From: Lennert Buytenhek <buytenh@wantstofly.org>
To: "YOSHIFUJI Hideaki / ?$B5HF#1QL@" <yoshfuji@linux-ipv6.org>
Cc: jgarzik@pobox.com, netdev@oss.sgi.com
Subject: Re: BUG: dst underflow (again)
Date: Fri, 22 Oct 2004 09:59:47 +0200 [thread overview]
Message-ID: <20041022075947.GA15795@xi.wantstofly.org> (raw)
In-Reply-To: <20041022.155159.98771450.yoshfuji@linux-ipv6.org>
On Fri, Oct 22, 2004 at 03:51:59PM +0900, YOSHIFUJI Hideaki / ?$B5HF#1QL@ wrote:
> > As requested, I updated my kernel to see if the "BUG: dst underflow..."
> > messages disappeared. Alas, they didn't. dmesg and .config from
> > 2.6.9-final attached.
>
> Okay, thanks, but hmm...
> (We haven't met this issue... I really want to know tow to reproduce...)
FWIW, I'm seeing loads of these on the kernel that comes with Fedora
Core 2, also in the ipv6.ko module. I have 6to4 enabled, if that matters
anything.
% dmesg | grep BUG | sort | uniq
BUG: dst underflow -1: 3bcf9a80 at 42350024
BUG: dst underflow 0: 3bcf9a80 at 423486d2
BUG: dst underflow 0: 3bcf9a80 at 4235823d
% cat /sys/module/ipv6/sections/.text
0x42345000
0x42350024 - 0x42345000 = 0xb024, corresponds to:
0000affa <ip6_dst_check>
0x423486d2 - 0x42345000 = 0x36d2, corresponds to:
0000339d <ip6_push_pending_frames>
0x4235823d - 0x42345000 = 0x1323d, corresponds to:
00012c0d <udpv6_sendmsg> (god, that's one big function btw)
--L
next prev parent reply other threads:[~2004-10-22 7:59 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-22 6:39 BUG: dst underflow (again) Jeff Garzik
2004-10-22 6:51 ` YOSHIFUJI Hideaki / 吉藤英明
2004-10-22 7:59 ` Lennert Buytenhek [this message]
2004-11-04 14:15 ` jamal
2004-11-05 6:18 ` David S. Miller
2004-11-05 6:53 ` YOSHIFUJI Hideaki / 吉藤英明
2004-11-05 7:16 ` David S. Miller
2004-11-05 7:44 ` YOSHIFUJI Hideaki / 吉藤英明
2004-11-05 7:05 ` Jeff Garzik
2004-11-05 7:14 ` David S. Miller
2004-11-05 7:34 ` Jeff Garzik
2004-11-05 7:38 ` Jeff Garzik
2004-11-05 9:13 ` Lennert Buytenhek
2004-11-05 9:14 ` Lennert Buytenhek
2004-11-05 9:42 ` Arnaldo Carvalho de Melo
[not found] ` <20041105101513.GA28779@xi.wantstofly.org>
2004-11-06 0:23 ` David S. Miller
2004-11-06 1:53 ` Herbert Xu
2004-11-06 9:02 ` Lennert Buytenhek
2004-11-06 8:17 ` Arnaldo Carvalho de Melo
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