On Sat, Feb 15, 2020 at 02:36:47PM +0900, Boris ARZUR wrote:
> Hi Guenter,
> 
> >> The first time around I was 0/ changing fonts 1/ trimming the dump message
> >> in the kernel 2/ filming my screen. That's not practical at all...
> Mmm, pstore does seem to work on my machine. CHROME_PSTORE is not available
> to me because I'm not on x86, I just enabled the rest and nothing pops up
> in /sys/fs/pstore...
> 
> So I took pictures (OCR did not help):
> - https://funyu.konbu.org/pQUF2P08etcpVxuKZ0A720%2b0/IMG_20200215_134343.jpg.webp
>   is a stack trace for your earlier patch "min_t", in
>   https://www.spinics.net/lists/linux-usb/msg191019.html ;
> - https://funyu.konbu.org/pQUF2P08etcpVxuKZ0A720%2b0/IMG_20200215_135816.jpg.webp
>   is a stack trace for your later patch "container_of", in
>   https://www.spinics.net/lists/linux-usb/msg191074.html .
> 
> Both patches crash (without even loading the machine), but "container_of" is
> a bit more resilient.
> 

Yes, those patches didn't address the core problem. Can you test with the
attached two patches ?

Thanks,
Guenter