netdev - Re: [net] skbuff: Fix skb checksum flag on skb pull

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Message-ID: <CALnjE+q0=W2VzCKBqWXeWtfTFBgZUG5-RgvxcgeKXpCSSjT3kg@mail.gmail.com>
Date:	Mon, 28 Sep 2015 16:51:36 -0700
From:	Pravin Shelar <pshelar@...ira.com>
To:	1441061746-1492-1-git-send-email-pshelar@...ira.com
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: [net] skbuff: Fix skb checksum flag on skb pull

On Mon, Sep 28, 2015 at 2:46 AM, Andrew Vagin <avagin@...n.com> wrote:
> Hi,
>
> With this patch, I can't connect two local tcp ipv6 sockets.
>
> [root@...2-vm criu]# strace -e network python ipv6.py
> socket(PF_INET6, SOCK_STREAM, IPPROTO_IP) = 3
> bind(3, {sa_family=AF_INET6, sin6_port=htons(8976), inet_pton(AF_INET6, "::", &sin6_addr), sin6_flowinfo=0, sin6_scope_id=0}, 28) = 0
> listen(3, 1)                            = 0
> socket(PF_INET6, SOCK_STREAM, IPPROTO_IP) = 4
> connect(4, {sa_family=AF_INET6, sin6_port=htons(8976), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_flowinfo=0, sin6_scope_id=0}, 28) = -1 ETIMEDOUT (Connection timed out)
>
> [root@...2-vm criu]# cat ipv6.py
> import socket
>
> srv = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
> srv.bind(("::0", 8976))
> srv.listen(1)
> c = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
> c.connect(("::1", 8976))
>

Thanks for the bug report. I am working on fix. I will send it out soon.
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