Received: by 10.192.165.156 with SMTP id m28csp2391511imm; Thu, 12 Apr 2018 13:31:59 -0700 (PDT) X-Google-Smtp-Source: AIpwx49YwS5RMwaVIi6QIDHJYLrkGA/Fl2lmYkPuY1FBilarIuRhKCvFBgE77TEF1g+/DKmlGDlo X-Received: by 10.98.214.218 with SMTP id a87mr8986238pfl.124.1523565119483; Thu, 12 Apr 2018 13:31:59 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u10-v6si4070493plu.343.2018.04.12.13.31.45; Thu, 12 Apr 2018 13:31:59 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@natalenko.name header.s=dkim-20170712 header.b=RQyjgdGh; arc=fail (signature failed); spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=natalenko.name Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753478AbeDLTEl (ORCPT + 99 others); Thu, 12 Apr 2018 15:04:41 -0400 Received: from vulcan.natalenko.name ([104.207.131.136]:46526 "EHLO vulcan.natalenko.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752831AbeDLTEj (ORCPT ); Thu, 12 Apr 2018 15:04:39 -0400 ARC-Authentication-Results: i=1; auth=pass smtp.auth=oleksandr@natalenko.name smtp.mailfrom=oleksandr@natalenko.name DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=natalenko.name; s=dkim-20170712; t=1523559876; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6uh1DBLEIt8SIdBPtxSpsIV6kEUfSaykDn2XUUTNOP8=; b=RQyjgdGh/pPEk3fvwxSsNXA4XzG6dyK/e8xNI3LbpK19/49i5JSUGP5Vz63vzosdVU0uA2 i2NXh/FCKpajo6iuUrmpfg/DUSPZFIB9FkFUpEymum52WcoZsmesn3tIMJy0w1AIo3fFLv AChLRiUF9Itfaoai/Kkm+ug7PppjgZo= ARC-Seal: i=1; s=arc-20170712; d=natalenko.name; t=1523559876; a=rsa-sha256; cv=none; b=WYNvwEUxbF8UxSKlcLdJXZhUABsZ+4ElYr3KFElmZyRLRqJZnXWjja8HYElMA+wj5qGWqY10JcUrzSgWat1Ej9jq5R7Z28nUJ84l7to5j4Tm2gxch8WITw73gdW6HDZpbnErJ7BvZLxqKv6eDEhxgg1Waxjo02d1Xj//+WolZSg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=natalenko.name; s=arc-20170712; t=1523559876; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6uh1DBLEIt8SIdBPtxSpsIV6kEUfSaykDn2XUUTNOP8=; b=W3KKYEpq2TxCVkjJjdiCmMVwmjGNkd5GcU6BU9/t16kBzfSgv0qjbfDMXAvhCzGyFlCwml THOWKkpMGUL8T9fCmkAO6cPNFVQlkONMcK90BwhXqiogN9PGj31MVmQRUkDfxHHJRLcRGM qDamOksy5QmJ91SKHy6NCU+LDb7up+4= Received: from spock.localnet (unknown [IPv6:2001:470:5b39:28:d9be:599a:83a5:fae4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by vulcan.natalenko.name (Postfix) with ESMTPSA id 20AE13371E5; Thu, 12 Apr 2018 21:04:36 +0200 (CEST) DMARC-Filter: OpenDMARC Filter v1.3.2 vulcan.natalenko.name 20AE13371E5 Authentication-Results: vulcan.natalenko.name; dmarc=fail (p=none dis=none) header.from=natalenko.name From: Oleksandr Natalenko To: Kees Cook Cc: David Windsor , "James E.J. Bottomley" , "Martin K. Petersen" , linux-scsi@vger.kernel.org, LKML , Christoph Hellwig , Jens Axboe , Hannes Reinecke , Johannes Thumshirn , linux-block@vger.kernel.org, paolo.valente@linaro.org Subject: Re: usercopy whitelist woe in scsi_sense_cache Date: Thu, 12 Apr 2018 21:04:35 +0200 Message-ID: <2864697.7uzmEJovl2@natalenko.name> In-Reply-To: References: <10360653.ov98egbaqx@natalenko.name> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi. On =C4=8Dtvrtek 12. dubna 2018 20:44:37 CEST Kees Cook wrote: > My first bisect attempt gave me commit 5448aca41cd5 ("null_blk: wire > up timeouts"), which seems insane given that null_blk isn't even built > in the .config. I managed to get the testing automated now for a "git > bisect run ...", so I'm restarting again to hopefully get a better > answer. Normally the Oops happens in the first minute of running. I've > set the timeout to 10 minutes for a "good" run... Apparently, you do this on Linus' tree, right? If so, I won't compile it he= re=20 then. Thanks for taking care of this. Regards, Oleksandr