From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Haigh Subject: Re: 4.2.3 - xen: vector 0x2 is not implemented Date: Wed, 09 Oct 2013 01:41:24 +1100 Message-ID: <52541994.1000303@crc.id.au> References: <525348C5.5060508@crc.id.au> <1381236125.3804.75.camel@hastur.hellion.org.uk> <5254172B.8050803@oracle.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============8665771096733229053==" Return-path: In-Reply-To: <5254172B.8050803@oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============8665771096733229053== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="hJfAoNRlUqLW1fnhN8hFPhqiVKUEBI2Mw" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --hJfAoNRlUqLW1fnhN8hFPhqiVKUEBI2Mw Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 10/09/2013 01:31 AM, Boris Ostrovsky wrote: > On 10/08/2013 08:42 AM, Ian Campbell wrote: >> On Tue, 2013-10-08 at 10:50 +1100, Steven Haigh wrote: >>> Hi all, >>> >>> I've had a report of a host starting to give this output: >>> Oct 7 19:36:37 kernel: INFO: rcu_sched self-detected stall on CPU { 2= } >>> (t=3D273561 jiffies g=3D17919 c=3D17918 q=3D9688) >>> Oct 7 19:36:37 kernel: sending NMI to all CPUs: >>> Oct 7 19:36:37 kernel: xen: vector 0x2 is not implemented >> This bit is just a symptom triggered by the initial rcu stall which is= >> your real problem. >> >> That said I thought the NMI thing was fixed recently, which might have= >> gotten you better debugging on the rcu problem. >=20 > This went into v3.12-rc1 (commit 6efa20e). >=20 > Steven, can you try your test with newer kernels that have this fix? Wi= th > it we should be able to see where the stall is happening. Sadly I can't easily rebuild this to 3.12. Is it possible to get a version / patch / commit that will work with 3.11.x? --hJfAoNRlUqLW1fnhN8hFPhqiVKUEBI2Mw Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJSVBmgAAoJEEGvNdV6fTHcVQEP/0fjZYuJZQeq/HmEu5ZlNa+d TdSxtjqzM0EKcz1x5zMqBMkem12unyMt/p6/LkFM21VdqR4v/Y3xGAI/EVrmlETA 0DnN6B1nexmKt4kzO53oA/YfvpRYYuwhkcElC4th15laQVy4JdEmFBFQQQRkkQAf pBWEK+NRoqqkJ455kgciaiinQQRaqsIa3M76fqf01MrlQNS/Hbk315qTDlxSmw5U ABymFsC77wAW7EtoG6rajKv4qZXI0G/bZyVtOUefjBQarJxqt1PZV+rg0vzTvBRQ MRvRDlZWki7qrvqFiw6tJCLAkKrQQmzhrLtB3M47KCbOJx1qqTt4KpuA3Ndn8eWZ ulp9izJVfm/MDWTZmcln9xAbNqwk1DAMjS7lBSjY2udhqoOoYbbpqdfxPC+FGp8z bBPZk++/b445SA6kUCeIeqDd2foCVRI/psu2asxufT17+He60WdQUYkI9/G67PYD LGJ4CDjaSPbnRujblbo5AhlvLdADrppnYS7tTmBAKj4D1mEwsxfMEpK2cbYcPeCg XIxa/9uc3HT6o+P7azEUAoT8sH4hY/sRusZySWrIjLUhJFF5RjvXNPrz59ARaESc TCe2gJynD7jbqGLLXuneBN+Ydn35LzSXwKGSXPplQlCLYknO5jmUJWRzjMOoq+/5 OzV1s+AI7R99OLXWAF0Y =dys2 -----END PGP SIGNATURE----- --hJfAoNRlUqLW1fnhN8hFPhqiVKUEBI2Mw-- --===============8665771096733229053== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel --===============8665771096733229053==--