Re: [2.6.28-rc] Sata soft reset filling log

From: Andrew Morton
Date: Wed Dec 17 2008 - 00:04:34 EST


(cc linux-ide).

This is a post-2.6.27 regression. Panic!

On Fri, 12 Dec 2008 18:07:49 -0800 Justin Madru <bevicm@xxxxxxxxxxxxxx> wrote:

> I've been testing .28 (currently -rc8) and I've noticed in the logs a
> massive amount of the following.
> I can confirm that the messages doesn't appear when booting into a .27
> kernel.
>
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata2.00: ST_FIRST: !(DRQ|ERR|DF)
> ata2.00: cmd a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
> cdb 1e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> res 50/00:01:00:00:00/00:00:00:00:00/a0 Emask 0x2 (HSM violation)
> ata2.00: status: { DRDY }
> ata2: soft resetting link
> ata2.00: configured for UDMA/33
> ata2: EH complete
>
> I get this block of messages about every 20 seconds for as long as I'm
> booted into a .28 kernel.
> It seems that the sata link is being soft reseted about every _20_ secs.
> My drive is a sata drive that should be using UDMA/133 (right?),
> but the "error" message says configuring for UDMA/33.
> Does this mean that my drive is running at a slower speed?
> Should I be worried about the .28 kernel corrupting my hardware? Is this
> a known issue?
> How can I stop it from filling my logs!
>
> Some information about my computer:
>
> $ lspci
> 00:00.0 Host bridge: Intel Corporation Mobile 945GM/PM/GMS, 943/940GML
> and 945GT Express Memory Controller Hub (rev 03)
> 00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS,
> 943/940GML Express Integrated Graphics Controller (rev 03)
> 00:02.1 Display controller: Intel Corporation Mobile 945GM/GMS/GME,
> 943/940GML Express Integrated Graphics Controller (rev 03)
> 00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High
> Definition Audio Controller (rev 01)
> 00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express
> Port 1 (rev 01)
> 00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express
> Port 4 (rev 01)
> 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI
> Controller #1 (rev 01)
> 00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI
> Controller #2 (rev 01)
> 00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI
> Controller #3 (rev 01)
> 00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI
> Controller #4 (rev 01)
> 00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI
> Controller (rev 01)
> 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e1)
> 00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface
> Bridge (rev 01)
> 00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA
> IDE Controller (rev 01)
> 00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller
> (rev 01)
> 03:00.0 Ethernet controller: Broadcom Corporation BCM4401-B0 100Base-TX
> (rev 02)
> 03:01.0 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller
> 03:01.1 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro
> Host Adapter (rev 19)
> 03:01.2 System peripheral: Ricoh Co Ltd R5C843 MMC Host Controller (rev 0a)
> 03:01.3 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host
> Adapter (rev 05)
> 03:01.4 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev ff)
> 0b:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG
> [Golan] Network Connection (rev 02)
>
> $ hdparm -I /dev/sda
> /dev/sda:
> ATA device, with non-removable media
> Model Number: ST980811AS
> Serial Number: 5LY6J1M0
> Firmware Revision: 3.CDD
> Standards:
> Supported: 7 6 5 4
> Likely used: 8
> Configuration:
> Logical max current
> cylinders 16383 16383
> heads 16 16
> sectors/track 63 63
> --
> CHS current addressable sectors: 16514064
> LBA user addressable sectors: 156301488
> LBA48 user addressable sectors: 156301488
> device size with M = 1024*1024: 76319 MBytes
> device size with M = 1000*1000: 80026 MBytes (80 GB)
> Capabilities:
> LBA, IORDY(can be disabled)
> Queue depth: 32
> Standby timer values: spec'd by Standard, no device specific minimum
> R/W multiple sector transfer: Max = 16 Current = 8
> Advanced power management level: 128
> Recommended acoustic management value: 128, current value: 0
> DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6
> Cycle time: min=120ns recommended=120ns
> PIO: pio0 pio1 pio2 pio3 pio4
> Cycle time: no flow control=240ns IORDY flow control=120ns
> Commands/features:
> Enabled Supported:
> * SMART feature set
> Security Mode feature set
> * Power Management feature set
> * Write cache
> * Look-ahead
> * Host Protected Area feature set
> * WRITE_BUFFER command
> * READ_BUFFER command
> * DOWNLOAD_MICROCODE
> * Advanced Power Management feature set
> SET_MAX security extension
> Automatic Acoustic Management feature set
> * 48-bit Address feature set
> * Mandatory FLUSH_CACHE
> * FLUSH_CACHE_EXT
> * SMART error logging
> * SMART self-test
> * IDLE_IMMEDIATE with UNLOAD
> * SATA-I signaling speed (1.5Gb/s)
> * Native Command Queueing (NCQ)
> * Phy event counters
> Device-initiated interface power management
> * Software settings preservation
