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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D104C433EF for ; Wed, 27 Oct 2021 09:06:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 07F2460EB4 for ; Wed, 27 Oct 2021 09:06:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241157AbhJ0JJS (ORCPT ); Wed, 27 Oct 2021 05:09:18 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:39354 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239990AbhJ0JJR (ORCPT ); Wed, 27 Oct 2021 05:09:17 -0400 Date: Wed, 27 Oct 2021 11:06:50 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1635325611; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=4LNkiOWoBk2GDUOqc1vm4hrBW4RuL4nn0iAM7w24Xf0=; b=WFhgORQYb/yeteztdPQJGmST9srGSx8gPGZ/tB+l0DKCA2ImPYsLYQvCCWJu38YYgbLtlQ aLUzLrCCwRCjjAjseqatLv+xILCEq41FDRpsSphcUOe88mOClpCMF6JXuW69wx6m2P12TY XSHs4sgNrNb1me0umvGEtYau8N65VrkSgtn1vE99WgubX8ZK0AwRbQf81KKuRsOQnrGKOD wMeXWgD8QwHolSCIiRibmsGLPL+K+Mn/9iNkTxlkkc7koyCHWQ2IQ50H2dYBD2G+P2OHB7 2C7dGu70gTdCYi+mQgkITYcOxrM/+6scKvsoG7faHtywIoQ9zYQtxTYyizz8sQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1635325611; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=4LNkiOWoBk2GDUOqc1vm4hrBW4RuL4nn0iAM7w24Xf0=; b=WCQhRqENIV6SstllcgfVkrRuC4djzFLEceYatdxz6674L8jHptHbpOIeVNboEBrDJ3X+lf hgggW9IW06cPXpDA== From: Sebastian Andrzej Siewior To: Luis Goncalves Cc: linux-rt-users , Steven Rostedt , stable-rt@vger.kernel.org, Chunyu Hu Subject: Re: [RFC RT v5.10] [rt] repair usage of raw_v6_hashinfo.lock in raw_seq_start() Message-ID: <20211027090650.fqpqtze6wfetihej@linutronix.de> References: <20211011163333.2o64amr4qks4gpdm@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-rt-users@vger.kernel.org On 2021-10-18 12:51:32 [-0300], Luis Goncalves wrote: > Again, the use of tuned in the tests is mostly to reproduce the > configuration in use at > the moment. I can isolate the specific configuration that makes it > possible to trigger the > lockdep splat. I can't reproduce any of those two issues. I tried both and iterated the tuned profiles tuned-adm profile realtime tuned-adm profile throughput-performance while running the test you mentioned. Could you please try if this reproduces with latest v5.15-RT and post complete lockdep backtrace? Sebastian