That is an extremely old kernel. Can you try the latest RH or stock kernel? If that doesn't help, you'll need to rebuild your kernel with verbose debugging options.
On Tue, 15 Oct 2002, Robert Valkenburg wrote: > Hi, > > I have a usb compact flash card reader which I am reasonably sure is usb > mass storage compliant. I use Redhat 7.1 with no modifications (kernel > 2.4.2-2). The compact flashcard being used is 32 M (Note one of the > kernel log messages suggest this is not being determined correctly: > Oct 15 09:06:17 localhost kernel: sda : block size assumed to be 512 > bytes, disk size 1GB.) > > > 1) Directly after booting up: > > $ /sbin/lsmod > > Module Size Used by > via82cxxx_audio 17552 0 (autoclean) > ac97_codec 8800 0 (autoclean) [via82cxxx_audio] > soundcore 4464 2 (autoclean) [via82cxxx_audio] > agpgart 23392 3 (autoclean) > NVdriver 820352 14 (autoclean) > autofs 11264 1 (autoclean) > ipchains 38976 0 (unused) > usb-uhci 20720 0 (unused) > usbcore 49664 1 [usb-uhci] > > 2) After plugging in USB card reader > The following modules added: > > Module Size Used by > usb-storage 31792 0 > scsi_mod 95104 1 [usb-storage] > > > The following lines are added to /var/log/messages: > > Oct 15 09:01:44 localhost kernel: hub.c: USB new device connect on > bus1/1, assig > ned device number 3 > Oct 15 09:01:44 localhost kernel: usb.c: USB device 3 (vend/prod > 0x2098/0x2104) > is not claimed by any active driver. > Oct 15 09:01:44 localhost kernel: SCSI subsystem driver Revision: 1.00 > Oct 15 09:01:44 localhost kernel: Initializing USB Mass Storage driver... > Oct 15 09:01:44 localhost kernel: usb.c: registered new driver usb-storage > Oct 15 09:01:44 localhost kernel: scsi0 : SCSI emulation for USB Mass > Storage de > vices > Oct 15 09:01:44 localhost kernel: usb-uhci.c: interrupt, status 3, > frame# 1085 > Oct 15 09:01:44 localhost kernel: Vendor: General Model: Flash Disk > Drive R > ev: 2.05 > Oct 15 09:01:44 localhost kernel: Type: Direct-Access > A > NSI SCSI revision: 02 > Oct 15 09:01:44 localhost kernel: USB Mass Storage support registered. > > > > And here is what /proc looks like > > $ more /proc/scsi/scsi > > Attached devices: > Host: scsi0 Channel: 00 Id: 00 Lun: 00 > Vendor: General Model: Flash Disk Drive Rev: 2.05 > Type: Direct-Access ANSI SCSI revision: 02 > > $ more /proc/scsi/usb-storage-0/0 > > Host scsi0: usb-storage > Vendor: EZ > Product: USB Mass Storage Flash Card Rea > Serial Number: 9876543210ABCDEF > Protocol: Transparent SCSI > Transport: Bulk > GUID: 209821049876543210abcdef > Attached: 1 > > > > Things do not run as smoothly from here on. > > $ mount -t vfat /dev/sda1 /mnt/flash/ > mount: /dev/sda1 is not a valid block device > > > The following lines are added to /var/log/messages > Oct 15 09:06:17 localhost kernel: Attached scsi removable disk sda at > scsi0, channel 0, id 0, lun 0 > Oct 15 09:06:17 localhost kernel: usb-uhci.c: interrupt, status 3, > frame# 1180 > Oct 15 09:06:17 localhost kernel: usb-uhci.c: interrupt, status 3, > frame# 1194 > Oct 15 09:06:17 localhost kernel: usb-uhci.c: interrupt, status 3, > frame# 1208 > Oct 15 09:06:17 localhost kernel: sda : READ CAPACITY failed. > Oct 15 09:06:17 localhost kernel: sda : status = 1, message = 00, host = > 0, driver = 08 > Oct 15 09:06:17 localhost kernel: sda : extended sense code = 2 > Oct 15 09:06:17 localhost kernel: sda : block size assumed to be 512 > bytes, disk size 1GB. > Oct 15 09:06:17 localhost kernel: sda: I/O error: dev 08:00, sector 0 > Oct 15 09:06:17 localhost kernel: unable to read partition table > Oct 15 09:06:17 localhost kernel: usb-uhci.c: interrupt, status 3, > frame# 1296 > Oct 15 09:06:17 localhost kernel: usb-uhci.c: interrupt, status 3, > frame# 1310 > Oct 15 09:06:17 localhost kernel: usb-uhci.c: interrupt, status 3, > frame# 1324 > Oct 15 09:06:17 localhost kernel: sda : READ CAPACITY failed. > Oct 15 09:06:17 localhost kernel: sda : status = 1, message = 00, host = > 0, driver = 08 > Oct 15 09:06:17 localhost kernel: sda : extended sense code = 2 > Oct 15 09:06:17 localhost kernel: sda : block size assumed to be 512 > bytes, disk size 1GB. > Oct 15 09:06:17 localhost kernel: sda: Write Protect is off > Oct 15 09:06:17 localhost kernel: sda: I/O error: dev 08:00, sector 0 > Oct 15 09:06:17 localhost kernel: unable to read partition table > > > Am I doing something wrong? > Is there any other information that would be useful? > > Any help would be very much appreciated. > > > Thanks > Robert Valkenburg > > > > > > > ------------------------------------------------------- > This sf.net email is sponsored by:ThinkGeek > Welcome to geek heaven. > http://thinkgeek.com/sf > _______________________________________________ > [EMAIL PROTECTED] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-users > -- /------------------------------------+-------------------------\ |Stephen J. 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