Re: [Xen-devel] AMD Phenom II 940: mm/vmalloc.c:110 vmap_page_range_noflush

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Wed, May 05, 2010 at 11:18:52PM -0400, Gerry Reno wrote:
> On 05/05/2010 01:54 PM, Konrad Rzeszutek Wilk wrote:
>>> Finally, my serial port header cables showed up so I installed them and
>>> now have some console output.
>>>
>>> Case 1: Xen 4.0.0-rc8 / pv_ops dom0 kernel 2.6.32.10
>>>
>>> After playing around with the order of the consoles on the xen and
>>> kernel lines I am able to get a login prompt but only after quite a long
>>> time (4-5 mins).  It seems like something is stealing processor cycles.
>>> And the behavior is not consistent, on different boots I get different
>>> errors at times.
>>>
>>>
>>> Case 1: pv_ops domU kernel 2.6.32.10  (no xen dom0)
>>>
>>> The kernel shows a lot of errors and just hangs.
>>>
>>>
>>>
>>> Attached: console output for both cases plus menu.lst
>>>
>>> -Gerry
>>>
>>>
>>>
>>>      
>>    
>>> [    1.616751] pci 0000:00:0a.0: PCI INT A ->  GSI 18 (level, low) ->  IRQ 
>>> 18
>>> [    1.623549] NET: Registered protocol family 2
>>> [    1.628090] IP route cache hash table entries: 262144 (order: 9, 2097152 
>>> bytes)
>>> [    1.636549] ------------[ cut here ]------------
>>> [    1.641209] WARNING: at mm/vmalloc.c:110 
>>> vmap_page_range_noflush+0x301/0x380()
>>> [    1.648440] Hardware name: GA-MA790GP-UD4H
>>> [    1.652582] Modules linked in:
>>> [    1.655710] Pid: 1, comm: swapper Not tainted 2.6.32.10 #12
>>> [    1.661321] Call Trace:
>>> [    1.663801]  [<ffffffff8106602b>] warn_slowpath_common+0x7b/0xc0
>>> [    1.669819]  [<ffffffff81066084>] warn_slowpath_null+0x14/0x20
>>> [    1.675698]  [<ffffffff8111bb31>] vmap_page_range_noflush+0x301/0x380
>>> [    1.682164]  [<ffffffff8111bbe2>] map_vm_area+0x32/0x50
>>> [    1.687402]  [<ffffffff8111d010>] __vmalloc_area_node+0x100/0x190
>>> [    1.693535]  [<ffffffff81898700>] ? alloc_large_system_hash+0x15e/0x222
>>> [    1.700172]  [<ffffffff8111cf02>] __vmalloc_node+0xa2/0xb0
>>> [    1.705671]  [<ffffffff81898700>] ? alloc_large_system_hash+0x15e/0x222
>>> [    1.712324]  [<ffffffff818b4a72>] ? inet_init+0x0/0x209
>>> [    1.717562]  [<ffffffff8111d282>] __vmalloc+0x22/0x30
>>> [    1.722653]  [<ffffffff81898700>] alloc_large_system_hash+0x15e/0x222
>>> [    1.729916]  [<ffffffff818b4a72>] ? inet_init+0x0/0x209
>>> [    1.735186]  [<ffffffff818b4a72>] ? inet_init+0x0/0x209
>>> [    1.740438]  [<ffffffff818b44b6>] tcp_init+0xa3/0x383
>>> [    1.745505]  [<ffffffff818b4bbd>] inet_init+0x14b/0x209
>>> [    1.750772]  [<ffffffff8100a04c>] do_one_initcall+0x3c/0x1a0
>>> [    1.756451]  [<ffffffff8187972c>] kernel_init+0x15a/0x1b0
>>> [    1.761890]  [<ffffffff810150ea>] child_rip+0xa/0x20
>>> [    1.766870]  [<ffffffff818795d2>] ? kernel_init+0x0/0x1b0
>>> [    1.772307]  [<ffffffff810150e0>] ? child_rip+0x0/0x20
>>> [    1.777461] ---[ end trace e93713a9d40cd06c ]---
>>> [    1.782160] general protection fault: 0000 [#1] SMP
>>>      
>> This is the same error I've gotten. Now thought I can't reproduce it (after
>> I slimmed down the .config to build less modules).
>>
>> Try 'nopat' as a command line parameter.
>>
>> Also, you might want to update your kernel. The 2.6.32.12 is out
>>
>>    
> Thanks.  I tried 'nopat' but that did not seem to change anything.
>
> I also tried 'git pull' for xen/stable but it says 'Already up to date'.  
> So where do I find the 2.6.32.12?
>

You should be using xen/stable-2.6.32.x branch.

changelog:
http://git.kernel.org/?p=linux/kernel/git/jeremy/xen.git;a=shortlog;h=xen/stable-2.6.32.x

-- Pasi


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