The patch titled
Subject: mm/kasan: MODULE_VADDR is not available on all archs
has been added to the -mm tree. Its filename is
mm-kasan-module_vaddr-is-not-available-on-all-archs.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-kasan-module_vaddr-is-not-available-on-all-archs.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-kasan-module_vaddr-is-not-available-on-all-archs.patch
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------------------------------------------------------
From: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
Subject: mm/kasan: MODULE_VADDR is not available on all archs
Use is_module_address instead
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Andrey Ryabinin <ryabinin.a.a@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/kasan/report.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff -puN mm/kasan/report.c~mm-kasan-module_vaddr-is-not-available-on-all-archs mm/kasan/report.c
--- a/mm/kasan/report.c~mm-kasan-module_vaddr-is-not-available-on-all-archs
+++ a/mm/kasan/report.c
@@ -22,6 +22,7 @@
#include <linux/string.h>
#include <linux/types.h>
#include <linux/kasan.h>
+#include <linux/module.h>
#include <asm/sections.h>
@@ -85,9 +86,11 @@ static void print_error_description(stru
static inline bool kernel_or_module_addr(const void *addr)
{
- return (addr >= (void *)_stext && addr < (void *)_end)
- || (addr >= (void *)MODULES_VADDR
- && addr < (void *)MODULES_END);
+ if (addr >= (void *)_stext && addr < (void *)_end)
+ return true;
+ if (is_module_address((unsigned long)addr))
+ return true;
+ return false;
}
static inline bool init_task_stack_addr(const void *addr)
_
Patches currently in -mm which might be from aneesh.kumar@xxxxxxxxxxxxxxxxxx are
mm-kasan-rename-kasan_enabled-to-kasan_report_enabled.patch
mm-kasan-module_vaddr-is-not-available-on-all-archs.patch
mm-kasan-dont-use-kasan-shadow-pointer-in-generic-functions.patch
mm-kasan-prevent-deadlock-in-kasan-reporting.patch
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