Re: KERNEL: assertion (!sk->sk_forward_alloc) failed

["Miquel van Smoorenburg" <miquels@cistron.nl>]

In article <20051128123601.GA32346@king.bitgnome.net>,
Mark Nipper  <nipsy@bitgnome.net> wrote:
>        I received the following in my system logs recently:
>---
>Nov 27 22:56:20 king kernel: KERNEL: assertion (!sk->sk_forward_alloc)
>failed at net/core/stream.c (279)
>Nov 27 22:56:20 king kernel: KERNEL: assertion (!sk->sk_forward_alloc)
>failed at net/ipv4/af_inet.c (151)
>
>        All I could find related to this was some potential bugs
>mentioned in 2.6.9 and in particular with relation to TSO.
>However, I'm running a vanilla 2.6.13.4 at the moment.  But, I do
>have an e1000 and checking ethtool does show TSO on.

I'm seeing the same on 2.6.14.2, also with e1000. It wasn't there on
2.6.11.12 which I was running previously.

# dmesg | tail -4
KERNEL: assertion (!sk->sk_forward_alloc) failed at net/core/stream.c (279)
KERNEL: assertion (!sk->sk_forward_alloc) failed at net/ipv4/af_inet.c (148)
KERNEL: assertion (!sk->sk_forward_alloc) failed at net/core/stream.c (279)
KERNEL: assertion (!sk->sk_forward_alloc) failed at net/ipv4/af_inet.c (148)

# ethtool -k eth0
Offload parameters for eth0:
rx-checksumming: on
tx-checksumming: on
scatter-gather: on
tcp segmentation offload: on

Mike.

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