acpi mpsafe panic? on acpi_panasonic

OGAWA Takaya t-ogawa at
Tue Aug 24 09:45:15 PDT 2004

At Mon, 23 Aug 2004 21:51:12 -0700,
Nate Lawson wrote:
> > If all of WITNESS, INVARIANTS and INVARIANT_SUPPORT are turned on:
> > Kernel panics.
> > 
> >>witness_get: witness exhausted
> >>panic: _sx_xlock (ACPI Panasonic extras): xlock already held @ /usr/src/sys/modules/acpi/acpi_panasonic/../../../i386/acpica/acpi_panasonic.c:214
> Please try the attached patch.

Thank you for taking a look at it, however there was no lock.
Still the same symptom even with the patch.

Is there any additional information I can provide?

おがわ たかや
t-ogawa at

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