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 X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79BB4C433B4 for ; Thu, 1 Apr 2021 06:19:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 433646105A for ; Thu, 1 Apr 2021 06:19:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233317AbhDAGTN (ORCPT ); Thu, 1 Apr 2021 02:19:13 -0400 Received: from mail.kernel.org ([198.145.29.99]:36492 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233179AbhDAGS7 (ORCPT ); Thu, 1 Apr 2021 02:18:59 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D4A6A61055; Thu, 1 Apr 2021 06:18:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1617257939; bh=gElSOjVtdc12CvdtDDqcH/JZDoE/IjGq/ZL89JJmA8c=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qazVuY12Z7GQo4LuwH7zfuOkbFSCrlB0MiSCGOfW4Q/+peGkmsJt1qFBjaU7yrAph 66wYbh035nLFZY2T7xBGRPd38BFC6PwqrPslKwE3ignIH81PFA/SsU/BF95hgmUtVd 4weBss3xgRRZikYccwqZU08AX+5fIdLzVSNlsIto= Date: Thu, 1 Apr 2021 08:18:54 +0200 From: Greg Kroah-Hartman To: Tetsuo Handa Cc: Arnd Bergmann , linux-kernel@vger.kernel.org Subject: Re: [PATCH] misc: vmw_vmci: initialize payload passed to vmci_send_datagram() Message-ID: References: <20210401055747.3820-1-penguin-kernel@I-love.SAKURA.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210401055747.3820-1-penguin-kernel@I-love.SAKURA.ne.jp> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 01, 2021 at 02:57:47PM +0900, Tetsuo Handa wrote: > KMSAN complains that the vmci_use_ppn64() == false path in > vmci_dbell_register_notification_bitmap() left upper 32bits of > bitmap_set_msg.bitmap_ppn64 member uninitialized. > > KMSAN also complains that vmci_check_host_caps() left the payload part > of check_msg uninitialized. So shouldn't this be two separate patches? thanks, greg k-h