message!

Thanks for pointing this out explicitly.

However, this scenario requires that either a) we have two subsequent
stack overflows or b) the EXCEPTION_STACK_OVERFLOW is "handled" by
EXCEPTION_CONTINUE_EXECUTION, which we do not do (at least not explicitly.

Di you know of any "system" mechanism that would do that, as we do not
explicitly catch these exceptions ... ?

cheers,
Martin

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