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Re: NULL pointer dereference in call_fext_func [fujitsu_laptop]

From Jonathan Woithe <jwoithe@just42.net>
Newsgroups linux.kernel
Subject Re: NULL pointer dereference in call_fext_func [fujitsu_laptop]
Date 2017-09-19 10:30 +0200
Message-ID <urm4N-1KA-3@gated-at.bofh.it> (permalink)
References <urlBM-1m7-13@gated-at.bofh.it> <urlLr-1Ej-7@gated-at.bofh.it>
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On Tue, Sep 19, 2017 at 11:07:29AM +0300, Andy Shevchenko wrote:
> On Tue, Sep 19, 2017 at 10:56 AM, Jiri Slaby <jslaby@suse.cz> wrote:
> > we have this report from 4.13.1:
> > BUG: unable to handle kernel NULL pointer dereference at 00000004
> > IP: call_fext_func.isra.3+0x82/0xf0 [fujitsu_laptop]
> > *pdpt = 0000000035e79001 *pde = 0000000000000000
> 
> Thanks for report.
> 
> Isn't it a duplicate of [1]? If so, perhaps you may continue that thread.
> [1]: https://www.spinics.net/lists/platform-driver-x86/msg12834.html

Yes, it is a duplicate of [1].  I agree that discussion should continue in
that earlier thread.

Regards
  jonathan

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Thread

NULL pointer dereference in call_fext_func [fujitsu_laptop] Jiri Slaby <jslaby@suse.cz> - 2017-09-19 10:00 +0200
  Re: NULL pointer dereference in call_fext_func [fujitsu_laptop] Andy Shevchenko <andy.shevchenko@gmail.com> - 2017-09-19 10:10 +0200
    Re: NULL pointer dereference in call_fext_func [fujitsu_laptop] Jonathan Woithe <jwoithe@just42.net> - 2017-09-19 10:30 +0200
  Re: NULL pointer dereference in call_fext_func [fujitsu_laptop] Jonathan Woithe <jwoithe@just42.net> - 2017-09-19 10:30 +0200

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