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=-3.9 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,URIBL_BLOCKED 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 36907C4363A for ; Thu, 29 Oct 2020 17:22:44 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 84EA4206CA for ; Thu, 29 Oct 2020 17:22:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="O1CabzXS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 84EA4206CA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id BA5DB6B0068; Thu, 29 Oct 2020 13:22:42 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B2D4D6B006C; Thu, 29 Oct 2020 13:22:42 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9A8286B006E; Thu, 29 Oct 2020 13:22:42 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0004.hostedemail.com [216.40.44.4]) by kanga.kvack.org (Postfix) with ESMTP id 6A6FE6B0068 for ; Thu, 29 Oct 2020 13:22:42 -0400 (EDT) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 03EAD824999B for ; Thu, 29 Oct 2020 17:22:42 +0000 (UTC) X-FDA: 77425632564.14.cast94_11136302728f Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin14.hostedemail.com (Postfix) with ESMTP id D60DF18229818 for ; Thu, 29 Oct 2020 17:22:41 +0000 (UTC) X-HE-Tag: cast94_11136302728f X-Filterd-Recvd-Size: 2799 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [63.128.21.124]) by imf32.hostedemail.com (Postfix) with ESMTP for ; Thu, 29 Oct 2020 17:22:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1603992160; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=T9p8OPpzfYhXgj/c/7Cj/Tp9NBT57G7Apm0u43Wlx+A=; b=O1CabzXSwhtV5+VXKES3wB5gtG8A7qWNCnrA4IxuoHd4XnKBcCbZXAZeZOWDvfcYSVEwo9 NrCilP8MragpOqgsHQIyrl+VoNgcMqdQnW70C04BFqrWcgu0YIkgCJREvj98hvK1N6OOLk Bzm8yENUnyQtF2NxbPct5R2S7tz/9wQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-330-BRGXBVNRP-yEXQ-nqPAKnA-1; Thu, 29 Oct 2020 13:22:35 -0400 X-MC-Unique: BRGXBVNRP-yEXQ-nqPAKnA-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 596B1CFF52; Thu, 29 Oct 2020 17:22:27 +0000 (UTC) Received: from tarantula.users.ipa.redhat.com (ovpn-115-106.rdu2.redhat.com [10.10.115.106]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5C79A6115F; Thu, 29 Oct 2020 17:22:26 +0000 (UTC) Date: Thu, 29 Oct 2020 12:22:24 -0500 From: Jeffrey Bastian To: Andrew Morton Cc: bugzilla-daemon@bugzilla.kernel.org, linux-mm@kvack.org, Kees Cook , Al Viro , Colin Ian King Subject: Re: [Bug 209919] New: kernel BUG at mm/usercopy.c:99 from stress-ng procfs Message-ID: <20201029172224.eawleohy4zgducap@tarantula.users.ipa.redhat.com> References: <20201028163611.2d2cf82c0919ca4018741c97@linux-foundation.org> <20201029152251.ls2wifd7rtczfvcc@tarantula.users.ipa.redhat.com> MIME-Version: 1.0 In-Reply-To: <20201029152251.ls2wifd7rtczfvcc@tarantula.users.ipa.redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jbastian@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline 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, Oct 29, 2020 at 10:22:51AM -0500, Jeffrey Bastian wrote: >He has a proposed patch, too, that he'll be sending to the list soon. https://lkml.org/lkml/2020/10/29/848 -- Jeff Bastian Kernel QE - Hardware Enablement Red Hat