Commit 64342f2b authored by Amit Kachhap's avatar Amit Kachhap

arm64: __show_regs: strip PAC from lr in printk

lr is printed with %pS which will try to find an entry in kallsyms.
After enabling pointer authentication, this match will fail due to
PAC present in the lr.

Strip PAC from the lr to display the correct symbol name.
Suggested-by: James Morse's avatarJames Morse <>
Acked-by: Catalin Marinas's avatarCatalin Marinas <>
Signed-off-by: Amit Kachhap's avatarAmit Daniel Kachhap <>
parent 0b53884c
......@@ -262,7 +262,7 @@ void __show_regs(struct pt_regs *regs)
if (!user_mode(regs)) {
printk("pc : %pS\n", (void *)regs->pc);
printk("lr : %pS\n", (void *)lr);
printk("lr : %pS\n", (void *)ptrauth_strip_insn_pac(lr));
} else {
printk("pc : %016llx\n", regs->pc);
printk("lr : %016llx\n", lr);
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