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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 6F4A9C67863 for ; Thu, 18 Oct 2018 19:55:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 20F2D20644 for ; Thu, 18 Oct 2018 19:55:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=rainbow-software.org header.i=@rainbow-software.org header.b="BarERn4k" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 20F2D20644 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rainbow-software.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727382AbeJSD5y (ORCPT ); Thu, 18 Oct 2018 23:57:54 -0400 Received: from smtp-1b-out-4.atlantis.sk ([80.94.52.30]:39861 "EHLO smtp-1b-out-4.atlantis.sk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727014AbeJSD5y (ORCPT ); Thu, 18 Oct 2018 23:57:54 -0400 Received: from [192.168.0.2] (188-167-58-14.dynamic.chello.sk [188.167.58.14]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp-1b.atlantis.sk (Postfix) with ESMTPSA id 09F0D8049795; Thu, 18 Oct 2018 21:55:18 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=rainbow-software.org; s=atlsmtp; t=1539892518; bh=J1unjxwHck33k5r3I70X7Nc2YCwzehVb9CMUw/2szXo=; h=From:To:Subject:Date:Cc:References:In-Reply-To; b=BarERn4kvXGd7Uxcv7oK1taW1lU6Iz6eYenRrNqE+WMjmhefkjJailJ8hW/FGX5Fs 2j3URaWW5y9G6C7dedV1Ird7Kii77DTPS82pqjENRsfG35Be2mWkJUstUXf/FbXS3y RQ3peYPn4pZdzu2k48UUKbMl6OB8rixUitqNbSEI= From: Ondrej Zary To: Jens Axboe Subject: Re: bioset changes in 4.18 broke aha1542 Date: Thu, 18 Oct 2018 21:55:15 +0200 User-Agent: KMail/1.9.10 (enterprise35 0.20100827.1168748) Cc: Kent Overstreet , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org References: <201810182034.51724.linux@rainbow-software.org> In-Reply-To: X-KMail-QuotePrefix: > MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <201810182155.15935.linux@rainbow-software.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday 18 October 2018 20:58:57 Jens Axboe wrote: > On 10/18/18 12:34 PM, Ondrej Zary wrote: > > Hello, > > aha1542 works fine in 4.17 but crashes in 4.18. It's hard to bisect because > > of many commits that don't compile. > > # only skipped commits left to test > > # possible first bad commit: [52190f8abe7f2bf2b4e5f9760cbcc1427ca2136b] fs: convert block_dev.c to bioset_init() > > # possible first bad commit: [a47a28b74a5c7c27bf621276b85ad6c124651236] target: convert to bioset_init()/mempool_init() > > # possible first bad commit: [6f1c819c219f7841079f0f43ab62727a55b0d849] dm: convert to bioset_init()/mempool_init() > > # possible first bad commit: [afeee514ce7f4cab605beedd03be71ebaf0c5fc8] md: convert to bioset_init()/mempool_init() > > # possible first bad commit: [d19936a26658a7a53edd5619d631ee2c2c3151a2] bcache: convert to bioset_init()/mempool_init() > > # possible first bad commit: [b906bbb6997785d9ea0bd3f5585537afa6257c43] lightnvm: convert to bioset_init()/mempool_init() > > > > Testing manually, a47a28b74a5c7c27bf621276b85ad6c124651236 works. > > 52190f8abe7f2bf2b4e5f9760cbcc1427ca2136b does not compile > > 8ac9f7c1fd1d342e82ddf078425423b050652ba0 does not compile > > e292d7bc63c8f2adb3dfda27910e805f1b6557f9 does not compile > > dad08527525f9a8ac9c7f278864c65f94bc5e9b3 does not compile > > 943cf9f3ca16133dbd00f9a4cbfea46512fcb0e8 works > > .. > > fedc3abe7bd2dcc4c80bcf3cff8708a3908d8219 works > > 04c4950d5b373ba712d928592e05e73510785bca crashes > > It looks like the ISA bioset pool isn't being initialized. You should > have messages like this in your dmesg: > > isa pool size: 16 pages > > (which you do), but also something on the bioset section. Do you have > this one: > > pool size: 64 pages > > as well? > No, it's not there. -- Ondrej Zary