On Wed, Aug 17, 2016 at 09:05:34AM +0200, Greg KH wrote:
> On Wed, Aug 17, 2016 at 09:26:18AM +0300, Binyamin Sharet wrote:
> > Hi,
> >
> > On 08/16/2016 05:39 PM, Alan Stern wrote:
> > > On Tue, 16 Aug 2016, Binyamin Sharet wrote:
> > >
> > >> Kernel version: raspberrypi 4.4.6-v7+ #871
> > >> Driver source file: drivers/input/misc/ati_remote2.c
> > >> Umap2 command line: umap2vsscan -P <PHY> -s 0471:0602
> > >>
> > >> After connecting such a device, NULL pointer dereference in the kernel
> > >> and USB stops responding.
> > >>
> > >> Binyamin Sharet
> > >> Cisco, STARE-C
> > >>
> > >> << Attached: 0471_0602_dmesg.log >>
> > > This bug was fixed by commit 950336ba3e4a ("Input: ati_remote2 - fix
> > > crashes on detecting device with invalid descriptor") in the 4.6
> > > kernel. The commit was marked for inclusion in the stable kernel
> > > series, but it might not be included in 4.4.6.
> > >
> > > Alan Stern
> > >
> > I have retested this issue with ubuntu 16.04, using kernel 4.7-rc2
> > this is the version that I was asked to test with on another issue
> > and was not reproduced. In dmseg I got the message: "ati_remote need
> > 2 interfaces, found 1".
> >
> > I am not sure that it mean it was fixed, and I will need to retest it
> > with two interfaces, but I am not sure.
> >
> > Please let me know if I should be testing with a kernel version other
> > than 4.7-rc2, as I'm not familiar with the procedures.
>
> 4.7-rc2 is great, thanks for doing this.
Oops, sorry, I mean 4.8-rc2 is the latest. Just grab Linus's git tree,
that should be the best overall to test with, even when we get the
numbers mixed up :)
thanks,
greg k-h
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