[PATCH v4 0/2] string: Add load_unaligned_zeropad() code path to sized_strscpy()

Peter Collingbourne pcc at google.com
Fri Mar 28 17:03:35 PDT 2025


This series fixes an issue where strscpy() would sometimes trigger
a false positive KASAN report with MTE.

v4:
- clarify commit message
- improve comment

v3:
- simplify test case

Peter Collingbourne (1):
  string: Add load_unaligned_zeropad() code path to sized_strscpy()

Vincenzo Frascino (1):
  kasan: Add strscpy() test to trigger tag fault on arm64

 lib/string.c            | 13 ++++++++++---
 mm/kasan/kasan_test_c.c | 16 ++++++++++++++++
 2 files changed, 26 insertions(+), 3 deletions(-)

-- 
2.49.0.472.ge94155a9ec-goog




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