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GET /api/1.1/patches/2230469/?format=api
{ "id": 2230469, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2230469/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260429183310.12455-14-harshpb@linux.ibm.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260429183310.12455-14-harshpb@linux.ibm.com>", "date": "2026-04-29T18:33:03", "name": "[PULL,13/13] hw/intc/xics: Add a check for an invalid server id", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "9675dc295cf3dd4dce94877fde07253a8f34f23b", "submitter": { "id": 85411, "url": "http://patchwork.ozlabs.org/api/1.1/people/85411/?format=api", "name": "Harsh Prateek Bora", "email": "harshpb@linux.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260429183310.12455-14-harshpb@linux.ibm.com/mbox/", "series": [ { "id": 502132, "url": "http://patchwork.ozlabs.org/api/1.1/series/502132/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=502132", "date": "2026-04-29T18:32:53", "name": "[PULL,01/13] ppc/pnv: Move SBE host doorbell function to top of file", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/502132/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2230469/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2230469/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=afEdnv8I;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc\n :content-transfer-encoding:content-type:date:from:in-reply-to\n :message-id:mime-version:references:subject:to; s=pp1; bh=lbYm0T\n JdDIN9DDCvXgRz26JDSOmNN+9rTKX1RGG2yWE=; b=afEdnv8I8TQw1iuiAa048S\n /V6Q8v+dxU8GGGXOBOgnEvY7cSe46vLYv828gFbfMlqsDlSdwdBu6LVdRn0a1HDs\n onAGQnu8o7TFrIPyx7xtwiu+pwfV7Hr/maGh9l6pH1Xlk2d12HKLjjESBLE4ImV4\n rZ1ZQhfw90nawcyaXUyr9VxKoAJu+QkTTXv/fUiR6muMvcygcwYwAHKNN9v/3BKz\n ngtb7BRbH8A3U29mF9vdLNarUXublyIfRW+ZtNl2Tlaz7p190ZXYTuR8sKsJ6ukY\n RRGsH5+pfZPtI0brdTMeV0Y6IfxIxPGnwOHHepX9LTp43UJZ7eLy+IYC0ZxTiMOQ\n ==", "From": "Harsh Prateek Bora <harshpb@linux.ibm.com>", "To": "qemu-devel@nongnu.org", "Cc": "kiki <Chan9Yan9@gmail.com>, Zexiang Zhang <chan9yan9@gmail.com>,\n Gautam Menghani <gautam@linux.ibm.com>, =?utf-8?q?Philippe_Mathieu-Daud?=\n\t=?utf-8?q?=C3=A9?= <philmd@linaro.org>", "Subject": "[PULL 13/13] hw/intc/xics: Add a check for an invalid server id", "Date": "Thu, 30 Apr 2026 00:03:03 +0530", "Message-ID": "<20260429183310.12455-14-harshpb@linux.ibm.com>", "X-Mailer": "git-send-email 2.52.0", "In-Reply-To": "<20260429183310.12455-1-harshpb@linux.ibm.com>", "References": "<20260429183310.12455-1-harshpb@linux.ibm.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "X-TM-AS-GCONF": "00", "X-Proofpoint-Reinject": "loops=2 maxloops=12", "X-Proofpoint-GUID": "PVazXUW4Cwi1z9_6he6AkQRv1lkk8gw5", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDI5MDE4NCBTYWx0ZWRfX5NcN3C6kMjeN\n ZlOPyHiLTsEeb4NNQSXU6enfGZ2YRlyUH7TE/A7Wzp+fohwU8PTPeUvMHP9CzzCh6/88dYh5tso\n UnOHewbtrdybBYmxgY7DlEF1DHoSXHdyxCz2wOQ/l0tPgEVUfUPneDqcoql4Ef9W5+goi9MiVcy\n pjMHbF+45hWxTE61ZMO0ArjxX8UGvjexQ38rn3V7v6ioDpd09yc/b7xRgVCYRTAdfj84quu89zZ\n w03VqZkRhlACFaWMK9XU3sWUKZEuEUM0tcXbfguEuF8NbA16LNnSNE3TB38cswo1GHuO6f0M5E0\n 