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Tue, 03 Nov 2026 03:34:11 -0800 (PST) Received: from [192.168.226.81] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c4cebec0751sm77048966b.26.2026.11.03.03.34.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Nov 2026 03:34:10 -0800 (PST) Message-ID: <4974e205-c6f3-416e-ae31-eac2d8569b1a@oss.qualcomm.com> Date: Tue, 3 Nov 2026 12:34:08 +0100 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/4] drm/msm/gem: Fix VM_BIND range check To: Rob Clark , dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Dmitry Baryshkov , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , open list References: <20261102172001.508440-1-robin.clark@oss.qualcomm.com> <20261102172001.508440-2-robin.clark@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20261102172001.508440-2-robin.clark@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: iIxAL695qYt3WVy5t0JOMdbipkGZ9SWx X-Proofpoint-Spam-Info: AW1haW4tMjYxMTAzMDA0NSBTYWx0ZWRfX9WCD6iz8T7Jb pNFuIJbRhUtyHcmWK61YcmIdnQMafNyuvIHOeI0qR7Fdfswxtnzwqfyvo33ELJHvCi8xRmDN+wq YdhFECXyqG3u/BMcI7/22QqZ4GrFRB8= X-Authority-Analysis: v=2.4 cv=RZ0FmFtv c=1 sm=1 tr=0 ts=6ae9c6b4 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=chFjt-TYfWtG2qqLwSIA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-ORIG-GUID: iIxAL695qYt3WVy5t0JOMdbipkGZ9SWx X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTAzMDA0NSBTYWx0ZWRfX4Vp2l9E8+3ZX v8orZSgnAmTT1HZmp2ZqRdz5wJ63btCjFtvt0aN2RhPEFXbA+LRZfe/SmQQbtYjg0FrxL163lEB 6BOYzJ48RbCz1SYEBAvBkB0v52kNovxjOglLImMOIF/FtdjOGQCgFMJzpHryvc6FCa+lWECzBHU 8/FBwF9mh2yU35BWzGtaN48o4chpyjG1k8WXHBTmHU0KVhracRys5J73OpWjtsfN9DiSUYVQ0xw Xj8eYtWEAXoe+voQABDyRA5QBMl6JIVLxC9fq+Jax5ofL74nKnbYyaaML59Mgceft1rS7q4/Nhr AuKjDBawdJgJTRtydLlumquCJ+iw2GpI2hOv/FjJbuMxO1UDD/2+4juUbmquqIidGx7iTeAE0mn l2ZVfLDAljdd/VAhTXE3gNjSZMlkHvvKKolqUsmBzX98Q6hA8yTA97PvX0kFzSMMWVP5ekUOQoi EBb+uwl8TcC3vZJrPLw== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-03_02,2026-11-02_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 bulkscore=0 impostorscore=0 phishscore=0 suspectscore=0 adultscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610300000 definitions=main-2611030045 On 11/2/26 6:19 PM, Rob Clark wrote: > Use size_add() to guard against overflow. > > Reported-by: Konrad Dybcio > Fixes: 3a3bef68a6c1 ("drm/msm: Fix missing VM_BIND offset/range validation") > Reviewed-by: Dmitry Baryshkov > Signed-off-by: Rob Clark > --- Reviewed-by: Konrad Dybcio Konrad