{"action":"opened","issue":{"url":"https://api.github.com/repos/opencontainers/runc/issues/1193","repository_url":"https://api.github.com/repos/opencontainers/runc","labels_url":"https://api.github.com/repos/opencontainers/runc/issues/1193/labels{/name}","comments_url":"https://api.github.com/repos/opencontainers/runc/issues/1193/comments","events_url":"https://api.github.com/repos/opencontainers/runc/issues/1193/events","html_url":"https://github.com/opencontainers/runc/issues/1193","id":190257420,"number":1193,"title":"Start container failed when set some `net.*` sysctls","user":{"login":"Crazykev","id":7436779,"avatar_url":"https://avatars.githubusercontent.com/u/7436779?v=3","gravatar_id":"","url":"https://api.github.com/users/Crazykev","html_url":"https://github.com/Crazykev","followers_url":"https://api.github.com/users/Crazykev/followers","following_url":"https://api.github.com/users/Crazykev/following{/other_user}","gists_url":"https://api.github.com/users/Crazykev/gists{/gist_id}","starred_url":"https://api.github.com/users/Crazykev/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Crazykev/subscriptions","organizations_url":"https://api.github.com/users/Crazykev/orgs","repos_url":"https://api.github.com/users/Crazykev/repos","events_url":"https://api.github.com/users/Crazykev/events{/privacy}","received_events_url":"https://api.github.com/users/Crazykev/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2016-11-18T07:56:37Z","updated_at":"2016-11-18T07:56:37Z","closed_at":null,"body":"When enable `net.ipv4.route.min_pmtu` or `net.ipv4.tcp_syncookies` in runc config, container will start failed with `open /proc/sys/net/ipv4/tcp_syncookies: no such file or directory`. While `net.ipv4.ip_local_port_range` can be set. \r\nI have read PR #303, didn't find any extra white/black list in this scene.\r\nCould anyone tell me what's going on with this?\r\n\r\npart of config \r\n```\r\n...\r\n\"linux\": {\r\n                \"sysctl\": {\r\n                        \"kernel.shm_rmid_forced\": \"1\",\r\n                        \"net.ipv4.route.min_pmtu\": \"1000\",\r\n                        \"net.ipv4.tcp_syncookies\": \"0\"\r\n                },\r\n...\r\n\"namespaces\": [\r\n                        {\r\n                                \"type\": \"network\"\r\n                        },\r\n...\r\n\r\n```"}}
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