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GET /api/patches/2196273/?format=api
{ "id": 2196273, "url": "http://patchwork.ozlabs.org/api/patches/2196273/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ltp/patch/20260213100329.12063-1-wegao@suse.com/", "project": { "id": 59, "url": "http://patchwork.ozlabs.org/api/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": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260213100329.12063-1-wegao@suse.com>", "list_archive_url": null, "date": "2026-02-13T10:03:03", "name": "[v3] ioctl_pidfd02.c: fix clone3 EFAULT in 32-bit compat mode due to sign extension", "commit_ref": null, "pull_url": null, "state": "needs-review-ack", "archived": false, "hash": "a46c622f655e938dc673b95000c27e57a4a56d3f", "submitter": { "id": 85577, "url": "http://patchwork.ozlabs.org/api/people/85577/?format=api", "name": "Wei Gao", "email": "wegao@suse.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/ltp/patch/20260213100329.12063-1-wegao@suse.com/mbox/", "series": [ { "id": 492071, "url": "http://patchwork.ozlabs.org/api/series/492071/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ltp/list/?series=492071", "date": "2026-02-13T10:03:03", "name": "[v3] ioctl_pidfd02.c: fix clone3 EFAULT in 32-bit compat mode due to sign extension", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/492071/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2196273/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/2196273/checks/", "tags": {}, "related": [], "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=CNrxSoLD;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=suse.com header.i=@suse.com header.a=rsa-sha256\n header.s=google header.b=a84gy/uy;\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": "Correct the 32-bit pointer u64 conversion for args->pidfd. Direct\ncasting from a 32-bit pointer to a 64-bit integer was causing incorrect\nsign-extension. Using (uint64_t)(uintptr_t) ensures a valid zero-padded\n64-bit address.\n\nSigned-off-by: Wei Gao <wegao@suse.com>\nReviewed-by: Cyril Hrubis <chrubis@suse.cz>\n---\n include/tst_common.h | 5 +++++\n testcases/kernel/syscalls/ioctl/ioctl_pidfd02.c | 2 +-\n testcases/kernel/syscalls/ioctl/ioctl_pidfd03.c | 2 +-\n testcases/kernel/syscalls/ioctl/ioctl_pidfd04.c | 2 +-\n testcases/kernel/syscalls/ioctl/ioctl_pidfd05.c | 2 +-\n testcases/kernel/syscalls/ioctl/ioctl_pidfd06.c | 2 +-\n 6 files changed, 10 insertions(+), 5 deletions(-)", "diff": "diff --git a/include/tst_common.h b/include/tst_common.h\nindex 473228149..6b726bd58 100644\n--- a/include/tst_common.h\n+++ b/include/tst_common.h\n@@ -86,4 +86,9 @@\n #define TST_TO_STR_(s) #s\n #define TST_TO_STR(s) TST_TO_STR_(s)\n \n+/*\n+ * TST_PTR_TO_UINT - Casts a pointer to a 64-bit unsigned integer.\n+ */\n+#define TST_PTR_TO_UINT(x) ((uintptr_t)(x))\n+\n #endif /* TST_COMMON_H__ */\ndiff --git a/testcases/kernel/syscalls/ioctl/ioctl_pidfd02.c b/testcases/kernel/syscalls/ioctl/ioctl_pidfd02.c\nindex c6f8a02fe..01f9df2b1 100644\n--- a/testcases/kernel/syscalls/ioctl/ioctl_pidfd02.c\n+++ b/testcases/kernel/syscalls/ioctl/ioctl_pidfd02.c\n@@ -27,7 +27,7 @@ static void run(unsigned int isolate)\n \n \tif (isolate) {\n \t\targs->flags = CLONE_PIDFD | CLONE_NEWUSER | CLONE_NEWPID;\n-\t\targs->pidfd = (uint64_t)&pidfd;\n+\t\targs->pidfd = TST_PTR_TO_UINT(&pidfd);\n \t\targs->exit_signal = SIGCHLD;\n \n \t\tpid_child = SAFE_CLONE(args);\ndiff --git a/testcases/kernel/syscalls/ioctl/ioctl_pidfd03.c b/testcases/kernel/syscalls/ioctl/ioctl_pidfd03.c\nindex 2c785004c..1ae467ad0 100644\n--- a/testcases/kernel/syscalls/ioctl/ioctl_pidfd03.c\n+++ b/testcases/kernel/syscalls/ioctl/ioctl_pidfd03.c\n@@ -24,7 +24,7 @@ static void run(void)\n \tmemset(args, 0, sizeof(struct tst_clone_args));\n \n \targs->flags = CLONE_PIDFD | CLONE_NEWUSER | CLONE_NEWPID;\n-\targs->pidfd = (uint64_t)&pidfd;\n+\targs->pidfd = TST_PTR_TO_UINT(&pidfd);\n \targs->exit_signal = SIGCHLD;\n \n \tpid_child = SAFE_CLONE(args);\ndiff --git a/testcases/kernel/syscalls/ioctl/ioctl_pidfd04.c b/testcases/kernel/syscalls/ioctl/ioctl_pidfd04.c\nindex ff4316068..3d5566ea8 100644\n--- a/testcases/kernel/syscalls/ioctl/ioctl_pidfd04.c\n+++ b/testcases/kernel/syscalls/ioctl/ioctl_pidfd04.c\n@@ -26,7 +26,7 @@ static void run(void)\n \tinfo->mask = PIDFD_INFO_EXIT;\n \n \targs->flags = CLONE_PIDFD | CLONE_NEWUSER | CLONE_NEWPID;\n-\targs->pidfd = (uint64_t)&pidfd;\n+\targs->pidfd = TST_PTR_TO_UINT(&pidfd);\n \targs->exit_signal = SIGCHLD;\n \n \tpid_child = SAFE_CLONE(args);\ndiff --git a/testcases/kernel/syscalls/ioctl/ioctl_pidfd05.c b/testcases/kernel/syscalls/ioctl/ioctl_pidfd05.c\nindex 278e64cef..aa69d20fa 100644\n--- a/testcases/kernel/syscalls/ioctl/ioctl_pidfd05.c\n+++ b/testcases/kernel/syscalls/ioctl/ioctl_pidfd05.c\n@@ -36,7 +36,7 @@ static void run(void)\n \tinfo_invalid->dummy = 1;\n \n \targs->flags = CLONE_PIDFD | CLONE_NEWUSER | CLONE_NEWPID;\n-\targs->pidfd = (uint64_t)&pidfd;\n+\targs->pidfd = TST_PTR_TO_UINT(&pidfd);\n \targs->exit_signal = SIGCHLD;\n \n \tpid_child = SAFE_CLONE(args);\ndiff --git a/testcases/kernel/syscalls/ioctl/ioctl_pidfd06.c b/testcases/kernel/syscalls/ioctl/ioctl_pidfd06.c\nindex 95c09dbda..32ca0422b 100644\n--- a/testcases/kernel/syscalls/ioctl/ioctl_pidfd06.c\n+++ b/testcases/kernel/syscalls/ioctl/ioctl_pidfd06.c\n@@ -26,7 +26,7 @@ static void run(void)\n \tinfo->mask = PIDFD_INFO_EXIT;\n \n \targs->flags = CLONE_PIDFD | CLONE_NEWUSER | CLONE_NEWPID;\n-\targs->pidfd = (uint64_t)&pidfd;\n+\targs->pidfd = TST_PTR_TO_UINT(&pidfd);\n \targs->exit_signal = SIGCHLD;\n \n \tpid_child = SAFE_CLONE(args);\n", "prefixes": [ "v3" ] }