Date: Mon, 15 Aug 2016 10:24:40 +0100 From: Bryan Drewery <bdrewery@FreeBSD.org> To: Warner Losh <imp@bsdimp.com>, Ngie Cooper <yaneurabeya@gmail.com> Cc: "Kenneth D. Merry" <ken@freebsd.org>, "Andrey V. Elsukov" <ae@freebsd.org>, Peter Wemm <peter@wemm.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, src-committers <src-committers@freebsd.org> Subject: Re: svn commit: r303019 - head/sys/geom Message-ID: <8c39aecd-d9b5-615e-455f-7f35c0616470@FreeBSD.org> In-Reply-To: <CANCZdfr8iTn2PQm0jTfaWBX9oVUeLinKkvErLn4dw5tAVOWPbQ@mail.gmail.com> References: <201607190536.u6J5aLl7015268@repo.freebsd.org> <3277576.dFZ2EGo2Fh@overcee.wemm.org> <6198652.UmU69kS6Zt@overcee.wemm.org> <181fcc35-3a5d-043f-7dc4-7a01a53eebae@FreeBSD.org> <7372bf93-69a2-f5f5-1d07-204fd31f252c@FreeBSD.org> <20160812151117.GA52309@mithlond.kdm.org> <CANCZdfqJ7_0PAKvvziscP1GJ%2BmVwtzkEhVt6kL7a1rVu1HZCXw@mail.gmail.com> <20160812151745.GA52527@mithlond.kdm.org> <CANCZdfq4FLQY3SugEvpMkRCQjhyCHfzFmuqf1m_Mw8LDBoRtLA@mail.gmail.com> <df6da7f2-ffc2-daca-aff5-0fd75fd6e83f@FreeBSD.org> <CAGHfRMBUOCof2o%2Bgk=mhtftaQv6A1PFts7FK9BzBmQx=DaChMA@mail.gmail.com> <CANCZdfr8iTn2PQm0jTfaWBX9oVUeLinKkvErLn4dw5tAVOWPbQ@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --JKuIoU9JciIhoC98rqA0Ip4rxHc4R5f7F Content-Type: multipart/mixed; boundary="xLPgIbPwd4waUXgBw3KtR912TJLqhBUkq" From: Bryan Drewery <bdrewery@FreeBSD.org> To: Warner Losh <imp@bsdimp.com>, Ngie Cooper <yaneurabeya@gmail.com> Cc: "Kenneth D. Merry" <ken@freebsd.org>, "Andrey V. Elsukov" <ae@freebsd.org>, Peter Wemm <peter@wemm.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, src-committers <src-committers@freebsd.org> Message-ID: <8c39aecd-d9b5-615e-455f-7f35c0616470@FreeBSD.org> Subject: Re: svn commit: r303019 - head/sys/geom References: <201607190536.u6J5aLl7015268@repo.freebsd.org> <3277576.dFZ2EGo2Fh@overcee.wemm.org> <6198652.UmU69kS6Zt@overcee.wemm.org> <181fcc35-3a5d-043f-7dc4-7a01a53eebae@FreeBSD.org> <7372bf93-69a2-f5f5-1d07-204fd31f252c@FreeBSD.org> <20160812151117.GA52309@mithlond.kdm.org> <CANCZdfqJ7_0PAKvvziscP1GJ+mVwtzkEhVt6kL7a1rVu1HZCXw@mail.gmail.com> <20160812151745.GA52527@mithlond.kdm.org> <CANCZdfq4FLQY3SugEvpMkRCQjhyCHfzFmuqf1m_Mw8LDBoRtLA@mail.gmail.com> <df6da7f2-ffc2-daca-aff5-0fd75fd6e83f@FreeBSD.org> <CAGHfRMBUOCof2o+gk=mhtftaQv6A1PFts7FK9BzBmQx=DaChMA@mail.gmail.com> <CANCZdfr8iTn2PQm0jTfaWBX9oVUeLinKkvErLn4dw5tAVOWPbQ@mail.gmail.com> In-Reply-To: <CANCZdfr8iTn2PQm0jTfaWBX9oVUeLinKkvErLn4dw5tAVOWPbQ@mail.gmail.com> --xLPgIbPwd4waUXgBw3KtR912TJLqhBUkq Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 8/13/16 5:45 AM, Warner Losh wrote: > On Fri, Aug 12, 2016 at 3:06 PM, Ngie Cooper <yaneurabeya@gmail.com> wr= ote: >> On Fri, Aug 12, 2016 at 8:23 AM, Bryan Drewery <bdrewery@freebsd.org> = wrote: >> >> ... >> >>> No, I was missing r303637. Hard to say if it is related... Andrey sa= ys >>> it's not. I haven't dived into it yet and it's so far only happened >>> once (out of a few tests). We do have various customizations but I'm= >>> inclined to think it's the stock code having problems. >> >> I hit it again on our internal vendor tree (what bdrewery was noting >> previously). I can provide some details about the panic if need be. >=20 > Ideally, you'd reproduce it on an unmodified -current. In a vendor tree= there's > many chances that something else is odd or off that would make it hard = for > the community to help. >=20 > Warner >=20 #4 0xffffffff80477b82 in g_resize_provider_event (arg=3D0xfffff80007f8d3a0, flag=3D<optimized out>) at /b/mnt/src/sys/geom/geom_subr.c:668 668 KASSERT(!(pp->flags & G_PF_WITHER), (gdb) p pp->mediasize $2 =3D 0 It seems that r303637 really does cover the panic we're hitting since the g_resize_provider_event was posted with mediasize=3D=3D0 which r30363= 7 avoids. --=20 Regards, Bryan Drewery --xLPgIbPwd4waUXgBw3KtR912TJLqhBUkq-- --JKuIoU9JciIhoC98rqA0Ip4rxHc4R5f7F Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQEcBAEBCgAGBQJXsYpZAAoJEDXXcbtuRpfPtzsIAM1iTnWgen4l5t6XEvtktGwg S23dRkhmnjyDzqDQJQNhL44wZEjeHdLGsGGg9CHIkkh7yf5p8YHJC3TTTk5cOm7E rGxnKt+EmbQ0O1g5IS9Qtp6RG4nWI0/+vOe542L+Sd4V+/xTxSNjSSck5lBbMczP XSktR6SPlLszqUgq1iQTd4CxkLrG7nCn7YqPTqvuxJ7yPkVJfj9LsOvW9f0Qnk5F URVVNJmX2UzNdEgYpYsv12lYRLLZ16Jj2LRogyt3b2V+i/rvV5R9s1wQHdY0EhyD XMkIMSBCeT1VSt51FOnKl2E4O4+4dR+mBK26I9qL/z7fSoprZmrrfBSPNzt1q7Y= =g8vW -----END PGP SIGNATURE----- --JKuIoU9JciIhoC98rqA0Ip4rxHc4R5f7F--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?8c39aecd-d9b5-615e-455f-7f35c0616470>