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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9DC0EC001B0 for ; Tue, 27 Jun 2023 18:49:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231251AbjF0Stt (ORCPT ); Tue, 27 Jun 2023 14:49:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230503AbjF0Stk (ORCPT ); Tue, 27 Jun 2023 14:49:40 -0400 Received: from out5-smtp.messagingengine.com (out5-smtp.messagingengine.com [66.111.4.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 30B221727; Tue, 27 Jun 2023 11:49:39 -0700 (PDT) Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailout.nyi.internal (Postfix) with ESMTP id B7B0A5C014D; Tue, 27 Jun 2023 14:49:36 -0400 (EDT) Received: from imap50 ([10.202.2.100]) by compute5.internal (MEProxy); Tue, 27 Jun 2023 14:49:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= colorremedies.com; h=cc:cc:content-type:content-type:date:date :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:sender:subject:subject:to:to; s=fm3; t= 1687891776; x=1687978176; bh=nATJEBkpfA+NbocJryMIgV1o0zOuToL8sOF QdF/jge8=; b=nbQ+zz9IfDoSnQGxKKBsUzB53MYoMPdc080ST/ZeeC0TpzbMG6K RBu573wma6jakK9a35QttaXX3dPM6OkoXtBEXheed5bFmqyor/VS9d16Rj7yfNjO IbDOFv+TKP8+TJSCr2rL9F5DfcM3/dsrpFcMJLEhM1WF2C4KIXGMwStu84noSfMD 7mGUYFWUw5eeoOgJM72B5hvWkpmeNdEzkDUIz/lZXVDRJqMg48z8ifjn4gmQlPf2 6gVi+LeStP7HlM8fdqDda47OX0RkBv0/zKB0JKvm8XJ5FcyXtPUabOSeKvZl9Y/4 tuJ7c1qwlUe3iukl3IWORAB3PLg79k3WpFw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm2; t=1687891776; x=1687978176; bh=nATJEBkpfA+Nb ocJryMIgV1o0zOuToL8sOFQdF/jge8=; b=g9rHtF4Ncyed9+GFHfNHbMMeshNbl DhrgmnDAUPa6q9jj3ImTI0MudkGaHOHYsZzZMJU6/iVN7aa7P4phldV3csykbo1j VrVnyrDECdBehBnzKJVbeRox7qb2AGpaHMWcXpOGpeaG6t2/YZaZKzd8svOR2B8g tr+gFqC8TWV/7TpIqfe5OpLPFoiXj0ezoizdDDVLYB5/Y3w1Xo2cAOrBhmLo5U9G qOVP8CVqycWJRqIpMvdNnoLUWHuwJChHBtJQGaQYEtE97hKcnfugJgS+FOvI+L8y d5WU4k58ASPQzVez7xP/7cvM+u93lpf3U5Du7CcI4jzmn2zw8TPMwHUzw== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedviedrtddtgdekhecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefofgggkfgjfhffhffvvefutgesthdtredtreertdenucfhrhhomhepfdevhhhr ihhsucfouhhrphhhhidfuceolhhishhtshestgholhhorhhrvghmvgguihgvshdrtghomh eqnecuggftrfgrthhtvghrnheplefgfeduvdfhheeviedutdevtddtjeeukeehleejleet tedtueeutdeuhfffheevnecuffhomhgrihhnpehgihhtlhgrsgdrtghomhenucevlhhush htvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehlihhsthhssegtohhl ohhrrhgvmhgvughivghsrdgtohhm X-ME-Proxy: Feedback-ID: i06494636:Fastmail Received: by mailuser.nyi.internal (Postfix, from userid 501) id 6E4BA1700089; Tue, 27 Jun 2023 14:49:35 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-499-gf27bbf33e2-fm-20230619.001-gf27bbf33 Mime-Version: 1.0 Message-Id: <0943bc38-34a4-4c38-8e91-9aa6446fb15a@app.fastmail.com> In-Reply-To: References: <5ce1e20e-019b-373f-f412-31fdb2c2379d@alu.unizg.hr> <20230627142739.GB16168@twin.jikos.cz> Date: Tue, 27 Jun 2023 14:49:15 -0400 From: "Chris Murphy" To: "Mirsad Goran Todorovac" , "David Sterba" Cc: "Btrfs BTRFS" , linux-kernel , "Chris Mason" , "Josef Bacik" , "David Sterba" Subject: Re: [BUG] btrfs: MAX_LOCKDEP_CHAIN_HLOCKS too low! Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 27, 2023, at 12:27 PM, Mirsad Goran Todorovac wrote: > Thank you for your prompt response. It wasn't obvious from the kernel > message though which .config setting needs adjustment. https://gitlab.com/cki-project/kernel-ark/-/merge_requests/2271 > I am yet unable to tell whether the lockdep setting being too low and > turning off the locking correctness validator caused the kernel crash, but > I will know more after restarting the kselftest with the new lockdep > setting ... Lockdep is complex and so are real file system workloads, so the warnings might seem transient. -- Chris Murphy