WARNING on latest vanilla 2.6.25-rc6-git2
From: Denys Fedoryshchenko <hidden>
Date: 2008-03-19 20:18:09
If .config matter, i will send it. Not sure if i can reproduce this. Proxy-Karam114 ~ # uname -a Linux Proxy-Karam114 2.6.25-rc6-git2-build-0024 #8 SMP Wed Mar 19 02:33:47 EET 2008 i686 unknown Proxy-Karam114 ~ # sysctl -a|grep tcp net.ipv4.tcp_timestamps = 0 net.ipv4.tcp_window_scaling = 1 net.ipv4.tcp_sack = 1 net.ipv4.tcp_retrans_collapse = 1 net.ipv4.tcp_syn_retries = 5 net.ipv4.tcp_synack_retries = 5 net.ipv4.tcp_max_orphans = 262144 net.ipv4.tcp_max_tw_buckets = 180000 net.ipv4.tcp_keepalive_time = 7200 net.ipv4.tcp_keepalive_probes = 9 net.ipv4.tcp_keepalive_intvl = 75 net.ipv4.tcp_retries1 = 3 net.ipv4.tcp_retries2 = 15 net.ipv4.tcp_fin_timeout = 60 net.ipv4.tcp_tw_recycle = 0 net.ipv4.tcp_abort_on_overflow = 0 net.ipv4.tcp_stdurg = 0 net.ipv4.tcp_rfc1337 = 1 net.ipv4.tcp_max_syn_backlog = 10240 sysctl: error: permission denied on key 'net.ipv4.route.flush' net.ipv4.tcp_orphan_retries = 0 net.ipv4.tcp_fack = 1 net.ipv4.tcp_reordering = 3 net.ipv4.tcp_ecn = 0 net.ipv4.tcp_dsack = 1 net.ipv4.tcp_mem = 375648 500864 751296 net.ipv4.tcp_wmem = 4096 16384 32768 net.ipv4.tcp_rmem = 4096 8192 32768 net.ipv4.tcp_app_win = 31 net.ipv4.tcp_adv_win_scale = 2 net.ipv4.tcp_tw_reuse = 1 net.ipv4.tcp_frto = 0 net.ipv4.tcp_frto_response = 0 net.ipv4.tcp_low_latency = 1 net.ipv4.tcp_no_metrics_save = 1 net.ipv4.tcp_moderate_rcvbuf = 1 net.ipv4.tcp_tso_win_divisor = 3 net.ipv4.tcp_congestion_control = lp net.ipv4.tcp_abc = 0 net.ipv4.tcp_mtu_probing = 0 net.ipv4.tcp_base_mss = 512 net.ipv4.tcp_workaround_signed_windows = 0 net.ipv4.tcp_dma_copybreak = 4096 net.ipv4.tcp_slow_start_after_idle = 1 net.ipv4.tcp_available_congestion_control = lp cubic reno net.ipv4.tcp_allowed_congestion_control = lp cubic reno net.ipv4.tcp_max_ssthresh = 0 net.netfilter.nf_conntrack_tcp_timeout_syn_sent = 120 net.netfilter.nf_conntrack_tcp_timeout_syn_recv = 60 net.netfilter.nf_conntrack_tcp_timeout_established = 432000 net.netfilter.nf_conntrack_tcp_timeout_fin_wait = 120 net.netfilter.nf_conntrack_tcp_timeout_close_wait = 60 net.netfilter.nf_conntrack_tcp_timeout_last_ack = 30 net.netfilter.nf_conntrack_tcp_timeout_time_wait = 120 net.netfilter.nf_conntrack_tcp_timeout_close = 10 net.netfilter.nf_conntrack_tcp_timeout_max_retrans = 300 net.netfilter.nf_conntrack_tcp_loose = 1 net.netfilter.nf_conntrack_tcp_be_liberal = 3 net.netfilter.nf_conntrack_tcp_max_retrans = 3 [ 361.275307] ------------[ cut here ]------------ [ 361.275316] WARNING: at net/ipv4/tcp_input.c:2173 tcp_mark_head_lost+0x11e/ 0x126() [ 361.275319] Modules linked in: tcp_lp xt_dscp xt_owner xt_tcpudp mptspi mptsas scsi_transport_spi scsi_transport_sas mptscsih mptbase xfs em_nbyte cls_tcindex act_gact cls_rsvp sch_htb cls_fw act_mirred em_u32 sch_red sch_sfq sch_tbf sch_teql cls_basic act_police sch_gred act_pedit sch_hfsc cls_rsvp6 sch_ingress em_meta em_text act_ipt sch_dsmark sch_prio sch_netem act_simple cls_u32 em_cmp