Messages in this thread | | | Date | Wed, 27 Feb 2019 15:33:13 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH 5/6] objtool: Add UACCESS validation |
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On Wed, Feb 27, 2019 at 03:26:23PM +0100, Peter Zijlstra wrote: > On Wed, Feb 27, 2019 at 05:17:58PM +0300, Andrey Ryabinin wrote: > > > > > > On 2/27/19 5:08 PM, Peter Zijlstra wrote: > > > > I can't actually find any definitions of those functions, so I can't > > > very well mark the safe, even if we wanted to. > > > > > > > They are macro-generated. Use 'git grep DEFINE_ASAN' > > Ah, indeed! I'll go have a look.
Urgh, kasan_report() is definitely unsafe. Now, admitedly we should 'never' hit that, but it does leave us up a creek without a paddle.
Not sure what to do here; best I can come up with atm. is kill SMAP on KASAN builds.
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