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SubjectRe: Kernel boot hangs on commit "switch fput to task_work_add"
On Sat, Jul 14, 2012 at 09:58:49PM +0800, Fengguang Wu wrote:
> > Hi Al, here I got the output for
> >
> > (qemu) sendkey alt-sysrq-l
> > (qemu) sendkey alt-sysrq-t
>
> I repeated that several times and here are the results.
>
> (qemu) sendkey alt-sysrq-l
> (qemu) sendkey alt-sysrq-l
> (qemu) sendkey alt-sysrq-l
> (qemu) sendkey alt-sysrq-t
> (qemu) sendkey alt-sysrq-t
> (qemu) quit
>
> The user space shutdown is polling on something, which prevents the
> system from reboot..

Which userland it is?


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