From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felipe Balbi Subject: Re: PROBLEM: Attempt to Enable CAN Network with MCP251x SPI Interface Results in Kernel Panics at Boot Date: Tue, 26 May 2015 12:25:34 -0500 Message-ID: <20150526172534.GS26599@saruman.tx.rr.com> References: <388824CB4174CA41B696BDD3405FBE6459CFEE9C@stlex-1.stl.dukemfg.local> Reply-To: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="rBVNTu5JXDAWzN2S" Return-path: Content-Disposition: inline In-Reply-To: <388824CB4174CA41B696BDD3405FBE6459CFEE9C-lm7LCZzvWt/H8pOAoaTGmBpNBvFTKpGeZkel5v8DVj8@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Jesse James Cc: "linux-can-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-can.vger.kernel.org --rBVNTu5JXDAWzN2S Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 26, 2015 at 05:21:23PM +0000, Jesse James wrote: > Hello, >=20 > I recently purchased a A10-OLinuXino-LIME from > https://www.olimex.com/.=A0 This board uses the Allwinner A10 Cortex-8 > chipset.=A0 Using the kernel from https://github.com/linux-sunxi and > commit e37d760b363888f3a65cd6455c99a75cac70a7b8, I was able to this commit is not upstream, you need to ask for support from whoever maintains linux-sunxi > successfully build and run kernel 3.4.90+ on the above mentioned yeah, this kernel is pretty old, you really need to contact linux-sunxi maintainers. > board. >=20 > I attempted to enable the CAN Network with the MCP251x SPI interface > enabled, config file is attached, and now the kernel "panics" at > boot.=A0 The short hand looks like the following: (Full boot log is > attached) >=20 > /////////////////////////////////////////////////////////////////////////= ////////////////////// > <6>ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver > [=A0=A0=A0 1.272001] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driv= er > <1>Unable to handle kernel paging request at virtual address 71c007b4 > [=A0=A0=A0 1.284403] Unable to handle kernel paging request at virtual ad= dress 71c007b4 > <1>pgd =3D c0004000 > [=A0=A0=A0 1.293294] pgd =3D c0004000 > <1>[71c007b4] *pgd=3D00000000[=A0=A0=A0 1.298345] [71c007b4] *pgd=3D00000= 000 >=20 > <0>Internal error: Oops: 5 [#1] PREEMPT ARM > [=A0=A0=A0 1.306038] Internal error: Oops: 5 [#1] PREEMPT ARM > Modules linked in:[=A0=A0=A0 1.312825] Modules linked in: >=20 > CPU: 0=A0=A0=A0 Not tainted=A0 (3.4.90+ #8) > [=A0=A0=A0 1.319284] CPU: 0=A0=A0=A0 Not tainted=A0 (3.4.90+ #8) > PC is at sunxi_gpio_request_array.part.4+0xdc/0x4c4 this isn't even a USB bug. Unless you can reproduce this problem with v4.0 or v4.1-rc5, then there's nothing this forum can do to help you out, sorry. --=20 balbi --rBVNTu5JXDAWzN2S Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJVZKyOAAoJEIaOsuA1yqRE13oP/2WrHNFNos37PQv/LrzfTJpQ H20Z8Vv9Nr0qj+mfC7HNk+2aZDrn3vpiRNLTH/Rl/KNPTMQ64Nxqc4l/Bhm/fqB2 DggK1wKgw1AChVhJOFEgn7wzbUMLyLoD5BLbwihrno+O5tmfGSJ2AiR+XJvJqTxT HtjehSUBxnY2aDx6SVU8fYoH2ZXaniiH/mK5ay0Dv8sY8A2ZSEx5KacIDq2gDSKN p7T2hCuLAxyyTPZdKuSaEFU/j8u4JEQxLgztd4KAgLl5syU5xv2HfLYY7FWUVFTB Kc309aAVuLiw0JVe4EqS2qUyrWU7ou5GuIM2xo5u/L44HqKnJc+qOqKR04BoLc0a PQZkIepfVz3ak5QO0tQso2qQKF+yyVg5t1OmqDxAK7VmDhjnVvsgOJ6+cqcfcLio cL3m+W+2RLHtIv6+13Vgx+t4vXiJR2SLyS0sVukXETVyGLqAGs3vyQBobOMvxzS/ AnLwUOIBuBIKyp94qeMJk50gE4HptnAUMXA2XPu1lJFAaP97NHawIexgqubRZeqB pZv1SsDOSJrQjSrM2kV5uUY92Xsg6BaFk04zEoNPzvpIQepyLz6HGobPy3r+SF9r WikN0mX+E823Ow7bk7Ai4IuOxLde1oREW5mG/XU8f2E4vY4hAIHOFfpNwr+d/mbr 02DQZFZwciv2s4bBW+0R =8KZm -----END PGP SIGNATURE----- --rBVNTu5JXDAWzN2S-- -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html