From: anton.iva...@cambridgegreys.com
Date: Mon, 24 Feb 2020 13:25:50 +
> From: Anton Ivanov
>
> Some of the locally generated frames marked as GSO which
> arrive at virtio_net_hdr_from_skb() have no GSO_TYPE, no
> fragments (data_len = 0) and length significantly shorter
> than the MTU (752
On 25/02/2020 16:26, Willem de Bruijn wrote:
An skb_dump() + dump_stack() when the packet socket gets such a
packet may point us to the root cause and fix that.
We tried dump stack, it was not informative - it was just the recvmmsg
call stack coming from the UML until it hits the relevant recv
> An skb_dump() + dump_stack() when the packet socket gets such a
> packet may point us to the root cause and fix that.
> >>>
> >>> We tried dump stack, it was not informative - it was just the recvmmsg
> >>> call stack coming from the UML until it hits the relevant recv bit in
> >>> af_p
On 25/02/2020 07:48, Anton Ivanov wrote:
On 24/02/2020 22:22, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 4:00 PM Anton Ivanov
wrote:
On 24/02/2020 20:20, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 2:55 PM Anton Ivanov
wrote:
On 24/02/2020 19:27, Willem de Bruijn wrote:
On Mo
On 24/02/2020 22:22, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 4:00 PM Anton Ivanov
wrote:
On 24/02/2020 20:20, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 2:55 PM Anton Ivanov
wrote:
On 24/02/2020 19:27, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 8:26 AM wrote:
From: A
On 25/02/2020 04:02, Jason Wang wrote:
On 2020/2/25 上午6:22, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 4:00 PM Anton Ivanov
wrote:
On 24/02/2020 20:20, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 2:55 PM Anton Ivanov
wrote:
On 24/02/2020 19:27, Willem de Bruijn wrote:
On Mon, F
On 2020/2/25 上午6:22, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 4:00 PM Anton Ivanov
wrote:
On 24/02/2020 20:20, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 2:55 PM Anton Ivanov
wrote:
On 24/02/2020 19:27, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 8:26 AM wrote:
From: Anto
On Mon, Feb 24, 2020 at 4:00 PM Anton Ivanov
wrote:
>
> On 24/02/2020 20:20, Willem de Bruijn wrote:
> > On Mon, Feb 24, 2020 at 2:55 PM Anton Ivanov
> > wrote:
> >> On 24/02/2020 19:27, Willem de Bruijn wrote:
> >>> On Mon, Feb 24, 2020 at 8:26 AM wrote:
> From: Anton Ivanov
>
>
On 24/02/2020 20:20, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 2:55 PM Anton Ivanov
wrote:
On 24/02/2020 19:27, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 8:26 AM wrote:
From: Anton Ivanov
Some of the locally generated frames marked as GSO which
arrive at virtio_net_hdr_from_skb
On Mon, Feb 24, 2020 at 2:55 PM Anton Ivanov
wrote:
>
> On 24/02/2020 19:27, Willem de Bruijn wrote:
> > On Mon, Feb 24, 2020 at 8:26 AM wrote:
> >>
> >> From: Anton Ivanov
> >>
> >> Some of the locally generated frames marked as GSO which
> >> arrive at virtio_net_hdr_from_skb() have no GSO_TYP
On 24/02/2020 19:27, Willem de Bruijn wrote:
On Mon, Feb 24, 2020 at 8:26 AM wrote:
From: Anton Ivanov
Some of the locally generated frames marked as GSO which
arrive at virtio_net_hdr_from_skb() have no GSO_TYPE, no
fragments (data_len = 0) and length significantly shorter
than the MTU (752
On Mon, Feb 24, 2020 at 8:26 AM wrote:
>
> From: Anton Ivanov
>
> Some of the locally generated frames marked as GSO which
> arrive at virtio_net_hdr_from_skb() have no GSO_TYPE, no
> fragments (data_len = 0) and length significantly shorter
> than the MTU (752 in my experiments).
Do we understa
On Mon, Feb 24, 2020 at 01:25:50PM +, anton.iva...@cambridgegreys.com wrote:
> From: Anton Ivanov
>
> Some of the locally generated frames marked as GSO which
> arrive at virtio_net_hdr_from_skb() have no GSO_TYPE, no
> fragments (data_len = 0) and length significantly shorter
> than the MTU
From: Anton Ivanov
Some of the locally generated frames marked as GSO which
arrive at virtio_net_hdr_from_skb() have no GSO_TYPE, no
fragments (data_len = 0) and length significantly shorter
than the MTU (752 in my experiments).
This is observed on raw sockets reading off vEth interfaces
in all
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