The patch titled
Subject: kasan: change allocation and freeing stack traces headers
has been added to the -mm tree. Its filename is
kasan-change-allocation-and-freeing-stack-traces-headers.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/kasan-change-allocation-and-freeing-stack-traces-headers.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/kasan-change-allocation-and-freeing-stack-traces-headers.patch
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------------------------------------------------------
From: Andrey Konovalov <andreyknvl@xxxxxxxxxx>
Subject: kasan: change allocation and freeing stack traces headers
Change stack traces headers from:
Allocated:
PID = 42
to:
Allocated by task 42:
Makes the report one line shorter and look better.
Link: http://lkml.kernel.org/r/20170302134851.101218-4-andreyknvl@xxxxxxxxxx
Signed-off-by: Andrey Konovalov <andreyknvl@xxxxxxxxxx>
Acked-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Cc: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
Cc: Alexander Potapenko <glider@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/kasan/report.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff -puN mm/kasan/report.c~kasan-change-allocation-and-freeing-stack-traces-headers mm/kasan/report.c
--- a/mm/kasan/report.c~kasan-change-allocation-and-freeing-stack-traces-headers
+++ a/mm/kasan/report.c
@@ -175,9 +175,9 @@ static void kasan_end_report(unsigned lo
kasan_enable_current();
}
-static void print_track(struct kasan_track *track)
+static void print_track(struct kasan_track *track, const char *prefix)
{
- pr_err("PID = %u\n", track->pid);
+ pr_err("%s by task %u:\n", prefix, track->pid);
if (track->stack) {
struct stack_trace trace;
@@ -199,10 +199,8 @@ static void kasan_object_err(struct kmem
if (!(cache->flags & SLAB_KASAN))
return;
- pr_err("Allocated:\n");
- print_track(&alloc_info->alloc_track);
- pr_err("Freed:\n");
- print_track(&alloc_info->free_track);
+ print_track(&alloc_info->alloc_track, "Allocated");
+ print_track(&alloc_info->free_track, "Freed");
}
void kasan_report_double_free(struct kmem_cache *cache, void *object,
_
Patches currently in -mm which might be from andreyknvl@xxxxxxxxxx are
kasan-introduce-helper-functions-for-determining-bug-type.patch
kasan-unify-report-headers.patch
kasan-change-allocation-and-freeing-stack-traces-headers.patch
kasan-simplify-address-description-logic.patch
kasan-change-report-header.patch
kasan-improve-slab-object-description.patch
kasan-print-page-description-after-stacks.patch
kasan-improve-double-free-report-format.patch
kasan-separate-report-parts-by-empty-lines.patch
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