From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751810AbeA2Qgb (ORCPT ); Mon, 29 Jan 2018 11:36:31 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:42829 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751630AbeA2Qfn (ORCPT ); Mon, 29 Jan 2018 11:35:43 -0500 Date: Mon, 29 Jan 2018 17:35:41 +0100 (CET) From: Thomas Gleixner To: Meelis Roos cc: Linux Kernel list , x86@kernel.org Subject: Re: 4.15: WARNING: CPU: 3 PID: 258 at kernel/irq/chip.c:244 __irq_startup+0x80/0x100 In-Reply-To: Message-ID: References: User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 29 Jan 2018, Meelis Roos wrote: > Upgraded some of my older machines to v4.15 today. On a quad P3 HP > NetServer, Your supply of vintage hardware is amazing. > I get a bootup warning at kernel/irq/chip.c:244 > __irq_startup+0x80/0x100 (full dmesg below). It seems it was there > before but I did not notice it. > [ 11.180167] WARNING: CPU: 3 PID: 258 at kernel/irq/chip.c:244 __irq_startup+0x80/0x100 > [ 11.180508] EIP: __irq_startup+0x80/0x100 > [ 11.180912] irq_startup+0x7e/0x170 > [ 11.180977] probe_irq_on+0x128/0x2b0 > [ 11.181054] parport_irq_probe.constprop.18+0x8d/0x1af [parport_pc] > [ 11.181127] parport_pc_probe_port+0xf11/0x1260 [parport_pc] > [ 11.181202] parport_pc_init+0x78a/0xf10 [parport_pc] > [ 11.181273] ? parport_parse_param.constprop.16+0xf0/0xf0 [parport_pc] > [ 11.181338] do_one_initcall+0x45/0x1e0 Bah, that's the irq probing code, which I obviously missed... I'll have a look. Thanks, tglx