From: Peter Collingbourne <pcc@google.com>
To: Alexander Viro <viro@zeniv.linux.org.uk>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
Andrew Morton <akpm@linux-foundation.org>,
Kees Cook <kees@kernel.org>, Andy Shevchenko <andy@kernel.org>,
Andrey Konovalov <andreyknvl@gmail.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Mark Rutland <mark.rutland@arm.com>
Cc: Peter Collingbourne <pcc@google.com>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-hardening@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 0/2] string: Add load_unaligned_zeropad() code path to sized_strscpy()
Date: Mon, 24 Mar 2025 18:56:13 -0700 [thread overview]
Message-ID: <20250325015617.23455-1-pcc@google.com> (raw)
This series fixes an issue where strscpy() would sometimes trigger
a false positive KASAN report with MTE.
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 | 13 +++++++++++++
2 files changed, 23 insertions(+), 3 deletions(-)
--
2.49.0.395.g12beb8f557-goog
next reply other threads:[~2025-03-25 1:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-25 1:56 Peter Collingbourne [this message]
2025-03-25 1:56 ` [PATCH v3 1/2] string: Add load_unaligned_zeropad() code path to sized_strscpy() Peter Collingbourne
2025-03-25 1:56 ` [PATCH v3 2/2] kasan: Add strscpy() test to trigger tag fault on arm64 Peter Collingbourne
2025-03-28 3:22 ` Andrey Konovalov
2025-03-25 19:43 ` [PATCH v3 0/2] string: Add load_unaligned_zeropad() code path to sized_strscpy() Kees Cook
2025-03-26 17:12 ` Peter Collingbourne
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