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SubjectSpurious completions during NCQ
Hi, I think that my drives should be NCQ blacklisted too.
That's what I'm getting in my /var/log/messages:

-------------------------------------------------------------------------------
Oct 13 13:55:52 ko kernel: ata1.00: exception Emask 0x2 SAct 0x3f9 SErr 0x0 action 0x2 frozen
Oct 13 13:55:53 ko kernel: ata1.00: (spurious completions during NCQ issue=0x0 SAct=0x3f9 FIS=004040a1:00000004)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/08:00:d0:5e:8f/00:00:0f:00:00/40 tag 0 cdb 0x0 data 4096 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/08:18:f8:7f:50/00:00:0d:00:00/40 tag 3 cdb 0x0 data 4096 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/10:20:10:80:50/00:00:0d:00:00/40 tag 4 cdb 0x0 data 8192 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/08:28:a0:4a:5c/00:00:0d:00:00/40 tag 5 cdb 0x0 data 4096 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/08:30:b8:d7:5c/00:00:0d:00:00/40 tag 6 cdb 0x0 data 4096 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/08:38:30:5e:8f/00:00:0f:00:00/40 tag 7 cdb 0x0 data 4096 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/08:40:e8:61:8f/00:00:0f:00:00/40 tag 8 cdb 0x0 data 4096 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1.00: cmd 61/08:48:38:63:8f/00:00:0f:00:00/40 tag 9 cdb 0x0 data 4096 out
Oct 13 13:55:53 ko kernel: res 40/00:48:38:63:8f/00:00:0f:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:55:53 ko kernel: ata1: soft resetting port
Oct 13 13:55:53 ko kernel: ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Oct 13 13:55:53 ko kernel: ata1.00: configured for UDMA/133
Oct 13 13:55:53 ko kernel: ata1: EH complete
Oct 13 13:55:53 ko kernel: sd 0:0:0:0: [sda] 490234752 512-byte hardware sectors (251000 MB)
Oct 13 13:55:53 ko kernel: sd 0:0:0:0: [sda] Write Protect is off
Oct 13 13:55:53 ko kernel: sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Oct 13 13:57:56 ko kernel: ata2.00: exception Emask 0x2 SAct 0x1fff7 SErr 0x0 action 0x2 frozen
Oct 13 13:57:56 ko kernel: ata2.00: (spurious completions during NCQ issue=0x0 SAct=0x1fff7 FIS=004040a1:00040000)
Oct 13 13:57:56 ko kernel: ata2.00: cmd 61/08:00:40:1b:b3/00:00:08:00:00/40 tag 0 cdb 0x0 data 4096 out
Oct 13 13:57:56 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:56 ko kernel: ata2.00: cmd 61/08:08:e8:1d:27/00:00:0d:00:00/40 tag 1 cdb 0x0 data 4096 out
Oct 13 13:57:56 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:56 ko kernel: ata2.00: cmd 61/08:10:40:1c:4b/00:00:0d:00:00/40 tag 2 cdb 0x0 data 4096 out
Oct 13 13:57:56 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:56 ko kernel: ata2.00: cmd 61/08:20:60:1b:f7/00:00:06:00:00/40 tag 4 cdb 0x0 data 4096 out
Oct 13 13:57:56 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:56 ko kernel: ata2.00: cmd 61/08:28:80:1b:07/00:00:07:00:00/40 tag 5 cdb 0x0 data 4096 out
Oct 13 13:57:56 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:56 ko kernel: ata2.00: cmd 61/08:30:50:1b:2f/00:00:07:00:00/40 tag 6 cdb 0x0 data 4096 out
Oct 13 13:57:56 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:56 ko kernel: ata2.00: cmd 61/08:38:30:1b:3b/00:00:07:00:00/40 tag 7 cdb 0x0 data 4096 out
Oct 13 13:57:56 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:40:38:1b:43/00:00:07:00:00/40 tag 8 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:48:58:1b:67/00:00:07:00:00/40 tag 9 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:50:38:1b:6b/00:00:07:00:00/40 tag 10 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:58:90:1b:97/00:00:07:00:00/40 tag 11 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:60:38:1b:53/00:00:0b:00:00/40 tag 12 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:68:60:1b:cb/00:00:0b:00:00/40 tag 13 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:70:30:1d:27/00:00:0d:00:00/40 tag 14 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/10:78:10:1d:4b/00:00:0d:00:00/40 tag 15 cdb 0x0 data 8192 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2.00: cmd 61/08:80:58:1d:4b/00:00:0d:00:00/40 tag 16 cdb 0x0 data 4096 out
Oct 13 13:57:57 ko kernel: res 40/00:10:40:1c:4b/00:00:0d:00:00/40 Emask 0x2 (HSM violation)
Oct 13 13:57:57 ko kernel: ata2: soft resetting port
Oct 13 13:57:57 ko kernel: ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Oct 13 13:57:57 ko kernel: ata2.00: configured for UDMA/133
Oct 13 13:57:57 ko kernel: ata2: EH complete
Oct 13 13:57:57 ko kernel: sd 1:0:0:0: [sdb] 490234752 512-byte hardware sectors (251000 MB)
Oct 13 13:57:57 ko kernel: sd 1:0:0:0: [sdb] Write Protect is off
Oct 13 13:57:57 ko kernel: sd 1:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
-------------------------------------------------------------------------------
Here follows the hdparm -I output.

