Date: Fri, 6 May 2005 00:00:14 +0200 (CEST) From: usbcrash@oldach.net (Helge Oldach) To: julian@elischer.org (Julian Elischer) Cc: usb@freebsd.org Subject: Re: recent USB MFCs cause panics Message-ID: <200505052200.j45M0ET8001019@sep.oldach.net> In-Reply-To: <427A8EF3.70003@elischer.org> from Julian Elischer at "May 5, 2005 2:24: 3 pm"
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Julian Elischer:
> in usb_port.h
> comment out line 425 (as below)
>
> 422
> 423 #define config_detach(dev, flag) \
> 424 do { \
> 425 /* device_detach(dev); */ \
> 426 free(device_get_ivars(dev), M_USB); \
> 427 device_delete_child(device_get_parent(dev), dev); \
> 428 } while (0);
> 429
>
OK. Upon inserting and detaching a flash diesk I get:
umass0: USB Flash Disk, rev 2.00/2.00, addr 5
umass0: USB Flash Disk, rev 2.00/2.00, addr 5
umass0: BBB reset failed, STALLED
umass0: BBB bulk-in clear stall failed, STALLED
umass0: BBB bulk-out clear stall failed, STALLED
umass0: BBB reset failed, STALLED
umass0: BBB bulk-in clear stall failed, STALLED
umass0: BBB bulk-out clear stall failed, STALLED
umass0: BBB reset failed, STALLED
umass0: BBB bulk-in clear stall failed, STALLED
umass0: BBB bulk-out clear stall failed, STALLED
umass0: BBB reset failed, STALLED
umass0: BBB bulk-in clear stall failed, STALLED
umass0: BBB bulk-out clear stall failed, STALLED
umass0: BBB reset failed, STALLED
umass0: BBB bulk-in clear stall failed, STALLED
umass0: BBB bulk-out clear stall failed, STALLED
umass0: at uhub1 port 2 (addr 5) disconnected
umass0: detached
Now insert it again, for the second attempt:
umass0: USB Flash Disk, rev 2.00/2.00, addr 5
umass0: USB Flash Disk, rev 2.00/2.00, addr 5
umass0: BBB reset failed, STALLED
umass0: BBB bulk-in clear stall failed, STALLED
umass0: BBB bulk-out clear stall failed, STALLED
umass0: BBB reset failed, STALLED
umass0: BBB bulk-in clear stall failed, STALLED
umass0: at uhub1 port 2 (addr 5) disconnected
umass0: detached
: BBB bulk-out clear stall failed, CANCELLED
umass-sim:1:0:0:func_code 0x0901: Invalid target (target needed)
umass-sim:1:0:0:func_code 0x0901: Invalid target (target needed)
umass-sim:1:0:0:func_code 0x0901: Invalid target (target needed)
panic: : Unknown state 0
syncing disks...
done
Uptime: 1m45s
Automatic reboot in 15 seconds - press a key on the console to abort
--> Press a key on the console to reboot,
--> or switch off the system now.
Rebooting...
Helge
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