sch_cbq cls_route xt_TCPMSS iptable_nat nf_conntrack_ipv4 ipt_LOG ipt_MASQUERADE ipt_REDIRECT nf_nat nf_conntrack nfnetlink iptable_filter ip_tables x_tables 8021q tun tulip r8169 sky2 via_velocity via_rhine sis900 ne2k_pci 8390 skge tg3 8139too e1000 e100 usb_storage mtdblock mtd_blkdevs usbhid uhci_hcd ehci_hcd ohci_hcd usbcore [ 361.275370] Pid: 1577, comm: squid Not tainted 2.6.25-rc6-git2-build-0024 #8 [ 361.275383] [<c0121048>] warn_on_slowpath+0x41/0x51 [ 361.275427] [<c013bdc3>] ? mark_held_locks+0x41/0x5c [ 361.275436] [<c012575a>] ? local_bh_enable_ip+0xb0/0xb6 [ 361.275446] [<c013bf40>] ? trace_hardirqs_on+0xd3/0x111 [ 361.275453] [<f89f2984>] ? __nf_ct_refresh_acct+0xd3/0x10b [nf_conntrack] [ 361.275477] [<c02beb1c>] ? _spin_unlock_bh+0x25/0x28 [ 361.275488] [<f89f2984>] ? __nf_ct_refresh_acct+0xd3/0x10b [nf_conntrack] [ 361.275513] [<f89f60c6>] ? tcp_packet+0x9a7/0x9e5 [nf_conntrack] [ 361.275543] [<c013ce1f>] ? __lock_acquire+0xaef/0xb37 [ 361.275575] [<c02931d7>] tcp_mark_head_lost+0x11e/0x126 [ 361.275592] [<c02956ac>] tcp_ack+0x1535/0x17c3 [ 361.275670] [<c0297f53>] tcp_rcv_established+0xce/0x7df [ 361.275696] [<c029d136>] tcp_v4_do_rcv+0x28/0x181 [ 361.275717] [<c029ec34>] tcp_v4_rcv+0x663/0x6af [ 361.275745] [<c0287544>] ip_local_deliver_finish+0xdc/0x15f [ 361.275757] [<c0287929>] ip_local_deliver+0x64/0x6f [ 361.275766] [<c028742e>] ip_rcv_finish+0x2ba/0x2f4 [ 361.275783] [<c028789b>] ip_rcv+0x202/0x22c [ 361.275798] [<c026c809>] netif_receive_skb+0x38d/0x3ec [ 361.275826] [<f890642b>] e1000_clean_rx_irq+0x369/0x42f [e1000] [ 361.275883] [<f8903db6>] e1000_clean+0x62/0x1fd [e1000] [ 361.275913] [<c026e977>] net_rx_action+0xb3/0x1d8 [ 361.275935] [<c0125846>] __do_softirq+0x6f/0xe9 [ 361.275949] [<c01060ab>] do_softirq+0x5e/0xa8 [ 361.275965] [<c0125688>] local_bh_enable+0xba/0xdc [ 361.275973] [<c026f3d6>] dev_queue_xmit+0x2bf/0x2e9 [ 361.275985] [<c028aadf>] ip_finish_output+0x1d3/0x20b [ 361.276002] [<c028adcc>] ip_output+0x81/0x86 [ 361.276010] [<c028a63d>] ip_local_out+0x18/0x1b [ 361.276019] [<c028a8aa>] ip_push_pending_frames+0x26a/0x2cc [ 361.276038] [<c02a1aff>] udp_push_pending_frames+0x2c1/0x343 [ 361.276069] [<c02a2b07>] udp_sendmsg+0x424/0x514 [ 361.276163] [<c02a7d9f>] inet_sendmsg+0x3b/0x48 [ 361.276181] [<c0263336>] sock_sendmsg+0xca/0xe1 [ 361.276220] [<c013122e>] ? autoremove_wake_function+0x0/0x33 [ 361.276243] [<c0108141>] ? native_sched_clock+0x9a/0xaf [ 361.276276] [<c01626e5>] ? fget_light+0x90/0xb0 [ 361.276293] [<c01f2d52>] ? copy_from_user+0x3b/0x5e [ 361.276313] [<c026359b>] sys_sendto+0xa4/0xc3 [ 361.276327] [<c0161545>] ? do_sync_read+0xab/0xe9 [ 361.276368] [<c013122e>] ? autoremove_wake_function+0x0/0x33 [ 361.276385] [<c0108141>] ? native_sched_clock+0x9a/0xaf [ 361.276423] [<c02640cc>] sys_socketcall+0xde/0x166 [ 361.276457] [<c01038f6>] sysenter_past_esp+0x5f/0xa5 [ 361.276502] ======================= [ 361.276504] ---[ end trace 1d98aa796f2bac59 ]--- -- Denys Fedoryshchenko Technical Manager Virtual ISP S.A.L.