| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <4735C8E9.4030401@cosmosbay.com> Date: Sat, 10 Nov 2007 16:06:17 +0100 From: Eric Dumazet <dada1@...mosbay.com> To: Herbert Xu <herbert@...dor.apana.org.au> CC: YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@...ux-ipv6.org>, davem@...emloft.net, netdev@...r.kernel.org Subject: Re: UDP-Lite and /proc/net/snmp Herbert Xu a écrit : > On Sat, Nov 10, 2007 at 11:48:54PM +0900, YOSHIFUJI Hideaki / 吉藤英明 wrote: >> Hmm..... "netstat -s" from etch (i386) and etch (x86_64) work >> fine for me. Same version, same architecture. Strange... > > Interesting. What does your /proc/net/snmp file look like? > And what does netstat -s actually produce? > > Thanks, Quite easy :) A failing one is > 1024 bytes : Ip: Forwarding DefaultTTL InReceives InHdrErrors InAddrErrors ForwDatagrams InUnknownProtos InDiscards InDelivers OutRequests OutDiscards OutNoRoutes ReasmTimeout ReasmReqds ReasmOKs ReasmFails FragOKs FragFails FragCreates Ip: 2 64 6954137412 0 23489 0 125 0 6790615249 6423886499 2706 0 13881 164999330 1503683 34165124 1219558 188 54871924 Icmp: InMsgs InErrors InDestUnreachs InTimeExcds InParmProbs InSrcQuenchs InRedirects InEchos InEchoReps InTimestamps InTimestampReps InAddrMasks InAddrMaskReps OutMsgs OutErrors OutDestUnreachs OutTimeExcds OutParmProbs OutSrcQuenchs OutRedirects OutEchos OutEchoReps OutTimestamps OutTimestampReps OutAddrMasks OutAddrMaskReps Icmp: 6392743 1256162 3894707 401904 83 20702 172602 1415531 0 3 0 3 0 106773069 0 3894707 401904 83 20702 172602 1415531 0 3 0 3 0 IcmpMsg: InType3 InType4 InType5 InType8 InType11 InType12 InType13 InType17 OutType0 OutType3 OutType11 OutType14 IcmpMsg: 3894707 20702 172602 1415531 401904 83 3 3 1414557 105347007 11502 3 Tcp: RtoAlgorithm RtoMin RtoMax MaxConn ActiveOpens PassiveOpens AttemptFails EstabResets CurrEstab InSegs OutSegs RetransSegs InErrs OutRsts Tcp: 1 200 120000 -1 62967275 66063269 17969333 24912734 1278435 6041838336 5717892916 279078174 361708 35913131 Udp: InDatagrams NoPorts InErrors OutDatagrams RcvbufErrors SndbufErrors Udp: 640604836 101598293 193394 421746699 133903 0 UdpLite: InDatagrams NoPorts InErrors OutDatagrams RcvbufErrors SndbufErrors UdpLite: 0 0 0 0 0 0 So netstat fails because line 344 in statistics.c : buf1=TcpExt: SyncookiesSent SyncookiesRecv SyncookiesFailed EmbryonicRsts PruneCalled RcvPruned OfoPruned OutOfWindowIcmps LockDroppedIcmps ArpFilter TW TWRecycled TWKilled PAWSPassive PAWSActive PAWSEstab DelayedACKs DelayedACKLocked DelayedACKLost ListenOverflows ListenDrops TCPPrequeued TCPDirectCopyFromBacklog TCPDirectCopyFromPrequeue TCPPrequeueDropped TCPHPHits TCPHPHitsToUser TCPPureAcks TCPHPAcks TCPRenoRecovery TCPSackRecovery TCPSACKReneging TCPFACKReorder TCPSACKReorder TCPRenoReorder TCPTSReorder TCPFullUndo TCPPartialUndo TCPDSACKUndo TCPLossUndo TCPLoss TCPLostRetransmit TCPRenoFailures TCPSackFailures TCPLossFailures TCPFastRetrans TCPForwardRetrans TCPSlowStartRetrans TCPTimeouts TCPRenoRecoveryFail TCPSackRecoveryFail TCPSchedulerFailed TCPRcvCollapsed TCPDSACKOldSent TCPDSACKOfoSent TCPDSACKRecv TCPDSACKOfoRecv TCPAbortOnSyn TCPAbortOnData TCPAbortOnClose TCPAbortOnMemory TCPAbortOnTimeout TCPAbortOnLinger TCPAbortFailed TCPMemoryPressures TCPSACKDiscard TCPDSACKIgnoredOld TCPDSACKIgnoredNoUndo buf2= TCPSpuriousRTOs So this is an existing kernel bug, not related to UDPlite - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists