RFR (S) 8023956 [2nd post]: Provide a work-around to broken Linux 32 bit "Exec Shield" using CS for NX emulation (crashing with SI_KERNEL)
Coleen Phillmore
coleen.phillimore at oracle.com
Mon Sep 23 08:29:15 PDT 2013
On 9/23/2013 9:44 AM, David Simms wrote:
>
> Cheers,
>
> I think keep the SI_KERNEL message, it is still correct. Could be
> other issues now or in the future, where the Linux kernel has killed
> us due the an unknown trap. It requires some extra attention to the
> Linux distro when encountering such issues (good hint for support issues).
Okay, that's fine.
Coleen
>
> /David
>
> On 23/09/13 14:27, Coleen Phillmore wrote:
>>
>> David,
>> This looks really good. Thank you for adding this workaround.
>> Should you remove the SI_KERNEL message that we have in the signal
>> handler too?
>> Thanks,
>> Coleen
>>
>> On 9/23/2013 5:02 AM, David Simms wrote:
>>>
>>>
>>>
>>> -------- Original Message --------
>>> Subject: RFR (S) 8023956: Provide a work-around to broken Linux 32
>>> bit "Exec Shield" using CS for NX emulation (crashing with SI_KERNEL)
>>> Date: Mon, 02 Sep 2013 13:18:52 +0200
>>> From: David Simms <david.simms at oracle.com>
>>> To: hotspot-runtime-dev at openjdk.java.net
>>>
>>>
>>>
>>> G'day all,
>>>
>>> Please review a small enhancement for working around a rare but
>>> annoying Linux bug (ia32 only).
>>>
>>> Bug link: https://bugs.openjdk.java.net/browse/JDK-8023956 (
>>> http://bugs.sun.com/view_bug.do?bug_id=8023956)
>>>
>>> Webrev: http://cr.openjdk.java.net/~dsimms/8023956/
>>> <http://cr.openjdk.java.net/%7Edsimms/8023956/>
>>>
>>> Cheers
>>> /David Simms
>>>
>>>
>>
>
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