lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-ID: <20100124013623.GA12335@gondor.apana.org.au> Date: Sun, 24 Jan 2010 14:36:23 +1300 From: Herbert Xu <herbert@...dor.apana.org.au> To: Ben Hutchings <ben@...adent.org.uk> Cc: anders@...insight.net, Jie.Yang@...eros.com, netdev@...r.kernel.org, 565404@...s.debian.org, Xiong.Huang@...eros.com Subject: Re: Bug#565404: linux-image-2.6.26-2-amd64: atl1e: TSO is broken Ben Hutchings <ben@...adent.org.uk> wrote: > > Based on the TCP sequence numbers, it seems that the length of the > broken packet is correct but its IP header is wrong. > > My understanding is that the length of the TCP payload in a GSO skb must > always be a multiple of the gso_size, so that hardware is not required > to adjust length fields. So I see several possible explanations: No, there is no such requirement. The trailer skb can be of any size less than or equal to gso_size. However, if the hardware assumed this then yes it would explain the problem. Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists