diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/dumpstack.c | 2 | ||||
| -rw-r--r-- | arch/x86/mm/kasan_init_64.c | 21 |
2 files changed, 2 insertions, 21 deletions
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c index 8995bf10c97c..ae64ec7f752f 100644 --- a/arch/x86/kernel/dumpstack.c +++ b/arch/x86/kernel/dumpstack.c @@ -427,6 +427,8 @@ void die_addr(const char *str, struct pt_regs *regs, long err, long gp_addr) int sig = SIGSEGV; __die_header(str, regs, err); + if (gp_addr) + kasan_non_canonical_hook(gp_addr); if (__die_body(str, regs, err)) sig = 0; oops_end(flags, regs, sig); diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c index cf5bc37c90ac..763e71abc0fe 100644 --- a/arch/x86/mm/kasan_init_64.c +++ b/arch/x86/mm/kasan_init_64.c @@ -288,23 +288,6 @@ static void __init kasan_shallow_populate_pgds(void *start, void *end) } while (pgd++, addr = next, addr != (unsigned long)end); } -#ifdef CONFIG_KASAN_INLINE -static int kasan_die_handler(struct notifier_block *self, - unsigned long val, - void *data) -{ - if (val == DIE_GPF) { - pr_emerg("CONFIG_KASAN_INLINE enabled\n"); - pr_emerg("GPF could be caused by NULL-ptr deref or user memory access\n"); - } - return NOTIFY_OK; -} - -static struct notifier_block kasan_die_notifier = { - .notifier_call = kasan_die_handler, -}; -#endif - void __init kasan_early_init(void) { int i; @@ -341,10 +324,6 @@ void __init kasan_init(void) int i; void *shadow_cpu_entry_begin, *shadow_cpu_entry_end; -#ifdef CONFIG_KASAN_INLINE - register_die_notifier(&kasan_die_notifier); -#endif - memcpy(early_top_pgt, init_top_pgt, sizeof(early_top_pgt)); /* |