linux-kernel - Re: PROBLEM: writting files

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Date:	Fri, 19 Jan 2007 14:32:49 +0200 (EET)
From:	"Condor" <condor@...-bg.com>
To:	"OGAWA Hirofumi" <hirofumi@...l.parknet.co.jp>
Cc:	"Kasper Sandberg" <lkml@...anurb.dk>, linux-kernel@...r.kernel.org
Subject: Re: PROBLEM: writting files > 100 MB in FAT32


> "Condor" <condor@...-bg.com> writes:
>
>> I no longer can make tests because i remove my fat32 from my usb stick
>> and
>> i put it in to FAT16 and i make the exact tests and file is worked but
>> on
>> fat16 not in fat32. I just report the problem, to be investigate from
>> kernel developers.
>
> Could you send the log of kernel? I'd like to see what the fat driver
> said.
> And if you still have the log of dosfsck, please it too.
> --
> OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
>

>From debug log:
Jan 16 14:56:13 elrond kernel: usb-storage: device found at 4
Jan 16 14:56:13 elrond kernel: usb-storage: waiting for device to settle
before scanning
Jan 16 14:56:18 elrond kernel: sda: Mode Sense: 00 00 00 00
Jan 16 14:56:18 elrond kernel: sda: Mode Sense: 00 00 00 00
Jan 16 14:56:18 elrond kernel: usb-storage: device scan complete

>From syslog:
Jan 16 14:56:18 elrond kernel: sda: assuming drive cache: write through
Jan 16 14:56:40 elrond kernel: FAT: Filesystem panic (dev sda1)
Jan 16 14:56:40 elrond kernel:     invalid access to FAT (entry 0x0fffcf03)
Jan 16 14:56:40 elrond kernel:     File system has been set read-only

Here are from message log:

an 16 14:13:55 elrond kernel: usb 2-1: new full speed USB device using
uhci_hcd and address 3
Jan 16 14:13:55 elrond kernel: usb 2-1: configuration #1 chosen from 1 choice
Jan 16 14:13:56 elrond kernel: Initializing USB Mass Storage driver...
Jan 16 14:13:56 elrond kernel: scsi0 : SCSI emulation for USB Mass Storage
devices
Jan 16 14:13:56 elrond kernel: usbcore: registered new interface driver
usb-storage
Jan 16 14:13:56 elrond kernel: USB Mass Storage support registered.
Jan 16 14:14:01 elrond kernel: scsi 0:0:0:0: Direct-Access     USB 2.0 
Flash Disk       0.00 PQ: 0 ANSI: 2
Jan 16 14:14:01 elrond kernel: SCSI device sda: 8060927 512-byte hdwr
sectors (4127 MB)
Jan 16 14:14:01 elrond kernel: sda: Write Protect is off
Jan 16 14:14:01 elrond kernel: SCSI device sda: 8060927 512-byte hdwr
sectors (4127 MB)
Jan 16 14:14:01 elrond kernel: sda: Write Protect is off
Jan 16 14:14:01 elrond kernel:  sda: sda1 sda2
Jan 16 14:14:01 elrond kernel: sd 0:0:0:0: Attached scsi removable disk sda
Jan 16 14:14:01 elrond kernel: sd 0:0:0:0: Attached scsi generic sg0 type 0
Jan 16 14:28:22 elrond -- MARK --
Jan 16 14:37:52 elrond kernel: usb 2-1: USB disconnect, address 3
Jan 16 14:48:22 elrond -- MARK --
Jan 16 14:56:13 elrond kernel: usb 2-1: new full speed USB device using
uhci_hcd and address 4
Jan 16 14:56:13 elrond kernel: usb 2-1: configuration #1 chosen from 1 choice
Jan 16 14:56:13 elrond kernel: scsi1 : SCSI emulation for USB Mass Storage
devices
Jan 16 14:56:18 elrond kernel: scsi 1:0:0:0: Direct-Access     USB 2.0 
Flash Disk       0.00 PQ: 0 ANSI: 2
Jan 16 14:56:18 elrond kernel: SCSI device sda: 8060927 512-byte hdwr
sectors (4127 MB)
Jan 16 14:56:18 elrond kernel: sda: Write Protect is off
Jan 16 14:56:18 elrond kernel: SCSI device sda: 8060927 512-byte hdwr
sectors (4127 MB)
Jan 16 14:56:18 elrond kernel: sda: Write Protect is off
Jan 16 14:56:18 elrond kernel:  sda: sda1 sda2
Jan 16 14:56:18 elrond kernel: sd 1:0:0:0: Attached scsi removable disk sda
Jan 16 14:56:18 elrond kernel: sd 1:0:0:0: Attached scsi generic sg0 type 0
Jan 16 14:58:14 elrond kernel: usb 2-1: USB disconnect, address 4
Jan 16 14:59:48 elrond /usr/sbin/gpm[1216]: *** info [mice.c(1766)]:
Jan 16 14:59:48 elrond /usr/sbin/gpm[1216]: imps2: Auto-detected
intellimouse PS/2
Jan 16 15:28:22 elrond -- MARK --
Jan 16 15:32:04 elrond kernel: usb 2-1: new full speed USB device using
uhci_hcd and address 5
Jan 16 15:32:04 elrond kernel: usb 2-1: configuration #1 chosen from 1 choice
Jan 16 15:32:04 elrond kernel: scsi2 : SCSI emulation for USB Mass Storage
devices
Jan 16 15:32:09 elrond kernel: scsi 2:0:0:0: Direct-Access     USB 2.0 
Flash Disk       0.00 PQ: 0 ANSI: 2
Jan 16 15:32:09 elrond kernel: SCSI device sda: 8060927 512-byte hdwr
sectors (4127 MB)
Jan 16 15:32:09 elrond kernel: sda: Write Protect is off
Jan 16 15:32:09 elrond kernel: SCSI device sda: 8060927 512-byte hdwr
sectors (4127 MB)
Jan 16 15:32:09 elrond kernel: sda: Write Protect is off
Jan 16 15:32:09 elrond kernel:  sda: sda1 sda2
Jan 16 15:32:09 elrond kernel: sd 2:0:0:0: Attached scsi removable disk sda
Jan 16 15:32:09 elrond kernel: sd 2:0:0:0: Attached scsi generic sg0 type 0
Jan 16 15:39:16 elrond kernel: usb 2-1: reset full speed USB device using
uhci_hcd and address 5
Jan 16 15:50:24 elrond kernel: usb 2-1: USB disconnect, address 5


These are the logs that i have. I hope that this can help you.

Regards,
Condor

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