I got the same query, but for ata20.0 It might be tied to the discovery of a dvd-writer on the sata cable. At least it seems to follow with attaching scsi 19 as sg10 (I have no abort, but still a red exception and cmd for ata20.00
[ 4.409876] scsi 12:0:0:0: Direct-Access ATA Hitachi HDS72202 A28A PQ: 0 ANSI: 5 [ 4.410270] sd 12:0:0:0: Attached scsi generic sg9 type 0 [ 4.410351] sd 12:0:0:0: [sdi] 3907029168 512-byte logical blocks: (2.00 TB/1.81 TiB) [ 4.410544] sd 12:0:0:0: [sdi] Write Protect is off [ 4.410547] sd 12:0:0:0: [sdi] Mode Sense: 00 3a 00 00 [ 4.410607] sd 12:0:0:0: [sdi] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 4.410719] scsi 19:0:0:0: Processor Marvell 91xx Config 1.01 PQ: 0 ANSI: 5 [ 4.425855] ata20.00: exception Emask 0x1 SAct 0x0 SErr 0x0 action 0x0 [ 4.425910] ata20.00: irq_stat 0x40000001 [ 4.425956] scsi 19:0:0:0: CDB: [ 4.425957] Inquiry: 12 01 00 00 ff 00 [ 4.425963] ata20.00: cmd a0/01:00:00:00:01/00:00:00:00:00/a0 tag 2 dma 16640 in res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 4.426042] ata20.00: status: { DRDY } [ 4.426355] scsi 19:0:0:0: Attached scsi generic sg10 type 3 [ 4.450244] sdh: sdh1 [ 4.450493] sd 11:0:0:0: [sdh] Attached SCSI disk [ 4.470382] sdi: sdi1 [ 4.471304] sd 12:0:0:0: [sdi] Attached SCSI disk [ 4.587654] md: bind<sdh1> [ 4.605449] md: bind<sdi1> [ 4.608925] md/raid:md0: device sdi1 operational as raid disk 6 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1386551 Title: Weird HW exceptions after upgrading to 14.10 Status in linux package in Ubuntu: Incomplete Bug description: After upgrading to Ubuntu 14.10 I can see these worrying lines, printed in red, from my `dmesg` output: [ 3.192349] ata14.00: exception Emask 0x1 SAct 0x0 SErr 0x0 action 0x6 <-- printed in red [ 3.192395] ata14.00: irq_stat 0x40000001 <-- printed in red [ 3.192436] scsi 13:0:0:0: CDB: [ 3.192437] Inquiry: 12 01 00 00 ff 00 [ 3.192444] ata14.00: cmd a0/01:00:00:00:01/00:00:00:00:00/a0 tag 2 dma 16640 in res 00/00:00:00:00:00/00:00:00:00:00/00 Emask 0x3 (HSM violation) <-- printed in red [ 3.192505] ata14: hard resetting link [ 3.520309] ata14: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 3.520696] ata14.00: configured for UDMA/66 [ 3.520821] ata14: EH complete Any ideas where the exception and HSM violation is coming from? The next section with a similar issue is: [ 14.172661] ata8.00: exception Emask 0x1 SAct 0x0 SErr 0x0 action 0x0 <-- printed in red [ 14.172712] ata8.00: irq_stat 0x40000001 <-- printed in red [ 14.172754] ata8.00: failed command: SET FEATURES <-- printed in red [ 14.172817] ata8.00: cmd ef/05:fe:00:00:00/00:00:00:00:00/40 tag 18 res 51/04:fe:00:00:00/00:00:00:00:00/40 Emask 0x1 (device error) <-- printed in red [ 14.172879] ata8.00: status: { DRDY ERR } [ 14.172922] ata8.00: error: { ABRT } Been searching everywhere for solutions but found no working one. Any clues? Any answers very welcome. Thanks!! --- ApportVersion: 2.14.7-0ubuntu8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: michael.heuberger 2710 F.... pulseaudio /dev/snd/controlC2: michael.heuberger 2710 F.... pulseaudio /dev/snd/controlC1: michael.heuberger 2710 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 14.10 HibernationDevice: RESUME=UUID=4bbd9d93-8982-4c0a-a955-0554ee12e4f8 InstallationDate: Installed on 2014-05-01 (180 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: System manufacturer System Product Name NonfreeKernelModules: nvidia Package: linux (not installed) ProcFB: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-23-generic root=UUID=47ab151a-c47d-4eff-ab5b-7751fc32014d ro quiet noplymouth ProcVersionSignature: Ubuntu 3.16.0-23.31-generic 3.16.4 RelatedPackageVersions: linux-restricted-modules-3.16.0-23-generic N/A linux-backports-modules-3.16.0-23-generic N/A linux-firmware 1.138 RfKill: 0: phy0: Wireless LAN Soft blocked: yes Hard blocked: no Tags: utopic Uname: Linux 3.16.0-23-generic x86_64 UpgradeStatus: Upgraded to utopic on 2014-10-27 (1 days ago) UserGroups: adm cdrom dip lpadmin mail plugdev sambashare sudo vboxusers WifiSyslog: Oct 29 08:29:25 M1 kernel: [37911.141348] ACPI: \_SB_.PCI0.SBRG.ASOC: Device cannot be configured due to a frequency mismatch Oct 29 08:29:36 M1 kernel: [37922.074313] usb 2-5: USB disconnect, device number 2 _MarkForUpload: True dmi.bios.date: 05/10/2011 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 0701 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: P6X58D-E dmi.board.vendor: ASUSTeK Computer INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0701:bd05/10/2011:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP6X58D-E:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: System Product Name dmi.product.version: System Version dmi.sys.vendor: System manufacturer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1386551/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp