netdev - Re: ax25 rose Re: kernel panic linux-2.6.27-rc7

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Date:	Sun, 05 Oct 2008 20:31:09 +0200
From:	"Bernard, f6bvp" <f6bvp@...e.fr>
To:	Jarek Poplawski <jarkao2@...il.com>
Cc:	Linux Netdev List <netdev@...r.kernel.org>,
	Ralf Baechle DL5RB <ralf@...ux-mips.org>,
	David Miller <davem@...emloft.net>
Subject: Re: ax25 rose Re: kernel panic linux-2.6.27-rc7

Here are a few interesting data captured via netconsole from
kernel-2.6.27-rc7 without af_netrom patch #4.

AX25_DBG: c4002338, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002008, 00000000, 1, 2, 0
AX25_DBG: c4002008, 00000000, 1, 2, 0
AX25_DBG: c4002998, 00000000, 1, 0, 0
AX25_DBG: c4002008, 00000000, 1, 1, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c4002338, 00000000, 1, 2, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c6410058, 00000000, 10, 2, 17
AX25_DBG: c67ecd28, 00000000, 3, 2, 240
AX25_DBG: c67ef160, c5189aa8, 6, 5, 0
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002008, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4002338, 00000000, 1, 2, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c4002338, 00000000, 1, 2, 0
AX25_DBG: c4002338, 00000000, 1, 2, 0
AX25_DBG: c6410058, 00000000, 10, 2, 17
AX25_DBG: c65b6738, 00000000, 3, 2, 240
AX25_DBG: c67eed48, c5186008, 6, 5, 0
AX25_DBG: c4002338, 00000000, 1, 2, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c6410058, 00000000, 10, 2, 17
AX25_DBG: c67ef160, 00000000, 3, 2, 240
AX25_DBG: c67ed970, c5189aa8, 6, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c67ed970, c5189aa8, 6, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c67ef160, c5189aa8, 6, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c67eed48, c5189aa8, 6, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c6410058, 00000000, 10, 2, 17
AX25_DBG: c67eed48, 00000000, 3, 2, 240
AX25_DBG: c67ecd28, c5189800, 6, 5, 0
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c6410058, 00000000, 10, 2, 17
AX25_DBG: c67ed970, 00000000, 3, 2, 240
AX25_DBG: c65b6738, c5186558, 6, 5, 0
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c6410058, 00000000, 10, 2, 17
AX25_DBG: c67ecd28, 00000000, 3, 2, 240
AX25_DBG: c67eed48, c5189800, 6, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c4065100, 00000000, 11, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c40ba558, c51a7d50, 6, 5, 0
AX25_DBG: c40ba140, c51a7d50, 6, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c40bb1a0, 00000000, 3, 2, 207
AX25_DBG: c40fa990, c51a7558, 6, 5, 0
AX25_DBG: c40260f0, 00000000, 11, 5, 0
AX25_DBG: c40fc598, c51d9aa8, 6, 5, 0
AX25_DBG: c40ba140, 00000000, 17, 10, 0
AX25_DBG: c40cc1d0, 00000000, 11, 5, 0
AX25_DBG: c40fb9f0, 00000000, 3, 5, 240
AX25_DBG: c40fb1c0, 00000000, 3, 5, 240
AX25_DBG: c40fa578, 00000000, 3, 5, 240
AX25_DBG: c40fda10, 00000000, 3, 5, 240
AX25_DBG: c6bac058, 00000000, 2, 1, 6
AX25_DBG: c40fd1e0, c51d9d50, 6, 5, 0
AX25_DBG: c40aa110, 00000000, 11, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c40aa928, 00000000, 11, 5, 0
AX25_DBG: c40fd5f8, c519f558, 6, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c40bb5b8, c51a7558, 6, 5, 0
AX25_DBG: c40bb1a0, 00000000, 3, 2, 207
AX25_DBG: c40ba558, 00000000, 3, 5, 240
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c40d0210, 00000000, 11, 5, 0
AX25_DBG: c657d038, 00000000, 2, 2, 17
AX25_DBG: c40f2058, 00000000, 2, 2, 17
AX25_DBG: c40e5cc8, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c40e5cc8, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c40f2058, 00000000, 2, 2, 17
AX25_DBG: c40bb1a0, 00000000, 3, 2, 207
AX25_DBG: c40f2058, 00000000, 2, 2, 17
AX25_DBG: c40fcdc8, 00000000, 16, 3, 9
AX25_DBG: c4079cc8, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c4079cc8, 00000000, 1, 0, 0
AX25_DBG: c4002668, 00000000, 1, 1, 0
AX25_DBG: c40fcdc8, 00000000, 16, 3, 9
AX25_DBG: c40fcdc8, 00000000, 16, 3, 9
AX25_DBG: c4002668, 00000000, 1, 2, 0
AX25_DBG: c40fcdc8, 00000000, 16, 3, 9
AX25_DBG: c40fcdc8, 00000000, 16, 3, 9
AX25_DBG: c4002668, 00000000, 1, 2, 0

Bernard


Le samedi 04 octobre 2008 à 22:09 +0200, Jarek Poplawski a écrit :
> On Sat, Oct 04, 2008 at 09:11:14PM +0200, Jarek Poplawski wrote:
> ...
> > BTW, I think there is an additional, not serious problem with freeing
> > unorphaned sockets by netrom (as seen in your debugging logs with non
> > zero in the 2-nd, and 6 in the 3-rd column). So, it would be nice to
> > check if my #4 patch could help for this. (You need then 2.6.27-rc
> > with patches #1(debugging), #3, #4 as signed in my previous message,
> > and of course above mentioned one reverted).
> 
> BTW, could you please test it with and without the #4 (af_netrom) patch?
> 
> Jarek P.
> 

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