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GET /api/1.1/patches/2233408/?format=api
{ "id": 2233408, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2233408/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ltp/patch/20260506113655.10797-4-mmenashe@redhat.com/", "project": { "id": 59, "url": "http://patchwork.ozlabs.org/api/1.1/projects/59/?format=api", "name": "Linux Test Project development", "link_name": "ltp", "list_id": "ltp.lists.linux.it", "list_email": "ltp@lists.linux.it", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260506113655.10797-4-mmenashe@redhat.com>", "date": "2026-05-06T11:36:54", "name": "[3/4] futex_wake05: Add EFAULT error coverage test", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "5cd5393f020b12a37d57ae0df1bba47dd33f98a6", "submitter": { "id": 93123, "url": "http://patchwork.ozlabs.org/api/1.1/people/93123/?format=api", "name": "Michael Menasherov", "email": "mmenashe@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/ltp/patch/20260506113655.10797-4-mmenashe@redhat.com/mbox/", "series": [ { "id": 502973, "url": "http://patchwork.ozlabs.org/api/1.1/series/502973/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ltp/list/?series=502973", "date": "2026-05-06T11:36:51", "name": "futex: Add error coverage tests for wait, wake and cmp_requeue", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/502973/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2233408/comments/", "check": "fail", "checks": "http://patchwork.ozlabs.org/api/patches/2233408/checks/", "tags": {}, "headers": { "Return-Path": "<ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "ltp@lists.linux.it" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "ltp@picard.linux.it" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=lists.linux.it header.i=@lists.linux.it\n header.a=rsa-sha256 header.s=picard header.b=A8owrbGo;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=McAj3zhk;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it\n (client-ip=2001:1418:10:5::2; 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charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it", "Sender": "\"ltp\" <ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it>" }, "content": "---\n runtest/syscalls | 1 +\n testcases/kernel/syscalls/futex/.gitignore | 1 +\n .../kernel/syscalls/futex/futex_wake05.c | 86 +++++++++++++++++++\n 3 files changed, 88 insertions(+)\n create mode 100644 testcases/kernel/syscalls/futex/futex_wake05.c", "diff": "diff --git a/runtest/syscalls b/runtest/syscalls\nindex 75b7754db..4d85a1d26 100644\n--- a/runtest/syscalls\n+++ b/runtest/syscalls\n@@ -1907,3 +1907,4 @@ io_uring03 io_uring03\n perf_event_open03 perf_event_open03\n futex_wait06 futex_wait06\n futex_wait07 futex_wait07\n+futex_wake05 futex_wake05\ndiff --git a/testcases/kernel/syscalls/futex/.gitignore b/testcases/kernel/syscalls/futex/.gitignore\nindex 74ac9a926..c11546e07 100644\n--- a/testcases/kernel/syscalls/futex/.gitignore\n+++ b/testcases/kernel/syscalls/futex/.gitignore\n@@ -15,3 +15,4 @@\n /futex_waitv03\n /futex_wait06\n /futex_wait07\n+/futex_wake05\ndiff --git a/testcases/kernel/syscalls/futex/futex_wake05.c b/testcases/kernel/syscalls/futex/futex_wake05.c\nnew file mode 100644\nindex 000000000..1e9bd6435\n--- /dev/null\n+++ b/testcases/kernel/syscalls/futex/futex_wake05.c\n@@ -0,0 +1,86 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n+/*\n+ * Copyright (C) 2026 Red Hat, Inc.\n+ */\n+\n+/*\\\n+ * Check that futex(FUTEX_WAKE) returns EFAULT when uaddr points to\n+ * unmapped or PROT_NONE memory.\n+ *\n+ * Note: FUTEX_WAKE never reads *uaddr, so PROT_NONE triggers EFAULT\n+ * (not EACCES). The EACCES behavior only applies to syscalls that read\n+ * *uaddr (e.g. FUTEX_WAIT, FUTEX_CMP_REQUEUE).\n+ */\n+\n+#include <errno.h>\n+#include <sys/mman.h>\n+#include \"futextest.h\"\n+\n+static futex_t *prot_none_addr;\n+\n+static struct futex_test_variants variants[] = {\n+#if (__NR_futex != __LTP__NR_INVALID_SYSCALL)\n+\t{ .fntype = FUTEX_FN_FUTEX, .desc = \"syscall with old kernel spec\"},\n+#endif\n+\n+#if (__NR_futex_time64 != __LTP__NR_INVALID_SYSCALL)\n+\t{ .fntype = FUTEX_FN_FUTEX64, .desc = \"syscall time64 with kernel spec\"},\n+#endif\n+};\n+\n+static struct testcase {\n+\tconst char *desc;\n+\tfutex_t *addr;\n+\tint exp_errno;\n+} testcases[2];\n+\n+static void run(unsigned int n)\n+{\n+\tstruct futex_test_variants *tv = &variants[tst_variant];\n+\tstruct testcase *tc = &testcases[n];\n+\n+\tTST_EXP_FAIL(futex_wake(tv->fntype, tc->addr, 1, 0),\n+\t\ttc->exp_errno, \"%s\", tc->desc);\n+}\n+\n+static void setup(void)\n+{\n+\tstruct futex_test_variants *tv = &variants[tst_variant];\n+\tsize_t pagesize = getpagesize();\n+\tfutex_t *unmapped;\n+\n+\ttst_res(TINFO, \"Testing variant: %s\", tv->desc);\n+\tfutex_supported_by_kernel(tv->fntype);\n+\n+\tunmapped = SAFE_MMAP(NULL, pagesize, PROT_READ | PROT_WRITE,\n+\t\tMAP_PRIVATE | MAP_ANONYMOUS, -1, 0);\n+\tSAFE_MUNMAP(unmapped, pagesize);\n+\n+\tprot_none_addr = SAFE_MMAP(NULL, pagesize, PROT_NONE,\n+\t\tMAP_PRIVATE | MAP_ANONYMOUS, -1, 0);\n+\n+\ttestcases[0] = (struct testcase){\n+\t\t.desc = \"uaddr unmapped\",\n+\t\t.addr = unmapped,\n+\t\t.exp_errno = EFAULT,\n+\t};\n+\ttestcases[1] = (struct testcase){\n+\t\t.desc = \"uaddr PROT_NONE\",\n+\t\t.addr = prot_none_addr,\n+\t\t.exp_errno = EFAULT,\n+\t};\n+}\n+\n+static void cleanup(void)\n+{\n+\tif (prot_none_addr)\n+\t\tSAFE_MUNMAP(prot_none_addr, getpagesize());\n+}\n+\n+static struct tst_test test = {\n+\t.setup = setup,\n+\t.cleanup = cleanup,\n+\t.test = run,\n+\t.tcnt = ARRAY_SIZE(testcases),\n+\t.test_variants = ARRAY_SIZE(variants),\n+};\n", "prefixes": [ "3/4" ] }