[Bug 12240] Disk errors sometimes ignored from the USB-SCSI layer

[Bug 12240] Disk errors sometimes ignored from the USB-SCSI layer

[bugme-daemon]

http://bugzilla.kernel.org/show_bug.cgi?id=12240





------- Comment #1 from kernel@roestock.demon.co.uk  2008-12-16 13:22 -------
Created an attachment (id=19330)
 --> (http://bugzilla.kernel.org/attachment.cgi?id=19330&action=view)
Usbmon log for access to bad sector via usb-ide adaptor

These are the kernel messages from insertion of the usb drive to the end of the
dd command for one bad sector corresponding to the usbmon log attached:

Dec 12 15:26:49 daniel root: uname: Linux daniel 2.6.28-rc8 #1 PREEMPT Fri Dec
12 14:49:40 GMT 2008 i686 AMD Sempron(tm) Processor 2800+ AuthenticAMD
GNU/Linux
Dec 12 15:26:49 daniel root: About to insert disk
Dec 12 15:27:04 daniel usb 1-3: new high speed USB device using ehci_hcd and
address 4
Dec 12 15:27:04 daniel usb 1-3: configuration #1 chosen from 1 choice
Dec 12 15:27:04 daniel scsi6 : SCSI emulation for USB Mass Storage devices
Dec 12 15:27:04 daniel usb-storage: device found at 4
Dec 12 15:27:04 daniel usb-storage: waiting for device to settle before
scanning
Dec 12 15:27:04 daniel usb 1-3: New USB device found, idVendor=07ff,
idProduct=00ff
Dec 12 15:27:04 daniel usb 1-3: New USB device strings: Mfr=10, Product=11,
SerialNumber=5
Dec 12 15:27:04 daniel usb 1-3: Product: USB20
Dec 12 15:27:04 daniel usb 1-3: Manufacturer: USBID
Dec 12 15:27:04 daniel usb 1-3: SerialNumber: 7D5773691612
Dec 12 15:27:09 daniel scsi 6:0:0:0: Direct-Access     WDC AC22 000L           
 1N37 PQ: 0 ANSI: 2 CCS
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] 3907008 512-byte hardware sectors:
(2.00 GB/1.86 GiB)
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] Write Protect is off
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] Mode Sense: 00 38 00 00
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] Assuming drive cache: write through
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] 3907008 512-byte hardware sectors:
(2.00 GB/1.86 GiB)
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] Write Protect is off
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] Mode Sense: 00 38 00 00
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] Assuming drive cache: write through
Dec 12 15:27:09 daniel sdb: unknown partition table
Dec 12 15:27:09 daniel sd 6:0:0:0: [sdb] Attached SCSI disk
Dec 12 15:27:09 daniel sd 6:0:0:0: Attached scsi generic sg2 type 0
Dec 12 15:27:09 daniel usb-storage: device scan complete
Dec 12 15:27:16 daniel root: About to do dd of a known bad sector
Dec 12 15:27:27 daniel sd 6:0:0:0: [sdb] Sense Key : 0x0 [current] 
Dec 12 15:27:27 daniel sd 6:0:0:0: [sdb] ASC=0x0 ASCQ=0x0
Dec 12 15:27:46 daniel sd 6:0:0:0: [sdb] Sense Key : 0x0 [current] 
Dec 12 15:27:46 daniel sd 6:0:0:0: [sdb] ASC=0x0 ASCQ=0x0
Dec 12 15:28:00 daniel sd 6:0:0:0: [sdb] Sense Key : 0x0 [current] 
Dec 12 15:28:00 daniel sd 6:0:0:0: [sdb] ASC=0x0 ASCQ=0x0
Dec 12 15:28:05 daniel root: dd done


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[Bug 12240] Disk errors sometimes ignored from the USB-SCSI layer

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=12240


Alan <alan@lxorguk.ukuu.org.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |alan@lxorguk.ukuu.org.uk
         Resolution|                            |CODE_FIX
         Regression|---                         |No




--- Comment #2 from Alan <alan@lxorguk.ukuu.org.uk>  2012-05-30 11:40:09 ---
f1a0743bc0e7a30c032b1eb78f6a2b0f805b4597

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[Bug 12240] Disk errors sometimes ignored from the USB-SCSI layer

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=12240


Alan <alan@lxorguk.ukuu.org.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |CLOSED




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