netdev - Re: skb_release

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Date:	Fri, 25 May 2012 17:11:44 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	kendo <kendo999@....com>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: skb_release_data oops

On Fri, 2012-05-25 at 22:19 +0800, kendo wrote:
> I use the Linux kernel 2.6..38.8,found a bug when free skb,This failure may occur because what was it? Can you give some suggestions, thanks!!!!
> 
> Best reguards.
> 
> ---------------------------------------------------------------
> 
> May 25 19:30:54 AnShion <9> klogd: [164619.378640] BUG: unable to handle kernel paging request at 000095a3
> May 25 19:30:54 AnShion <9> klogd: [164619.454609] IP: [<c01c2353>] put_page+0x3/0x40
> May 25 19:30:54 AnShion <12> klogd: [164619.508726] *pde = 00000000 
> May 25 19:30:54 AnShion <8> klogd: [164619.544185] Oops: 0000 [#1] SMP 
> May 25 19:30:54 AnShion <8> klogd: [164619.583891] last sysfs file: /sys/devices/virtual/net/tunl_FJ/uevent
> May 25 19:30:54 AnShion <12> klogd: [164619.660716] Modules linked in:


>  dpi_engine ipmi_watchdog nf_connmark ip_set_hash_netiface ip_set_hash_net ip_set_hash_ip xt_set ip_set \

> xt_hashrate xt_dpi xt_pcc xt_nth xt_random xt_nflog xt_replace igb e1000e 

Looks like you use a bunch of alien modules.

netdev is not the place to discuss of their bugs.





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