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Mon, 25 Mar 2024 15:33:24 +0000 (GMT) From: Ilya Leoshkevich To: Richard Henderson , Laurent Vivier , =?utf-8?q?Alex_Benn=C3=A9e?= Cc: qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH 0/4] linux-user: Fix shmat(NULL) for h != g Date: Mon, 25 Mar 2024 16:07:37 +0100 Message-ID: <20240325153313.526888-1-iii@linux.ibm.com> X-Mailer: git-send-email 2.44.0 MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: E48SSKEVOcatb57ddDfc-Wr-xUDcXM-t X-Proofpoint-GUID: E48SSKEVOcatb57ddDfc-Wr-xUDcXM-t X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-25_12,2024-03-21_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 mlxscore=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 suspectscore=0 bulkscore=0 spamscore=0 mlxlogscore=777 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403210000 definitions=main-2403250086 Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Hi, I noticed that while shmat() now works with /proc/self/maps, shmat(NULL) got broken. This series fixes that along with two related strace issues, and adds a test. Best regards, Ilya Ilya Leoshkevich (4): linux-user: Fix semctl() strace linux-user: Fix shmat() strace linux-user: Fix shmat(NULL) for h != g tests/tcg: Check that shmat(NULL) linux-user/mmap.c | 2 +- linux-user/strace.c | 10 +++--- tests/tcg/multiarch/linux/linux-shmat-null.c | 38 ++++++++++++++++++++ 3 files changed, 43 insertions(+), 7 deletions(-) create mode 100644 tests/tcg/multiarch/linux/linux-shmat-null.c