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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16EFCC61DA4 for ; Sat, 4 Mar 2023 00:24:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229590AbjCDAYa (ORCPT ); Fri, 3 Mar 2023 19:24:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229463AbjCDAY3 (ORCPT ); Fri, 3 Mar 2023 19:24:29 -0500 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 034E1367F7 for ; Fri, 3 Mar 2023 16:24:27 -0800 (PST) Received: by mail-il1-f199.google.com with SMTP id k13-20020a056e021a8d00b0031bae68b383so1095297ilv.18 for ; Fri, 03 Mar 2023 16:24:27 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5ZYmyZcEFeCrpiQdyta3UENL3SqrmhwvXMRdTdLZxLU=; b=Dw3e+sCkrKk3dZ3W9D09imey2qlH1riUVBZM3V3K4oMLgLhV+fiBXRYPEGRmro8Ggx mSxY7CB/hsob5e6knuPATpCHVkN98RgKGni7vNVIT2TWoJfQCK3NCQR9IfvCSdbn3X1k 9q1tYzC2sqtkdZUkR8SDfaezMAF9tR60SQz0m73gKyM9rP1Lys75H8Zqvo6YEKd/7qbp hOu1lzmSeVRx1nMyRi8a1zz0UxsnowvWQKtMzyOLHZ0VF/0NGvQd3c5WtkiLeNBuPOvR NSbdBlhWn4c0CBn70mAHHXcxIZA3VbbmREbsbTMihCP5ViefX9H4G3w7oQ02q2su/7I7 tWow== X-Gm-Message-State: AO0yUKUWPcynm5XudjgNdyJRIN1EbROPjqtQRkgWH8oR+HJ82gWLm1W0 1H2iOFUJmDY5V/2KlHeuuqWSHbUqCYMXLQmSJdMCsPFjm+KZ X-Google-Smtp-Source: AK7set8lUEUPhNB1YHgN5ADW4DD1Pqs+xKieEI7h+pTBvr4zCVYoG0kIoZ7cSEJvk0tCug/77ditPeuKPIbWMZnEGQ1uyIKvf65b MIME-Version: 1.0 X-Received: by 2002:a5d:93c1:0:b0:74d:5a9:b55a with SMTP id j1-20020a5d93c1000000b0074d05a9b55amr1580274ioo.0.1677889467347; Fri, 03 Mar 2023 16:24:27 -0800 (PST) Date: Fri, 03 Mar 2023 16:24:27 -0800 In-Reply-To: <0000000000001544f005e381d722@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ac777e05f6081529@google.com> Subject: Re: [syzbot] [fs?] KASAN: use-after-free Read in kill_fasync From: syzbot To: chuck.lever@oracle.com, frederic@kernel.org, hdanton@sina.com, jlayton@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@kernel.org, peterz@infradead.org, rafael.j.wysocki@intel.com, syzkaller-bugs@googlegroups.com, tony@atomide.com, ulf.hansson@linaro.org, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 69d4c0d3218692ffa56b0e1b9c76c50c699d7044 Author: Peter Zijlstra Date: Thu Jan 12 19:43:58 2023 +0000 entry, kasan, x86: Disallow overriding mem*() functions bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17adfae4c80000 start commit: 972a278fe60c Merge tag 'for-5.19-rc7-tag' of git://git.ker.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3cc990589d31f8d6 dashboard link: https://syzkaller.appspot.com/bug?extid=382c8824777dca2812fe syz repro: https://syzkaller.appspot.com/x/repro.syz?x=141c2dac080000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1590cfa4080000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: entry, kasan, x86: Disallow overriding mem*() functions For information about bisection process see: https://goo.gl/tpsmEJ#bisection