From: Christopher Chan <cchan@outblaze.com>
To: netdev@oss.sgi.com
Cc: Christopher Chan <cchan@outblaze.com>, ganesh.venkatesan@intel.com
Subject: Re: linux 2.6.9 still having network code problems
Date: Thu, 04 Nov 2004 09:08:28 +0800 [thread overview]
Message-ID: <4189810C.4080302@outblaze.com> (raw)
In-Reply-To: <4187478A.1040002@outblaze.com>
Christopher Chan wrote:
>
>>> Previously with 2.6.7 I had to use this values in sysctl to be able
>>> to continue to access the box:
>>>
>>> net.ipv4.tcp_max_syn_backlog = 2048
>>> net.ipv4.route.gc_thresh = 65536
>>> net.ipv4.route.max_size = 1048576
>>> Nov 1 03:16:00 spf5-3 kernel: Out of Memory: Killed process 21861
>>> (smtpd).
>>> Nov 1 03:16:00 spf5-3 kernel: KERNEL: assertion (flags & MSG_PEEK)
>>> failed at net/ipv4/tcp.c (1284)
>>> Nov 1 03:16:00 spf5-3 kernel: recvmsg bug: copied 1E619F78 seq 1E61A378
>>> Nov 1 03:16:00 spf5-3 kernel: KERNEL: assertion (flags & MSG_PEEK)
>>> failed at net/ipv4/tcp.c (1284)
>>> Nov 1 03:16:00 spf5-3 kernel: recvmsg bug: copied 1E619F78 seq 1E61A378
>>> Nov 1 03:16:00 spf5-3 kernel: KERNEL: assertion (tp->copied_seq ==
>>> tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed at
>>> net/ipv4/tcp.c (1348)
>>> Nov 1 03:16:00 spf5-3 kernel: KERNEL: assertion (flags & MSG_PEEK)
>>> failed at net/ipv4/tcp.c (1284)
>>> Nov 1 03:16:00 spf5-3 kernel: recvmsg bug: copied 1E619F78 seq 1E61A378
>>> Nov 1 03:16:00 spf5-3 kernel: KERNEL: assertion (tp->copied_seq ==
>>> tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed at
>>> net/ipv4/tcp.c (1348)
>>> Nov 1 03:16:00 spf5-3 kernel: KERNEL: assertion (flags & MSG_PEEK)
>>> failed at net/ipv4/tcp.c (1284)
>>> Nov 1 03:16:00 spf5-3 kernel: recvmsg bug: copied 1E619F78 seq 1E61A378
>>> Nov 1 03:16:00 spf5-3 kernel: KERNEL: assertion (tp->copied_seq ==
>>> tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed at
>>> net/ipv4/tcp.c (1348)
>>
>>
>>
>> This is a networking bug.
>>
>
> Yes...it's the same one that won't allow me to use the e100 driver with
> NAPI enabled with or without them sysctl tweaks and the same one that
> forces me to use the tweaks without NAPI enabled for the e100 driver.
>
> With NAPI enabled, I see the problem when under pressure.
>
> FYI, the 2.6.9 kernel is running with NAPI enabled.
>
2.6.9 kernel with NAPI enabled and sysctl tweaks listed at the top of
mail still triggers network code problems:
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:46:45 spf0 kernel: KERNEL: assertion (tp->copied_seq ==
tp->rcv_nxt || (flags & (MSG_PEEK | MSG_TRUNC))) failed a
t net/ipv4/tcp.c (1348)
Nov 3 10:47:56 spf0 kernel: kb)->end_seq)) failed at net/ipv4/tcp.c (1061)
Nov 3 10:47:56 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:47:56 spf0 kernel: KERNEL: assertion (!skb ||
before(tp->copied_seq, TCP_SKB_CB(skb)->end_seq)) failed at net/ipv
4/tcp.c (1061)
......................................
Nov 3 10:47:59 spf0 kernel: printk: 156 messages suppressed.
Nov 3 10:47:59 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:47:59 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:47:59 spf0 kernel: KERNEL: assertion (!skb ||
before(tp->copied_seq, TCP_SKB_CB(skb)->end_seq)) failed at net/ipv
4/tcp.c (1061)
Nov 3 10:47:59 spf0 kernel: printk: 106 messages suppressed.
Nov 3 10:47:59 spf0 kernel: printk: 121 messages suppressed.
Nov 3 10:47:59 spf0 kernel: printk: 222 messages suppressed.
Nov 3 10:47:59 spf0 kernel: printk: 151 messages suppressed.
Nov 3 10:47:59 spf0 kernel: KERNEL: assertion (flags & MSG_PEEK) failed
at net/ipv4/tcp.c (1284)
Nov 3 10:47:59 spf0 kernel: recvmsg bug: copied D51512C9 seq D51512FA
Nov 3 10:47:59 spf0 kernel: printk: 163 messages suppressed.
Nov 3 10:48:04 spf0 kernel: printk: 216 messages suppressed.
apparent recovery...
Nov 3 11:15:44 spf0 kernel: printk: 15 messages suppressed.
Nov 3 11:23:42 spf0 kernel: printk: 61 messages suppressed.
Box is gone...
Please continue to keep available the NAPI disable/enable option in the
e100 driver.
prev parent reply other threads:[~2004-11-04 1:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-02 8:14 linux 2.6.9 still having network code problems Christopher Chan
2004-11-02 9:19 ` Andrew Morton
2004-11-02 8:38 ` Christopher Chan
2004-11-02 9:41 ` Andrew Morton
2004-11-04 1:08 ` Christopher Chan [this message]
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