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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 1C53CC2BA19 for ; Thu, 9 Apr 2020 19:56:47 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id C5FAB2084D for ; Thu, 9 Apr 2020 19:56:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="gJfrFOtE" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C5FAB2084D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 7C9BC8E0011; Thu, 9 Apr 2020 15:56:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 77ACC8E0003; Thu, 9 Apr 2020 15:56:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 6B7EC8E0011; Thu, 9 Apr 2020 15:56:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0007.hostedemail.com [216.40.44.7]) by kanga.kvack.org (Postfix) with ESMTP id 5BB4C8E0003 for ; Thu, 9 Apr 2020 15:56:46 -0400 (EDT) Received: from smtpin02.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 29F4798A7 for ; Thu, 9 Apr 2020 19:56:46 +0000 (UTC) X-FDA: 76689374412.02.pie45_1daf78afec156 X-HE-Tag: pie45_1daf78afec156 X-Filterd-Recvd-Size: 2900 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf25.hostedemail.com (Postfix) with ESMTP for ; Thu, 9 Apr 2020 19:56:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=i/Ib4BiClvleXIoK3v98aLbfzb+Rs0/mxLWIdU8QNHc=; b=gJfrFOtEqUP/OBZzznRgqVXVm0 80qAaIzwYAgXUr/zh5LgvB+b06t7+mrAPxPKHmhgUqULxH3uALGGPjhh8ZCYGL9fi0wJdY+Nz4txt S7NEG+eVuhBISAg5MQl25PT0qwkif3dWp7Poj5URV0xESkr69XYfQcENplfXKEoknb+Q2QflCiku4 BxU1IibcZ535RjuxqHmxxaHM1bJ4jdK5jDJKDVceu0YVnSe64MyptqeKt0sPWLhdrJHtzZUinXVtY HPQrgtQYSkbO8F2NuBxeKNqOKQDMb8ldB0Pvrxankp9cRn8L8HQpl5ZCKToW5Rldfn8Al3AZcBel5 IATvMDoQ==; Received: from willy by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jMdHu-0007pI-2m; Thu, 09 Apr 2020 19:56:34 +0000 Date: Thu, 9 Apr 2020 12:56:33 -0700 From: Matthew Wilcox To: Linus Torvalds Cc: Andrew Morton , Dmitry Vyukov , Peter Xu , LKML , Linux-MM , syzkaller-bugs , Stephen Rothwell Subject: Re: [PATCH 0/2] mm: Two small fixes for recent syzbot reports Message-ID: <20200409195633.GZ21484@bombadil.infradead.org> References: <20200408014010.80428-1-peterx@redhat.com> <20200408174732.bc448bbe41d190bfe5cc252e@linux-foundation.org> <20200409114940.GT21484@bombadil.infradead.org> <20200409111604.c778ff091c00fab5db095e48@linux-foundation.org> <20200409121250.d6bba6965b86c8dfcf325fbc@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Apr 09, 2020 at 12:46:08PM -0700, Linus Torvalds wrote: > On Thu, Apr 9, 2020 at 12:12 PM Andrew Morton wrote: > > > > And now the challenge is to protect your tree from the bad patches. > > Well, right now, yes. > > But in the longer term, I think we want to protect linux-next from the > bad patches so that they don't poison the testing that the bots can > do. > > So that's why I suggested that linux-next and syzbot have some > protocol to have things that cause syzbot pain to be removed from > linux-next more aggressively. We should probably give Stephen a cc here ...