Return-Path: linux-nfs-owner@vger.kernel.org Received: from gw1.transmode.se ([195.58.98.146]:57621 "EHLO gw1.transmode.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934427Ab3DOI3r (ORCPT ); Mon, 15 Apr 2013 04:29:47 -0400 Received: from mail1.transmode.se (mail1.transmode.se [192.168.201.18]) by gw1.transmode.se (Postfix) with ESMTP id F08DF258020 for ; Mon, 15 Apr 2013 10:19:40 +0200 (CEST) To: linux-nfs@vger.kernel.org MIME-Version: 1.0 Subject: NFS loop on 3.4.39 From: Joakim Tjernlund Message-ID: Date: Mon, 15 Apr 2013 10:19:40 +0200 Content-Type: text/plain; charset="US-ASCII" Sender: linux-nfs-owner@vger.kernel.org List-ID: I get som NFS loop which generates lots of (from tcpdump): 9:48:43.156252 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8406616, win 32885, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.156258 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8426888, win 32885, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.156669 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8445712, win 32885, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.156675 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8459880, win 32883, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.156679 IP 192.168.201.44.nfs > 172.20.4.10.2889942938: reply ok 52 getattr ERROR: unk 10024 09:48:43.156704 IP 172.20.4.10.2923497370 > 192.168.201.44.nfs: 2892 getattr fh 0,0/22 09:48:43.156712 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8462776:8467120, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156719 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8467120:8471464, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156725 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8471464:8475808, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156731 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8475808:8480152, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156745 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8480152:8484496, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156748 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8484496:8487392, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 2896 09:48:43.156751 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8487392:8491736, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156755 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8491736:8496080, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156758 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8496080:8500424, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156764 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8500424:8504768, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156767 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8504768:8509112, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156770 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8509112:8512008, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 2896 09:48:43.156773 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8512008:8516352, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156778 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8516352:8520696, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156956 IP 192.168.201.44.nfs > 172.20.4.10.2906720154: reply ok 52 getattr ERROR: unk 10024 09:48:43.156969 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8520696:8525040, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156975 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8525040:8529384, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156980 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8529384:8533728, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156984 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8533728:8536624, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 2896 09:48:43.156988 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8536624:8540968, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156994 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8540968:8545312, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.156999 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8545312:8549656, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.157209 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8464224, win 32872, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.157219 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8549656:8554000, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.157225 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8554000:8558344, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.157230 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [P.], seq 8558344:8558424, ack 9577, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 80 09:48:43.157235 IP 172.20.4.10.2940274586 > 192.168.201.44.nfs: 532 getattr fh 0,0/22 09:48:43.157460 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8485944, win 32885, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.157709 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8504768, win 32885, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.157715 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8526488, win 32885, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.158126 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8543864, win 32885, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.158133 IP 192.168.201.44.nfs > 172.20.4.10.con: Flags [.], ack 8558960, win 32883, options [nop,nop,TS val 43795665 ecr 57419706], length 0 09:48:43.158138 IP 192.168.201.44.nfs > 172.20.4.10.2923497370: reply ok 52 getattr ERROR: unk 10024 09:48:43.158143 IP 192.168.201.44.nfs > 172.20.4.10.2940274586: reply ok 52 getattr ERROR: unk 10024 09:48:43.158149 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 0 09:48:43.158174 IP 172.20.4.10.2957051802 > 192.168.201.44.nfs: 2892 getattr fh 0,0/22 09:48:43.158192 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8561856:8566200, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.158197 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8566200:8570544, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.158204 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8570544:8574888, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.158210 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8574888:8579232, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.158216 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8579232:8583576, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.158222 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8583576:8586472, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 2896 09:48:43.158226 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8586472:8590816, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.158233 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8590816:8595160, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 09:48:43.158239 IP 172.20.4.10.con > 192.168.201.44.nfs: Flags [.], seq 8595160:8599504, ack 9745, win 23907, options [nop,nop,TS val 57419706 ecr 43795665], length 4344 I wonder if this is a variant on: https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/fs/nfs/nfs4proc.c?h=linux-3.6.y&id=9fa2b82e5592a7aa7a63b7f6a32c5aa9e580643a which does seem to be in the 3.4 stable branch? Jocke