> * SMART Command Transport (SCT) feature set
> Security:
> Master password revision code = 65534
> supported
> not enabled
> not locked
> frozen
> not expired: security count
> not supported: enhanced erase
> Checksum: correct
>
> $ hdparm -fF /dev/sda; hdparm -tT /dev/sda
> /dev/sda:
> Timing cached reads: 1650 MB in 2.00 seconds = 825.06 MB/sec
> Timing buffered disk reads: 130 MB in 3.04 seconds = 42.79 MB/sec
>
> $ smartctl -a /dev/sda
> smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
> Home page is http://smartmontools.sourceforge.net/
>
> === START OF INFORMATION SECTION ===
> Model Family: Seagate Momentus 5400.3
> Device Model: ST980811AS
> Serial Number: 5LY6J1M0
> Firmware Version: 3.CDD
> User Capacity: 80,026,361,856 bytes
> Device is: In smartctl database [for details use: -P show]
> ATA Version is: 7
> ATA Standard is: Exact ATA specification draft version not indicated
> Local Time is: Fri Dec 12 17:05:06 2008 PST
> SMART support is: Available - device has SMART capability.
> SMART support is: Enabled
>
> === START OF READ SMART DATA SECTION ===
> SMART overall-health self-assessment test result: PASSED
> See vendor-specific Attribute list for marginal Attributes.
>
> General SMART Values:
> Offline data collection status: (0x82) Offline data collection activity
> was completed without error.
> Auto Offline Data Collection:
> Enabled.
> Self-test execution status: ( 0) The previous self-test routine
> completed
> without error or no self-test
> has ever
> been run.
> Total time to complete Offline
> data collection: ( 426) seconds.
> Offline data collection
> capabilities: (0x5b) SMART execute Offline immediate.
> Auto Offline data collection
> on/off support.
> Suspend Offline collection upon new
> command.
> Offline surface scan supported.
> Self-test supported.
> No Conveyance Self-test supported.
> Selective Self-test supported.
> SMART capabilities: (0x0003) Saves SMART data before entering
> power-saving mode.
> Supports SMART auto save timer.
> Error logging capability: (0x01) Error logging supported.
> No General Purpose Logging support.
> Short self-test routine
> recommended polling time: ( 2) minutes.
> Extended self-test routine
> recommended polling time: ( 84) minutes.
> SCT capabilities: (0x0001) SCT Status supported.
>
> SMART Attributes Data Structure revision number: 10
> Vendor Specific SMART Attributes with Thresholds:
> ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE
> UPDATED WHEN_FAILED RAW_VALUE
> 1 Raw_Read_Error_Rate 0x000f 100 253 006 Pre-fail
> Always - 0
> 3 Spin_Up_Time 0x0003 099 099 085 Pre-fail
> Always - 0
> 4 Start_Stop_Count 0x0032 099 099 020 Old_age
> Always - 1142
> 5 Reallocated_Sector_Ct 0x0033 100 100 036 Pre-fail
> Always - 0
> 7 Seek_Error_Rate 0x000f 079 060 030 Pre-fail
> Always - 88807308
> 9 Power_On_Hours 0x0032 097 097 000 Old_age
> Always - 3420
> 10 Spin_Retry_Count 0x0013 100 100 034 Pre-fail
> Always - 0
> 12 Power_Cycle_Count 0x0032 099 099 020 Old_age
> Always - 1180
> 187 Reported_Uncorrect 0x0032 100 100 000 Old_age
> Always - 0
> 189 High_Fly_Writes 0x003a 100 100 000 Old_age
> Always - 0
> 190 Airflow_Temperature_Cel 0x0022 050 042 045 Old_age
> Always In_the_past 50 (0 102 52 25)
> 192 Power-Off_Retract_Count 0x0032 100 100 000 Old_age
> Always - 1076
> 193 Load_Cycle_Count 0x0032 001 001 000 Old_age
> Always - 241664
> 194 Temperature_Celsius 0x0022 050 058 000 Old_age
> Always - 50 (0 19 0 0)
> 195 Hardware_ECC_Recovered 0x001a 061 060 000 Old_age
> Always - 195105625
> 197 Current_Pending_Sector 0x0012 100 100 000 Old_age
> Always - 0
> 198 Offline_Uncorrectable 0x0010 100 100 000 Old_age
> Offline - 0
> 199 UDMA_CRC_Error_Count 0x003e 200 200 000 Old_age
> Always - 0
> 200 Multi_Zone_Error_Rate 0x0000 100 253 000 Old_age
> Offline - 0
> 202 TA_Increase_Count 0x0032 100 253 000 Old_age
> Always - 0
>
> SMART Error Log Version: 1
> No Errors Logged
>
> SMART Self-test log structure revision number 1
> Num Test_Description Status Remaining
> LifeTime(hours) LBA_of_first_error
> # 1 Extended offline Completed without error 00%
> 3257 -
> # 2 Short offline Completed without error 00%
> 3256 -
> # 3 Short offline Completed without error 00%
> 2659 -
> # 4 Short offline Completed without error 00%
> 2659 -
> # 5 Short offline Completed without error 00%
> 1657 -
> # 6 Short offline Completed without error 00%
> 1621 -
> # 7 Short offline Completed without error 00%
> 2 -
> # 8 Short offline Completed without error 00%
> 2 -
> # 9 Short offline Completed without error 00%
> 1 -
> #10 Short offline Completed without error 00%
> 0 -
>
> SMART Selective self-test log data structure revision number 1
> SPAN MIN_LBA MAX_LBA CURRENT_TEST_STATUS
> 1 0 0 Not_testing
> 2 0 0 Not_testing
> 3 0 0 Not_testing
> 4 0 0 Not_testing
> 5 0 0 Not_testing
> Selective self-test flags (0x0):
> After scanning selected spans, do NOT read-scan remainder of disk.
> If Selective self-test is pending on power-up, resume after 0 minute delay.
>

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