I ran some additional tests and these traces may also be usefull.
They appears before the soft-lockup are detected.
fermi:~# ping6 -c 500 -f 2007::1
PING 2007::1(2007::1) 56 data bytes
.
===
[ INFO: possible circular locking dependency detected
Hi,
It seems this patch hangs my machine very quickly when there are some
ICMPv6 traffic.
I'm using net-2.6, pulled today (14th Feb).
I had some unexpected hangs on my SMP test machines and I bisected the
problem to 69cc64d8d92bf852f933e90c888dfff083bd4fc9
"[NDISC]: Fix race in generic address
From: Frank Blaschka <[EMAIL PROTECTED]>
Date: Mon, 11 Feb 2008 10:01:20 +0100
> we run your patch during the weekend on single CPU and SMP
> machines. We do not see any problems. Thanks for providing the fix.
Thanks for testing Frank, I can now push this fix upstream.
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David Miller schrieb:
> From: Blaschka <[EMAIL PROTECTED]>
> Date: Mon, 4 Feb 2008 15:27:17 +0100
>
>> I'm running a SMP maschine (2 CPUs) configured as a router. During heavy
>> traffic kernel dies with following message:
>>
>> <2>kernel BUG at
>> /home/autobuild/BUILD/linux-2.6.23-20080125
From: Blaschka <[EMAIL PROTECTED]>
Date: Mon, 4 Feb 2008 15:27:17 +0100
> I'm running a SMP maschine (2 CPUs) configured as a router. During heavy
> traffic kernel dies with following message:
>
> <2>kernel BUG at
> /home/autobuild/BUILD/linux-2.6.23-20080125/net/core/skbuff.c:648!
...
> F
I'm running a SMP maschine (2 CPUs) configured as a router. During heavy
traffic kernel dies with following message:
<2>kernel BUG at
/home/autobuild/BUILD/linux-2.6.23-20080125/net/core/skbuff.c:648!
<4>illegal operation: 0001 [#1] PREEMPT SMP
<4>Modules linked in: dm_multipath sunr
