Re: [BUG] drivers/usb: NULL pointer dereference in stub_recv_cmd_submit()

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Sat, Sep 12, 2026 at 02:06:13AM +0000, co wrote:
> This is a bug report, not a patch submission. See
> https://bugs.sh/reporting.html
> 
> We found a bug reachable in:
> 
>     path    drivers/usb/usbip
>     crash   NULL pointer dereference in stub_recv_cmd_submit()
>     commit  2f1baf1fc892 ("Merge tag 'trace-v7.2-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace")
> 
> Config, environment, the sanitizer report and a C reproducer follow.
> 
> == Notes ===============================================================
>     If you fix this bug, this tag credits the report and lets us
>     close it on our side:
> 
> Reported-by: co+66c3f58096d0bde8@bugs.sh
> 
>     Everything in this mail is validated by the reproducer below.
> 
>     We also hold an unreviewed LLM-generated analysis and candidate
>     patch. The same reproducer panics the unpatched kernel and runs
>     clean with that patch applied. Use it as a starting point, or ignore
>     it and write your own:
> 
>         patch.diff  https://bugs.sh/b/66c3f58096d0bde8/patch.diff

Please just submit patches like normal, in a format that can be applied,
and do not make us go to random links to attempt to get any information.
That's not how kernel development works at all.

thanks,

greg k-h