Kodak USB flash reader causes freezes, panics
brooks at one-eyed-alien.net
Mon Apr 11 16:01:09 PDT 2005
On Mon, Apr 11, 2005 at 05:24:15PM -0400, Tim Howe wrote:
> I'm not sure if this should go here or to -bugs, but the other
> USB-related reports put me in good company, I'm hoping...
> I'm having a problem with a Kodak USB flash reader. "camcontrol
> inquiry" gives me:
> pass0: <Kodak CF/SD/MMC/SM 0108> Removable Direct Access SCSI-0 device
> pass0: Serial Number
> pass0: 1.000MB/s transfers
> The device has printed on it:
> Kodak Multi-Card Reader CE2A012
> KP P/N 7E3771
> ITEM# 20209416
> P/N 680-070-563
> Reproducibly, if I begin copying data to a Lexar 256MB CF card (P/N
> 2250, Rev. A), it works for a while, then freezes the system. The first
> time this happened it was when trying to unmount the filesystem. The
> second time was in the midst of copying data. Both times the system was
> completely frozen; not even the keyboard LEDs toggled. Strangely, I
> could connect on the SSH and FTP ports, but received no welcome banner.
> The third time I modified the script I was using to copy my files to
> sync and sleep after each file. This time the system seemed to freeze,
> then lurch through handling several interrupts (mouse pointer moved and
> a menu popped up from right-clicking), then froze again. Initially
> connecting to the SSH port brought up the banner after a very long
> delay, but an attempt to reproduce this was unsuccessful, and I was
> unable to actually SSH in.
> Mounting the filesystem synchronously doesn't seem to help. The first
> time it worked, but then when I unmounted and remounted it and copied
> some more files it froze midway through.
> I'm running FreeBSD 5.3:
> FreeBSD beaker.data-secure.net 5.3-RELEASE-p8 FreeBSD 5.3-RELEASE-p8 #1: Mon Apr 11 15:20:08 EDT 2005 root at beaker.data-secure.net:/usr/obj/usr/src/sys/GENERIC i386
> I will be fairly busy for the next few days but later this week I should
> be able to try out patches or set up a machine running a more
> cutting-edge source tree, if necessary. I've got FreeBSD 5.4-RC2
> building today, actually; is it likely that this will solve my problem?
It is quite likely that 5.4 fixed your problem. Not certain, of course,
but many problems have been fixed recently.
Any statement of the form "X is the one, true Y" is FALSE.
PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4
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