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Message-ID: <20180226020036.GE2808@eros>
Date: Mon, 26 Feb 2018 13:00:36 +1100
From: "Tobin C. Harding" <me@...in.cc>
To: Tycho Andersen <tycho@...ho.ws>
Cc: Kernel Hardening <kernel-hardening@...ts.openwall.com>,
LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/4] leaking_addresses: simplify path skipping
On Sun, Feb 25, 2018 at 06:26:31PM -0700, Tycho Andersen wrote:
> Hi Tobin,
>
> On Mon, Feb 19, 2018 at 01:50:47PM +1100, Tobin C. Harding wrote:
> > -# Do not parse these files under any subdirectory.
> > -my @skip_parse_files_any = ('0',
> > - '1',
> > - '2',
> > - 'pagemap',
> > - 'events',
> > - 'access',
> > - 'registers',
> > - 'snapshot_raw',
> > - 'trace_pipe_raw',
> > - 'ptmx',
> > - 'trace_pipe');
>
> It might be worth adding 'syscall' here; the pointers listed are user
> pointers, and negative syscall args will show up like kernel pointers,
> e.g. I get this output, which is spurious:
>
> /proc/31808/syscall: 0 0x3 0x55b107a38180 0x2000 0xffffffffffffffb0 0x55b107a302d0 0x55b107a38180 0x7fffa313b8e8 0x7ff098560d11
Nice. Will add.
thanks,
Tobin.
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