[Kernel-packages] [Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-17 Thread tglx
ub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d47924417319e3b6a728c0b690f183e75bc2a702 Tagged for stable. Thanks, tglx -- 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/17

[Kernel-packages] [Bug 1733662] RE: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread tglx
done > echo "online cpus:" > grep processor /proc/cpuinfo|wc > done > > I'm finding a Haswell to reproduce the issue. Come on. This is crystal clear from the KASAN trace. And the fix is simple enough. You simply do not run into it beca

[Kernel-packages] [Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread tglx
t; >>>> > >>>> > >>>> The regression was introduced as of v4.14-r1 and still exists with > >>>> current mainline.  The trace with v4.15-rc7 is in comment #44[1]. > >>>> > >>>> I was hoping to get your feedback, si

[Kernel-packages] [Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread tglx
p diagnose this issue, > > or would it be best to submit a revert request? > > That stinks like a use after free. Can you run with KASAN enabled? > > Thanks, > > tglx -- You received this bug notification because you are a member of Kernel Packages, which is s

[Kernel-packages] [Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-14 Thread tglx
ng to get your feedback, since you are the patch author.  Do > you think gathering any additional data will help diagnose this issue, > or would it be best to submit a revert request? That stinks like a use after free. Can you run with KASAN enabled? Thanks, tglx -- You received th

[Kernel-packages] [Bug 1573231] Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread tglx
oping to get your feedback, since you are the patch author. Do > you think gathering any additional data will help diagnose this issue, > or would it be best to submit a revert request? Yuck. That dies with a divide error. And that looks like XEN is supplying crap data in the CPUID. Does the