On May 24 2009, Alan Stern wrote:
> It is abnormal, but I can't tell what the reason is without more
> information. You should try using usbmon (see
> Documentation/usb/usbmon.txt) to trace these events.
Here you go with a log that is pure text (compressed). The part of dmesg
relative to the USB plugging is here:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
[ 248.286615] usb-storage: device found at 3
[ 248.286620] usb-storage: waiting for device to settle before scanning
[ 248.286631] usbcore: registered new interface driver usb-storage
[ 248.286636] USB Mass Storage support registered.
[ 248.351740] usb 4-2.2: New USB device found, idVendor=067b, idProduct=2316
[ 248.351749] usb 4-2.2: New USB device strings: Mfr=1, Product=5, SerialNumber=0
[ 248.351753] usb 4-2.2: Product: USB Security Device
[ 248.351756] usb 4-2.2: Manufacturer: Leading Driver Co.,LTD.
[ 248.351860] PM: Adding info for usb:4-2.2
[ 248.351907] usb 4-2.2: configuration #1 chosen from 1 choice
[ 248.354759] PM: Adding info for usb:4-2.2:1.0
[ 248.354894] PM: Adding info for No Bus:usbdev4.4_ep00
[ 253.288125] usb-storage: device scan complete
[ 253.291081] scsi 0:0:0:0: Direct-Access Prolific USB Flash Disk 1.00 PQ: 0 ANSI: 0 CCS
[ 253.291476] PM: Adding info for scsi:target0:0:0
[ 253.291903] PM: Adding info for scsi:0:0:0:0
[ 253.292167] PM: Adding info for No Bus:0:0:0:0
[ 253.331140] Driver 'sd' needs updating - please use bus_type methods
[ 253.331290] PM: Adding info for No Bus:0:0:0:0
[ 253.337069] sd 0:0:0:0: [sda] 256000 512-byte hardware sectors: (131 MB/125 MiB)
[ 253.340068] sd 0:0:0:0: [sda] Write Protect is off
[ 253.340073] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
[ 253.340077] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 253.340130] PM: Adding info for No Bus:sda
[ 253.347047] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 253.347053] : Sense Key : 0x0 [current]
[ 253.347059] : ASC=0x0 ASCQ=0x0
[ 253.355049] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 253.355057] sda: sda1
[ 253.361106] PM: Adding info for No Bus:sda1
[ 253.366054] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 253.366060] : Sense Key : 0x0 [current]
[ 253.366066] : ASC=0x0 ASCQ=0x0
[ 253.366162] PM: Adding info for No Bus:8:0
[ 253.366196] sd 0:0:0:0: [sda] Attached SCSI removable disk
[ 253.386056] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 253.386063] : Sense Key : 0x0 [current]
[ 253.386069] : ASC=0x0 ASCQ=0x0
[ 253.690947] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 253.690954] : Sense Key : 0x0 [current]
[ 253.690960] : ASC=0x0 ASCQ=0x0
[ 253.784900] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 253.784909] : Sense Key : 0x0 [current]
[ 253.784916] : ASC=0x0 ASCQ=0x0
[ 253.806909] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 253.806914] : Sense Key : 0x0 [current]
[ 253.806919] : ASC=0x0 ASCQ=0x0
[ 253.816898] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 253.816904] : Sense Key : 0x0 [current]
[ 253.816910] : ASC=0x0 ASCQ=0x0
[ 254.118799] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 254.118806] : Sense Key : 0x0 [current]
[ 254.118812] : ASC=0x0 ASCQ=0x0
[ 254.128798] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 254.128804] : Sense Key : 0x0 [current]
[ 254.128810] : ASC=0x0 ASCQ=0x0
[ 254.432691] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 254.432697] : Sense Key : 0x0 [current]
[ 254.432703] : ASC=0x0 ASCQ=0x0
[ 254.495644] sd 0:0:0:0: ioctl_internal_command return code = 8000002
[ 254.495650] : Sense Key : 0x0 [current]
[ 254.495656] : ASC=0x0 ASCQ=0x0
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
If you need further information, please let me know.
Thanks,
--
Rogério Brito : rbrito@{mackenzie,ime.usp}.br : GPG key 1024D/7C2CAEB8
http://www.ime.usp.br/~rbrito : http://meusite.mackenzie.com.br/rbrito
Projects: algorithms.berlios.de : lame.sf.net : vrms.alioth.debian.org
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