Re: How to reproduce the BUG general protection fault in hci_uart_tty_ioctl?

From: Yu Hao
Date: Wed Jun 28 2023 - 21:59:09 EST


Hi Weiteng,

Could you give more info about the bug, e.g., kernel configuration,
qemu arguments.

Thanks.
Yu Hao
Ph.D. student
Department of Computer Science & Engineering
University of California, Riverside

On Wed, Jun 28, 2023 at 8:02 AM joeyli <jlee@xxxxxxxx> wrote:
>
> Hi Yu Hao,
>
> I am looking at your "BUG: general protection fault in hci_uart_tty_ioctl":
>
> https://lore.kernel.org/all/CA+UBctC3p49aTgzbVgkSZ2+TQcqq4fPDO7yZitFT5uBPDeCO2g@xxxxxxxxxxxxxx/
>
> I am trying the C reproducer in your URL, but it is not success yet:
> https://gist.github.com/ZHYfeng/a3e3ff2bdfea5ed5de5475f0b54d55cb
>
> I am using v6.2 mainline kernel to run the C reproducer.
>
> Could you please provide suggestions for how to reproduce this issue?
> And what is your qemu environment for reproducing issue?
>
> Thanks a lot!
> Joey Lee