Re: [PATCH net] cadence: force nonlinear buffers to be cloned

2020-10-29 Thread Jakub Kicinski
On Wed, 28 Oct 2020 14:17:36 + Mark Deneen wrote: > In my test setup, I had a SAMA5D27 device configured with ip forwarding, and > second device with usb ethernet (r8152) sending ICMP packets.  If the packet > was larger than about 220 bytes, the SAMA5 device would "oops" with the > following t

[PATCH net] cadence: force nonlinear buffers to be cloned

2020-10-28 Thread Mark Deneen
In my test setup, I had a SAMA5D27 device configured with ip forwarding, and second device with usb ethernet (r8152) sending ICMP packets.  If the packet was larger than about 220 bytes, the SAMA5 device would "oops" with the following trace: kernel BUG at net/core/skbuff.c:1863! Internal error: O