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=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 3339EC432C0 for ; Fri, 22 Nov 2019 12:05:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 126462071C for ; Fri, 22 Nov 2019 12:05:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727756AbfKVMFC (ORCPT ); Fri, 22 Nov 2019 07:05:02 -0500 Received: from mail-il1-f200.google.com ([209.85.166.200]:49430 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727538AbfKVMFC (ORCPT ); Fri, 22 Nov 2019 07:05:02 -0500 Received: by mail-il1-f200.google.com with SMTP id c2so5824879ilj.16 for ; Fri, 22 Nov 2019 04:05:01 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=YLtxj7xu9S4VYhhCDjrKcqKxwz52D1HAufjzm9xRIYA=; b=riaX675GP04d+T1YtSczzB8ix97MjG0fIsEBCblgVCLWIjm8RGWr1g6+UfY8mu3IWs zaqb2S8W2F6WekkJIinWkSIViiyCxKsCfho1zIX6jCPPTQCKyJ7WzLXPCzyf9pAyvghQ 8A345m5vaftssQFnN2pqTQnqQOHEVY9nb6DCRF573dseIVcEE4T+Y5pmPhQs2JDkQqUS 2nBx9fBRxRgwsXLjw6Jb/0Kp/sqmGcdU0U1FrsSkwsLZIJcwb+W3Fua+iI3E6qKmadRU 8NU8N+M2QbTH6G2eJf44TgyGmEXtR+TQY9GuVojdQXrheINfFALPpooBHMttD0E3zIV5 MZGg== X-Gm-Message-State: APjAAAWTYLbNEBgvv7PRZrVD8je9aaT211aASWVL6BcaDT3jii6rd8UL hNxlHh0B1E6VE9WDnWYNNTxTobvZNYup2v74jQRP5agGIznn X-Google-Smtp-Source: APXvYqzLSG5K9/8Rx46f0Q7HCZBo+1m9CabrzYoO3tOKdNNWpyseOGbFZvHTqgXspUcWOic9CVWOfqzNf3RNV0WV/vMYgC+7iua+ MIME-Version: 1.0 X-Received: by 2002:a6b:b9d5:: with SMTP id j204mr12060233iof.129.1574424301340; Fri, 22 Nov 2019 04:05:01 -0800 (PST) Date: Fri, 22 Nov 2019 04:05:01 -0800 In-Reply-To: <0000000000003c4e6d0572f85eb2@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000350fb80597ee3931@google.com> Subject: Re: WARNING in generic_make_request_checks From: syzbot To: 00moses.alexander00@gmail.com, axboe@kernel.dk, bvanassche@acm.org, hare@suse.com, hch@lst.de, idryomov@gmail.com, joseph.qi@linux.alibaba.com, jthumshirn@suse.de, keescook@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, ming.lei@redhat.com, sagi@grimberg.me, snitzer@redhat.com, syzkaller-bugs@googlegroups.com, tj@kernel.org, torvalds@linux-foundation.org, wgh@torlan.ru, zkabelac@redhat.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org syzbot has bisected this bug to: commit a32e236eb93e62a0f692e79b7c3c9636689559b9 Author: Linus Torvalds Date: Fri Aug 3 19:22:09 2018 +0000 Partially revert "block: fail op_is_write() requests to read-only partitions" bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=119503d2e00000 start commit: 60f5a217 Merge tag 'usercopy-fix-v4.18-rc8' of git://git.k.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=139503d2e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=159503d2e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=2dc0cd7c2eefb46f dashboard link: https://syzkaller.appspot.com/bug?extid=21cfe1f803e0e158acf1 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17b87bfc400000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=117ccc8c400000 Reported-by: syzbot+21cfe1f803e0e158acf1@syzkaller.appspotmail.com Fixes: a32e236eb93e ("Partially revert "block: fail op_is_write() requests to read-only partitions"") For information about bisection process see: https://goo.gl/tpsmEJ#bisection