diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/kasan/hw_tags.c | 6 | ||||
| -rw-r--r-- | mm/kasan/kasan.h | 6 | ||||
| -rw-r--r-- | mm/kasan/report.c | 5 |
3 files changed, 17 insertions, 0 deletions
diff --git a/mm/kasan/hw_tags.c b/mm/kasan/hw_tags.c index 1df4ce803861..4004388b4e4b 100644 --- a/mm/kasan/hw_tags.c +++ b/mm/kasan/hw_tags.c @@ -252,4 +252,10 @@ void kasan_enable_tagging_sync(void) } EXPORT_SYMBOL_GPL(kasan_enable_tagging_sync); +void kasan_force_async_fault(void) +{ + hw_force_async_tag_fault(); +} +EXPORT_SYMBOL_GPL(kasan_force_async_fault); + #endif diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index 02e9656b857f..2d29069ae977 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -304,6 +304,9 @@ static inline const void *arch_kasan_set_tag(const void *addr, u8 tag) #ifndef arch_set_tagging_report_once #define arch_set_tagging_report_once(state) #endif +#ifndef arch_force_async_tag_fault +#define arch_force_async_tag_fault() +#endif #ifndef arch_get_random_tag #define arch_get_random_tag() (0xFF) #endif @@ -318,6 +321,7 @@ static inline const void *arch_kasan_set_tag(const void *addr, u8 tag) #define hw_enable_tagging_async() arch_enable_tagging_async() #define hw_init_tags(max_tag) arch_init_tags(max_tag) #define hw_set_tagging_report_once(state) arch_set_tagging_report_once(state) +#define hw_force_async_tag_fault() arch_force_async_tag_fault() #define hw_get_random_tag() arch_get_random_tag() #define hw_get_mem_tag(addr) arch_get_mem_tag(addr) #define hw_set_mem_tag_range(addr, size, tag) arch_set_mem_tag_range((addr), (size), (tag)) @@ -334,11 +338,13 @@ static inline const void *arch_kasan_set_tag(const void *addr, u8 tag) void kasan_set_tagging_report_once(bool state); void kasan_enable_tagging_sync(void); +void kasan_force_async_fault(void); #else /* CONFIG_KASAN_HW_TAGS || CONFIG_KASAN_KUNIT_TEST */ static inline void kasan_set_tagging_report_once(bool state) { } static inline void kasan_enable_tagging_sync(void) { } +static inline void kasan_force_async_fault(void) { } #endif /* CONFIG_KASAN_HW_TAGS || CONFIG_KASAN_KUNIT_TEST */ diff --git a/mm/kasan/report.c b/mm/kasan/report.c index 8b0843a2cdd7..14bd51ea2348 100644 --- a/mm/kasan/report.c +++ b/mm/kasan/report.c @@ -366,6 +366,11 @@ void kasan_report_async(void) { unsigned long flags; +#if IS_ENABLED(CONFIG_KUNIT) + if (current->kunit_test) + kasan_update_kunit_status(current->kunit_test); +#endif /* IS_ENABLED(CONFIG_KUNIT) */ + start_report(&flags); pr_err("BUG: KASAN: invalid-access\n"); pr_err("Asynchronous mode enabled: no access details available\n"); |