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=-2.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 550A9C2D0CE for ; Fri, 24 Jan 2020 08:52:59 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id E34F120709 for ; Fri, 24 Jan 2020 08:52:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=c-s.fr header.i=@c-s.fr header.b="WUh79dx+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E34F120709 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-s.fr Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 2E94A6B02B9; Fri, 24 Jan 2020 03:52:58 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 273D76B02BA; Fri, 24 Jan 2020 03:52:58 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 13AFF6B02BB; Fri, 24 Jan 2020 03:52:58 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0008.hostedemail.com [216.40.44.8]) by kanga.kvack.org (Postfix) with ESMTP id EFEC86B02B9 for ; Fri, 24 Jan 2020 03:52:57 -0500 (EST) Received: from smtpin04.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id B9C6D1260 for ; Fri, 24 Jan 2020 08:52:57 +0000 (UTC) X-FDA: 76411912794.04.snail36_8e3a258daf701 X-HE-Tag: snail36_8e3a258daf701 X-Filterd-Recvd-Size: 3608 Received: from pegase1.c-s.fr (pegase1.c-s.fr [93.17.236.30]) by imf18.hostedemail.com (Postfix) with ESMTP for ; Fri, 24 Jan 2020 08:52:57 +0000 (UTC) Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 483tFf5VW7z9tx5T; Fri, 24 Jan 2020 09:52:54 +0100 (CET) Authentication-Results: localhost; dkim=pass reason="1024-bit key; insecure key" header.d=c-s.fr header.i=@c-s.fr header.b=WUh79dx+; dkim-adsp=pass; dkim-atps=neutral X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id wmg4tBDGwLKn; Fri, 24 Jan 2020 09:52:54 +0100 (CET) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 483tFf38svz9tx5Q; Fri, 24 Jan 2020 09:52:54 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=c-s.fr; s=mail; t=1579855974; bh=t/N4ar0meBj7njs74WHDl01ZOT241oYnbRoQAG2C98Q=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=WUh79dx+sW0jCs8aYN9uiRU4dX7Jv3EaYQW7LY3R1pCxygrs5Io14vK9qCQg/g0ns 7tuY2n1eRlp9bl4exZ5B8QpVA42xChLvTNzNm3tYFu2B+PYFNSejGcC4ZNqES8N3+X rF2lyNy0SQrjP4IRxqzIsffc9rQOKmR/xZT7E+gE= Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 6FED88B83E; Fri, 24 Jan 2020 09:52:55 +0100 (CET) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id 6Puv0EECKYDL; Fri, 24 Jan 2020 09:52:55 +0100 (CET) Received: from [172.25.230.111] (po15451.idsi0.si.c-s.fr [172.25.230.111]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 39C318B768; Fri, 24 Jan 2020 09:52:55 +0100 (CET) Subject: Re: [LKP] Re: 87c4696d57 ("mm/debug: Add tests validating architecture page .."): [ 1.395296] kernel BUG at include/linux/mm.h:2007! To: Anshuman Khandual , Rong Chen , kernel test robot Cc: Ingo Molnar , Andrew Morton , Linux Memory Management List , LKP References: <20191226084925.GX2760@shao2-debian> <78f5a3f0-7098-0cd9-130d-393c0384b89a@arm.com> From: Christophe Leroy Message-ID: <1077e260-d2c3-fcc6-1150-fb46b6273db3@c-s.fr> Date: Fri, 24 Jan 2020 09:52:55 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.1 MIME-Version: 1.0 In-Reply-To: <78f5a3f0-7098-0cd9-130d-393c0384b89a@arm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: fr Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Le 24/01/2020 =C3=A0 08:17, Anshuman Khandual a =C3=A9crit=C2=A0: >=20 > On 01/07/2020 12:00 PM, Rong Chen wrote: >> >> >> On 1/7/20 1:57 PM, Anshuman Khandual wrote: >>> On 12/26/2019 02:19 PM, kernel test robot wrote: > ............................................... > p4d_free(mm, saved_p4dp); > pud_free(mm, saved_pudp); > pmd_free(mm, saved_pmdp); > pte_free(mm, saved_ptep); > mm_dec_nr_puds(mm); > mm_dec_nr_pmds(mm); > mm_dec_nr_ptes(mm); > __mmdrop(mm); > .............................................. >=20 You should use mmdrop() instead of __mmdrop(), shouldn't you ? Christophe From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============7387972041654633005==" MIME-Version: 1.0 From: Christophe Leroy To: lkp@lists.01.org Subject: Re: 87c4696d57 ("mm/debug: Add tests validating architecture page .."): [ 1.395296] kernel BUG at include/linux/mm.h:2007! Date: Fri, 24 Jan 2020 09:52:55 +0100 Message-ID: <1077e260-d2c3-fcc6-1150-fb46b6273db3@c-s.fr> In-Reply-To: <78f5a3f0-7098-0cd9-130d-393c0384b89a@arm.com> List-Id: --===============7387972041654633005== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Le 24/01/2020 =C3=A0 08:17, Anshuman Khandual a =C3=A9crit=C2=A0: > = > On 01/07/2020 12:00 PM, Rong Chen wrote: >> >> >> On 1/7/20 1:57 PM, Anshuman Khandual wrote: >>> On 12/26/2019 02:19 PM, kernel test robot wrote: > ............................................... > p4d_free(mm, saved_p4dp); > pud_free(mm, saved_pudp); > pmd_free(mm, saved_pmdp); > pte_free(mm, saved_ptep); > mm_dec_nr_puds(mm); > mm_dec_nr_pmds(mm); > mm_dec_nr_ptes(mm); > __mmdrop(mm); > .............................................. > = You should use mmdrop() instead of __mmdrop(), shouldn't you ? Christophe --===============7387972041654633005==--