From: Segher Boessenkool
> Sent: 17 September 2015 04:19
> On Thu, Sep 17, 2015 at 12:50:12PM +1000, Michael Ellerman wrote:
> > On Wed, 2015-09-16 at 21:54 -0400, Steven Rostedt wrote:
> > > This could be a symptom and not the problem. What the above shows is
> > > that ftrace tried to convert the mcount at change_protection but what
> > > it expected was there wasn't. Unfortunately, it doesn't state exactly
> > > what it wants (that would take a arch specific function to do that, and
> > > this is in generic code). But what it found was "74 66 74 70", which I
> > > have no idea what type of command that is.
> >
> > This is big endian, so I think that's:
> >
> > andis. r6,r3,29808
> >
> > Which is feasible.
>
> It also says "tftp", which is intriguing if nothing else :-)
Much more likely than the above instruction.
If the address it wass read from is in the dump, look at the entire string.
David
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