From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,LOTS_OF_MONEY,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 98174C18E5B for ; Tue, 17 Mar 2020 11:07:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7086C20736 for ; Tue, 17 Mar 2020 11:07:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584443257; bh=WVG87XCiIaYQdxJYduoYD3LytzBx6SKV3+lKGnE86QE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=pvFIcGIYCyfVtBU5N9XfBHp0lmFBeYVHdSjHsvQc82WA8J3ChfzqSU2XmFAPHY4lJ a3f6g426RAU0filLr6chYHKOgEMrbcL5381PXcRwKjNPhXqZ0we8eGdHybyVDOrQoT 0eLd3Fd+Q+Ozy4H5QtepMJ0+jS8JyO4ABdwC9OYE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728760AbgCQLHg (ORCPT ); Tue, 17 Mar 2020 07:07:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:49254 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728748AbgCQLHd (ORCPT ); Tue, 17 Mar 2020 07:07:33 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 703E120719; Tue, 17 Mar 2020 11:07:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584443252; bh=WVG87XCiIaYQdxJYduoYD3LytzBx6SKV3+lKGnE86QE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UONHATI2Fn4DU0UuTzZkjJ8XDsXXldasqWGNwum+dckkeYM4AaovqqWaP5MiC61HW rsUJyR8WjZRsQR3IyMoA1qPDA4j6o8/FBMQjSIj9S9ecqa91Zqn05Uvs2pH0N4bKJV La7S1uWkqHp4JSjMVhUE8fSIhb0UjsuOQVtckz9k= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jonas Gorski , Florian Fainelli , "David S. Miller" Subject: [PATCH 5.5 025/151] net: phy: bcm63xx: fix OOPS due to missing driver name Date: Tue, 17 Mar 2020 11:53:55 +0100 Message-Id: <20200317103328.533077928@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200317103326.593639086@linuxfoundation.org> References: <20200317103326.593639086@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jonas Gorski [ Upstream commit 43de81b0601df7d7988d3f5617ee0987df65c883 ] 719655a14971 ("net: phy: Replace phy driver features u32 with link_mode bitmap") was a bit over-eager and also removed the second phy driver's name, resulting in a nasty OOPS on registration: [ 1.319854] CPU 0 Unable to handle kernel paging request at virtual address 00000000, epc == 804dd50c, ra == 804dd4f0 [ 1.330859] Oops[#1]: [ 1.333138] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.4.22 #0 [ 1.339217] $ 0 : 00000000 00000001 87ca7f00 805c1874 [ 1.344590] $ 4 : 00000000 00000047 00585000 8701f800 [ 1.349965] $ 8 : 8701f800 804f4a5c 00000003 64726976 [ 1.355341] $12 : 00000001 00000000 00000000 00000114 [ 1.360718] $16 : 87ca7f80 00000000 00000000 80639fe4 [ 1.366093] $20 : 00000002 00000000 806441d0 80b90000 [ 1.371470] $24 : 00000000 00000000 [ 1.376847] $28 : 87c1e000 87c1fda0 80b90000 804dd4f0 [ 1.382224] Hi : d1c8f8da [ 1.385180] Lo : 5518a480 [ 1.388182] epc : 804dd50c kset_find_obj+0x3c/0x114 [ 1.393345] ra : 804dd4f0 kset_find_obj+0x20/0x114 [ 1.398530] Status: 10008703 KERNEL EXL IE [ 1.402833] Cause : 00800008 (ExcCode 02) [ 1.406952] BadVA : 00000000 [ 1.409913] PrId : 0002a075 (Broadcom BMIPS4350) [ 1.414745] Modules linked in: [ 1.417895] Process swapper/0 (pid: 1, threadinfo=(ptrval), task=(ptrval), tls=00000000) [ 1.426214] Stack : 87cec000 80630000 80639370 80640658 80640000 80049af4 80639fe4 8063a0d8 [ 1.434816] 8063a0d8 802ef078 00000002 00000000 806441d0 80b90000 8063a0d8 802ef114 [ 1.443417] 87cea0de 87c1fde0 00000000 804de488 87cea000 8063a0d8 8063a0d8 80334e48 [ 1.452018] 80640000 8063984c 80639bf4 00000000 8065de48 00000001 8063a0d8 80334ed0 [ 1.460620] 806441d0 80b90000 80b90000 802ef164 8065dd70 80620000 80b90000 8065de58 [ 1.469222] ... [ 1.471734] Call Trace: [ 1.474255] [<804dd50c>] kset_find_obj+0x3c/0x114 [ 1.479141] [<802ef078>] driver_find+0x1c/0x44 [ 1.483665] [<802ef114>] driver_register+0x74/0x148 [ 1.488719] [<80334e48>] phy_driver_register+0x9c/0xd0 [ 1.493968] [<80334ed0>] phy_drivers_register+0x54/0xe8 [ 1.499345] [<8001061c>] do_one_initcall+0x7c/0x1f4 [ 1.504374] [<80644ed8>] kernel_init_freeable+0x1d4/0x2b4 [ 1.509940] [<804f4e24>] kernel_init+0x10/0xf8 [ 1.514502] [<80018e68>] ret_from_kernel_thread+0x14/0x1c [ 1.520040] Code: 1060000c 02202025 90650000 <90810000> 24630001 14250004 24840001 14a0fffb 90650000 [ 1.530061] [ 1.531698] ---[ end trace d52f1717cd29bdc8 ]--- Fix it by readding the name. Fixes: 719655a14971 ("net: phy: Replace phy driver features u32 with link_mode bitmap") Signed-off-by: Jonas Gorski Acked-by: Florian Fainelli Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/phy/bcm63xx.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/net/phy/bcm63xx.c +++ b/drivers/net/phy/bcm63xx.c @@ -73,6 +73,7 @@ static struct phy_driver bcm63xx_driver[ /* same phy as above, with just a different OUI */ .phy_id = 0x002bdc00, .phy_id_mask = 0xfffffc00, + .name = "Broadcom BCM63XX (2)", /* PHY_BASIC_FEATURES */ .flags = PHY_IS_INTERNAL, .config_init = bcm63xx_config_init,