7H5aDnWwYD/lbq/BibiHBaWp5dcGUA2X0yPYkpRsKIrCoNLR0Zd/bQyGlYEdm9IYtX8t0IOQWv+\n EmDqCHNYxoy+hD0OYtzUMVuAive7UmE8iwHGXSA6CZXZTLj53XMSgRmuyf6ugQcuH6UqfOZIXwK\n HzmK+Z+R8aVEzubvV2w==", "X-Authority-Analysis": "v=2.4 cv=Kc7idwYD c=1 sm=1 tr=0 ts=69f24f1f cx=c_pps\n a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17\n a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=f7IdgyKtn90A:10\n a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=uAbxVGIbfxUO_5tXvNgY:22\n a=p0WdMEafAAAA:8 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=pGLkceISAAAA:8\n a=KKAkSRfTAAAA:8 a=TGpnWNUbWJQoO7jwSJQA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10\n a=cvBusfyB2V15izCimMoJ:22", "X-Proofpoint-ORIG-GUID": "_uLaCzQFRz-DmcnV47_lXC37ZtFIdr5I", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-29_01,2026-04-28_01,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n clxscore=1015 phishscore=0 bulkscore=0 adultscore=0 spamscore=0\n malwarescore=0 impostorscore=0 priorityscore=1501 lowpriorityscore=0\n suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc=\n route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000\n definitions=main-2604290184", "Received-SPF": "pass client-ip=148.163.156.1;\n envelope-from=harshpb@linux.ibm.com;\n helo=mx0a-001b2d01.pphosted.com", "X-Spam_score_int": "-26", "X-Spam_score": "-2.7", "X-Spam_bar": "--", "X-Spam_report": "(-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7,\n RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001,\n 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 <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "From: kiki <Chan9Yan9@gmail.com>\n\nA malformed IVE value can result in an invalid server field being\npassed to icp_irq(). The function assumes the server id is valid and\nmay access invalid state otherwise, potentially leading to a crash.\n\nFix this by validating the server id before using it and ignoring\ninvalid values.\n\nReported-by: Zexiang Zhang <chan9yan9@gmail.com>\nResolves: https://gitlab.com/qemu-project/qemu/-/work_items/3324\nSigned-off-by: Zexiang Zhang <chan9yan9@gmail.com>\nSigned-off-by: Gautam Menghani <gautam@linux.ibm.com>\nReviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>\nLink: https://lore.kernel.org/qemu-devel/20260428103645.50617-1-Gautam.Menghani@ibm.com\nSigned-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>\n---\n hw/intc/xics.c | 8 ++++++++\n 1 file changed, 8 insertions(+)", "diff": "diff --git a/hw/intc/xics.c b/hw/intc/xics.c\nindex c0a252d051..e32984e9fc 100644\n--- a/hw/intc/xics.c\n+++ b/hw/intc/xics.c\n@@ -26,6 +26,7 @@\n */\n \n #include \"qemu/osdep.h\"\n+#include \"qemu/log.h\"\n #include \"qapi/error.h\"\n #include \"trace.h\"\n #include \"qemu/timer.h\"\n@@ -222,6 +223,13 @@ void icp_irq(ICSState *ics, int server, int nr, uint8_t priority)\n \n trace_xics_icp_irq(server, nr, priority);\n \n+ if (!icp) {\n+ qemu_log_mask(LOG_GUEST_ERROR, \"XICS: invalid server %d for IRQ 0x%x\\n\",\n+ server, nr);\n+ ics_reject(ics, nr);\n+ return;\n+ }\n+\n if ((priority >= CPPR(icp))\n || (XISR(icp) && (icp->pending_priority <= priority))) {\n ics_reject(ics, nr);\n", "prefixes": [ "PULL", "13/13" ] }