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SubjectRe: general protection fault in open_rio
On Tue, Sep 24, 2019 at 4:33 PM Alan Stern <stern@rowland.harvard.edu> wrote:
>
> On Tue, 24 Sep 2019, Andrey Konovalov wrote:
>
> > On Tue, Sep 24, 2019 at 4:19 PM syzbot
> > <syzbot+dbd38fbb686a9681143a@syzkaller.appspotmail.com> wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following crash on:
> > >
> > > HEAD commit: d9e63adc usb-fuzzer: main usb gadget fuzzer driver
> > > git tree: https://github.com/google/kasan.git usb-fuzzer
> > > console output: https://syzkaller.appspot.com/x/log.txt?x=1602b303600000
> > > kernel config: https://syzkaller.appspot.com/x/.config?x=f4fa60e981ee8e6a
> > > dashboard link: https://syzkaller.appspot.com/bug?extid=dbd38fbb686a9681143a
> > > compiler: gcc (GCC) 9.0.0 20181231 (experimental)
> > >
> > > Unfortunately, I don't have any reproducer for this crash yet.
> > >
> > > IMPORTANT: if you fix the bug, please add the following tag to the commit:
> > > Reported-by: syzbot+dbd38fbb686a9681143a@syzkaller.appspotmail.com
>
> > Most probably the same bug:
> >
> > https://syzkaller.appspot.com/bug?extid=745b0dff8028f9488eba
> >
> > #syz dup: KASAN: invalid-free in disconnect_rio (2)
>
> Even more to the point, a patch was recently posted to the mailing list
> to remove the rio500 driver entirely:
>
> https://marc.info/?l=linux-usb&m=156925553004947&w=2

OK, I'll use this commit to mark the remaining rio500 reports once
it's upstream. Thanks!

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