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GET /api/1.1/patches/2227027/?format=api
{ "id": 2227027, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2227027/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ltp/patch/20260423023141.28151-1-wegao@suse.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": "<20260423023141.28151-1-wegao@suse.com>", "date": "2026-04-23T02:31:34", "name": "[v1] cve: icmp_rate_limit: set icmp_msgs_burst within network namespace", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "633655893938edad516457a845166b2ac522e0fa", "submitter": { "id": 85577, "url": "http://patchwork.ozlabs.org/api/1.1/people/85577/?format=api", "name": "Wei Gao", "email": "wegao@suse.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/ltp/patch/20260423023141.28151-1-wegao@suse.com/mbox/", "series": [ { "id": 501142, "url": "http://patchwork.ozlabs.org/api/1.1/series/501142/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ltp/list/?series=501142", "date": "2026-04-23T02:31:34", "name": "[v1] cve: icmp_rate_limit: set icmp_msgs_burst within network namespace", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501142/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227027/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/2227027/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=EOZ+/J9+;\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=eD7wTGAT;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it\n (client-ip=213.254.12.146; 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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": "When network namespaces are used, the kernel resets network sysctls to\ntheir default values. This makes the global .save_restore for\nicmp_msgs_burst ineffective for tests that enter a new network\nnamespace (e.g. via tst_setup_netns() or manual unshare).\n\nMoving the sysctl configuration into the child namespace ensures the\ntest always runs with the expected burst value of 50, regardless of the\nkernel defaults (which were increased to 10000 in newer versions).\n\nFixes: 8e919bfb2ab0 (\"cve: icmp_rate_limit: Make sure icmp_msgs_burst = 50\")\nSigned-off-by: Wei Gao <wegao@suse.com>\n---\n testcases/cve/icmp_rate_limit01.c | 3 ++-\n 1 file changed, 2 insertions(+), 1 deletion(-)", "diff": "diff --git a/testcases/cve/icmp_rate_limit01.c b/testcases/cve/icmp_rate_limit01.c\nindex 78480cea6..5193c5dfd 100644\n--- a/testcases/cve/icmp_rate_limit01.c\n+++ b/testcases/cve/icmp_rate_limit01.c\n@@ -62,6 +62,8 @@ static void setup(void)\n \t/* Do NOT close this FD, or both interfaces will be destroyed */\n \tchildns = SAFE_OPEN(\"/proc/self/ns/net\", O_RDONLY);\n \n+\tSAFE_FILE_PRINTF(\"/proc/sys/net/ipv4/icmp_msgs_burst\", \"50\");\n+\n \t/* Configure child namespace */\n \tCREATE_VETH_PAIR(\"ltp_veth1\", \"ltp_veth2\");\n \tNETDEV_ADD_ADDRESS_INET(\"ltp_veth2\", htonl(DSTADDR), NETMASK,\n@@ -255,7 +257,6 @@ static struct tst_test test = {\n \t},\n \t.save_restore = (const struct tst_path_val[]) {\n \t\t{\"/proc/sys/user/max_user_namespaces\", \"1024\", TST_SR_SKIP},\n-\t\t{\"/proc/sys/net/ipv4/icmp_msgs_burst\", \"50\", TST_SR_TBROK},\n \t\t{}\n \t},\n \t.tags = (const struct tst_tag[]) {\n", "prefixes": [ "v1" ] }