From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 185531] New: pata_hpt366 irq xx: nobody cared Date: Fri, 28 Oct 2016 20:13:31 +0000 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: Received: from mail.kernel.org ([198.145.29.136]:58014 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751691AbcJ1UNe (ORCPT ); Fri, 28 Oct 2016 16:13:34 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 058EE2040F for ; Fri, 28 Oct 2016 20:13:33 +0000 (UTC) Received: from bugzilla1.web.kernel.org (bugzilla1.web.kernel.org [172.20.200.51]) by mail.kernel.org (Postfix) with ESMTP id E1071203AA for ; Fri, 28 Oct 2016 20:13:31 +0000 (UTC) Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=185531 Bug ID: 185531 Summary: pata_hpt366 irq xx: nobody cared Product: IO/Storage Version: 2.5 Kernel Version: Linux 4.4.0-45-generic Ubuntu SMP x86_64 Hardware: Intel OS: Linux Tree: Mainline Status: NEW Severity: high Priority: P1 Component: IDE Assignee: io_ide@kernel-bugs.osdl.org Reporter: ilario.gottardello@gmail.com Regression: No Some time after boot, a spurious interrupt make this driver downgrade performance from udma to pio. This interrupt is assigned solely to this card, as says /proc/interrupts: CPU0 CPU1 CPU2 CPU3 CPU4 CPU5 CPU6 CPU7 19: 4147 0 0 188 195666 0 0 0 IO-APIC 19-fasteoi pata_hpt366, pata_hpt366 This is the relevant part from dmesg: [ 3049.573902] irq 19: nobody cared (try booting with the "irqpoll" option) [ 3049.573910] CPU: 4 PID: 0 Comm: swapper/4 Tainted: P OE 4.4.0-45-generic #66-Ubuntu [ 3049.573912] Hardware name: System manufacturer System Product Name/P8H67-V, BIOS 3707 07/12/2013 [ 3049.573915] 0000000000000086 d86ed4c7c37291ec ffff88012f303e60 ffffffff813f1fe3 [ 3049.573919] ffff8800c07a5a00 ffff8800c07a5ab4 ffff88012f303e88 ffffffff810dd7a3 [ 3049.573922] ffff8800c07a5a00 0000000000000000 0000000000000013 ffff88012f303ec0 [ 3049.573925] Call Trace: [ 3049.573927] [] dump_stack+0x63/0x90 [ 3049.573940] [] __report_bad_irq+0x33/0xc0 [ 3049.573943] [] note_interrupt+0x247/0x290 [ 3049.573946] [] handle_irq_event_percpu+0x167/0x1d0 [ 3049.573949] [] handle_irq_event+0x3e/0x60 [ 3049.573952] [] handle_fasteoi_irq+0x96/0x150 [ 3049.573956] [] handle_irq+0x1a/0x30 [ 3049.573962] [] do_IRQ+0x4b/0xd0 [ 3049.573965] [] common_interrupt+0x82/0x82 [ 3049.573966] [] ? cpuidle_enter_state+0x10e/0x2b0 [ 3049.573975] [] cpuidle_enter+0x17/0x20 [ 3049.573979] [] call_cpuidle+0x32/0x60 [ 3049.573982] [] ? cpuidle_select+0x13/0x20 [ 3049.573986] [] cpu_startup_entry+0x290/0x350 [ 3049.573989] [] start_secondary+0x154/0x190 [ 3049.573992] handlers: [ 3049.573995] [] ata_bmdma_interrupt [ 3049.573997] [] ata_bmdma_interrupt [ 3049.573999] Disabling IRQ #19 Already changed cables and moved the card in another slot, the issue still appears. I'm willing to help debug the issue. Thanks in advance. -- You are receiving this mail because: You are watching the assignee of the bug.