diff options
| author | Alexander Potapenko <glider@google.com> | 2021-05-11 15:05:48 +1000 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2021-05-13 11:18:51 +1000 |
| commit | 9fb7170c7fba3f6099d57b3d028c500df70a9980 (patch) | |
| tree | 6feb5cc4be0ed78bb577d0e1d3118203b8f4ef35 | |
| parent | 12cb4a05e5a5090e82054ee4daf4b16819edfa11 (diff) | |
| download | linux-next-9fb7170c7fba3f6099d57b3d028c500df70a9980.tar.gz | |
kasan: use dump_stack_lvl(KERN_ERR) to print stacks
Notice: this object is not reachable from any branch.
Most of the contents of KASAN reports are printed with pr_err(), so use a
consistent logging level to print the memory access stacks.
Link: https://lkml.kernel.org/r/20210506105405.3535023-2-glider@google.com
Signed-off-by: Alexander Potapenko <glider@google.com>
Reviewed-by: Marco Elver <elver@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Prasad Sodagudi <psodagud@quicinc.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: he, bo <bo.he@intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Yanmin Zhang <yanmin_zhang@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Notice: this object is not reachable from any branch.
| -rw-r--r-- | mm/kasan/report.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/kasan/report.c b/mm/kasan/report.c index 14bd51ea23483..8fff1825b22cd 100644 --- a/mm/kasan/report.c +++ b/mm/kasan/report.c @@ -230,7 +230,7 @@ static void print_address_description(void *addr, u8 tag) { struct page *page = kasan_addr_to_page(addr); - dump_stack(); + dump_stack_lvl(KERN_ERR); pr_err("\n"); if (page && PageSlab(page)) { @@ -375,7 +375,7 @@ void kasan_report_async(void) pr_err("BUG: KASAN: invalid-access\n"); pr_err("Asynchronous mode enabled: no access details available\n"); pr_err("\n"); - dump_stack(); + dump_stack_lvl(KERN_ERR); end_report(&flags, 0); } #endif /* CONFIG_KASAN_HW_TAGS */ @@ -420,7 +420,7 @@ static void __kasan_report(unsigned long addr, size_t size, bool is_write, pr_err("\n"); print_memory_metadata(info.first_bad_addr); } else { - dump_stack(); + dump_stack_lvl(KERN_ERR); } end_report(&flags, addr); |