From owner-freebsd-net@freebsd.org Fri Feb 28 02:37:54 2020 Return-Path: Delivered-To: freebsd-net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C2A52256F86 for ; Fri, 28 Feb 2020 02:37:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 48TDGp4Qtmz3Nn8 for ; Fri, 28 Feb 2020 02:37:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 97D3A256F85; Fri, 28 Feb 2020 02:37:54 +0000 (UTC) Delivered-To: net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 977C9256F84 for ; Fri, 28 Feb 2020 02:37:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48TDGp3N00z3Nmy for ; Fri, 28 Feb 2020 02:37:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 6EF4222BAB for ; Fri, 28 Feb 2020 02:37:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 01S2bs0F045179 for ; Fri, 28 Feb 2020 02:37:54 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 01S2bsWx045178 for net@FreeBSD.org; Fri, 28 Feb 2020 02:37:54 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 221445] The absence of the accept_rtadv option causes an error "ping6: sendmsg: No buffer space available" Date: Fri, 28 Feb 2020 02:37:53 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: 11.1-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: admin@support.od.ua X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 28 Feb 2020 02:37:54 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D221445 --- Comment #5 from Vladislav V. Prodan --- A similar problem. Hetzner data center. The server is loaded into rescue mode with FreeBSD 12.0 x64. [root@rescue ~]# uname -a FreeBSD core.domain.com 12.0-RELEASE FreeBSD 12.0-RELEASE r341666 GENERIC=20 amd64 # I turn on ipv6 sysctl net.inet6.ip6.accept_rtadv=3D1 ifconfig igb0 inet6 2a01:4f8:241:XXXX::2/64 route -6 add default -iface igb0 # ping6 -c 4 ya.ru PING6(56=3D40+8+8 bytes) 2a01:4f8:241:XXXX::2 --> 2a02:6b8::2:242 ping6: sendmsg: No buffer space available ping6: wrote ya.ru 16 chars, ret=3D-1 ping6: sendmsg: No buffer space available ping6: wrote ya.ru 16 chars, ret=3D-1 ping6: sendmsg: No buffer space available ping6: wrote ya.ru 16 chars, ret=3D-1 ping6: sendmsg: No buffer space available ping6: wrote ya.ru 16 chars, ret=3D-1 --- ya.ru ping6 statistics --- 4 packets transmitted, 0 packets received, 100.0% packet loss [root@rescue ~]# ifconfig igb0: flags=3D8843 metric 0 mtu 1500 =20=20=20=20=20=20=20 options=3De507bb ether 00:1e:67:b4:f9:e7 inet 116.202.XXX.XXX netmask 0xffffffc0 broadcast 116.202.XXX.XXX inet6 2a01:4f8:241:XXXX::2 prefixlen 64 inet6 fe80::21e:67ff:feb4:f9e7%igb0 prefixlen 64 scopeid 0x1 media: Ethernet autoselect (1000baseT ) status: active nd6 options=3D21 lo0: flags=3D8049 metric 0 mtu 16384 options=3D680003 inet6 ::1 prefixlen 128 inet6 fe80::1%lo0 prefixlen 64 scopeid 0x2 inet 127.0.0.1 netmask 0xff000000 groups: lo nd6 options=3D21 [root@rescue ~]# netstat -rn6 Routing tables Internet6: Destination Gateway Flags N= etif Expire ::/96 ::1 UGRS = lo0 default 00:1e:67:b4:f9:e7 US = igb0 ::1 link#2 UH = lo0 ::ffff:0.0.0.0/96 ::1 UGRS = lo0 2a01:4f8:241:XXXX::/64 link#1 U = igb0 2a01:4f8:241:XXXX::2 link#1 UHS = lo0 fe80::/10 ::1 UGRS = lo0 fe80::%igb0/64 link#1 U = igb0 fe80::21e:67ff:feb4:f9e7%igb0 link#1 UHS = lo0 fe80::%lo0/64 link#2 U = lo0 fe80::1%lo0 link#2 UHS = lo0 ff02::/16 ::1 UGRS = lo0 --=20 You are receiving this mail because: You are the assignee for the bug.=