Date: Fri, 28 Feb 2020 02:37:53 +0000 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" Message-ID: <bug-221445-7501-7JSRk8Lg3C@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-221445-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-221445-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=221445 --- Comment #5 from Vladislav V. Prodan <admin@support.od.ua> --- 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 amd64 # I turn on ipv6 sysctl net.inet6.ip6.accept_rtadv=1 ifconfig igb0 inet6 2a01:4f8:241:XXXX::2/64 route -6 add default -iface igb0 # ping6 -c 4 ya.ru PING6(56=40+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=-1 ping6: sendmsg: No buffer space available ping6: wrote ya.ru 16 chars, ret=-1 ping6: sendmsg: No buffer space available ping6: wrote ya.ru 16 chars, ret=-1 ping6: sendmsg: No buffer space available ping6: wrote ya.ru 16 chars, ret=-1 --- ya.ru ping6 statistics --- 4 packets transmitted, 0 packets received, 100.0% packet loss [root@rescue ~]# ifconfig igb0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=e507bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6> 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 <full-duplex>) status: active nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 options=680003<RXCSUM,TXCSUM,LINKSTATE,RXCSUM_IPV6,TXCSUM_IPV6> inet6 ::1 prefixlen 128 inet6 fe80::1%lo0 prefixlen 64 scopeid 0x2 inet 127.0.0.1 netmask 0xff000000 groups: lo nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> [root@rescue ~]# netstat -rn6 Routing tables Internet6: Destination Gateway Flags Netif 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 -- You are receiving this mail because: You are the assignee for the bug.
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