(Note: Patch also attached because the inline version is certain to get line wrapped.) Stack pointer comparisons for the NMI on debug stack check/fixup were incorrect. Signed-off-by: Jan Beulich <[email protected]> --- /home/jbeulich/tmp/linux-2.6.13/arch/i386/kernel/entry.S 2005-08-29 01:41:01.000000000 +0200 +++ 2.6.13/arch/i386/kernel/entry.S 2005-08-29 09:50:38.000000000 +0200 @@ -557,11 +557,10 @@ nmi_stack_fixup: nmi_debug_stack_check: cmpw $__KERNEL_CS,16(%esp) jne nmi_stack_correct - cmpl $debug - 1,(%esp) - jle nmi_stack_correct + cmpl $debug,(%esp) + jb nmi_stack_correct cmpl $debug_esp_fix_insn,(%esp) - jle nmi_debug_stack_fixup -nmi_debug_stack_fixup: + ja nmi_stack_correct FIX_STACK(24,nmi_stack_correct, 1) jmp nmi_stack_correct
Attachment:
linux-2.6.13-i386-nmi.patch
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