Re: kernel BUG at net/rxrpc/local_object.c:LINE!

From: David Howells
Date: Tue Aug 13 2019 - 10:23:04 EST


Dmitry Vyukov <dvyukov@xxxxxxxxxx> wrote:

> > > Please send a patch for testing that enables this tracing
> > > unconditionally. This should have the same effect. There is no way to
> > > hook into a middle of the automated process and arbitrary tune things.
> >
> > I don't know how to do that off hand. Do you have an example?
>
> Few messages above I asked it to test:
> https://groups.google.com/d/msg/syzkaller-bugs/gEnZkmEWf1s/r2_X_KVQAQAJ
>
> Basically, git repo + branch + patch. Here are the docs:
> https://github.com/google/syzkaller/blob/master/docs/syzbot.md#testing-patches

I meant that I don't know how to turn a tracepoint on from inside the kernel.

David