Re: [PATCH] sched/cpuacct: Check for NULL when using task_pt_regs()

From: Ingo Molnar
Date: Wed Apr 13 2016 - 03:43:29 EST



* Srikar Dronamraju <srikar@xxxxxxxxxxxxxxxxxx> wrote:

> * Anton Blanchard <anton@xxxxxxxxx> [2016-04-06 21:59:50]:
>
> > Looks good, and the patch below does fix the oops for me.
> >
> > Anton
> > --
> >
> > task_pt_regs() can return NULL for kernel threads, so add a check.
> > This fixes an oops at boot on ppc64.
> >
> > Signed-off-by: Anton Blanchard <anton@xxxxxxxxx>
>
> Works for me too.
>
> Reported-and-Tested-by: Srikar Dronamraju <srikar@xxxxxxxxxxxxxxxxxx>

Could someone please re-send the fix, because it has not reached me nor lkml.

Thanks,

Ingo