Re: 2.6.35-rc1 regression with pvclock and smp guests

Avi Kivity
2010-07-27T10:03:44Z

On 07/26/2010 11:47 AM, Andre Przywara wrote:
>> Does this go away with CONFIG_DEBUG_RODATA=n? If so, it's a known
>> bug in the atomic_*() clobber lists.
>>
>
> Unfortunately the bug persists even with CONFIG_DEBUG_RODATA disabled.
> The debug options I had enabled now are:
> CONFIG_DEBUG_DEVRES=y
> CONFIG_DEBUG_FS=y
> CONFIG_DEBUG_KERNEL=y
> CONFIG_DEBUG_BUGVERBOSE=y
> CONFIG_DEBUG_MEMORY_INIT=y
> CONFIG_DEBUG_STACKOVERFLOW=y
> CONFIG_DEBUG_BOOT_PARAMS=y
>
> I even disabled all kernel debug options, that does not help, too.
>

Does changing last_value in arch/x86/kernel/pvclock.c to be non-static help?

What is the guest executing when it hangs?

--
error compiling committee.c: too many arguments to function