[Kernel-packages] [Bug 1233175] Re: Kernel panic : mempolicy potential use-after-free on server running mongodb

2014-05-15 Thread Munehisa Kamata
I will not be able to provide a reproducer of this immediately. If you agree, please keep this open until I can have it or someone comes here with his/her reproducer. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1233175] Re: Kernel panic : mempolicy potential use-after-free on server running mongodb

2014-04-25 Thread Munehisa Kamata
Unfortunately, we don't have a repro case yet. Do you really need a repro case to proceed this? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1233175 Title: Kernel panic : mempolicy

[Kernel-packages] [Bug 1233175] Re: Kernel panic : mempolicy potential use-after-free on server running mongodb

2014-04-14 Thread Munehisa Kamata
Hi Chris, Does anyone of you have a repro case? Although the patch itself is really straightforward, I don't have a reliable repro case of this race unfortunately. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1233175] Re: Kernel panic : mempolicy potential use-after-free on server running mongodb

2014-03-19 Thread Munehisa Kamata
Hi, We also have experienced this issue with 3.2.0-57-generic. Thanks to the core dump analysis by Louis Bouchard, I could notice that accessing current-mempolicy in interrupt context is totally bad idea, and then found the following commit.