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 BD231C433FE for ; Thu, 29 Sep 2022 12:34:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234939AbiI2Me2 convert rfc822-to-8bit (ORCPT ); Thu, 29 Sep 2022 08:34:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55010 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235147AbiI2MeY (ORCPT ); Thu, 29 Sep 2022 08:34:24 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B1C4156266 for ; Thu, 29 Sep 2022 05:34:23 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id q3-20020a056e0220e300b002f5e648e02eso996197ilv.3 for ; Thu, 29 Sep 2022 05:34:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:to:from:subject:message-id:in-reply-to :date:mime-version:x-gm-message-state:from:to:cc:subject:date; bh=LVBz8QdrMtq7hJWvjtUQAgZi+dotITm0ou0hgJEwLQU=; b=e048XDMaC9F41CETADoptKswkDc74xRWg2r9SeV8damMx8d+ydyENFxU/nvD/9uXSf LMptbQlykRxiBtlV9FAR/sdc2IQK3cxI2ZQE4fEodS6GkzuaWt8ISDAqaubFJEwm78yo tS8UnLZzqBriYO8vi1mxKnXgjSKdBKUUFIuGn/8SiLKTDanVYFbCHHu+11oO+8r6GTXm 7Spq8EB+Ct+myxJ6+T+UT0i77eO0CkH0FeBbuG14L4LtWSO+FiIILo4FVGs67kRelx/A t61lG4+qLVznYe7jFsaUjgkvLSCYRyaJ/Y6HiwM7ud2gOE28/9mkK08v9dxrMnSLVCCz dLlw== X-Gm-Message-State: ACrzQf3B/zIKcwy4mRwr+nf/v0wKzhXBAcGu53HhxK65aNTrY/jo3Gey Btx5W7nD2TVKLv2LoO6UQqpkl6dkvaLfcdWUS42hhcUMPPP/ X-Google-Smtp-Source: AMsMyM7pawte8qFV3C1XBJO5aCu2Ucinf3KHcwJR2KHfHnokgttgQaRIuBqFU6JfTA1sKFmVtjAPuwR+tHiJiZeJkzsJk40Lut55 MIME-Version: 1.0 X-Received: by 2002:a05:6e02:17cf:b0:2f3:6ffc:af with SMTP id z15-20020a056e0217cf00b002f36ffc00afmr1532770ilu.97.1664454862852; Thu, 29 Sep 2022 05:34:22 -0700 (PDT) Date: Thu, 29 Sep 2022 05:34:22 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d858a505e9d01851@google.com> Subject: Re: [syzbot] KMSAN: uninit-value in idmouse_open From: syzbot To: glider@google.com, linux-usb@vger.kernel.org, oneukum@suse.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hello, syzbot tried to test the proposed patch but the build/boot failed: In file included from ./include/linux/module.harch/x86/kernel/module.c:230:49: error: call to undeclared library function 'memcpy' with type 'void *(void *, const void *, unsigned long)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] Tested on: commit: 968c2729 x86: kmsan: fix comment in kmsan_shadow.c git tree: https://github.com/google/kmsan.git master dashboard link: https://syzkaller.appspot.com/bug?extid=79832d33eb89fb3cd092 compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project.git 610139d2d9ce6746b3c617fb3e2f7886272d26ff), GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=17f0b59c880000