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=-12.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PULL_REQUEST,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 613B5C2D0E5 for ; Wed, 25 Mar 2020 20:45:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1AB6720773 for ; Wed, 25 Mar 2020 20:45:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="q7EOGnZr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727374AbgCYUpo (ORCPT ); Wed, 25 Mar 2020 16:45:44 -0400 Received: from mail-lf1-f68.google.com ([209.85.167.68]:38266 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727346AbgCYUpo (ORCPT ); Wed, 25 Mar 2020 16:45:44 -0400 Received: by mail-lf1-f68.google.com with SMTP id c5so3006665lfp.5; Wed, 25 Mar 2020 13:45:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=E0YDvZoNBLwBnGWUR9G1WXicjJTaWNlCiehmVFHfBOA=; b=q7EOGnZrlKPrlEXD869BpbG01BguZcQ1udhIAXmQ1VSkrOcfeIdnfu7Iu7EAbCwxRe vOsFXfncQ8jBlFy1M/GRxZRd3V1wjPoBuPhVwPo16gPg/k9tacQ2e6rJRvnilATCr9KU nXkI+Ws7jtKSQgSsTQ9M8L0pKqZajLq2PqLJMaDzCKNe3noP0CIIaReXUXTgM18xaEGy p09WegQdZntPzgMwDYsSCMh5NI/MqvzyD6hjC1Mf71fmAWGMKQKJAHGb41jFPV0aGWMl V0bo3saTVH3WzHuhxwvjP5c+jVzQRpUrTzNXX1La0E1Yvix+v2uJO8U3PXEWsk7sFs9q crQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=E0YDvZoNBLwBnGWUR9G1WXicjJTaWNlCiehmVFHfBOA=; b=r+ueilK6cdehMseiNrJ0xVWNLr/YdpALifruVhVQbm7AV9IKRJvrVPP6Ldf9IfxUci 5fHQsmRUjlqj1pepz+Gie8gI686Kzj75Vcr50MskQlntNlKiG2MSYu+sXUM84TDgTlSl c854I0Vznth636DVRIEM6KEBoOGPwZOehx3I6TDJskV5GikoKUz529ua+DL85notNa8m MUKxBr3dgrRnbigEbqgg9lEfplt2Y9+KSJbVmenIsVIUmHw9FBBFUKAoYTmywbUHOqfi Lt3KQ3VmPzqQrt6bT88BZy+MDu7TQv4OAXr3NaqSNUIuHauKLKQiEDiPr42LhaLOVQzP 5UHw== X-Gm-Message-State: ANhLgQ0sRhiDFVvnykNtkDoGVhJ2WTffbWY6rNqPbVoITnv+khwp6muD XOLstifh+/loQ2K8h965z3w= X-Google-Smtp-Source: ADFU+vuCyo82FzbPG3AHM2JSFffMhIY9PqiuEUIpEA6yBo5kzVtkXv4qwisyL5TPk9phHp8ui4ug9Q== X-Received: by 2002:a05:6512:21b:: with SMTP id a27mr3478916lfo.55.1585169140106; Wed, 25 Mar 2020 13:45:40 -0700 (PDT) Received: from [192.168.2.145] (ppp91-78-208-152.pppoe.mtu-net.ru. [91.78.208.152]) by smtp.googlemail.com with ESMTPSA id m15sm182202ljo.8.2020.03.25.13.45.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 25 Mar 2020 13:45:39 -0700 (PDT) Subject: Re: [GIT PULL] clk: tegra: Changes for v5.7-rc1 To: Thierry Reding , Michael Turquette , Stephen Boyd Cc: linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, Sowjanya Komatineni References: <20200313170409.2922165-1-thierry.reding@gmail.com> From: Dmitry Osipenko Message-ID: Date: Wed, 25 Mar 2020 23:45:38 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200313170409.2922165-1-thierry.reding@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org 13.03.2020 20:04, Thierry Reding пишет: > Hi Mike, Stephen, > > The following changes since commit bb6d3fb354c5ee8d6bde2d576eb7220ea09862b9: > > Linux 5.6-rc1 (2020-02-09 16:08:48 -0800) > > are available in the Git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git tags/for-5.7-clk > > for you to fetch changes up to efdd205ccbfaa80bd932bc2fba498026c09db502: > > clk: tegra: Remove audio clocks configuration from clock driver (2020-03-12 12:10:49 +0100) > > Thanks, > Thierry > > ---------------------------------------------------------------- > clk: tegra: Changes for v5.7-rc1 > > These changes remove PMC clocks from the clock and reset controller > driver because they are controlled by bits in the PMC controller. Hello Thierry, Since the audio-clk patches haven't been updated and applied, now there are warnings in the kernel log. Please work with Sowjanya to fix it in 5.7, thanks in advance. [ 2.079453] tegra30-i2s 70080400.i2s: DMA channels sourced from device 70080000.ahub [ 2.079898] ------------[ cut here ]------------ [ 2.079995] WARNING: CPU: 1 PID: 1 at drivers/clk/clk.c:954 clk_core_disable+0xa5/0x1f4 [ 2.080135] pmc_clk_out_1 already disabled [ 2.080209] Modules linked in: [ 2.080290] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.6.0-rc7-next-20200325-00206-g2a91360087e3-dirty #1927 [ 2.080429] Hardware name: NVIDIA Tegra SoC (Flattened Device Tree) [ 2.080587] [] (unwind_backtrace) from [] (show_stack+0x11/0x14) [ 2.080686] [] (show_stack) from [] (dump_stack+0x85/0x94) [ 2.080834] [] (dump_stack) from [] (__warn+0xc1/0xc4) [ 2.080975] [] (__warn) from [] (warn_slowpath_fmt+0x61/0x78) [ 2.081064] [] (warn_slowpath_fmt) from [] (clk_core_disable+0xa5/0x1f4) [ 2.081207] [] (clk_core_disable) from [] (clk_core_disable_lock+0x17/0x20) [ 2.081360] [] (clk_core_disable_lock) from [] (tegra_asoc_utils_set_rate+0x53/0x208) [ 2.081509] [] (tegra_asoc_utils_set_rate) from [] (tegra_asoc_utils_init+0x75/0x118) [ 2.081661] [] (tegra_asoc_utils_init) from [] (tegra_rt5640_probe+0xd5/0x130) [ 2.081763] [] (tegra_rt5640_probe) from [] (platform_drv_probe+0x33/0x68) [ 2.081910] [] (platform_drv_probe) from [] (really_probe+0x14f/0x240) [ 2.082056] [] (really_probe) from [] (driver_probe_device+0x43/0x11c) [ 2.082201] [] (driver_probe_device) from [] (device_driver_attach+0x3d/0x40) [ 2.082291] [] (device_driver_attach) from [] (__driver_attach+0x37/0x78) [ 2.082434] [] (__driver_attach) from [] (bus_for_each_dev+0x43/0x6c) [ 2.082578] [] (bus_for_each_dev) from [] (bus_add_driver+0xe3/0x148) [ 2.082722] [] (bus_add_driver) from [] (driver_register+0x39/0xa0) [ 2.082815] [] (driver_register) from [] (do_one_initcall+0x45/0x1e4) [ 2.082962] [] (do_one_initcall) from [] (kernel_init_freeable+0x153/0x1a4) [ 2.083111] [] (kernel_init_freeable) from [] (kernel_init+0xd/0xd0) [ 2.083256] [] (kernel_init) from [] (ret_from_fork+0x11/0x34) [ 2.083340] Exception stack(0xde907fb0 to 0xde907ff8) [ 2.083475] 7fa0: 00000000 00000000 00000000 00000000 [ 2.083567] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 2.083707] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 2.083846] ---[ end trace c0759f12f3d44704 ]--- [ 2.083954] ------------[ cut here ]------------ [ 2.084101] WARNING: CPU: 1 PID: 1 at drivers/clk/clk.c:812 clk_core_unprepare+0xab/0x1a8 [ 2.084185] pmc_clk_out_1 already unprepared [ 2.084313] Modules linked in: [ 2.084393] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G W 5.6.0-rc7-next-20200325-00206-g2a91360087e3-dirty #1927 [ 2.084535] Hardware name: NVIDIA Tegra SoC (Flattened Device Tree) [ 2.084623] [] (unwind_backtrace) from [] (show_stack+0x11/0x14) [ 2.084770] [] (show_stack) from [] (dump_stack+0x85/0x94) [ 2.084915] [] (dump_stack) from [] (__warn+0xc1/0xc4) [ 2.085001] [] (__warn) from [] (warn_slowpath_fmt+0x61/0x78) [ 2.085146] [] (warn_slowpath_fmt) from [] (clk_core_unprepare+0xab/0x1a8) [ 2.085290] [] (clk_core_unprepare) from [] (clk_unprepare+0x1d/0x28) [ 2.085438] [] (clk_unprepare) from [] (tegra_asoc_utils_set_rate+0x59/0x208) [ 2.085530] [] (tegra_asoc_utils_set_rate) from [] (tegra_asoc_utils_init+0x75/0x118) [ 2.085677] [] (tegra_asoc_utils_init) from [] (tegra_rt5640_probe+0xd5/0x130) [ 2.085826] [] (tegra_rt5640_probe) from [] (platform_drv_probe+0x33/0x68) [ 2.085972] [] (platform_drv_probe) from [] (really_probe+0x14f/0x240) [ 2.086062] [] (really_probe) from [] (driver_probe_device+0x43/0x11c) [ 2.086206] [] (driver_probe_device) from [] (device_driver_attach+0x3d/0x40) [ 2.086350] [] (device_driver_attach) from [] (__driver_attach+0x37/0x78) [ 2.086493] [] (__driver_attach) from [] (bus_for_each_dev+0x43/0x6c) [ 2.086583] [] (bus_for_each_dev) from [] (bus_add_driver+0xe3/0x148) [ 2.086724] [] (bus_add_driver) from [] (driver_register+0x39/0xa0) [ 2.086869] [] (driver_register) from [] (do_one_initcall+0x45/0x1e4) [ 2.087014] [] (do_one_initcall) from [] (kernel_init_freeable+0x153/0x1a4) [ 2.087105] [] (kernel_init_freeable) from [] (kernel_init+0xd/0xd0) [ 2.087248] [] (kernel_init) from [] (ret_from_fork+0x11/0x34) [ 2.087387] Exception stack(0xde907fb0 to 0xde907ff8) [ 2.087468] 7fa0: 00000000 00000000 00000000 00000000 [ 2.087609] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 2.087749] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 2.087828] ---[ end trace c0759f12f3d44705 ]--- [ 2.087957] ------------[ cut here ]------------ [ 2.088039] WARNING: CPU: 1 PID: 1 at drivers/clk/clk.c:954 clk_core_disable+0xa5/0x1f4 [ 2.088176] pll_a_out0 already disabled [ 2.088250] Modules linked in: [ 2.088329] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G W 5.6.0-rc7-next-20200325-00206-g2a91360087e3-dirty #1927 [ 2.088470] Hardware name: NVIDIA Tegra SoC (Flattened Device Tree) [ 2.088611] [] (unwind_backtrace) from [] (show_stack+0x11/0x14) [ 2.088756] [] (show_stack) from [] (dump_stack+0x85/0x94) [ 2.088846] [] (dump_stack) from [] (__warn+0xc1/0xc4) [ 2.088985] [] (__warn) from [] (warn_slowpath_fmt+0x61/0x78) [ 2.089127] [] (warn_slowpath_fmt) from [] (clk_core_disable+0xa5/0x1f4) [ 2.089216] [] (clk_core_disable) from [] (clk_core_disable_lock+0x17/0x20) [ 2.089361] [] (clk_core_disable_lock) from [] (tegra_asoc_utils_set_rate+0x61/0x208) [ 2.089507] [] (tegra_asoc_utils_set_rate) from [] (tegra_asoc_utils_init+0x75/0x118) [ 2.089654] [] (tegra_asoc_utils_init) from [] (tegra_rt5640_probe+0xd5/0x130) [ 2.089802] [] (tegra_rt5640_probe) from [] (platform_drv_probe+0x33/0x68) [ 2.089893] [] (platform_drv_probe) from [] (really_probe+0x14f/0x240) [ 2.090035] [] (really_probe) from [] (driver_probe_device+0x43/0x11c) [ 2.090179] [] (driver_probe_device) from [] (device_driver_attach+0x3d/0x40) [ 2.090322] [] (device_driver_attach) from [] (__driver_attach+0x37/0x78) [ 2.090411] [] (__driver_attach) from [] (bus_for_each_dev+0x43/0x6c) [ 2.090570] [] (bus_for_each_dev) from [] (bus_add_driver+0xe3/0x148) [ 2.090713] [] (bus_add_driver) from [] (driver_register+0x39/0xa0) [ 2.090803] [] (driver_register) from [] (do_one_initcall+0x45/0x1e4) [ 2.090946] [] (do_one_initcall) from [] (kernel_init_freeable+0x153/0x1a4) [ 2.091090] [] (kernel_init_freeable) from [] (kernel_init+0xd/0xd0) [ 2.091178] [] (kernel_init) from [] (ret_from_fork+0x11/0x34) [ 2.091261] Exception stack(0xde907fb0 to 0xde907ff8) [ 2.091395] 7fa0: 00000000 00000000 00000000 00000000 [ 2.091481] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 2.091620] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 2.091752] ---[ end trace c0759f12f3d44706 ]--- [ 2.091829] ------------[ cut here ]------------ [ 2.091911] WARNING: CPU: 1 PID: 1 at drivers/clk/clk.c:812 clk_core_unprepare+0xab/0x1a8 [ 2.092048] pll_a_out0 already unprepared [ 2.092176] Modules linked in: [ 2.092256] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G W 5.6.0-rc7-next-20200325-00206-g2a91360087e3-dirty #1927 [ 2.092397] Hardware name: NVIDIA Tegra SoC (Flattened Device Tree) [ 2.092484] [] (unwind_backtrace) from [] (show_stack+0x11/0x14) [ 2.092630] [] (show_stack) from [] (dump_stack+0x85/0x94) [ 2.092773] [] (dump_stack) from [] (__warn+0xc1/0xc4) [ 2.092858] [] (__warn) from [] (warn_slowpath_fmt+0x61/0x78) [ 2.093001] [] (warn_slowpath_fmt) from [] (clk_core_unprepare+0xab/0x1a8) [ 2.093147] [] (clk_core_unprepare) from [] (clk_unprepare+0x1d/0x28) [ 2.093237] [] (clk_unprepare) from [] (tegra_asoc_utils_set_rate+0x67/0x208) [ 2.093382] [] (tegra_asoc_utils_set_rate) from [] (tegra_asoc_utils_init+0x75/0x118) [ 2.093530] [] (tegra_asoc_utils_init) from [] (tegra_rt5640_probe+0xd5/0x130) [ 2.093680] [] (tegra_rt5640_probe) from [] (platform_drv_probe+0x33/0x68) [ 2.093827] [] (platform_drv_probe) from [] (really_probe+0x14f/0x240) [ 2.093917] [] (really_probe) from [] (driver_probe_device+0x43/0x11c) [ 2.094061] [] (driver_probe_device) from [] (device_driver_attach+0x3d/0x40) [ 2.094204] [] (device_driver_attach) from [] (__driver_attach+0x37/0x78) [ 2.094349] [] (__driver_attach) from [] (bus_for_each_dev+0x43/0x6c) [ 2.094437] [] (bus_for_each_dev) from [] (bus_add_driver+0xe3/0x148) [ 2.094579] [] (bus_add_driver) from [] (driver_register+0x39/0xa0) [ 2.094723] [] (driver_register) from [] (do_one_initcall+0x45/0x1e4) [ 2.094868] [] (do_one_initcall) from [] (kernel_init_freeable+0x153/0x1a4) [ 2.094959] [] (kernel_init_freeable) from [] (kernel_init+0xd/0xd0) [ 2.095104] [] (kernel_init) from [] (ret_from_fork+0x11/0x34) [ 2.095242] Exception stack(0xde907fb0 to 0xde907ff8) [ 2.095322] 7fa0: 00000000 00000000 00000000 00000000 [ 2.095463] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 2.095603] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 2.095745] ---[ end trace c0759f12f3d44707 ]--- [ 2.095884] ------------[ cut here ]------------ [ 2.095968] WARNING: CPU: 1 PID: 1 at drivers/clk/clk.c:954 clk_core_disable+0xa5/0x1f4 [ 2.096105] pll_a already disabled [ 2.096180] Modules linked in: [ 2.096259] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G W 5.6.0-rc7-next-20200325-00206-g2a91360087e3-dirty #1927 [ 2.096401] Hardware name: NVIDIA Tegra SoC (Flattened Device Tree) [ 2.096545] [] (unwind_backtrace) from [] (show_stack+0x11/0x14) [ 2.096692] [] (show_stack) from [] (dump_stack+0x85/0x94) [ 2.096782] [] (dump_stack) from [] (__warn+0xc1/0xc4) [ 2.096921] [] (__warn) from [] (warn_slowpath_fmt+0x61/0x78) [ 2.097010] [] (warn_slowpath_fmt) from [] (clk_core_disable+0xa5/0x1f4) [ 2.097153] [] (clk_core_disable) from [] (clk_core_disable_lock+0x17/0x20) [ 2.097300] [] (clk_core_disable_lock) from [] (tegra_asoc_utils_set_rate+0x6f/0x208) [ 2.097447] [] (tegra_asoc_utils_set_rate) from [] (tegra_asoc_utils_init+0x75/0x118) [ 2.097594] [] (tegra_asoc_utils_init) from [] (tegra_rt5640_probe+0xd5/0x130) [ 2.097688] [] (tegra_rt5640_probe) from [] (platform_drv_probe+0x33/0x68) [ 2.097780] [] (platform_drv_probe) from [] (really_probe+0x14f/0x240) [ 2.097925] [] (really_probe) from [] (driver_probe_device+0x43/0x11c) [ 2.098069] [] (driver_probe_device) from [] (device_driver_attach+0x3d/0x40) [ 2.098214] [] (device_driver_attach) from [] (__driver_attach+0x37/0x78) [ 2.098303] [] (__driver_attach) from [] (bus_for_each_dev+0x43/0x6c) [ 2.098447] [] (bus_for_each_dev) from [] (bus_add_driver+0xe3/0x148) [ 2.098590] [] (bus_add_driver) from [] (driver_register+0x39/0xa0) [ 2.098680] [] (driver_register) from [] (do_one_initcall+0x45/0x1e4) [ 2.098825] [] (do_one_initcall) from [] (kernel_init_freeable+0x153/0x1a4) [ 2.098971] [] (kernel_init_freeable) from [] (kernel_init+0xd/0xd0) [ 2.099114] [] (kernel_init) from [] (ret_from_fork+0x11/0x34) [ 2.099196] Exception stack(0xde907fb0 to 0xde907ff8) [ 2.099330] 7fa0: 00000000 00000000 00000000 00000000 [ 2.099472] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 2.099559] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 2.099692] ---[ end trace c0759f12f3d44708 ]--- [ 2.099795] ------------[ cut here ]------------ [ 2.099943] WARNING: CPU: 1 PID: 1 at drivers/clk/clk.c:812 clk_core_unprepare+0xab/0x1a8 [ 2.100028] pll_a already unprepared [ 2.100157] Modules linked in: [ 2.100235] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G W 5.6.0-rc7-next-20200325-00206-g2a91360087e3-dirty #1927 [ 2.100377] Hardware name: NVIDIA Tegra SoC (Flattened Device Tree) [ 2.100465] [] (unwind_backtrace) from [] (show_stack+0x11/0x14) [ 2.100556] [] (show_stack) from [] (dump_stack+0x85/0x94) [ 2.100701] [] (dump_stack) from [] (__warn+0xc1/0xc4) [ 2.100786] [] (__warn) from [] (warn_slowpath_fmt+0x61/0x78) [ 2.100929] [] (warn_slowpath_fmt) from [] (clk_core_unprepare+0xab/0x1a8) [ 2.101074] [] (clk_core_unprepare) from [] (clk_unprepare+0x1d/0x28) [ 2.101220] [] (clk_unprepare) from [] (tegra_asoc_utils_set_rate+0x75/0x208) [ 2.101312] [] (tegra_asoc_utils_set_rate) from [] (tegra_asoc_utils_init+0x75/0x118) [ 2.101458] [] (tegra_asoc_utils_init) from [] (tegra_rt5640_probe+0xd5/0x130) [ 2.101607] [] (tegra_rt5640_probe) from [] (platform_drv_probe+0x33/0x68) [ 2.101753] [] (platform_drv_probe) from [] (really_probe+0x14f/0x240) [ 2.101897] [] (really_probe) from [] (driver_probe_device+0x43/0x11c) [ 2.101987] [] (driver_probe_device) from [] (device_driver_attach+0x3d/0x40) [ 2.102130] [] (device_driver_attach) from [] (__driver_attach+0x37/0x78) [ 2.102274] [] (__driver_attach) from [] (bus_for_each_dev+0x43/0x6c) [ 2.102418] [] (bus_for_each_dev) from [] (bus_add_driver+0xe3/0x148) [ 2.102507] [] (bus_add_driver) from [] (driver_register+0x39/0xa0) [ 2.102651] [] (driver_register) from [] (do_one_initcall+0x45/0x1e4) [ 2.102795] [] (do_one_initcall) from [] (kernel_init_freeable+0x153/0x1a4) [ 2.102886] [] (kernel_init_freeable) from [] (kernel_init+0xd/0xd0) [ 2.103027] [] (kernel_init) from [] (ret_from_fork+0x11/0x34) [ 2.103164] Exception stack(0xde907fb0 to 0xde907ff8) [ 2.103243] 7fa0: 00000000 00000000 00000000 00000000 [ 2.103384] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 2.103523] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 2.103602] ---[ end trace c0759f12f3d44709 ]---