From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1SckE5-0001R1-4l for user-mode-linux-devel@lists.sourceforge.net; Thu, 07 Jun 2012 21:26:41 +0000 Received: from a.ns.miles-group.at ([95.130.255.143] helo=radon.swed.at) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1SckE3-0001om-Qq for user-mode-linux-devel@lists.sourceforge.net; Thu, 07 Jun 2012 21:26:41 +0000 Message-ID: <4FD11C88.6090308@nod.at> Date: Thu, 07 Jun 2012 23:26:32 +0200 From: Richard Weinberger MIME-Version: 1.0 References: <4FD1164B.6060307@gmail.com> In-Reply-To: <4FD1164B.6060307@gmail.com> List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============4692115999788591637==" Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net Subject: Re: [uml-devel] [PATCH] um: pass siginfo to guest process To: user-mode-linux-devel@lists.sourceforge.net This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --===============4692115999788591637== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigFA40FE63C899261EB7BCC188" This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigFA40FE63C899261EB7BCC188 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Am 07.06.2012 22:59, schrieb Martin P=E4rtel: > Signal handlers in UML guest processes now get correct siginfo_t fields= > for SIGTRAP, SIGFPE, SIGILL and SIGBUS. Specifically, si_addr and si_co= de > are now correct where previously they were si_addr =3D NULL and si_code= =3D 128. What exactly is broken? In my SIGSEGV test case si_addr is not NULL, it contains the correct faul= ting address. > + > + ptrace(PTRACE_GETSIGINFO, pid, 0, &si); > + Doesn't this leak the host siginfo_t into the guest? Thanks, //richard --------------enigFA40FE63C899261EB7BCC188 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQEcBAEBAgAGBQJP0RyIAAoJEN9758yqZn9exl4IALWCPLje2mNu6JhBsBMWeT5M X1IG6s8n+sYow6OIX7Jc3JNcApD/cEeaNUfFGpGqMbLMj+qLsf55DppeHh6wjagX bSgy7hPCatx2yxbkGp5d+IdLkXD/vMs9hY0S/sEMlNWA4QSuLw6wksndsvTlc2j5 Kzy81et/bfXz4o2sj3MfEbtn/hlh0XexLAgRJ6r+H2ULTklGVlPRBTVj0mMZePya nr6DiI0Y/1u74HmlBYeq/o3rW0hDUHm/0gH8q6TOzX6j+my4j2z72XjtrEVVa1B+ L5aVVJULoS2pfVMemF2bSoyDQyo1pcGUrIm017Ly4XO066QKWUfqYeqwrGYn530= =re2d -----END PGP SIGNATURE----- --------------enigFA40FE63C899261EB7BCC188-- --===============4692115999788591637== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ --===============4692115999788591637== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel --===============4692115999788591637==--