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GET /api/patches/2227473/?format=api
{ "id": 2227473, "url": "http://patchwork.ozlabs.org/api/patches/2227473/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423191958.1440-41-farosas@suse.de/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/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": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260423191958.1440-41-farosas@suse.de>", "list_archive_url": null, "date": "2026-04-23T19:19:54", "name": "[PULL,40/43] tests/qtest/migration: fix fd leak in ufd_version_check", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "abf0418a2ad4c5fc5bbf895d8b81d237c0efb40d", "submitter": { "id": 85343, "url": "http://patchwork.ozlabs.org/api/people/85343/?format=api", "name": "Fabiano Rosas", "email": "farosas@suse.de" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423191958.1440-41-farosas@suse.de/mbox/", "series": [ { "id": 501236, "url": "http://patchwork.ozlabs.org/api/series/501236/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501236", "date": "2026-04-23T19:19:14", "name": "[PULL,01/43] checkpatch: Allow spaces after all coroutine annotations", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501236/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227473/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227473/checks/", "tags": {}, "related": [], "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 (1024-bit key;\n unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256\n header.s=susede2_rsa header.b=qeLvomiv;\n\tdkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=/4WgRbAI;\n\tdkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de\n header.a=rsa-sha256 header.s=susede2_rsa header.b=qeLvomiv;\n\tdkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=/4WgRbAI;\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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Thu, 23 Apr 2026 19:21:01 +0000" ], "DKIM-Signature": [ "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n t=1776972063;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=d4jlPyOZ8Zi5EadVdmpm+/KWV1+vkRA9+hUwNZBEYHc=;\n b=qeLvomivfcmLUz9c8WihzNcKmI6h1Mmh5PtCeCk9QWUpf22Fa+HcjfYgZ3/WescZtoVEJB\n NEv4KTeYmUQeBIyHqG5uVOSRfldDALFi+gxLMxOqpqPEFqrBIjN6yvLhGSy+xeGs2O9mQh\n QmOkn9BVEh2LnFOfOTM625ea5rmxK4Y=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_ed25519; t=1776972063;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=d4jlPyOZ8Zi5EadVdmpm+/KWV1+vkRA9+hUwNZBEYHc=;\n b=/4WgRbAIWjDdihoZ0+vld5QjX5rhJLzI2LhBSTfw+n0upisnaWuiCveeFv/dz4QjaaLbTa\n Kjqnb8X6BlKBMoAg==", "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n t=1776972063;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=d4jlPyOZ8Zi5EadVdmpm+/KWV1+vkRA9+hUwNZBEYHc=;\n b=qeLvomivfcmLUz9c8WihzNcKmI6h1Mmh5PtCeCk9QWUpf22Fa+HcjfYgZ3/WescZtoVEJB\n NEv4KTeYmUQeBIyHqG5uVOSRfldDALFi+gxLMxOqpqPEFqrBIjN6yvLhGSy+xeGs2O9mQh\n QmOkn9BVEh2LnFOfOTM625ea5rmxK4Y=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_ed25519; t=1776972063;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=d4jlPyOZ8Zi5EadVdmpm+/KWV1+vkRA9+hUwNZBEYHc=;\n b=/4WgRbAIWjDdihoZ0+vld5QjX5rhJLzI2LhBSTfw+n0upisnaWuiCveeFv/dz4QjaaLbTa\n Kjqnb8X6BlKBMoAg==" ], "From": "Fabiano Rosas <farosas@suse.de>", "To": "qemu-devel@nongnu.org", "Cc": "Peter Xu <peterx@redhat.com>,\n\tTrieu Huynh <vikingtc4@gmail.com>", "Subject": "[PULL 40/43] tests/qtest/migration: fix fd leak in ufd_version_check", "Date": "Thu, 23 Apr 2026 16:19:54 -0300", "Message-ID": "<20260423191958.1440-41-farosas@suse.de>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260423191958.1440-1-farosas@suse.de>", "References": "<20260423191958.1440-1-farosas@suse.de>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Spamd-Result": "default: False [-3.01 / 50.00]; BAYES_HAM(-3.00)[100.00%];\n MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000];\n R_MISSING_CHARSET(0.50)[];\n R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519];\n NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain];\n MX_GOOD(-0.01)[]; TO_MATCH_ENVRCPT_ALL(0.00)[];\n MIME_TRACE(0.00)[0:+]; ARC_NA(0.00)[]; TO_DN_SOME(0.00)[];\n DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519];\n RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n FUZZY_RATELIMITED(0.00)[rspamd.com];\n FREEMAIL_CC(0.00)[redhat.com,gmail.com]; RCVD_TLS_ALL(0.00)[];\n RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[];\n FROM_HAS_DN(0.00)[];\n SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns,suse.de:mid,suse.de:dkim,suse.de:email];\n RCVD_VIA_SMTP_AUTH(0.00)[];\n RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received];\n DKIM_TRACE(0.00)[suse.de:+]; RCPT_COUNT_THREE(0.00)[3];\n FREEMAIL_ENVRCPT(0.00)[gmail.com]", "X-Rspamd-Action": "no action", "X-Spam-Score": "-3.01", "X-Rspamd-Server": "rspamd1.dmz-prg2.suse.org", "X-Rspamd-Queue-Id": "300B95BD8D", "Received-SPF": "pass client-ip=195.135.223.131; envelope-from=farosas@suse.de;\n helo=smtp-out2.suse.de", "X-Spam_score_int": "-43", "X-Spam_score": "-4.4", "X-Spam_bar": "----", "X-Spam_report": "(-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_MED=-2.3, 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: Trieu Huynh <vikingtc4@gmail.com>\n\nufd_version_check() opens a userfaultfd via uffd_open() but never closes\nit on any path where the open succeeded: the UFFDIO_API failure path,\nthe missing-ioctls path, and the success path all returned without\ncalling close(ufd).\n\nConvert to a goto-out pattern consistent with uffd_open() used in\nutil/userfaultfd.c and migration/postcopy-ram.c, ensuring the fd is\nalways closed before returning.\n\nSigned-off-by: Trieu Huynh <vikingtc4@gmail.com>\nReviewed-by: Peter Xu <peterx@redhat.com>\nLink: https://lore.kernel.org/qemu-devel/20260419110304.8661-1-viking4@gmail.com\nSigned-off-by: Fabiano Rosas <farosas@suse.de>\n---\n tests/qtest/migration/migration-util.c | 10 +++++++---\n 1 file changed, 7 insertions(+), 3 deletions(-)", "diff": "diff --git a/tests/qtest/migration/migration-util.c b/tests/qtest/migration/migration-util.c\nindex 2648ad7f61..db66d8b24f 100644\n--- a/tests/qtest/migration/migration-util.c\n+++ b/tests/qtest/migration/migration-util.c\n@@ -343,6 +343,7 @@ bool ufd_version_check(bool *uffd_feature_thread_id)\n {\n struct uffdio_api api_struct;\n uint64_t ioctl_mask;\n+ bool ret = false;\n \n int ufd = uffd_open(O_CLOEXEC);\n \n@@ -355,7 +356,7 @@ bool ufd_version_check(bool *uffd_feature_thread_id)\n api_struct.features = 0;\n if (ioctl(ufd, UFFDIO_API, &api_struct)) {\n g_test_message(\"Skipping test: UFFDIO_API failed\");\n- return false;\n+ goto release_ufd;\n }\n \n if (uffd_feature_thread_id) {\n@@ -366,10 +367,13 @@ bool ufd_version_check(bool *uffd_feature_thread_id)\n 1ULL << _UFFDIO_UNREGISTER);\n if ((api_struct.ioctls & ioctl_mask) != ioctl_mask) {\n g_test_message(\"Skipping test: Missing userfault feature\");\n- return false;\n+ goto release_ufd;\n }\n \n- return true;\n+ ret = true;\n+release_ufd:\n+ close(ufd);\n+ return ret;\n }\n #else\n bool ufd_version_check(bool *uffd_feature_thread_id)\n", "prefixes": [ "PULL", "40/43" ] }