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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 69E6AC4320A for ; Wed, 25 Aug 2021 07:55:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4808261373 for ; Wed, 25 Aug 2021 07:55:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239308AbhHYH4C (ORCPT ); Wed, 25 Aug 2021 03:56:02 -0400 Received: from verein.lst.de ([213.95.11.211]:55188 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238830AbhHYH4B (ORCPT ); Wed, 25 Aug 2021 03:56:01 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id 92E3A67357; Wed, 25 Aug 2021 09:55:12 +0200 (CEST) Date: Wed, 25 Aug 2021 09:55:12 +0200 From: Christoph Hellwig To: syzbot Cc: Kai.Makisara@kolumbus.fi, axboe@kernel.dk, davem@davemloft.net, hch@lst.de, jejb@linux.ibm.com, johan.hedberg@gmail.com, kuba@kernel.org, linux-block@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, luiz.dentz@gmail.com, marcel@holtmann.org, martin.petersen@oracle.com, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] general protection fault in do_blk_trace_setup Message-ID: <20210825075512.GA29930@lst.de> References: <0000000000003830e105ca522cba@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0000000000003830e105ca522cba@google.com> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Tue, Aug 24, 2021 at 11:19:21AM -0700, syzbot wrote: > Author: Christoph Hellwig > Date: Mon Aug 16 13:19:03 2021 +0000 > > st: do not allocate a gendisk That's very obviously a bisection one-off, the culprit was the sg conversion. I've send a fix.