From: Robert Hancock <hancockrwd@gmail.com>
To: Alessandro Zummo <a.zummo@towertech.it>
Cc: linux-ide@vger.kernel.org
Subject: Re: sata_sil: freeze on modprobe
Date: Fri, 28 May 2010 17:55:43 -0600 [thread overview]
Message-ID: <4C0057FF.7030501@gmail.com> (raw)
In-Reply-To: <20100528203832.065a2469@linux.lan.towertech.it>
On 05/28/2010 12:38 PM, Alessandro Zummo wrote:
>
> I'm testing sata_sil with this controller:
>
> 00:0b.0 RAID bus controller: Silicon Image, Inc. SiI 3114 [SATALink/SATARaid] Serial ATA Controller (rev 02)
> 00:0b.0 0104: 1095:3114 (rev 02)
>
> with two different hard disks. On modprobe there's an EH situation
> which freezes the task for several minutes. The device
> node is not even created. The module device count is incremented to 3.
>
> an echo 1>rescan triggers the same situation again.
>
> I'm running on 2.6.34.
>
> how can I help debugging?
What does /proc/interrupts show after this? It seems like you might be
missing interrupts somehow.
>
>
> sata_sil 0000:00:0b.0: version 2.4
> sata_sil 0000:00:0b.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> sata_sil 0000:00:0b.0: Applying R_ERR on DMA activate FIS errata fix
> scsi4 : sata_sil
> scsi5 : sata_sil
> scsi6 : sata_sil
> scsi7 : sata_sil
> ata5: SATA max UDMA/100 mmio m1024@0xfde00000 tf 0xfde00080 irq 16
> ata6: SATA max UDMA/100 mmio m1024@0xfde00000 tf 0xfde000c0 irq 16
> ata7: SATA max UDMA/100 mmio m1024@0xfde00000 tf 0xfde00280 irq 16
> ata8: SATA max UDMA/100 mmio m1024@0xfde00000 tf 0xfde002c0 irq 16
> ata5: SATA link down (SStatus 0 SControl 310)
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: ATA-8: WDC WD2502ABYS-18B7A0, 02.03B04, max UDMA/133
> ata6.00: 488281250 sectors, multi 16: LBA48 NCQ (depth 0/32)
> ata6.00: applying Seagate errata fix (mod15write workaround)
This drive isn't in the mod15write blacklist - did you use the slow_down
module parameter?
> ata6.00: configured for UDMA/100
> scsi 5:0:0:0: Direct-Access ATA WDC WD2502ABYS-1 02.0 PQ: 0 ANSI: 5
> sd 5:0:0:0: Attached scsi generic sg2 type 0
> sd 5:0:0:0: [sdc] 488281250 512-byte logical blocks: (250 GB/232 GiB)
> sd 5:0:0:0: [sdc] Write Protect is off
> sd 5:0:0:0: [sdc] Mode Sense: 00 3a 00 00
> sd 5:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
> sdc:
> ata7: SATA link down (SStatus 0 SControl 310)
> ata8: SATA link down (SStatus 0 SControl 310)
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/100
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: limiting speed to UDMA/66:PIO4
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/66
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: limiting speed to UDMA/33:PIO4
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> sd 5:0:0:0: [sdc] Result: hostbyte=0x00 driverbyte=0x08
> sd 5:0:0:0: [sdc] Sense Key : 0xb [current] [descriptor]
> Descriptor sense data with sense descriptors (in hex):
> 72 0b 00 00 00 00 00 0c 00 0a 80 00 00 00 00 00
> 00 00 00 00
> sd 5:0:0:0: [sdc] ASC=0x0 ASCQ=0x0
> sd 5:0:0:0: [sdc] CDB: cdb[0]=0x28: 28 00 00 00 00 00 00 00 08 00
> end_request: I/O error, dev sdc, sector 0
> Buffer I/O error on device sdc, logical block 0
> Buffer I/O error on device sdc, logical block 1
> Buffer I/O error on device sdc, logical block 2
> Buffer I/O error on device sdc, logical block 3
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> ata6: EH complete
> ata6: drained 65536 bytes to clear DRQ.
> ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> ata6.00: failed command: READ DMA
> ata6.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata6.00: status: { DRDY }
> ata6: hard resetting link
> ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata6.00: configured for UDMA/33
> ata6.00: device reported invalid CHS sector 0
> sd 5:0:0:0: [sdc] Result: hostbyte=0x00 driverbyte=0x08
> sd 5:0:0:0: [sdc] Sense Key : 0xb [current] [descriptor]
> Descriptor sense data with sense descriptors (in hex):
> 72 0b 00 00 00 00 00 0c 00 0a 80 00 00 00 00 00
> 00 00 00 00
> sd 5:0:0:0: [sdc] ASC=0x0 ASCQ=0x0
> sd 5:0:0:0: [sdc] CDB: cdb[0]=0x28: 28 00 00 00 00 00 00 00 08 00
> end_request: I/O error, dev sdc, sector 0
> Buffer I/O error on device sdc, logical block 0
> Buffer I/O error on device sdc, logical block 1
> Buffer I/O error on device sdc, logical block 2
> Buffer I/O error on device sdc, logical block 3
> unable to read partition table
> ata6: EH complete
> sdc: detected capacity change from 0 to 250000000000
> sd 5:0:0:0: [sdc] Attached SCSI disk
> sdc: detected capacity change from 0 to 250000000000
>
>
next prev parent reply other threads:[~2010-05-28 23:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-28 18:38 sata_sil: freeze on modprobe Alessandro Zummo
2010-05-28 23:55 ` Robert Hancock [this message]
2010-05-29 6:45 ` Alessandro Zummo
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