Re: Bug in virtio-net

From: Shawn Webb <lattera_at_gmail.com>
Date: Tue, 9 Dec 2014 12:42:49 -0500
On Tue, Dec 9, 2014 at 12:40 PM, Peter Grehan <grehan_at_freebsd.org> wrote:

> Hi Shawn,
>
>  ​I doubt this has anything to do with vtnet. My guess is that
>>> netisr_proto[NETISR_ETHER].np_handler(m) is ​NULL for some reason. Do
>>> you have a dump?
>>>
>>
>> core.txt is attached. I've also uploaded it to the link below in case
>> the attachment is scrubbed.
>>
>> http://0xfeedface.org/~shawn/2014-12-08_2028_core.txt
>>
>
>  Is the core dump available ?
>
>  As Bryan mentioned, this is a NULL function pointer deref and not a data
> access so is possibly related to corruption of data structures rather than
> a bug in the virtio driver. The core dump would be able to point to what
> went wrong.
>
> later,
>
> Peter.
>
>
Gotcha. I'll see if I can upload it to Google Drive or somewhere. It's
1.6GB in size. I'm assuming just like any other core dump, they can contain
sensitive info. I'll ping you both directly with the link when it's
uploaded. Please keep sharing it to a minimum.

Thanks,

Shawn
Received on Tue Dec 09 2014 - 16:42:51 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:40:54 UTC