tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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x86: fix RIP printout in early_idt_handler

Impact: fix debug/crash printout

Since errorcode is popped out, RIP is on the top of the stack.
Use real RIP value instead of wrong CS.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: <stable@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

authored by

Jiri Slaby and committed by
Ingo Molnar 7aed55d1 37dd3cb4

+1 -1
unified split
+1 -1
arch/x86/kernel/head_64.S
··· 305 call dump_stack 306 #ifdef CONFIG_KALLSYMS 307 leaq early_idt_ripmsg(%rip),%rdi 308 - movq 8(%rsp),%rsi # get rip again 309 call __print_symbol 310 #endif 311 #endif /* EARLY_PRINTK */
··· 305 call dump_stack 306 #ifdef CONFIG_KALLSYMS 307 leaq early_idt_ripmsg(%rip),%rdi 308 + movq 0(%rsp),%rsi # get rip again 309 call __print_symbol 310 #endif 311 #endif /* EARLY_PRINTK */