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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4B89C433EF for ; Tue, 7 Dec 2021 22:33:04 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 1B7956B0071; Tue, 7 Dec 2021 17:32:54 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 1673E6B0072; Tue, 7 Dec 2021 17:32:54 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 02ECB6B0073; Tue, 7 Dec 2021 17:32:53 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0160.hostedemail.com [216.40.44.160]) by kanga.kvack.org (Postfix) with ESMTP id E5B056B0071 for ; Tue, 7 Dec 2021 17:32:53 -0500 (EST) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 9F0678249980 for ; Tue, 7 Dec 2021 22:32:43 +0000 (UTC) X-FDA: 78892449006.13.16AB5AE Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf21.hostedemail.com (Postfix) with ESMTP id 217D2D0369C7 for ; Tue, 7 Dec 2021 22:32:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1638916362; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=IUGMaXhHukcc4hFedwytCxlha0808PuWsqk1KabYndw=; b=Xpj0riotq/ScWck8GQut6MXHOI8MRaHkjgRjq0Wkva9DWfrXYCXSMdlzBLYeUPRYqTnZ77 yjCU0m5Ib5/JeLpcXkUQlMtmjNZFzDLSHYF6NKVE+U/2p/9xwhsJQIsTkmfdZVDVl2+QGR 1W2R1sRdSFMdJLq68Desc18FiXbUgR8= Received: from mail-yb1-f198.google.com (mail-yb1-f198.google.com [209.85.219.198]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-126-5r7Y9k7hPjGpJgCl-GKcPg-1; Tue, 07 Dec 2021 17:32:41 -0500 X-MC-Unique: 5r7Y9k7hPjGpJgCl-GKcPg-1 Received: by mail-yb1-f198.google.com with SMTP id t184-20020a2546c1000000b006008b13c80bso1099816yba.1 for ; Tue, 07 Dec 2021 14:32:41 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=IUGMaXhHukcc4hFedwytCxlha0808PuWsqk1KabYndw=; b=E8EKEKV+y4Ow7oHm+MhbJwKcv7ud6zOI8eN1S0fwk36LvqVMviHNrPyMuK/2AS3WpY mVAyE1ZIiF5Y28xlXN7+DKNcrqGDepLkpn57xiB3+PKeXUQ5NPHY6Mhiw6pxw458vxHn arK+/vjlcW5UqkJZpQvFLs8IiJuQaEIUokLlvEtNL9+XE+wEyDNnTrxIIdC3OpVKHlPV IzvCvXnl3/dpsHeIdSk7hMnqR6o7FLQhuqn9QxZAmKowv4UyTY9NcseE8Vq//WogbCb8 w2934t5fTSUUnJ/AQMv/nFwlQ8TiKTeNPxo88BM5iZe1ULch4VrF9K2YLAECZk5LAhcz I8yA== X-Gm-Message-State: AOAM531p71x7Iq7W1YByTM29HtUg5wMh7UJ0vWtmleyPZIx0kZ+l4cNp 94VHMQNDEFwMpW7wx1by2UheXq35KABLtEhGv3vLevWDKsMAfe78leyQOs8KzwMnodrCXYnTQrj CjmJyLn7TA7AseuUDo0JuuvqJSbc= X-Received: by 2002:a25:417:: with SMTP id 23mr50199515ybe.319.1638916360463; Tue, 07 Dec 2021 14:32:40 -0800 (PST) X-Google-Smtp-Source: ABdhPJwWWrGrheGJD21rts8f/zsYAnxYPGwj7djcwcdwUoVUP6JvTt2wbrotS6kWNXN+seoN1l0OW218fZFeiZySk1Q= X-Received: by 2002:a25:417:: with SMTP id 23mr50199491ybe.319.1638916360167; Tue, 07 Dec 2021 14:32:40 -0800 (PST) MIME-Version: 1.0 References: <20211207214902.772614-1-jsavitz@redhat.com> In-Reply-To: <20211207214902.772614-1-jsavitz@redhat.com> From: Joel Savitz Date: Tue, 7 Dec 2021 17:32:24 -0500 Message-ID: Subject: Re: [PATCH] mm/oom_kill: wake futex waiters before annihilating victim shared mutex To: linux-kernel Cc: Andrew Morton , Waiman Long , linux-mm@kvack.org, Nico Pache X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: multipart/alternative; boundary="00000000000076f94c05d295f36b" X-Rspamd-Queue-Id: 217D2D0369C7 Authentication-Results: imf21.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=Xpj0riot; spf=none (imf21.hostedemail.com: domain of jsavitz@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=jsavitz@redhat.com; dmarc=pass (policy=none) header.from=redhat.com X-Rspamd-Server: rspam04 X-Stat-Signature: cp79rg7t1fwcqezkwaxfcdx5in5z9n4i X-HE-Tag: 1638916362-956741 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: --00000000000076f94c05d295f36b Content-Type: text/plain; charset="UTF-8" Reproducer: https://gitlab.com/jsavitz/oom_futex_reproducer --00000000000076f94c05d295f36b Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Reproducer:=C2=A0https://gitlab.com/jsavitz/oom_futex_reproducer --00000000000076f94c05d295f36b--