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Diffstat (limited to 'arch/arm64/kernel/traps.c')
-rw-r--r--arch/arm64/kernel/traps.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c
index 7ffadddb645d..02cd3f023e9a 100644
--- a/arch/arm64/kernel/traps.c
+++ b/arch/arm64/kernel/traps.c
@@ -156,7 +156,7 @@ static void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk)
frame.pc = thread_saved_pc(tsk);
}
- printk("Call trace:\n");
+ pr_emerg("Call trace:\n");
while (1) {
unsigned long where = frame.pc;
int ret;
@@ -251,10 +251,13 @@ void die(const char *str, struct pt_regs *regs, int err)
void arm64_notify_die(const char *str, struct pt_regs *regs,
struct siginfo *info, int err)
{
- if (user_mode(regs))
+ if (user_mode(regs)) {
+ current->thread.fault_address = 0;
+ current->thread.fault_code = err;
force_sig_info(info->si_signo, info, current);
- else
+ } else {
die(str, regs, err);
+ }
}
asmlinkage void __exception do_undefinstr(struct pt_regs *regs)
@@ -328,17 +331,22 @@ asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr)
void __pte_error(const char *file, int line, unsigned long val)
{
- printk("%s:%d: bad pte %016lx.\n", file, line, val);
+ pr_crit("%s:%d: bad pte %016lx.\n", file, line, val);
}
void __pmd_error(const char *file, int line, unsigned long val)
{
- printk("%s:%d: bad pmd %016lx.\n", file, line, val);
+ pr_crit("%s:%d: bad pmd %016lx.\n", file, line, val);
+}
+
+void __pud_error(const char *file, int line, unsigned long val)
+{
+ pr_crit("%s:%d: bad pud %016lx.\n", file, line, val);
}
void __pgd_error(const char *file, int line, unsigned long val)
{
- printk("%s:%d: bad pgd %016lx.\n", file, line, val);
+ pr_crit("%s:%d: bad pgd %016lx.\n", file, line, val);
}
void __init trap_init(void)