>> On 08/29/2010 09:01 AM,
caiqian@redhat.com wrote:
>>> Further bisect indicated this bad commit from the merge. Given kdump
>>> kernel was running with maxcpus=1, I guess this work caused fs/bio.c
>>> hung in the workqueue on UP. Reverted the whole merge let kdump work
>>> again.
>>
>> Can you please pull from the following git tree and see whether it
>> fixes the problem? There was a bug in nr_active accounting.
>
> It had the same problem.