Received: by 2002:a05:6a10:eb17:0:0:0:0 with SMTP id hx23csp908532pxb; Fri, 3 Sep 2021 17:03:09 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzEDexb/2ywjD59f9G8cOZa9J2CvUb6NIXpkBEYDHSiVMjtxx1mHWlIb0Hr7zVplsZAtcGI X-Received: by 2002:a05:6402:1cbc:: with SMTP id cz28mr1578758edb.370.1630713789501; Fri, 03 Sep 2021 17:03:09 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1630713789; cv=none; d=google.com; s=arc-20160816; b=RElMapsuconyfIt0aHDxZZtpOOySbrtu6dJZ5FxI+cIjfKgWGIYwj/ZePFUUq43tHG 497Ajs9qjwKcB8riYfk3Gc6D8TOc2C8h0BKNg+lSih1fKmhGbVjnRjWb+G9O2HIyVLK6 SFEmUhTAt6SPUVqHv/EuxKiDX6tpw5xU/ql6JnGg5IcUgmcJM05T0O8JOjHF/8VbVqSJ DDgNiqWJCLCdu91PkfeIcS3qPf3rWn0YXtRQURQpHPtxJDC6sEMi/jd9QRzPhwl76AxG u1LNW+i+ghgYFlIJXKNCSj2lS0nMLBrgMVZQKwZen8DvIylKKz25GPXmRp6xV9jYY/lS 0lIg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:to:from:subject:message-id:in-reply-to:date :mime-version; bh=49GVSL+8Ju2B1QUqKAewsys4rafDwru1aSMpQywZS0A=; b=kkOvGtGjAUMtnukB0/W6qpPMUa1pPZ0u8PLPwOpPlUQRUMwZIwI4ALoUXR4eJXtSNm gsQSokOC/yE9M9I+NPDlsz2HwywP8zb6wSEse1zMM58R1kAp9SMSNuNen7sdcqBdZg1H 7UFTtRvEq0X5JvfPQcZdNIUpL6rkdRPC6+3qbinvVHr2mfJNrKiFUdXLx4FENIgsh/jO dt3GNJbd2z0oh5pnAK6Th4rAk8mzlxUaJ/oWhCs2CL68eysahQi8gR0Njh0xR7CO1kEP x06a9Jt504P3faV10eajEPjLW5f73jxjLfjr5ktG41SCO8mQfmoFEeFQSGh7Wh7VzNbv AZDQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id h14si731383ejj.54.2021.09.03.17.02.46; Fri, 03 Sep 2021 17:03:09 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350498AbhICXsL (ORCPT + 99 others); Fri, 3 Sep 2021 19:48:11 -0400 Received: from mail-il1-f198.google.com ([209.85.166.198]:39922 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236816AbhICXsK (ORCPT ); Fri, 3 Sep 2021 19:48:10 -0400 Received: by mail-il1-f198.google.com with SMTP id y8-20020a92c748000000b00224811cb945so518770ilp.6 for ; Fri, 03 Sep 2021 16:47:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=49GVSL+8Ju2B1QUqKAewsys4rafDwru1aSMpQywZS0A=; b=g+CMhB2XXiJLs4z26HZl9L2e6IGROfnyoNOXAIlv/PO1GDgcCXXmgxHLzz01cHkzlw 7DphrVCKh4mkXJs/wqoihONOe2DVfMZJbwZFrq4+CYKYpWbTeHKV86FEt2sPBMozaxvb A6OyoObeMJUyIp2kH3OHHR8yFEKKNys+pgYO6s0eUFbzaVXZyC8AIgFsRHRzMmeDfa6s NVSHmmqdzb9Iz7/4MWi+lQMkHMfjKcV7X/Ci6VQpwzTOMTw3wsp5nFnLF7hZcscnrk54 eIK31FMNwTHLMvLndl7yAaIe5OaV43vZh25eMYP33rolUZic+TDjSYBVRLHjgqX58Kv2 wigw== X-Gm-Message-State: AOAM5322X5tr8GQYdH97Zj69bl73H8uO0dyBqID6sMUEP28UEAM2a55f fZAkuVNnQH+fpa8wiJa/X7TQR8cNjBs4jYANU3bue1iGYmsh MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1d06:: with SMTP id i6mr1009436ila.113.1630712829629; Fri, 03 Sep 2021 16:47:09 -0700 (PDT) Date: Fri, 03 Sep 2021 16:47:09 -0700 In-Reply-To: <2b424f91-0382-d3ab-26c3-52cf03dab999@kernel.dk> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f0da6305cb1feacb@google.com> Subject: Re: [syzbot] general protection fault in __io_arm_poll_handler From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+ba74b85fa15fd7a96437@syzkaller.appspotmail.com Tested on: commit: 31efe48e io_uring: fix possible poll event lost in mul.. git tree: git://git.kernel.dk/linux-block for-5.15/io_uring kernel config: https://syzkaller.appspot.com/x/.config?x=914bb805fa8e8da9 dashboard link: https://syzkaller.appspot.com/bug?extid=ba74b85fa15fd7a96437 compiler: Debian clang version 11.0.1-2, GNU ld (GNU Binutils for Debian) 2.35.1 Note: testing is done by a robot and is best-effort only.