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 A4C4A3C00 for ; Mon, 31 Oct 2022 18:26:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C9C70C433C1; Mon, 31 Oct 2022 18:26:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1667240763; bh=G91I60Ol4QydHlf0mecqvnzRJ7lAwY37ycd5EgIHiNA=; h=From:To:Cc:Subject:Date:From; b=mwkrMkEzxQ2aBJiRdepyeP5t5fLzY4CAtpKfH6JMCnHZ/VQ+dYxFX0iCcFO5gFDix 02rFZKQTxdKHR/Lv8Jlcv2w+ShC0DPpVcYM2H876SKCw/B5ufMRO9bzaAQsd7iIpzP gUJ5v/jTtpxcpsrk8tH598uGrOb2BpzHxGQZafU/J2/QqS3D8D97kVy+K0Lt9b7Nf2 +A3s1Gu6nonRmiA5N7F+dp5FdSau3BRTLg4JaXOLU3PiDRT7bfDa01vdEK+l8oDm5R C8do+DA6t2WbL0Lq3UMSEOopPedqr40+hIGrdo+LpmjTud6HHXLACzH8+00cNo7dMg h14pnuSkhu3rw== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Shuah Khan , damon@lists.linux.dev, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/2] Fix slab-out-of-bounds Write in dbgfs_rm_context_write Date: Mon, 31 Oct 2022 18:25:52 +0000 Message-Id: <20221031182554.7882-1-sj@kernel.org> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: damon@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This patchset is for fixing (patch 1) the syzbot-reported slab-out-of-bounds write in dbgfs_rm_context_write[1], and adding a selftest for the bug (patch 2). [1] https://lore.kernel.org/damon/000000000000ede3ac05ec4abf8e@google.com/ SeongJae Park (2): mm/damon/dbgfs: check if rm_contexts input is for a real context selftests/damon: test non-context inputs to rm_contexts file mm/damon/dbgfs.c | 7 +++++++ tools/testing/selftests/damon/Makefile | 1 + .../damon/debugfs_rm_non_contexts.sh | 19 +++++++++++++++++++ 3 files changed, 27 insertions(+) create mode 100755 tools/testing/selftests/damon/debugfs_rm_non_contexts.sh -- 2.25.1