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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 B10DFC433F5 for ; Thu, 30 Aug 2018 01:57:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 595C720661 for ; Thu, 30 Aug 2018 01:57:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 595C720661 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=goodmis.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 S1727395AbeH3F4r (ORCPT ); Thu, 30 Aug 2018 01:56:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:43362 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726169AbeH3F4q (ORCPT ); Thu, 30 Aug 2018 01:56:46 -0400 Received: from vmware.local.home (cpe-66-24-56-78.stny.res.rr.com [66.24.56.78]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D9E1320647; Thu, 30 Aug 2018 01:57:02 +0000 (UTC) Date: Wed, 29 Aug 2018 21:57:01 -0400 From: Steven Rostedt To: Grygorii Strashko Cc: Sebastian Andrzej Siewior , "linux-rt-users@vger.kernel.org" , Mike Galbraith , LKML Subject: Re: [4.14.66-rt40] [report][cpuhotplug] BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:974 Message-ID: <20180829215701.5833e815@vmware.local.home> In-Reply-To: <3aaebda9-a956-55d6-0b04-f84daa6e4866@ti.com> References: <4277080d-fbd1-282c-164d-c07796260c36@ti.com> <20180829140817.7pr5g2aonbp55fjr@linutronix.de> <3aaebda9-a956-55d6-0b04-f84daa6e4866@ti.com> X-Mailer: Claws Mail 3.15.1 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 29 Aug 2018 16:28:50 -0500 Grygorii Strashko wrote: > On 08/29/2018 09:08 AM, Sebastian Andrzej Siewior wrote: > > On 2018-08-28 18:28:42 [-0500], Grygorii Strashko wrote: > > [...] > > >> [ 0.912275] [] alloc_pages_current+0xcc/0xe0 > >> [ 0.912287] [] its_allocate_pending_table+0x60/0xa0 > >> [ 0.912295] [] its_cpu_init+0x2a0/0x380 > >> [ 0.912303] [] gic_cpu_init.part.6+0x15c/0x170 > >> [ 0.912311] [] gic_starting_cpu+0x14/0x20 > > > > This is fixed by > > https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git/tree/patches/irqchip-gic-v3-its-Make-its_lock-a-raw_spin_lock_t.patch?h=linux-4.18.y-rt-patches > [1] > > https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git/tree/patches/irqchip-gic-v3-its-Move-ITS-pend_page-allocation-int.patch?h=linux-4.18.y-rt-patches > [2] > > > > in the v4.18 tree. The first patch was merged upstream. The second will > > be replaced by the patches Marc Zyngier proposed in > > https://lkml.kernel.org/r/3302f069-8f4e-8d97-5166-0dec01b43c4c@arm.com > > > > I plan to test + replace those for the next v4.18 release. > > Thank you. Are there any plans to back port them for 4.14-rt? > Patch [1] need to be reworked a bit, [2] - I was able to cherry-pick from 4.18-rt. > Next week I plan on looking into the patches that need to be backported. There's quite a lot of them. -- Steve