Hi, On Tue, Jan 22, 2013 at 10:52:41AM +0900, Norbert Preining wrote: > Hi Felipe, hi all, > > On Mo, 21 Jan 2013, Felipe Balbi wrote: > > Can you try rebuilding your kernel with CONFIG_USB_DEBUG=y and run your > > test again ? Maybe it gives us more information of what's going on. > > Ok, I can reliably reproduce the problem as follows: > * connect the kindle, it goes into usb disk mode > * !!! important !!! use the temporary gnome3 dbus window to "Eject" > the device > after that the device is not really ejected > * use "eject /dev/sdb" > after this the device is actually ejected > * unplug and replug > here the usb system does not recognize the device anymore, and > does not react on any usb connections > * call lsusb -v gets it back to normal > * repeat the above > > I have collected the syslog output of one of the cycles starting from > lsusb -v to get back to normal, plugging, ejecting with dbus window, > eject with cmd line, plug/replug without effect, etc. > > The log can be found at > http://www.preining.info/usb-syslog-prob.txt > I have documented the steps *in* the log file by calling > logger .... > with the appropriate steps, so please seach for > norbert: > which will give you the comments I have written with logger and > the sequence of actions. > > Hope that helps, and let me know if you want/need more details. I need to see what happens before the problem shows up. Your log starts after the problem has already triggered. -- balbi
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