Thomas, Can you replace my previous patch with this one. This one includes the fix for i386.
-- Steve Index: linux-2.6.21-rt9/arch/x86_64/mm/fault.c =================================================================== --- linux-2.6.21-rt9.orig/arch/x86_64/mm/fault.c +++ linux-2.6.21-rt9/arch/x86_64/mm/fault.c @@ -476,6 +476,10 @@ bad_area: bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ if (error_code & PF_USER) { + + /* it's possible to have interrupts off here */ + local_irq_enable(); + if (is_prefetch(regs, address, error_code)) return; Index: linux-2.6.21-rt9/arch/i386/mm/fault.c =================================================================== --- linux-2.6.21-rt9.orig/arch/i386/mm/fault.c +++ linux-2.6.21-rt9/arch/i386/mm/fault.c @@ -459,6 +459,10 @@ bad_area: bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ if (error_code & 4) { + + /* it's possible to have interrupts off here */ + local_irq_enable(); + /* * Valid to do another page fault here because this one came * from user space. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/