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 8B024C77B73 for ; Sat, 6 May 2023 17:06:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229805AbjEFRG0 (ORCPT ); Sat, 6 May 2023 13:06:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229460AbjEFRGY (ORCPT ); Sat, 6 May 2023 13:06:24 -0400 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A616118174 for ; Sat, 6 May 2023 10:06:22 -0700 (PDT) Received: by mail-io1-f72.google.com with SMTP id ca18e2360f4ac-763c3442563so183999539f.1 for ; Sat, 06 May 2023 10:06:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683392782; x=1685984782; 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=gRJfIq0LL7rz1ExA9vHxW5Oy5JLlTCLccW2WalIsMs4=; b=bzxGC7XbqqjYWtwyD0BkPf4U9ezY5a0A4dTfxHxZvwlpNQDcrw3qR5GjNW7qFWn4Sk qA2tp/fmBdKemfcGRNibSKPc8/O0IZIuY7F672FEpRNeLvH4TStS1faSEcMI0xpBAAxR ijduK4zng33S2xY+xZJMuiTW2zWPB6b2t+l0RGQojgw6QNHHbPc2Ss/cZUlvR7TbM9sf IYrKGtZhoN3LGijQQ5VhvSqblbfBVStGSsg8D83ymn7aguzctrQonYR2xRTCre2HhEIG B9pEreaT2uqad3nb8Rvjr4K/21YCHJQRWdKRXeEU7p/o+1QB5qRBJolA4DtXEUrawdQz XFSA== X-Gm-Message-State: AC+VfDxIyPEbJ2EkPpo5QbBmsY3MXU9S3YmPDGaemdaM9LttiSIgadfq QqhdsDtpXcIcA77XCeDvyw1dxmJN67E5TWs+5Z0x/u7uudbr X-Google-Smtp-Source: ACHHUZ41RGdYduBExQ1q0OGXQSgr20iU0qliCdlQ9lMG6MEJnDh+SFGk9SD3eiXGjWpz9ievd+gTfLJlUg+sMw2vZtKwerELa6oi MIME-Version: 1.0 X-Received: by 2002:a05:6602:4298:b0:74c:8243:9290 with SMTP id cd24-20020a056602429800b0074c82439290mr2130191iob.4.1683392781985; Sat, 06 May 2023 10:06:21 -0700 (PDT) Date: Sat, 06 May 2023 10:06:21 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c9b00205fb096c09@google.com> Subject: Re: [syzbot] upstream boot error: BUG: unable to handle kernel NULL pointer dereference in load_balance From: syzbot To: andriy.shevchenko@linux.intel.com, ardb@kernel.org, dvyukov@google.com, linux-kernel@vger.kernel.org, linux@rasmusvillemoes.dk, nogikh@google.com, syzkaller-bugs@googlegroups.com, yury.norov@gmail.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+d4b00edc2d0c910d4bf4@syzkaller.appspotmail.com Tested on: commit: f4fd69d8 ARM: vfp: avoid unbalanced stack on 'success'.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git kernel config: https://syzkaller.appspot.com/x/.config?x=c8dd4e2cced46f7e dashboard link: https://syzkaller.appspot.com/bug?extid=d4b00edc2d0c910d4bf4 compiler: arm-linux-gnueabi-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: arm Note: no patches were applied. Note: testing is done by a robot and is best-effort only.