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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 78594C2D0C2 for ; Sat, 4 Jan 2020 15:02:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5619122B48 for ; Sat, 4 Jan 2020 15:02:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726061AbgADPCa (ORCPT ); Sat, 4 Jan 2020 10:02:30 -0500 Received: from pindarots.xs4all.nl ([82.161.210.87]:34642 "EHLO pindarots.xs4all.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725924AbgADPCa (ORCPT ); Sat, 4 Jan 2020 10:02:30 -0500 Received: from surfplank2.hierzo (localhost.localdomain [127.0.0.1]) by pindarots.xs4all.nl (8.15.2/8.14.5) with ESMTPS id 004F2SeW040032 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NO) for ; Sat, 4 Jan 2020 16:02:28 +0100 Subject: Re: 5.4.7: WARNING: CPU: 4 PID: 30 at kernel/rcu/tree.c:2211 rcu_core+0x3f7/0x450 From: Udo van den Heuvel To: "linux-kernel@vger.kernel.org" References: <3d77ca55-9da5-6cfe-ba88-f76e10213e62@xs4all.nl> Autocrypt: addr=udovdh@xs4all.nl; prefer-encrypt=mutual; keydata= mQINBFTtuO0BEACwwf5qDINuMWL9poNLJdZh/FM5RxwfCFgfbM29Aip4wAUD3CaQHRLILtNO Oo4JwIPtDp7fXZ3MB82tqhBRU3W3HVHodSzvUk2VzV0dE1prJiVizpPtIeYRRDr4KnWTvJOx Fd3I7CiLv8oTH9j5yPTMfZ58Prp6Fgssarv66EdPWpKjQMY4mS8sl7/3SytvXiACeFTYPBON 1I2yPIeYK4pKoMq9y/zQ9RjGai5dg2nuiCvvHANzKLJJ2dzfnQNGaCTxdEAuCbmMQDb5M+Gs 8AT+cf0IWNO4xpExo61aRDT9N7dUPm/URcLjCAGenX10kPdeJP6I3RauEUU+QEDReYCMRnOM +nSiW7C/hUIIbiVEBn9QlgmoFINO3o5uAxpQ2mYViNbG76fnsEgxySnasVQ57ROXdEfgBcgv YSl4anSKyCVLoFUFCUif4NznkbrKkh7gi26aNmD8umK94E3a9kPWwXV9LkbEucFne/B7jHnH QM6rZImF+I/Xm5qiwo3p2MU4XjWJ1hhf4RBA3ZN9QVgn5zqluGHjGChg/WxhZVRdBl8Un3AY uixd0Rd9jFSUhZm/rcgoKyeW6c1Vkh8a2F+joZ/8wzxk6A8keiWq/pE00Lo9/Ed2w5dVBe1p N7rNh2+7DjAqpCSshYIsHYs0l5Q2W+0zYfuPM1kRbUdQF1PK0wARAQABtCVVZG8gdmFuIGRl biBIZXV2ZWwgPHVkb3ZkaEB4czRhbGwubmw+iQJiBBMBAgBMJhpodHRwOi8vcGluZGFyb3Rz LnhzNGFsbC5ubC9wb2xpY3kudHh0AhsDBgsJCAcDAgYVCAIJCgsEFgIDAQIeAQIXgAUCVkiW pwIZAQAKCRCOFcDCBOMObsjdD/oDH+DvcAFakVThGdFi00o1W0j7fFcPhrP34Ulf+5idkgJm RzarJrz7Av7L6fwCS3JtrzfEJ+qoP84ONxnhNhj5ItHpVUlxyRWPBisklNlGJWK277Naw3BT mql2edPRIcR5Ypd8O7DBXIypG0CigjOVWfWLspjLmEGlinqpjHWuv4/LJ3qwSbbpW0rXpb44 xSWB+u605pfrO3vDox5ORGCLktN8IXWISm9mS6vSXAi797KHwVX55OsiKqCbNkSM3bl6XfHh CPUpbOHXHzZXvP7JTINZfSfTPJx0iWCn3KArcsy7MzSwpUpUpDizrWwVRW1XySQydb8m+lnl 8IVpJFiXiFEYGhFYU9HbUFSNGku134O5tf3VurfpOXmxGyeoyXWt4m9l7fcSaBAZq21iJT+S