From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 971331EEE6 for ; Sun, 6 Apr 2025 17:54:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743962059; cv=none; b=NZPLjchIvaB2VG/0t5jZdcOtZPSlL6GKZjXkKRuMXoC6lFcjZ7JZ5QI8Vh+sjeYxjYwK6o7H+/IR51qFClqLEcLVKGG1G8QKYXxfVdUQJ/pZ7EsWxKQms1sOjp/1plRLvHK0BN3g9pkZqvRdjY75mqP3q6EjdZn42Lo+bT7tO1Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743962059; c=relaxed/simple; bh=yulXsnyvCJCOqhlkoXA0fz2j7jv6duVbr9imQK8/nus=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=d0HDV8+MZVv+opsJfxEMU08xCMvb5piSYWBCZmOX6tE0BSC0X38SXYBlc8G283xpFnhw9fi0e5ISlQN0G4LbeAh8RratdtrrVM3Wc3oqHXswGy1fI7HJ7JnurcxQ1aQQlgLKOeaC5KzW62IBgwt3MogeI4vQOE2mXVj+a+xugXY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WTp+kGFS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="WTp+kGFS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0269FC4CEE3; Sun, 6 Apr 2025 17:54:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1743962059; bh=yulXsnyvCJCOqhlkoXA0fz2j7jv6duVbr9imQK8/nus=; h=Date:From:To:Cc:Subject:From; b=WTp+kGFSv4lmO8a9h8bnVfLQFQjYX7OTMtGM2NTOSdFy6Wcif2lTPCvzFKEB8igoF Otuunu6ah8Xtje5t83ZTveA1/FL1MKZjwfg/tTZHGdcO8FozOcblHSY449RtI436ID TKrjIfAQSpkC49RO12khyYprLGDk5jYNixNmfe2/yACXD2i+i+G270O7Ql5FtLUXhg Ycmxo00kQzTpF25mOeMgMK16QOljgbqVRqTfmFiVH2pZt/WqLFXwCoJ2wFk+FgF4JF Z611nNjZO0pNCEx3aebReKRiBKlU1V9vXdGLY5b7ZD7zYTGTUwGYVFsNYxbZu27Qu3 6yz2GnwhgAmYg== Date: Sun, 6 Apr 2025 10:54:15 -0700 From: Kees Cook To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, Andrey Konovalov , Andy Shevchenko , Catalin Marinas , Kees Cook , Nathan Chancellor , Peter Collingbourne , Vincenzo Frascino , Will Deacon Subject: [GIT PULL] string fixes for v6.15-rc1 Message-ID: <202504061053.F27227CA@keescook> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Linus, Please pull this pair of string API fixes for v6.15-rc1. Thanks! -Kees The following changes since commit b688f369ae0d5d25865f5441fa62e54c7d5d0de6: compiler_types: Introduce __nonstring_array (2025-03-12 13:21:09 -0700) are available in the Git repository at: https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/hardening-v6.15-rc1-fix1 for you to fetch changes up to 48ac25ef250da7478ea54afbb1aced40c342e78d: kasan: Add strscpy() test to trigger tag fault on arm64 (2025-04-03 10:19:26 -0700) ---------------------------------------------------------------- string fixes for v6.15-rc1 - Add wcslen() to support more Clang libcalls (Nathan Chancellor) - Fix KASAN MTE exceptions during strscpy() (Peter Collingbourne, Vincenzo Frascino) ---------------------------------------------------------------- Nathan Chancellor (2): include: Move typedefs in nls.h to their own header lib/string.c: Add wcslen() 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 include/linux/nls.h | 19 +------------------ include/linux/nls_types.h | 26 ++++++++++++++++++++++++++ include/linux/string.h | 2 ++ lib/string.c | 24 +++++++++++++++++++++--- mm/kasan/kasan_test_c.c | 20 ++++++++++++++++++++ 5 files changed, 70 insertions(+), 21 deletions(-) create mode 100644 include/linux/nls_types.h -- Kees Cook