[PATCH] arm: Show real address of stack limit in __die()

From: He Ying
Date: Thu Dec 02 2021 - 01:18:07 EST


Printing real address of stack limit makes debug easier.
And system is dying, there is no security risk to show real
address.

Signed-off-by: He Ying <heying24@xxxxxxxxxx>
---
arch/arm/kernel/traps.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 195dff58bafc..7d7c86d00482 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -273,7 +273,7 @@ static int __die(const char *str, int err, struct pt_regs *regs)
print_modules();
__show_regs(regs);
__show_regs_alloc_free(regs);
- pr_emerg("Process %.*s (pid: %d, stack limit = 0x%p)\n",
+ pr_emerg("Process %.*s (pid: %d, stack limit = 0x%px)\n",
TASK_COMM_LEN, tsk->comm, task_pid_nr(tsk), end_of_stack(tsk));

if (!user_mode(regs) || in_interrupt()) {
--
2.17.1