From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Subject: Re: block: don't check request size in blk_cloned_rq_check_limits() To: Brian King , Hannes Reinecke , Jens Axboe , "Martin K. Petersen" References: <1464593093-93527-1-git-send-email-hare@suse.de> <20160610131901.GA28570@redhat.com> <575BE182.5010304@suse.de> <575C0DAE.7070502@suse.de> <5760F6BC.60109@suse.de> <576127FC.9020608@kernel.dk> <57612F12.5070505@suse.de> <5761838E.1000106@linux.vnet.ibm.com> <57629D23.1090704@linux.vnet.ibm.com> Cc: Mike Snitzer , Brian King , linux-scsi@vger.kernel.org, linux-block@vger.kernel.org, mark.bergman@uphs.upenn.edu From: Mauricio Faria de Oliveira Date: Thu, 16 Jun 2016 18:59:57 -0300 MIME-Version: 1.0 In-Reply-To: <57629D23.1090704@linux.vnet.ibm.com> Content-Type: text/plain; charset=windows-1252; format=flowed Message-Id: <5763215D.4040600@linux.vnet.ibm.com> List-ID: On 06/16/2016 09:35 AM, Mauricio Faria de Oliveira wrote: > On 06/15/2016 01:34 PM, Brian King wrote: >> [...] did you ever try to reproduce this with an >> upstream >> kernel? > Now that the topic is under discussion, I've asked for some time slots > on that system, so we can test an upstream kernel and try to reproduce > the problem and analyze it more closely. The problem is not reproducible w/ 4.7.0-rc3 even after a few hours; it is instantly reproducible w/ 3.12.57-60.35 (SLES 12 SP1 updates). Hannes et al, If you'd like some data collection from this system, feel free to ping me about it. -- Mauricio Faria de Oliveira IBM Linux Technology Center