Application crashes with Exception pointing to libgstapp_1_0_0!gst_app_src_end_of_stream

[Mailing List SVR]

Il 24/12/19 09:58, hemanth.chandrashekar at in.unisy ha scritto:
> Hello,
>
> We have one of our Windows application integrated with "G-Streamer 1.12.0"
> and is running fine both on test/production system.
>
> As the load on system/G-Streamer increases, we are facing the application
> crash. On analyzing the dump file, it is pointing to one of the method call
> from G-Streamer.
>
> *** ERROR: Symbol file could not be found.  Defaulted to export symbols for
> c:\gstreamer\1.0\x86\bin\libgstapp-1.0-0.dll -
> libgstapp_1_0_0!gst_app_src_end_of_stream+0x1c:
>
> FAULTING_MODULE: 772b0000 ntdll
>
> DEBUG_FLR_IMAGE_TIMESTAMP:  590c30b7
>
> ERROR_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%p referenced
> memory at 0x%p. The memory could not be %s.
>
> EXCEPTION_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%p referenced
> memory at 0x%p. The memory could not be %s.
>
> EXCEPTION_PARAMETER1:  00000000
>
> EXCEPTION_PARAMETER2:  80000358
>
> READ_ADDRESS:  80000358
>
> FOLLOWUP_IP:
> libgstapp_1_0_0!gst_app_src_end_of_stream+1c
> 703c349c 8b13            mov     edx,dword ptr [ebx]
>
> BUGCHECK_STR:  APPLICATION_FAULT_INVALID_POINTER_READ_WRONG_SYMBOLS
>
> PRIMARY_PROBLEM_CLASS:  INVALID_POINTER_READ
>
> DEFAULT_BUCKET_ID:  INVALID_POINTER_READ
>
> LAST_CONTROL_TRANSFER:  from 0168a214 to 703c349c
>
>
> We are curious how to identify the root cause of this issue. Although it
> takes some effort to recreate this issue, we can still see the problem with
> load on the consistence failure.
>
> I was reading in some portals if we can get some help without luck.
> Appreciate if you can review and comment..
>
> Code snippet where "gst_app_src_end_of_stream" is invoked ...
>
> *static bool handleTerminateRequest(const wstring &reason,
> VnmsStreamProcessor *proc)
> {
> 	GstFlowReturn ret;
> 	/* we are EOS, send end-of-stream and remove the source */
> 	TR_TRACE( informTrace, 0, proc->Port << reason);
> 	ret = gst_app_src_end_of_stream((GstAppSrc*)proc->source);

maybe proc->source was previously unreffed and so it is not valid anymore,

regards
Nicola

> 	if (ret != GST_FLOW_OK)
> 	{
> 		TR_TRACE( errorTrace, 0, proc->Port << L"handleTerminateRequest: error
> pushing end-of-stream buffer : " << ret);
> 	}
> 	SetEvent(proc->hInputDataProcessedEvent);
> 	return FALSE;
> }*
>
> Regards,
> Hemanth
>
>
>
> --
> Sent from: http://gstreamer-devel.966125.n4.nabble.com/
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