Copying netdev: looks like memory corruption in the networking stack.
Archive link: http://www.spinics.net/lists/kvm/msg50651.html (for the
attachment).
On 02/24/2011 11:15 PM, Ruben Kerkhof wrote:
>
> On Tue, Feb 15, 2011 at 18:16, Marcelo Tosatti<mtosatti@xxxxxxxxxx> wrote:
>> This and the others reported. So yes, it looks something is corrupting
>> memory. Ruben, you can try to boot with slub_debug=ZFPU kernel option.
Ok, there are now only 6 vms left on this host, and I've booted it
with the slub_debug=ZFPU option.
After a few hours, I got the following result:
2011-02-24T21:41:30.818496+01:00 phy005 kernel:
=============================================================================
2011-02-24T21:41:30.818517+01:00 phy005 kernel: BUG kmalloc-2048 (Not
tainted): Object padding overwritten
2011-02-24T21:41:30.818523+01:00 phy005 kernel:
-----------------------------------------------------------------------------
2011-02-24T21:41:30.818526+01:00 phy005 kernel:
2011-02-24T21:41:30.818530+01:00 phy005 kernel: INFO:
0xffff8806230752ca-0xffff8806230752cf. First byte 0x0 instead of 0x5a
2011-02-24T21:41:30.818534+01:00 phy005 kernel: INFO: Allocated in
__netdev_alloc_skb+0x34/0x51 age=2231 cpu=8 pid=0
2011-02-24T21:41:30.818537+01:00 phy005 kernel: INFO: Freed in
skb_release_data+0xc9/0xce age=2368 cpu=8 pid=2159
2011-02-24T21:41:30.818541+01:00 phy005 kernel: INFO: Slab
0xffffea00157a9880 objects=15 used=13 fp=0xffff8806230752d0
flags=0x40000000004083
2011-02-24T21:41:30.818545+01:00 phy005 kernel: INFO: Object
0xffff880623074a88 @offset=19080 fp=0xffff8806230752d0
The rest of the output is attached since it's quite large.
Kind regards,
Ruben
--
error compiling committee.c: too many arguments to function
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