VCSmsI0JfhxMHjMbwdghPQ3UYK4q95TOcVRUkH0h+b2cZPirol4htc+ZCSzPKI++AGjXWIc5 ZyQbthmFesrYGGttNIFFWsj3RUkyB58toDE7gXmarkhBg74tsSGbCyJp8/foy5hrci5sSi5P cygZxEDytCTNw1Dno/EAHUOpI2lJsVN8ACws16a6vh/UgQnBPsVFgVd0HSnlEX9XLO65lHlX aXo0zXomy+DDYD1sKARt8sKJk/H/VGs3SMRH3QtSBtWcUQKyJXMafWP/8A1Bz7kCDQRU7bjt ARAAwdK6VLsLLfyqYuA2/X+agquHh3U44IVxuRGAjQ7NSec9il+ENpbsaK6QGFBlyaWHkqcL e2u7DWTmG1uBqU9XqXGgeQJiOY8aof0rMsOVd1yYZsQO7+t2yfMOuS9+eRDxxj5l8gZXOKl3 eQ5akqlKIWJy4G4D5pwCKuA5XFphpikPLm84Fb4V8IgRuiHaeHjeZyfkwYhKqxiyneGZ387b S3r4pMKprXlvFzWTr+x2TxexAECP3Tjg9ZakOIaVmgvFtl8L12ib6YJke7HxY/a3P3Glt+Zl 5r/qcbWQoqyKBX+flWAjCPw+9EbdQNjBnIes3sPTTZ4YP4s2qC9rd/afeTSy3iUJhjGrEF+5 d0AB1F+ZipmnZkGFF7tlvu6T/66JzsndOiEaLBYUa4VqJ+T0pvgX+MkbueYaQlsDl9eB24sC HTwfexUnvK5sUKnFFn5ZYZoIein2XHXb8EjbiT1G3G0Yj/q/DrRH1T7EiP6JPIIFdVVccnth j6rinWVJPiXRC8Gby/uSZP8t7HmQRYKV+xCESfRb4ZEfZqVm1/3wo3wYL5ek71yLEZC57+Hb RWgjaZuQg7Pn59Bh+M6cx5xTdyQ3PSeR14uXWLvMnVO2yF5pd6Ou2ySWatgtqmeTd77MpJ9+ mPZTSG/lDGXpL2s1P6GiroiY0g3aicCgObwzr/MAEQEAAYkCRgQYAQIAMAUCVO247SYaaHR0 cDovL3BpbmRhcm90cy54czRhbGwubmwvcG9saWN5LnR4dAIbDAAKCRCOFcDCBOMObqXID/9+ lT7u4VJlreAFpSXOxwRlAtN88rzap3sZyQ1Z4YCxEZLHg4Ew2X0xS8w6t5jM4atOiuUW6fHY nI5KiYV7GARWWhZe/zsTjSs/tZVC68Q9qNwE1Ck+tuBV7d59l8qLBgQITsl6HCiYBaGJR2BF RdhP8a/aC6i3MWP8umK0yLJrV7gvP0sL8EKuz1zBARL5WuvzgsTA72QsilEQ/ZGYXwWnPOiI vTrGxZHD9apKOacSoY+CT+W+xe+tAKT0I8k4Ejda/hg6jMnaNNONX6rtiQEoUxv3R+iRhnaA NIsdTpUoZAbvFwStnRWgn+LgIMvKa5uW0Mjk0ynd14UxFluPs7J3saUukF4jXJGiWS2APD2K nNc7sAZraeSk/JFy0Y0WFCCr/UHzVLZnwdWpdw3inoIQeKtN2jWpuPP2l+4fgLybHJVnrDAs jujgAUTyaLDYoUryBiodY8G8gdZxTZvXk0RA9ux2TnFJJvdw8rR1sej5Lax1CZnQYwXNLvIi OcFUtIrTXnUj2uK2teab0RBIE4QedGoTGGHPuua8WqFpvVzC9iCIQlVtfGw6CVvq92icqbdz QYrlFbsVCXOM9TvO5ppqJowfdKmqFUjQPAsO40bwbphkt1NBalgZaxMCinpqEggVm/rGqbj2 JjyRAfO8kEkwCkTZ6/Mnrxsunx9VNLGDEw== Organization: hierzo Message-ID: <1c1fe83d-4173-f4a0-71d2-8b07a718f5f6@xs4all.nl> Date: Sat, 4 Jan 2020 16:02:28 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.3.1 MIME-Version: 1.0 In-Reply-To: <3d77ca55-9da5-6cfe-ba88-f76e10213e62@xs4all.nl> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02-01-2020 18:01, Udo van den Heuvel wrote: (...) > > What happend here? > Is it a bug? It appears to happen more than once: [ 246.911694] ------------[ cut here ]------------ [ 246.911705] WARNING: CPU: 3 PID: 25 at kernel/rcu/tree.c:2211 rcu_core+0x3f7/0x450 [ 246.911706] Modules linked in: fuse mq_deadline ip6t_REJECT nf_reject_ipv6 xt_state ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast xt_MASQUERADE iptable_nat nf_nat ipt_REJECT nf_reject_ipv4 xt_u32 xt_multiport xt_tcpudp xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 msr it87 hwmon_vid iptable_filter uvcvideo videobuf2_vmalloc snd_usb_audio videobuf2_memops videobuf2_v4l2 snd_hwdep videodev snd_usbmidi_lib videobuf2_common snd_rawmidi cdc_acm snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_intel_nhlt snd_hda_codec snd_hda_core snd_seq k10temp snd_seq_device snd_pcm i2c_piix4 snd_timer snd bfq evdev acpi_cpufreq binfmt_misc ip_tables x_tables hid_generic sr_mod cdrom usbhid aesni_intel amdgpu gpu_sched ttm i2c_dev autofs4 [ 246.911746] CPU: 3 PID: 25 Comm: ksoftirqd/3 Tainted: G W 5.4.7 #9 [ 246.911748] Hardware name: Gigabyte Technology Co., Ltd. X570 AORUS PRO/X570 AORUS PRO, BIOS F11 12/06/2019 [ 246.911750] RIP: 0010:rcu_core+0x3f7/0x450 [ 246.911754] Code: fd ff ff 48 2b 15 49 13 f6 00 48 39 c2 7e 07 48 89 83 b0 00 00 00 48 8b 43 50 48 85 c0 75 c7 0f 0b eb c3 0f 0b e9 59 fc ff ff <0f> 0b eb b8 48 8b 15 26 13 f6 00 48 89 93 c0 00 00 00 e9 72 ff ff [ 246.911756] RSP: 0018:ffff9df7801d7e18 EFLAGS: 00010006 [ 246.911758] RAX: 000000397e6650ca RBX: ffff8ba4df0dee80 RCX: ffff8ba4a056d590 [ 246.911759] RDX: 0000000000000000 RSI: ffff9df7801d7e18 RDI: ffff8ba4df0deed0 [ 246.911761] RBP: ffff8ba4df0deed0 R08: 0000000000000000 R09: 0000000000000100 [ 246.911762] R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000246 [ 246.911763] R13: ffff8ba4ddf410c0 R14: 0000000000000000 R15: 0000000000000000 [ 246.911765] FS: 0000000000000000(0000) GS:ffff8ba4df0c0000(0000) knlGS:0000000000000000 [ 246.911766] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 246.911768] CR2: 00007ff60f06ffe0 CR3: 00000003d179c000 CR4: 00000000003406e0 [ 246.911769] Call Trace: [ 246.911777] __do_softirq+0xfc/0x247 [ 246.911783] run_ksoftirqd+0x21/0x30 [ 246.911787] smpboot_thread_fn+0x195/0x230 [ 246.911789] ? sort_range+0x20/0x20 [ 246.911792] kthread+0x118/0x130 [ 246.911795] ? kthread_create_worker_on_cpu+0x60/0x60 [ 246.911797] ret_from_fork+0x22/0x40 [ 246.911800] ---[ end trace 6f223c45fc8e7e99 ]--- Kind regards, Udo