Re: [PATCH v4 14/16] x86/dumpstack/64: Handle faults when printing the "Stack:" part of an OOPS

From	Josh Poimboeuf <jpoimboe@redhat.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v4 14/16] x86/dumpstack/64: Handle faults when printing the "Stack:" part of an OOPS
Date	2016-06-24 17:40 +0200
Message-ID	<rNBn4-1op-13@gated-at.bofh.it> (permalink)
References	<rNqUF-3pa-3@gated-at.bofh.it> <rNqUG-3pa-15@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Jun 23, 2016 at 09:23:09PM -0700, Andy Lutomirski wrote:
> If we overflow the stack into a guard page, we'll recursively fault
> when trying to dump the contents of the guard page.  Use
> probe_kernel_address so we can recover if this happens.
> 
> Signed-off-by: Andy Lutomirski <luto@kernel.org>

Reviewed-by: Josh Poimboeuf <jpoimboe@redhat.com>

-- 
Josh

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[PATCH v4 14/16] x86/dumpstack/64: Handle faults when printing the "Stack:" part of an OOPS Andy Lutomirski <luto@kernel.org> - 2016-06-24 06:30 +0200
  Re: [PATCH v4 14/16] x86/dumpstack/64: Handle faults when printing  the "Stack:" part of an OOPS Josh Poimboeuf <jpoimboe@redhat.com> - 2016-06-24 17:40 +0200

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