Received: by 2002:a05:6a10:1287:0:0:0:0 with SMTP id d7csp1453608pxv; Fri, 16 Jul 2021 09:39:52 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyQi99J7dLA+DZ4/48/Zq38vijsTBETrPpd3JGQEvUW33ZumFh6pFeDGBeUc8YP+JIviCeK X-Received: by 2002:a17:906:794b:: with SMTP id l11mr12182754ejo.343.1626453592149; Fri, 16 Jul 2021 09:39:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1626453592; cv=none; d=google.com; s=arc-20160816; b=eUoMgvMUsW4FYsfRRsM0/MUTrL9KV7WDMKsU9ZEVLkEStdj5S5UgkRL1KV3wYKSxTW T0bc6x3IWvAck8CDvLHsUFZC7MP7YZV/GG2JfGUTq513wv2uDYZhzCUTAsBLnZaC+ktz QWPdxmKOfVM2NJzBrY/1lIhyerN1pKo400+xnDiHxkMes0430eFuHQaPa/sqo8AQbaDR pNzSGTYtFaMBazOlzQ1J5qdXsQxMqyoRKpeNHxFNABPkMTRzSA04BDTgN9JDWWFqrJgM t401eIIBqwbajXMrZZIqdI5vL16mkC4lIIWIbR9YeuhcL43Wis3kJBZIPPHB0fffAv9V aTmA== 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=CyrLkzoEFYHeaOEbhQdss1e5QObnmG8SnAK1ZSoRFlg=; b=diJyNzOEJCU+S7S7bUsd65I28gspImury+736wqUAeVrIgWpysOS+Swmgc3DVniVr8 LfKFRr9Fizsuy+HpZFD21tGvI51yK0t/EANnsnrWlnNsc0vdvvnSoI6gputPIFtfb/n6 5cpOb3gGo6eP5YNGhLVrJqsrv9e32ORzwP5kE5vJrZO9+fGhQVyoEy5dRv8Bt1sjW9Gb IaX/QtxhK0FUrXJm3q2b8sB6o124ic6Id7APqJZHbcTZHrOuHiB526iqW+/17R0R6bvR XkkxhFJLLg2QLHC4+RL3RbuDNPW9RekNKzUiZYkEmE+C1Mv12AyoWwbfX/U+Dc+xTLV0 krDQ== 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 f14si11425033ejj.667.2021.07.16.09.39.28; Fri, 16 Jul 2021 09:39:52 -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 S229751AbhGPQjG (ORCPT + 99 others); Fri, 16 Jul 2021 12:39:06 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:42941 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229462AbhGPQjF (ORCPT ); Fri, 16 Jul 2021 12:39:05 -0400 Received: by mail-io1-f71.google.com with SMTP id v21-20020a5d90550000b0290439ea50822eso6389801ioq.9 for ; Fri, 16 Jul 2021 09:36:10 -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=CyrLkzoEFYHeaOEbhQdss1e5QObnmG8SnAK1ZSoRFlg=; b=KNKT5gPiqNtnM9/g3zM3ZHeLdGFSVbk4e11YFxTHxTXe8EZRwSwNWwv/F8ngV6E52S Xe1QgJidIUUdMeXHV6DX0JlFq0HdqqnUZL9pPw5uYrttaxTXoT3kCpgLipoPCJ4oFYeA 2f/xWTlQA7tFhctlM0GgYgnTBpLoM8befNc97U53R24gVK+l/2RBMns0y5kKVxgAAgKd wDE9P2wZOHZ1UyfhQSao3oC9tjt3p3WavjpWXo727IJf4DQFZu7iIIc3MnZI4Qg8G13p OTS7gY+TjzawduogC7E3zcMraAG0FJxalO50ReiYQHArd9OeL5Wc50u+yc2n4vueXw1B OlQg== X-Gm-Message-State: AOAM533Re6Ya4x43qLXcHcPYIDHKPHn71y+ktkmTa0vsVUty22kcO1uh jJ3T0qiEqwp6Mew37skpmGwDa5W6SnjxObSZsHN2NOLCxcjy MIME-Version: 1.0 X-Received: by 2002:a5d:9b9a:: with SMTP id r26mr8100565iom.34.1626453369987; Fri, 16 Jul 2021 09:36:09 -0700 (PDT) Date: Fri, 16 Jul 2021 09:36:09 -0700 In-Reply-To: <20210716173819.07aa5afd@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000005ca71605c7402faf@google.com> Subject: Re: [syzbot] UBSAN: shift-out-of-bounds in profile_init From: syzbot To: linux-kernel@vger.kernel.org, paskripkin@gmail.com, penguin-kernel@I-love.SAKURA.ne.jp, rostedt@goodmis.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de 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+e68c89a9510c159d9684@syzkaller.appspotmail.com Tested on: commit: d936eb23 Revert "Makefile: Enable -Wimplicit-fallthrou.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=7d53336580099d6 dashboard link: https://syzkaller.appspot.com/bug?extid=e68c89a9510c159d9684 compiler: patch: https://syzkaller.appspot.com/x/patch.diff?x=108cb7d2300000 Note: testing is done by a robot and is best-effort only.