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=-3.7 required=3.0 tests=DATE_IN_FUTURE_06_12, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 79A18C41514 for ; Sat, 3 Aug 2019 19:59:40 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 402CD21783 for ; Sat, 3 Aug 2019 19:59:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 402CD21783 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=vmware.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D479F6B000C; Sat, 3 Aug 2019 15:59:39 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CF8066B000D; Sat, 3 Aug 2019 15:59:39 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C0E486B000E; Sat, 3 Aug 2019 15:59:39 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from mail-pg1-f198.google.com (mail-pg1-f198.google.com [209.85.215.198]) by kanga.kvack.org (Postfix) with ESMTP id 8C0AA6B000C for ; Sat, 3 Aug 2019 15:59:39 -0400 (EDT) Received: by mail-pg1-f198.google.com with SMTP id y7so635815pgq.3 for ; Sat, 03 Aug 2019 12:59:39 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-original-authentication-results:x-gm-message-state:from:to:cc :subject:date:message-id:in-reply-to:references:mime-version; bh=Gl9UReTPfUbpoDQWOZlbzMwHhU1i9TqoStzRZzVH+7U=; b=KT/NPVZPFmKfMhjTs2NTi5fIWdfpsIrkC9uCYDP2a44/M2c5qYeeOZ1Hhdjq10eaZu /YkXvUy8jyhL2TUK/jydB/pD6ihCetV8Lq1pUjfQTg6LFaRXPfVYYnj36+zJ9DV0hpj7 Qfu+9PNL24GrIUl6NaVPamK7QDh02/302RJrKo67kubrIQ9QgGciQAxNwnsD8xWcDh+x q6R7KfEPPmgrkrtBtNcpTNMKX8FQlfAhwim6+QIIR8o9pa2OZ3BYr30jXWq+50Qdv38r l6fyVDY9pAhw7+Cnh7YJhsr81HFyG8PSqJETmW44WZ1LSNL4GsGBp+WpTYj5DCNrkcvw m6JQ== X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of akaher@vmware.com designates 208.91.0.189 as permitted sender) smtp.mailfrom=akaher@vmware.com; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=vmware.com X-Gm-Message-State: APjAAAVxfV5Aan98DAc2JIhz7DntcegO+6RM7E73/t9hB85Gd242o/QP nLw3Z/yR3DLea/fLknOuTBGwuD0k6ROiZ1KD95BAemfpKmgQ8EFzDRlq520+i/72KjB3EPuuZec DsSQc3NsBKL6w3KeR09GoMCHAYsI99PtyOoNs0Tu1S/nH6GFqP4vVdJa4fbq8U+u2gA== X-Received: by 2002:a62:3347:: with SMTP id z68mr67509203pfz.174.1564862379240; Sat, 03 Aug 2019 12:59:39 -0700 (PDT) X-Google-Smtp-Source: APXvYqx687jn5GSS5743v18c+kDtch9XSlLix71cUbx+YlWsISNLAaK52qFO0jsm4tyH9kfGF9g5 X-Received: by 2002:a62:3347:: with SMTP id z68mr67509181pfz.174.1564862378644; Sat, 03 Aug 2019 12:59:38 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1564862378; cv=none; d=google.com; s=arc-20160816; b=yy59n/cgFR9g/UzQFMFwP9TVTn3C59i1/pk3BSfDaDrl7RBkGfY6/yZZbZUjlwRmEK SVY+bOStccPlWW/phA0LyjTy3U6mMM5ZQUwPZ6JVJ9Liwgdh+DC3xxF5IyktZxz0r1L2 FUpa1X86J80Xr+1ffRjD9n++wWWXxnJ+/BnQ+CvESQPtbENs1n75yw26g+Hl+P9V18nC 8p6H5TDV0OzuyRtIo+HkxTM1Y57yS6KY/VssoENv4Ccs5Xr0HIgsyAYGNcAWJnCVwA/M t/CVNitTPPVW1byzwwRqLpHNsQNLh0IV9nwh8BhtkXoD0tP+2mPtf56MS63tckhXoFtN VVEg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from; bh=Gl9UReTPfUbpoDQWOZlbzMwHhU1i9TqoStzRZzVH+7U=; b=IH7h2JOd/zCQMahZYDcfczaUayfSGu0JrKj5RwYtHSfHP56lCeRRyLeeZvKmSCkwX7 22w0aO8y+4PfUzVmgteugYh3cIfug/uxdFD1zsUM7LdC785aseS2F9WFLg2wTpwysDMB 6nHAPNplFyv6R9pt+ATASRW9lIHs/qfF9Pe34hJiMqipeYKR+6l71ncs09Ao8NPNxvPC JRi+RBxgu/bz6uvdEngqRpFtD2wd/6EGzF/dOq+w/pOYrOCiPV50uNxtCJN85J729XwB 6UQVbfk//HXAu7ejLDjAWCg8FuxC8R1jWhH6xaE5M6pd+AgHD0cSO6iAjiw1m5dlZTr8 VA9w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of akaher@vmware.com designates 208.91.0.189 as permitted sender) smtp.mailfrom=akaher@vmware.com; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=vmware.com Received: from EX13-EDG-OU-001.vmware.com (ex13-edg-ou-001.vmware.com. [208.91.0.189]) by mx.google.com with ESMTPS id s13si44352891pfe.140.2019.08.03.12.59.38 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 03 Aug 2019 12:59:38 -0700 (PDT) Received-SPF: pass (google.com: domain of akaher@vmware.com designates 208.91.0.189 as permitted sender) client-ip=208.91.0.189; Authentication-Results: mx.google.com; spf=pass (google.com: domain of akaher@vmware.com designates 208.91.0.189 as permitted sender) smtp.mailfrom=akaher@vmware.com; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=vmware.com Received: from sc9-mailhost2.vmware.com (10.113.161.72) by EX13-EDG-OU-001.vmware.com (10.113.208.155) with Microsoft SMTP Server id 15.0.1156.6; Sat, 3 Aug 2019 12:59:31 -0700 Received: from akaher-lnx-dev.eng.vmware.com (unknown [10.110.19.203]) by sc9-mailhost2.vmware.com (Postfix) with ESMTP id 8FFB1B27B5; Sat, 3 Aug 2019 15:59:30 -0400 (EDT) From: Ajay Kaher To: , , , , , , CC: , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH v6 0/3] [v4.9.y] coredump: fix race condition between mmget_not_zero()/get_task_mm() and core dumping Date: Sun, 4 Aug 2019 09:29:28 +0530 Message-ID: <1564891168-30016-4-git-send-email-akaher@vmware.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1564891168-30016-1-git-send-email-akaher@vmware.com> References: <1564891168-30016-1-git-send-email-akaher@vmware.com> MIME-Version: 1.0 Content-Type: text/plain Received-SPF: None (EX13-EDG-OU-001.vmware.com: akaher@vmware.com does not designate permitted sender hosts) 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: coredump: fix race condition between mmget_not_zero()/get_task_mm() and core dumping [PATCH v5 1/3]: Backporting of commit 04f5866e41fb70690e28397487d8bd8eea7d712a upstream. [PATCH v5 2/3]: Extension of commit 04f5866e41fb to fix the race condition between get_task_mm() and core dumping for IB->mlx4 and IB->mlx5 drivers. [PATCH v5 3/3] Backporting of commit 59ea6d06cfa9247b586a695c21f94afa7183af74 upstream. [diff from v5]: - Recreated [PATCH v6 1/3], to solve patch apply error.