Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754020AbbGWSoJ (ORCPT ); Thu, 23 Jul 2015 14:44:09 -0400 Received: from mail-yk0-f179.google.com ([209.85.160.179]:33720 "EHLO mail-yk0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751670AbbGWSoH (ORCPT ); Thu, 23 Jul 2015 14:44:07 -0400 MIME-Version: 1.0 In-Reply-To: <20150723183548.GS15934@mtj.duckdns.org> References: <20150723183548.GS15934@mtj.duckdns.org> Date: Thu, 23 Jul 2015 14:44:06 -0400 Message-ID: Subject: Re: ATA failure regression in kernel 4.2 From: Alex Deucher To: Tejun Heo Cc: LKML Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1662 Lines: 43 On Thu, Jul 23, 2015 at 2:35 PM, Tejun Heo wrote: > Hello, > > On Thu, Jul 23, 2015 at 01:48:24PM -0400, Alex Deucher wrote: >> Something new in kernel 4.2 seems to have broken one of my hard drives >> (ssd) in kernel 4.2. 4.1 and older kernels work fine. Here are the >> relevant logs. >> > ... >> [ 6.547628] ata2.00: qc timeout (cmd 0xec) >> [ 6.547721] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4) >> [ 7.007213] ata2: SATA link up 6.0 Gbps (SStatus 133 SControl 300) >> [ 16.997819] ata2.00: qc timeout (cmd 0xec) >> [ 16.997910] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4) >> [ 16.997995] ata2: limiting SATA link speed to 3.0 Gbps >> [ 17.457400] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 320) >> [ 47.429257] ata2.00: qc timeout (cmd 0xec) >> [ 47.429349] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4) >> [ 47.888822] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 320) > > Nothing really rings a bell. Timeouts on IDENTIFY. Could be IRQ > related. Which controller is it (lspci -nn)? Also, can you try to > bisect the issue? 00:11.0 SATA controller [0106]: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] [1022:7801] (rev 40) 00:14.1 IDE interface [0101]: Advanced Micro Devices, Inc. [AMD] FCH IDE Controller [1022:780c] I can take a look at bisecting later this week. Alex > > Thanks. > > -- > tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/