From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Kleine-Budde Subject: Re: [PATCH v7 08/14] USB: Chipidea: add ci13xxx device id management Date: Mon, 25 Jun 2012 12:17:13 +0200 Message-ID: <4FE83AA9.6030507@pengutronix.de> References: <1340607391-16380-1-git-send-email-richard.zhao@freescale.com> <1340607391-16380-9-git-send-email-richard.zhao@freescale.com> <4FE833EB.3050503@pengutronix.de> <513f64cb-8eac-4e51-81f7-e3824d96d870@email.android.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig8FE59908BA37A805D1D8E598" Return-path: In-Reply-To: <513f64cb-8eac-4e51-81f7-e3824d96d870-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Richard Zhao Cc: Richard Zhao , linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, B29397-KZfg59tc24xl57MIdRCFDg@public.gmane.org, B20596-KZfg59tc24xl57MIdRCFDg@public.gmane.org, marex-ynQEQJNshbs@public.gmane.org, shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, alexander.shishkin-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org, fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org, dong.aisheng-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, stern-nwvwT67g6+6dFdvTe/nMLpVzexx5G7lz@public.gmane.org, balbi-l0cyMroinI0@public.gmane.org List-Id: devicetree@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig8FE59908BA37A805D1D8E598 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 06/25/2012 12:03 PM, Richard Zhao wrote: > Could you use my USB test branch?=20 Same result: ci_hdrc ci_hdrc.0: remove, state 1 usb usb1: USB disconnect, device number 1 ci_hdrc ci_hdrc.0: USB bus 1 deregistered Unable to handle kernel NULL pointer dereference at virtual address 00000= 06c pgd =3D c6ba4000 [0000006c] *pgd=3D46a68831, *pte=3D00000000, *ppte=3D00000000 Internal error: Oops: 17 [#1] PREEMPT ARM Modules linked in: ci13xxx_imx(-) ci_hdrc imx_usbmisc CPU: 0 Not tainted (3.5.0-rc4-00058-g01710ef #85) PC is at ida_remove+0xa0/0x110 LR is at ida_simple_remove+0x30/0x60 pc : [] lr : [] psr: a0000093 sp : c6b9fed0 ip : 80000000 fp : 0023f008 r10: d9a22647 r9 : c6b9e000 r8 : 08421085 r7 : 00000001 r6 : 0000034b r5 : bf00de34 r4 : 00000000 r3 : c6a7f0c0 r2 : 001bb89f r1 : 6b6b6b6b r0 : 00000068 Flags: NzCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment user Control: 0005317f Table: 46ba4000 DAC: 00000015 Process rmmod (pid: 142, stack limit =3D 0xc6b9e270) Stack: (0xc6b9fed0 to 0xc6ba0000) fec0: c6b9e000 20000013 6b6b6b6b bf00= de34 fee0: c6b9e000 c0009408 00000000 c01544f4 c082a3b0 c7865980 bf019634 bf01= 901c ff00: bf019000 c7865988 bf019634 c018dad8 c018dac4 c018c5e0 bf019634 c786= 5988 ff20: c78659bc c018cdbc c6a86360 bf019688 bf019634 c0e690d0 0023f0b8 c018= c438 ff40: bf019688 c6b9e000 00000000 c004c56c c75352a8 33316963 5f787878 0078= 6d69 ff60: 0023f008 c00a5088 c7812138 c6a4a388 00000000 c782c908 c6a4a388 c008= 8648 ff80: 00000003 c782c908 c6b9e000 00088730 00002002 00000001 0023f088 beea= 3e5c ffa0: 00000081 c0009260 00000001 0023f088 0023f0b8 00000800 b6f4c65c beea= 3c00 ffc0: 00000001 0023f088 beea3e5c 00000081 0023f088 00000000 00000800 0023= f008 ffe0: b6f10bc0 beea3c04 b6f8a5f8 b6f10bcc 60000010 0023f0b8 00000000 0000= 0000 [] (ida_remove+0xa0/0x110) from [] (ida_simple_remove= +0x30/0x60) [] (ida_simple_remove+0x30/0x60) from [] (ci13xxx_imx= _remove+0x1c/0x84 [ci13xxx_imx]) [] (ci13xxx_imx_remove+0x1c/0x84 [ci13xxx_imx]) from [] (platform_drv_remove+0x14/0x18) [] (platform_drv_remove+0x14/0x18) from [] (__device_= release_driver+0x58/0xa8) [] (__device_release_driver+0x58/0xa8) from [] (drive= r_detach+0xcc/0xd8) [] (driver_detach+0xcc/0xd8) from [] (bus_remove_driv= er+0x7c/0xc0) [] (bus_remove_driver+0x7c/0xc0) from [] (sys_delete_= module+0x180/0x23c) [] (sys_delete_module+0x180/0x23c) from [] (ret_fast_= syscall+0x0/0x2c) Code: e0416286 e5904004 e1a002c6 e0840100 (e5908004) ---[ end trace 74ff20eb0c5179ff ]--- note: rmmod[142] exited with preempt_count 1 Segmentation fault Marc --=20 Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de | --------------enig8FE59908BA37A805D1D8E598 Content-Type: application/pgp-signature; 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