Date: Thu, 18 May 2017 22:45:34 +0200 From: Domagoj Stolfa <domagoj.stolfa@gmail.com> To: Samuel Lepetit <slepetit@apple.com> Cc: Andreas Longwitz <longwitz@incore.de>, freebsd-dtrace@freebsd.org Subject: Re: fbt:kernel:breadn_flags:entry): invalid address (0x0) in action #7 Message-ID: <20170518204534.GA37126@wraith> In-Reply-To: <6A020677-BC76-41E1-8372-10B7962F4EDE@apple.com> References: <591E01F5.8080208@incore.de> <6A020677-BC76-41E1-8372-10B7962F4EDE@apple.com>
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--EeQfGwPcQSOJBaQU Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hello, > I suspect the easiest way here is just to check that your credential in a= rgs[6] is non-null in a predicate. yes, you would likely have to enable the probe twice -- once with a non-null argument and once with a null argument (if required). --=20 Best regards, Domagoj Stolfa --EeQfGwPcQSOJBaQU Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEHQB+y96lmmv+IXofwxT+ikb0YU4FAlkeB+wACgkQwxT+ikb0 YU6DZAf8CPuPmhPMpQLFa0Nj4889VpxO5EDf0r48kEG8f0DGP7IMGS/CQakZrRx3 fVSKi0jXUU4lhcZG04xz6QZHAj4SYLMgJHLAfJsrChdu2icfWFQRS6WD1IGJ6TZ+ b1h+D55fKwHHJIS4EOlWLxVii3wfhOqWhQZhSRZ7M//PIdhIXjlvk38eh3xbL/8t PVC3Zeof0mAB8ZexCkJXLh99v3wSTFN7DeLclV3CPAzqadcvx7GpWH9hWMI2fKjX J+hxG/Z39qKZ77ydbPFGZYjYMqJBEgG7PfZuXzKmjg+Ql5kYRGiomJvYbuxIkDCk Fx0d7dAgPuMEE8Jse/6s2w8YXjFLhw== =hV8p -----END PGP SIGNATURE----- --EeQfGwPcQSOJBaQU--
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