есть вот такая железка
http://www.intel.com/cd/products/services/emea/rus/motherboards/403391.htm
bios - последняя версия какая там есть на сайте.
ядра 2.6.30 - 2.6.32 (сейчас .32-rc8 с BFS, PREEMPT)
если создать нагрузку на процессор
( например make -j 3 пособирать что-нибудь ) то kacpid начинает нагружать одно из ядер на 100%
в dmesg много такой ругани
ACPI Exception: AE_AML_INFINITE_LOOP, while evaluating GPE method [_L00] (20090903/evgpe-568)
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.SMBR] (Node f7012c48), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.INIT] (Node f7012c30), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_GPE._L00] (Node f700f1b0), AE_AML_INFINITE_LOOP
ACPI Exception: AE_AML_INFINITE_LOOP, while evaluating GPE method [_L00] (20090903/evgpe-568)
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.SMBR] (Node f7012c48), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.INIT] (Node f7012c30), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_GPE._L00] (Node f700f1b0), AE_AML_INFINITE_LOOP
ACPI Exception: AE_AML_INFINITE_LOOP, while evaluating GPE method [_L00] (20090903/evgpe-568)
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.SMBR] (Node f7012c48), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.INIT] (Node f7012c30), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_GPE._L00] (Node f700f1b0), AE_AML_INFINITE_LOOP
ACPI Exception: AE_AML_INFINITE_LOOP, while evaluating GPE method [_L00] (20090903/evgpe-568)
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.SMBR] (Node f7012c48), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.INIT] (Node f7012c30), AE_AML_INFINITE_LOOP
ACPI Error (psparse-0537): Method parse/execution failed [\_GPE._L00] (Node f700f1b0), AE_AML_INFINITE_LOOP
ACPI Exception: AE_AML_INFINITE_LOOP, while evaluating GPE method [_L00] (20090903/evgpe-568)
есть какие-нибудь варианты решения? (acpi=off не вариант, т.к. требуется для hypertheading)