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[139.178.88.99]) by mx.google.com with ESMTPS id b17-20020a056a000cd100b006eabdbb8c9fsi635349pfv.188.2024.03.26.03.21.35 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Mar 2024 03:21:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-118778-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=i-love.sakura.ne.jp); spf=pass (google.com: domain of linux-kernel+bounces-118778-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-118778-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id D18432C23E3 for ; Tue, 26 Mar 2024 10:21:05 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 3BD5E65197; Tue, 26 Mar 2024 10:21:00 +0000 (UTC) Received: from www262.sakura.ne.jp (www262.sakura.ne.jp [202.181.97.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F34F04C3DE for ; Tue, 26 Mar 2024 10:20:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=202.181.97.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711448459; cv=none; b=G7CGAjH2AYZJ2k+MdAqz5W4nFUHi4+SdfoygHRrNJ8YTRQTBaLhD8r+4XG5+LM4rlTlpX1T6MczyxdjsDv7dbVzESRlBdp4ftjhYjPDhjXZwGRBdT9lqphT4jcWKDaaqkCDPO8WpVgUn04Vx+o1DDunzk2IfPkx/rZCLw1vX/S0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711448459; c=relaxed/simple; bh=fYqDdIXapUBE0MxV0rIK+zXf297Qb+0D5VWup0Hvs9E=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=o5lPsx3cogqrpLukikAJMJCKHQM6AiSsNVXgCiG4eYj8nuZELzYzgZHVgoLzGEBHCz0N5USjC2WwZHeKnWXTLtF1meyHiAFRpYWaxVZ+miMDy6cNUtWSPK8tG0BxhCRGHGlSRepZfoZBFNRjmIkARwxoIjemneWUPKdPbNK2Ti0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=I-love.SAKURA.ne.jp; spf=pass smtp.mailfrom=I-love.SAKURA.ne.jp; arc=none smtp.client-ip=202.181.97.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=I-love.SAKURA.ne.jp Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=I-love.SAKURA.ne.jp Received: from fsav112.sakura.ne.jp (fsav112.sakura.ne.jp [27.133.134.239]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id 42QAKobw087434; Tue, 26 Mar 2024 19:20:50 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav112.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav112.sakura.ne.jp); Tue, 26 Mar 2024 19:20:50 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav112.sakura.ne.jp) Received: from [192.168.1.6] (M106072142033.v4.enabler.ne.jp [106.72.142.33]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id 42QAKoUd087430 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NO); Tue, 26 Mar 2024 19:20:50 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Message-ID: <2da018c8-23ac-4346-b038-4b04766bdcb3@I-love.SAKURA.ne.jp> Date: Tue, 26 Mar 2024 19:20:50 +0900 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] [mm?] upstream test error: WARNING: refcount bug in __reset_page_owner Content-Language: en-US To: syzbot , linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <00000000000080c82706140b9e5d@google.com> From: Tetsuo Handa In-Reply-To: <00000000000080c82706140b9e5d@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit #syz fix: mm,page_owner: Fix refcount imbalance