[7u60] Request for approval for 8017498: JVM crashes when native code calls sigaction(sig) where sig>=0x20 (original) (raw)

Alejandro E Murillo alejandro.murillo at oracle.com
Wed Jan 15 09:33:51 PST 2014

Even if the patches apply cleanly, these need to go through hsx/jdk7u/hotspot and pushed via jprt, please send or point me to the patches and I will then get then in via jprt and then in the master after PIT

Thanks Alejandro

On 1/15/2014 4:51 AM, Seán Coffey wrote: > If Calvin's changesets apply cleanly to 7u/hotspot and test results > are good, we shouldn't have a problem. >> Alejandro - can you ensure these get into the 7u60 line ? >> Thanks, > Sean. >> On 15/01/14 10:57, Chan, Sunny wrote: >> Sorry I don't have an OpenJDK id. This is my first "contributions" to >> OpenJDK. >>>> Would I need to work with Alejandro on this? >>>> -----Original Message----- >> From: Seán Coffey [mailto:sean.coffey at oracle.com] >> Sent: 15 January 2014 18:56 >> To: Chan, Sunny [Tech]; Alejandro E Murillo >> Cc: 'jdk7u-dev at openjdk.java.net' >> Subject: Re: [7u60] Request for approval for 8017498: JVM crashes >> when native code calls sigaction(sig) where sig>=0x20 >>>> Hi Sunny, >>>> all 3 bug fixes have been approved for jdk7u-dev. Please push the >> changesets to the hotspot team forest. Do you have an OpenJDK id ? >> Alejandro may have to work this one given the hotspot factor. >>>> https://bugs.openjdk.java.net/browse/JDK-8017498 >> https://bugs.openjdk.java.net/browse/JDK-8020791 >> https://bugs.openjdk.java.net/browse/JDK-8021296 >>>> Regards, >> Sean. >>>> On 07/01/14 13:22, Seán Coffey wrote: >>> Hi Sunny, >>>>>> as per the current 7u60 putback process [1], these three bugs need to >>> have the '7u60-critical-request' label added to the master bug record. >>> I've just done that now. Once they're marked approved, let's revisit >>> this thread. >>>>>> Since the fixes are in the hotspot area, the backports should be >>> pushed to the hotspot team integration forest. >>> alejandro.murillo at oracle.com can help you with that nearer push time. >>>>>> regards, >>> Sean. >>>>>> [1] >>> http://mail.openjdk.java.net/pipermail/jdk7u-dev/2013-November/008070. >>> html >>>>>> On 02/01/14 02:25, Chan, Sunny wrote: >>>> Hi all, >>>>>>>> This is a request to backport a jdk8 fix into jdk7u60, along with >>>> subsequent changes to the regression tests: >>>>>>>> 8017498 : JVM crashes when native code calls sigaction(sig) where >>>> sig>=0x20 >>>> https://bugs.openjdk.java.net/browse/JDK-8017498 >>>>>>>> The current jsig implementation is unable to deal with sigaction >>>> request if signumber is > 32. The patch modifies the signal handler >>>> so that signal > 32, which is not used in the JVM, to ignore and >>>> install the handler request directly. >>>>>>>> This fix is already included in jdk8's hotspot as: >>>> http://hg.openjdk.java.net/hsx/hotspot-rt/hotspot/rev/732af649bc3a >>>>>>>> The discussion thread for Java 8 can be found here: >>>> http://mail.openjdk.java.net/pipermail/hotspot-runtime-dev/2013-July/ >>>> 008031.html >>>>>>>>>>>> Notice that current the regression tests that Calvin has provided has >>>> a few issues and this has been fixed in the following subsequent >>>> updates: >>>>>>>> Bug fix 1 (native code failed to compile on some platform, 8020791): >>>> http://hg.openjdk.java.net/jdk8/jdk8/hotspot/rev/72727c4b6dec >>>> http://mail.openjdk.java.net/pipermail/hotspot-runtime-dev/2013-July/ >>>> 008312.html >>>>>>>>>>>> Bug fix 2 (failed to find gcc, 8021296): >>>> http://hg.openjdk.java.net/jdk8/jdk8/hotspot/rev/f9ee986a9fea >>>> http://mail.openjdk.java.net/pipermail/hotspot-runtime-dev/2013-July/ >>>> 008421.html >>>>>>>>>>>> I have verified that if you applied the original bug fix and then >>>> subsequent testbug fix to the JDK 7 branch, it applies cleanly and >>>> resolved the issues. >>>>>>>> Thanks. >>>>>>>> Sunny Chan, Executive Director, Technology Goldman Sachs (Asia) >>>> L.L.C. | 68th Floor | Cheung Kong Center | 2 Queens Road Central | >>>> Hong Kong >>>> email: sunny.chan at gs.com | Tel: +852 2978 6481 | Fax: +852 2978 0633 >>>>>>>> This message may contain information that is confidential or >>>> privileged. If you are not the intended recipient, please advise the >>>> sender immediately and delete this message. See >>>> http://www.gs.com/disclaimer/email for further information on >>>> confidentiality and the risks inherent in electronic communication. >>>>>

Alejandro

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