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[216.71.219.44]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-327bf14376asm19273548eec.24.2026.08.20.11.41.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 20 Aug 2026 11:41:13 -0700 (PDT) Message-ID: Date: Thu, 20 Aug 2026 11:41:13 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 02/11] tests/tcg/hexagon: check priv instructions raise SIGILL To: Brian Cain , qemu-devel@nongnu.org Cc: Laurent Vivier , Helge Deller References: <20260819013144.3264096-1-brian.cain@oss.qualcomm.com> <20260819013144.3264096-3-brian.cain@oss.qualcomm.com> From: Pierrick Bouvier Content-Language: en-US In-Reply-To: <20260819013144.3264096-3-brian.cain@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODIwMDE0MCBTYWx0ZWRfX4xE9DaZ4qXwm Cm4Ve5Rmf/pwXEqLqd1dmeC30pQCqzcREPUPwnRDAWDDD/YBOYKoDHVV9CDKIySHLBtoRSW6IvX 1JPa3q4ej0Lmofw7j32Dt8ksYqk6ehS2JwSD9PbmWikDAxIGbqnQiu8DdImfaRBxNGJSNKYIDOT Oh31yFKenmpi5JZDsCq4EvzNeAnwiiXtUKOfGe1lTO8eqIIQHO50jsdaXbDwRqXeVtKxi4B81xU 1iwF468ZTOJRht0xGABT0ljI8NYd2/5BCjkaiSi/TRZSWt+DshVoKxWlWLaziEckLAjITSTK2Ib CxLeLBADvUKocECESY2uCSaME0TBKpJcDOiEEijtq6v4jzaKro5aAe7BHSW4ffezon7aposglwu sSPrm9rDiF6EXlNgTYty78Coos8xXOPYXcmivQ2IWOBgnxmyVRtf+j4Bu4tCTXoQ1YGPAlpv4SW KLNKz2GJAsag72CEiig== X-Proofpoint-ORIG-GUID: CXEdrpL-DFidCr2y2qvdTdft92jytpXF X-Authority-Analysis: v=2.4 cv=Y7fIdBeN c=1 sm=1 tr=0 ts=6a874a4a cx=c_pps a=rz3CxIlbcmazkYymdCej/Q==:117 a=iLqgmErQAxjCjdq5jj1Aqg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=Dh76fH27_o5GHOsQtbMA:9 a=QEXdDO2ut3YA:10 a=bFCP_H2QrGi7Okbo017w:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwODIwMDE0MCBTYWx0ZWRfXzto/VPrT4SaO ibkBXed0SgRMi9t9woWnN81v8vw18ylNO3odB1vlMo3ZHfqVdLCG5Fnp/vUixkzmB0RPpipnf4l jBTpq+Udb7zdSQWEa9xCLtN4Mztw8uM= X-Proofpoint-GUID: CXEdrpL-DFidCr2y2qvdTdft92jytpXF X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-20_01,2026-08-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 clxscore=1015 malwarescore=0 impostorscore=0 lowpriorityscore=0 spamscore=0 adultscore=0 phishscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608200140 Received-SPF: pass client-ip=205.220.168.131; envelope-from=pierrick.bouvier@oss.qualcomm.com; helo=mx0a-0031df01.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, 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: qemu development 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 On 8/18/2026 6:31 PM, Brian Cain wrote: > A_PRIV and A_GUEST instructions executed from user mode raise > HEX_CAUSE_PRIV_USER_NO_SINSN and HEX_CAUSE_PRIV_USER_NO_GINSN, which aborted > qemu-hexagon until the preceding patch. > > Signed-off-by: Brian Cain > --- > tests/tcg/hexagon/privileged-insn.c | 79 +++++++++++++++++++++++++++++ > tests/tcg/hexagon/Makefile.target | 1 + > 2 files changed, 80 insertions(+) > create mode 100644 tests/tcg/hexagon/privileged-insn.c > Reviewed-by: Pierrick Bouvier