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SubjectRe: ftrace 'failed to modify' bug when loading reiserfs.ko
On Thu, 5 Sep 2013 21:34:55 -0400
Dave Jones <davej@redhat.com> wrote:

> On Thu, Sep 05, 2013 at 09:28:34PM -0400, Steven Rostedt wrote:
> > On Thu, 5 Sep 2013 21:19:24 -0400
> > Dave Jones <davej@redhat.com> wrote:
> >
> > > For whatever dumb reason, when running 'make install' on a Fedora system,
> > > os-prober tries to figure out what filesystems are needed by loading filesystems,
> > > and seeing what sticks.. Today it blew up spectacularly when it got to
> > > loading reiserfs.. System wedged entirely afterwards.
> >
> > Could it be that the reiserfs module was compiled differently than the
> > running kernel?
>
> ohhhh... it was probably installing the just-built version over the same '3.11+'
> modules tree that was running. This has never been a problem before though..
>

Did you change a config option, or update your gcc?

Although, it doesn't really explain why the location would have
something that it doesn't expect. As the mcount/fentry table is created
in the module itself.

-- Steve


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