On 02.12.2013, at 05:01, Preeti U Murthy <pre...@linux.vnet.ibm.com> wrote:
> Hi, > > On 11/30/2013 11:15 PM, Alexander Graf wrote: >> Hi Ben, >> >> With current linus master (3.13-rc2+) I'm facing an interesting issue with > > SMT disabling on p7. When I trigger the cpu offlining it works as expected, > but after a few seconds the machine goes into an oops as you can see below. >> >> It looks like a null pointer dereference. > > tip/sched/urgent has the below fix. Can you please apply the following it and > check if the issue gets resolved? A similar issue was reported earlier as I've disabled NO_HZ now on that machine which also "fixed" it for me. Unfortunately I can't reboot that box for at least the next week now to test whether the patch does fix the issue. Alex _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev