RE: [syzbot] WARNING in rtl8152_probe

From: Hayes Wang
Date: Thu May 13 2021 - 22:58:27 EST


Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
> Sent: Thursday, May 13, 2021 10:26 PM
[...]
> Syzbot doesn't test real devices. It tests emulations, and the emulated
> devices usually behave very strangely and in very peculiar and
> unexpected ways, so as to trigger bugs in the kernel. That's why the
> USB devices you see in syzbot logs usually have bizarre descriptors.

Do you mean I have to debug for a device which doesn't exist?
I don't understand why I must consider a fake device
which provide unexpected USB descriptor deliberately?

Best Regards,
Hayes