Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756105AbXJJTDK (ORCPT ); Wed, 10 Oct 2007 15:03:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754737AbXJJTCz (ORCPT ); Wed, 10 Oct 2007 15:02:55 -0400 Received: from ug-out-1314.google.com ([66.249.92.169]:38432 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755483AbXJJTCy (ORCPT ); Wed, 10 Oct 2007 15:02:54 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:date:from:to:cc:subject:message-id:mime-version:content-type:content-disposition:user-agent; b=U8NTNDS6tUILUeid3wdFHNAHvTi//IP9AYi1SjZJeSHhqk5zhe98YZZJq6IslWRzmfS5B1YUDfcpPeBWwsxWOXlQlWHpUeOl4estfD+mHwBsCvUI3DybfY9ppgoAok2ZRb+pHKAcbxcNcciIfRXpG/jnG93NnFD3iMMwHFz/Iv0= Date: Wed, 10 Oct 2007 21:03:43 +0200 From: Luca Tettamanti To: linux-ide@vger.kernel.org Cc: linux-kernel@vger.kernel.org Subject: Hitachi disk: spurious completions during NCQ Message-ID: <20071010190342.GA13843@dreamland.darkstar.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.16 (2007-06-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4088 Lines: 80 Hello, sometimes kernel complains about spurious completions on my new notebook: ata3.00: exception Emask 0x2 SAct 0x407fd SErr 0x0 action 0x2 frozen ata3.00: spurious completions during NCQ issue=0x0 SAct=0x407fd FIS=005040a1:00020000 ata3.00: cmd 61/08:00:c7:5a:82/00:00:1b:00:00/40 tag 0 cdb 0x0 data 4096 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/08:10:3f:5b:fa/00:00:18:00:00/40 tag 2 cdb 0x0 data 4096 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/08:18:5f:5b:fa/00:00:18:00:00/40 tag 3 cdb 0x0 data 4096 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/18:20:6f:5b:fa/00:00:18:00:00/40 tag 4 cdb 0x0 data 12288 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/08:28:e7:19:fd/00:00:18:00:00/40 tag 5 cdb 0x0 data 4096 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/08:30:df:59:ae/00:00:1a:00:00/40 tag 6 cdb 0x0 data 4096 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/08:38:3f:5a:ae/00:00:1a:00:00/40 tag 7 cdb 0x0 data 4096 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/08:40:6f:62:ae/00:00:1a:00:00/40 tag 8 cdb 0x0 data 4096 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/28:48:d7:59:7e/00:00:1b:00:00/40 tag 9 cdb 0x0 data 20480 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/10:50:07:5b:82/00:00:1b:00:00/40 tag 10 cdb 0x0 data 8192 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3.00: cmd 61/30:90:f7:5a:fa/00:00:18:00:00/40 tag 18 cdb 0x0 data 24576 out res 50/00:10:07:5b:82/00:00:1b:00:00/40 Emask 0x2 (HSM violation) ata3: soft resetting port ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300) ata3.00: configured for UDMA/133 ata3: EH complete sd 2:0:0:0: [sda] 488397168 512-byte hardware sectors (250059 MB) sd 2:0:0:0: [sda] Write Protect is off sd 2:0:0:0: [sda] Mode Sense: 00 3a 00 00 sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA (this is a very recent 2.6.23-git, SMP, x86_64) The disk is: ATA device, with non-removable media Model Number: Hitachi HTS542525K9SA00 Firmware Revision: BBFOC31P The controller is: 00:1f.2 SATA controller: Intel Corporation Mobile SATA AHCI Controller (rev 03) (prog-if 01 [AHCI 1.0]) Subsystem: ASUSTeK Computer Inc. Unknown device 14e7 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR-