Messages in this thread | | | Date | Thu, 2 Oct 2014 13:03:07 -0700 | From | "Paul E. McKenney" <> | Subject | Re: Hard lockups under high CPU load with DynTicks - RCU Related? |
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On Tue, Sep 23, 2014 at 08:32:02AM +0100, Mike Lothian wrote: > Hi > > I've raised https://bugzilla.kernel.org/show_bug.cgi?id=84131 and > attempted to bisect > > The bug I'm stumbling on happens on both and Intel Sandybridge and AMD > Kabini system - it manifests itself as a hard lockup when the system > is under high load > > If I switch off DynTicks the problem doesn't happen - I bisected by > compiling Chromium marking each one good or bad if the system starts > to lockup > > I'm not sure if I've filed the bug under the right Product / Component > > Please let me know if you'd like any more diagnostics
The commit that your bisection located is a merge commit. Could you please try each of the branches that were merged? That might allow you to pinpoint the actual commit.
Thanx, Paul
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