[PATCH] x86_64: Resolve the RIP of an early exception using kallsyms
But do it after everything else to risk less from recursive crashes. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -213,6 +213,11 @@ ENTRY(early_idt_handler)
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cmpl $2,early_recursion_flag(%rip)
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jz 1f
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call dump_stack
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#ifdef CONFIG_KALLSYMS
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leaq early_idt_ripmsg(%rip),%rdi
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movq 8(%rsp),%rsi # get rip again
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call __print_symbol
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#endif
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1: hlt
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jmp 1b
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early_recursion_flag:
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@ -220,6 +225,8 @@ early_recursion_flag:
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early_idt_msg:
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.asciz "PANIC: early exception rip %lx error %lx cr2 %lx\n"
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early_idt_ripmsg:
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.asciz "RIP %s\n"
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.code32
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ENTRY(no_long_mode)
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