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On Thu, Jan 19, 2012 at 5:38 PM, Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> On Thu, 2012-01-19 at 17:16 +0100, John Kacur wrote:
>
>> I'm testing v3.0.14-rt32-rc1, and it greatly reduced the number of
>> these, but I still got one during boot.
>>
>> [ 11.938649] BUG: sleeping function called from invalid context at
>> /home/jkacur/rt.linux.git/kernel/rtmutex.c:645
>> [ 11.938651] in_atomic(): 1, irqs_disabled(): 1, pid: 168, name: irq/9-acpi
>> [ 11.938653] 1 lock held by irq/9-acpi/168:
>> [ 11.938653] #0: (acpi_gbl_gpe_lock){......}, at:
>> [<ffffffff8123881d>] acpi_ev_gpe_detect+0x31/0x110
>
> Could you test 3.2-rt. If that has the issue then we know we have more
> to fix. If not, we know I missed a patch.
>
I tested with v3.2-rt10 and the issue is not there.
I also examined your patches and couldn't find anything wrong with
them, and for larks tried applying
cpumask-disable-offstack-on-rt.patch from v3.2-rt10
all to no avail, the problem is still there.
Thanks
John
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