On 15.04.2013 14:22, Thomas Gleixner wrote: > Yes, we decoded that problem a week ago. Patch is available here: > > http://www.spinics.net/lists/linux-tip-commits/msg19100.html > > It's on the way to Linus tree, so it will come via the stable updates > to RT soon. Hmm, this is a uniprocessor. Could this still happen via some interrupt or something? # cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 13 model name : Intel(R) Celeron(R) M processor 1.00GHz stepping : 8 cpu MHz : 999.993 cache size : 512 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov clflush dts acpi mmx fxsr sse sse2 ss tm pbe nx bts bogomips : 1999.98 clflush size : 64 cache_alignment : 64 address sizes : 32 bits physical, 32 bits virtual power management: Thanks -- Stano -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html