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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 D12F1C432BE for ; Wed, 4 Aug 2021 08:24:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B51D860F22 for ; Wed, 4 Aug 2021 08:24:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236392AbhHDIYi (ORCPT ); Wed, 4 Aug 2021 04:24:38 -0400 Received: from mail.nearlyone.de ([46.163.114.145]:39888 "EHLO mail.nearlyone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236261AbhHDIYh (ORCPT ); Wed, 4 Aug 2021 04:24:37 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 7BE1E5E361; Wed, 4 Aug 2021 10:24:21 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monom.org; s=dkim; t=1628065463; h=from:subject:date:message-id:to:cc:mime-version:content-type: in-reply-to:references; bh=7MXt9jO9nRd+eRgxlVk1Ac75ZwcBXTdIHJ3fndYmS7Y=; b=eRJY23M2J6Zsq7vqY3+fCtIJOGMX1Wwi36q74YJoil8xA94RZGVZKarpjaRg50MF32yVSS 4oj4esjWaqrbmbXnOJUf0hcrlh6NVk299HY85EMFvknHY14VDdxSlrfOur6S2loeovmKvB 6S1FTpS+I1LDUpzL4mdCu5TNe5rAJ+6NAAX7U4gmTvjhI3aX2k780eGfOiWSbUaW0QcXNA 7XVx5J6Xlu6S2djfaN6zl+qRAciHuIPu/eePNcruY0rrSt/E4HrdENknGhbqpCPZS0bQ4h YEccjIOE6z/+1wF9baI4nCGaL4OxntOStmQO4ZisUXPX9Uf5fgOutfFSbAZT0A== Date: Wed, 4 Aug 2021 10:24:18 +0200 From: Daniel Wagner To: Sebastian Andrzej Siewior Cc: Thomas Gleixner , LKML , linux-rt-users@vger.kernel.org, Steven Rostedt Subject: Re: [ANNOUNCE] v5.14-rc4-rt4 Message-ID: <20210804082418.fbibprcwtzyt5qax@beryllium.lan> References: <20210802162750.santic4y6lzcet5c@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210802162750.santic4y6lzcet5c@linutronix.de> X-Last-TLS-Session-Version: TLSv1.3 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Sebastian, On Mon, Aug 02, 2021 at 06:27:50PM +0200, Sebastian Andrzej Siewior wrote: > Dear RT folks! > > I'm pleased to announce the v5.14-rc4-rt4 patch set. stress-ng is able to trigger a BUG on my old x86_64 box very easy. Unfortunately, there is not much in the logs though. + ./cyclictest.sh -D 15m -p 98 -i 1000 -t 2 -a 0-1 -h 100 -w 'stress-ng --class io --all 1' # /dev/cpu_dma_latency set to 0us [ 21.059000] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:35 [ 21.059008] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 321, name: iou-wrk-314 [ 21.059010] Preemption disabled at: [ 21.059011] [] schedule+0xa7/0xf0 [ 23.076059] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:35 [ 23.076064] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 324, name: iou-wrk-314 [ 23.076066] Preemption disabled at: [ 23.076067] [] schedule+0xa7/0xf0 [ 37.416490] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:35 [ 37.416495] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 369, name: iou-wrk-314 [ 37.416498] Preemption disabled at: [ 37.416498] [] schedule+0xa7/0xf0 [ 38.416858] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:35 [ 38.416863] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 411, name: iou-wrk-314 [ 38.416864] Preemption disabled at: [ 38.416865] [] schedule+0xa7/0xf0 [ 43.486360] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:35 [ 43.486366] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 414, name: iou-wrk-314 [ 43.486368] Preemption disabled at: [ 43.486369] [] schedule+0xa7/0xf0 Thanks, Daniel