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From: Stefan Priebe <s.priebe@profihost.ag>
To: David Miller <davem@davemloft.net>
Cc: greg@kroah.com, eric.dumazet@gmail.com, jwboyer@gmail.com,
	hch@infradead.org, netdev@vger.kernel.org, david@fromorbit.com,
	stable@vger.kernel.org, gregkh@suse.de
Subject: Re: BUG: unable to handle kernel NULL pointer dereference at 000000000000002c
Date: Mon, 30 Jan 2012 19:53:34 +0100	[thread overview]
Message-ID: <4F26E72E.2020007@profihost.ag> (raw)
In-Reply-To: <20120130.130717.348683183628737352.davem@davemloft.net>

Hi David, Hi Greg,

>>> Am 10.12.2011 10:03, schrieb Stefan Priebe:
>>>> Am 09.12.2011 20:21, schrieb David Miller:
>>>>> From: Stefan Priebe<s.priebe@profihost.ag>
>>>>> Date: Fri, 09 Dec 2011 20:01:26 +0100
>>>>>
>>>>>> any news on that? Systems still crashing every now and then. 3.0.13
>>>>>> was released today but i haven't seen any of them.
>>>>>
>>>>> I only had time to submit these fixes for 3.1.x-stable, you'll just
>>>>> have to be incredibly patient.
>>>
>>> this bug sadly still makes the actual STABLE tree of the kernel
>>> unusable. I mean nearly everbody uses TCP/IP.
>>
>> "this bug"?
>
> Actually, like Greg, I cannot figure out which fix you are referring
> to.
>
> You haven't provided enough context, and even searching into the
> mailing list archives I cannot find a link into the real history of
> this discussion thread.

sorry about beeing so unspecific.

I'm talking about:
[171464.091567] BUG: unable to handle kernel NULL pointer dereference at 
000000000000002c
[171464.092073] IP: [<ffffffff815494f6>] ipv4_dst_check+0xb6/0x190
[171464.092073] PGD 15344e067 PUD 14c821067 PMD 0
[171464.092073] Oops: 0002 [#1] SMP

Which is caused by: ipv4: fix lockdep splat in rt_cache_seq_show
	
This is the patchset you made for 3.1:
http://www.spinics.net/lists/netdev/msg182508.html

So we're talking AT LEAST about these ones:
 >Linus tree :
 >
 >commit 580da35a31f91a594f3090b7a2c39b85cb051a12
 >IB: Fix RCU lockdep splats
 >
 >David tree :
 >
 >commit 218fa90f072e4aeff9003d57e390857f4f35513e
 >ipv4: fix lockdep splat in rt_cache_seq_show
 >
 >commit f7e57044eeb1841847c24aa06766c8290c202583
 >sch_teql: fix lockdep splat

Greets and thanks!

Stefan

  reply	other threads:[~2012-01-30 18:53 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <4ED7C367.3070109@profihost.ag>
2011-12-01 18:23 ` BUG: unable to handle kernel NULL pointer dereference at 000000000000002c Christoph Hellwig
2011-12-01 20:20   ` Eric Dumazet
2011-12-01 20:37     ` Josh Boyer
2011-12-01 21:05       ` Eric Dumazet
2011-12-02  6:08         ` Stefan Priebe - Profihost AG
2011-12-02  6:17           ` David Miller
2011-12-02  7:19             ` Stefan Priebe - Profihost AG
2011-12-02 17:34               ` David Miller
2011-12-02 18:53                 ` Greg KH
2011-12-09 19:01           ` Stefan Priebe
2011-12-09 19:21             ` David Miller
2011-12-10  9:03               ` Stefan Priebe
2012-01-30  8:38                 ` Stefan Priebe - Profihost AG
2012-01-30 17:12                   ` Greg KH
2012-01-30 17:21                     ` David Miller
2012-01-30 18:07                     ` David Miller
2012-01-30 18:53                       ` Stefan Priebe [this message]
2012-01-30 21:48                         ` David Miller
2012-01-30 21:56                           ` Greg KH
2012-01-31  8:08                           ` Stefan Priebe - Profihost AG
2012-02-01 21:21                             ` David Miller
2012-02-02 12:55                               ` Stefan Priebe - Profihost AG
2012-02-02 15:04                                 ` Eric Dumazet
2012-02-02 18:37                                   ` Stefan Priebe
2012-02-02 19:39                                   ` David Miller
2012-02-03  0:42                                     ` Greg KH
2012-02-03  6:48                                       ` Stefan Priebe - Profihost AG
2012-02-03  7:26                                         ` Eric Dumazet
2012-02-03  8:09                                           ` Stefan Priebe - Profihost AG
2012-02-03 11:04                                             ` Eric Dumazet
2012-02-03 15:53                                               ` Greg KH
2012-02-06  9:04                                                 ` Stefan Priebe - Profihost AG
2012-02-06  9:19                                                   ` Eric Dumazet
2012-02-06 12:47                                                     ` TCP sacked_out and fackets_out inconsistency (Was: Re: BUG: unable to handle kernel NULL pointer dereference at 000000000000002c) Ilpo Järvinen
2012-02-08  8:26                                                       ` Stefan Priebe - Profihost AG
2012-02-08  9:15                                                         ` Eric Dumazet
2012-02-08  9:28                                                           ` Eric Dumazet
2012-02-06  9:02                                               ` BUG: unable to handle kernel NULL pointer dereference at 000000000000002c Stefan Priebe - Profihost AG
2012-02-06  9:16                                                 ` Eric Dumazet
2012-02-06 11:31                                                   ` Stefan Priebe - Profihost AG
2012-02-08  8:24                                                     ` Stefan Priebe - Profihost AG
2012-02-08 16:49                                                       ` Greg KH
2012-02-09  6:43                                                         ` Stefan Priebe - Profihost AG
2012-02-08 20:19                                                       ` David Miller
2012-02-09  1:26                                             ` David Miller
2012-02-09  6:44                                               ` Stefan Priebe - Profihost AG
2012-02-09 22:13                                               ` David Miller
2012-02-10  7:04                                                 ` Stefan Priebe - Profihost AG
2012-02-10  7:07                                                   ` Eric Dumazet
2012-02-10 18:25                                                     ` Eric Dumazet
2012-02-10 20:41                                                       ` David Miller
2012-02-03 15:52                                         ` Greg KH
2011-12-12  9:45           ` Stefan Priebe - Profihost AG
2011-12-12 12:57             ` Stefan Priebe - Profihost AG

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