RFR: 8079441: Intermittent failures on Windows with "Unexpected exit from test [exit code: 1080890248]" (0x406d1388)

[Robbin Ehn]

Thanks Ioi!

/Robbin

On 01/10/2017 08:30 PM, Ioi Lam wrote:
> Looks good to me.
>
> Thanks
> - Ioi
>
> On 1/10/17 2:14 AM, Robbin Ehn wrote:
>> Hi all, please review.
>>
>> We still have exit code 1080890248/0x406d1388 on windows when running kitchensink.
>> Since this is the same value as windows thread name exception:
>> http://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
>> and we are still suspicious about this.
>>
>> This is not a bug fix per se, but it will determine if this exception is the cause of this
>> and if so only when a debugger is attached this failure can happen.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8079441
>>
>> Tested with windbg and passes winx64 hotspot_jprt.
>>
>> /Robbin
>>
>> --- a/src/os/windows/vm/os_windows.cpp    Mon Jan 09 19:36:47 2017 +0000
>> +++ b/src/os/windows/vm/os_windows.cpp    Tue Jan 10 11:00:45 2017 +0100
>> @@ -777,6 +777,11 @@
>>    // Note that unfortunately this only works if the process
>>    // is already attached to a debugger; debugger must observe
>>    // the exception below to show the correct name.
>> +
>> +  // If there is no debugger attached skip raising the exception
>> +  if (!IsDebuggerPresent()) {
>> +    return;
>> +  }
>>
>>    const DWORD MS_VC_EXCEPTION = 0x406D1388;
>>    struct {
>