-------------------------------------------------------------------------------
/dev/sda:

ATA device, with non-removable media
Model Number: Maxtor 6V250F0
Serial Number: V596ZL5G
Firmware Revision: VA111630
Standards:
Used: ATA/ATAPI-7 T13 1532D revision 0
Supported: 7 6 5 4
Configuration:
Logical max current
cylinders 16383 16383
heads 16 16
sectors/track 63 63
--
CHS current addressable sectors: 16514064
LBA user addressable sectors: 268435455
LBA48 user addressable sectors: 490234752
device size with M = 1024*1024: 239372 MBytes
device size with M = 1000*1000: 251000 MBytes (251 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 = 16
Advanced power management level: unknown setting (0x0000)
Recommended acoustic management value: 192, current value: 254
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=120ns 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_VERIFY command
* WRITE_BUFFER command
* READ_BUFFER command
* NOP cmd
* DOWNLOAD_MICROCODE
Advanced Power Management feature set
SET_MAX security extension
* Automatic Acoustic Management feature set
* 48-bit Address feature set
* Device Configuration Overlay feature set
* Mandatory FLUSH_CACHE
* FLUSH_CACHE_EXT
* SMART error logging
* SMART self-test
Media Card Pass-Through
* General Purpose Logging feature set
* WRITE_{DMA|MULTIPLE}_FUA_EXT
* 64-bit World wide name
* URG for READ_STREAM[_DMA]_EXT
* URG for WRITE_STREAM[_DMA]_EXT
* SATA-I signaling speed (1.5Gb/s)
* SATA-II signaling speed (3.0Gb/s)
* Native Command Queueing (NCQ)
* Host-initiated interface power management
* Software settings preservation
* SMART Command Transport (SCT) feature set
* SCT Data Tables (AC5)
Security:
Master password revision code = 65534
supported
not enabled
not locked
not frozen
not expired: security count
not supported: enhanced erase
Checksum: correct
-------------------------------------------------------------------------------
/dev/sdb:

ATA device, with non-removable media
Model Number: Maxtor 6V250F0
Serial Number: V596ZJ3G
Firmware Revision: VA111630
Standards:
Used: ATA/ATAPI-7 T13 1532D revision 0
Supported: 7 6 5 4
Configuration:
Logical max current
cylinders 16383 16383
heads 16 16
sectors/track 63 63
--
CHS current addressable sectors: 16514064
LBA user addressable sectors: 268435455
LBA48 user addressable sectors: 490234752
device size with M = 1024*1024: 239372 MBytes
device size with M = 1000*1000: 251000 MBytes (251 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 = 16
Advanced power management level: unknown setting (0x0000)
Recommended acoustic management value: 192, current value: 254
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=120ns 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_VERIFY command
* WRITE_BUFFER command
* READ_BUFFER command
* NOP cmd
* DOWNLOAD_MICROCODE
Advanced Power Management feature set
SET_MAX security extension
* Automatic Acoustic Management feature set
* 48-bit Address feature set
* Device Configuration Overlay feature set
* Mandatory FLUSH_CACHE
* FLUSH_CACHE_EXT
* SMART error logging
* SMART self-test
Media Card Pass-Through
* General Purpose Logging feature set
* WRITE_{DMA|MULTIPLE}_FUA_EXT
* 64-bit World wide name
* URG for READ_STREAM[_DMA]_EXT
* URG for WRITE_STREAM[_DMA]_EXT
* SATA-I signaling speed (1.5Gb/s)
* SATA-II signaling speed (3.0Gb/s)
* Native Command Queueing (NCQ)
* Host-initiated interface power management
* Software settings preservation
* SMART Command Transport (SCT) feature set
* SCT Data Tables (AC5)
Security:
Master password revision code = 65534
supported
not enabled
not locked
not frozen
not expired: security count
not supported: enhanced erase
Checksum: correct
-------------------------------------------------------------------------------
Since I'm not subscribed to lkml, please cc any answer to my personal email
address.

Thanks,
Marco
--
//\/\ :: Marco Lamberto < lm AT sunnyspot DOT org > ::
:: http://the.sunnyspot.org/ :: http://www.siforge.org/ ::
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