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=-6.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 BED92C433E2 for ; Wed, 16 Sep 2020 19:58:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 50410208E4 for ; Wed, 16 Sep 2020 19:58:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600286286; bh=cGNtWAo22LwCSwjqAlF0X3q0KPrk7PCvy8F/Khpgj0U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=m2EGTUG6uoc/6St8WdJOMnVVMXsWOmww6mb15vgKqZxwziTjg8lD1na6ImNPJ7B1L EYWWWzU6fqMdaREhw/rFK+Mq73OXksjeoyl/UUZXdaes3m3JrrbTAdYwrD/F51jT42 y2rUVCv9qDrZZXklU7InFb7ypkV1LOJPUX3XJQCo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728271AbgIPT5u (ORCPT ); Wed, 16 Sep 2020 15:57:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:47576 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727209AbgIPRfl (ORCPT ); Wed, 16 Sep 2020 13:35:41 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 709BC2224A; Wed, 16 Sep 2020 12:34:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600259686; bh=cGNtWAo22LwCSwjqAlF0X3q0KPrk7PCvy8F/Khpgj0U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=p6F+Qdc4YH2FUK0R5O8EMOgm3+HLxnk/hnSC1fjpoXhVw3M77lVKwIiGLlwljOgt1 MDvvlIRv8SrVlCxBOM9hdzO5DsUs+/dfQNPuCkskrBj3GhIsF1L0B1EN8IKzGMuUtK EzM4YvOTVhooc6tGVvOx+FC3SNW0l5DKudnkpj1g= Date: Wed, 16 Sep 2020 14:35:19 +0200 From: Greg KH To: Tetsuo Handa Cc: syzbot , george.kennedy@oracle.com, jirislaby@kernel.org, syzkaller-bugs@googlegroups.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com Subject: Re: [PATCH] fbcon: Fix user font detection test at fbcon_resize(). Message-ID: <20200916123519.GB2808885@kroah.com> References: <00000000000024be1505ad487cbb@google.com> <7c52e8cd-e4cb-cd0b-40d5-b9654aec09f3@I-love.SAKURA.ne.jp> <20200916082624.GC509119@kroah.com> <3233dcc2-31d5-42e7-3d9d-b36a65b660ea@i-love.sakura.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3233dcc2-31d5-42e7-3d9d-b36a65b660ea@i-love.sakura.ne.jp> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 16, 2020 at 07:06:31PM +0900, Tetsuo Handa wrote: > On 2020/09/16 17:26, Greg KH wrote: > > On Wed, Sep 16, 2020 at 09:01:06AM +0900, Tetsuo Handa wrote: > >> Greg, will you pick up this patch? > >> > >> It seems that finding the real cause of [3] and actually fixing [3] will be difficult. > >> Since I can't reproduce [3] locally, I will have to try flood of "#syz test" requests > >> for debug printk() patches. > > > > I agree with Daniel here, can you retest these against Linus's latest > > tree please? > > > > syzbot already reproduced these bugs using the latest commit. ;-) > > You can find > > ci-upstream-kasan-gce-root 2020/09/15 15:18 upstream fc4f28bb > > record for "KASAN: global-out-of-bounds Read in bit_putcs" and > > ci-upstream-kasan-gce-root 2020/09/16 09:54 upstream fc4f28bb > > record for "KASAN: global-out-of-bounds Read in fbcon_resize". Ok, will pick it up now, thanks. greg k-h