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  1. OpenVZ
  2. OVZ-6278

Strange errors net/ipv4/tcp.c:1531 tcp_recvmsg+0x1035/0x1190() on 2.6.32-042stab108.1

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    Details

    • Type: Feature Request
    • Status: Closed
    • Priority: Minor
    • Resolution: Fixed
    • Fix Version/s: OpenVZ-legacy
    • Component/s: Containers::Kernel
    • Security Level: Public
    • Environment:
      Operating System: RHEL/CentOS 6
      Platform: x86_64 (AMD64)

      Description

      OS - CentOS release 6.6. Kernel - 2.6.32-042stab108.1
      vzctl version 4.8

      After update to 2.6.32-042stab108.1 we get many warnings like this -

      [38460.387912] ------------[ cut here ]------------
      [38460.388346] WARNING: at net/ipv4/tcp.c:1531 tcp_recvmsg+0x1035/0x1190() (Tainted: G W --------------- )
      [38460.388985] Hardware name: X10DRC
      [38460.389310] recvmsg VZWEB-2 (74315/dovecot-auth): copied FE3F5078 seq FE3F5078 rcvnxt FE3F5079 fl 0
      [38460.389968] Modules linked in: xt_limit kcare(U) sch_sfq cls_u32 sch_htb cpufreq_ondemand acpi_cpufreq freq_table mperf coretemp xt_conntrack xt_multiport ipt_REJECT iptable_raw iptable_mangle vzethdev pio_nfs pio_direct pfmt_raw pfmt_ploop1 ploop simfs vziolimit vzdquota ip6t_REJECT ip6table_mangle vzevent netconsole configfs vznetdev bonding 8021q garp stp llc iptable_filter ip6table_filter ip6_tables ipip tunnel4 nf_conntrack_ftp xt_recent vzrst vzcpt vzmon vzdev nfs lockd fscache auth_rpcgss nfs_acl sunrpc xt_connlimit ipt_REDIRECT xt_owner nf_conntrack_ipv6 nf_defrag_ipv6 xt_state ipt_LOG xfrm_ipcomp xfrm4_mode_transport pppol2tp pppox xfrm6_mode_tunnel xfrm4_mode_tunnel esp6 ipv6 esp4 af_key arc4 ecb ppp_mppe ppp_deflate zlib_deflate ppp_async ppp_generic slhc crc_ccitt fuse iptable_nat nf_nat ip_tables nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 tun iTCO_wdt iTCO_vendor_support ses enclosure sg sb_edac edac_core i2c_i801 lpc_ich mfd_core igb dca i2c_algo_bit i2c_core ptp pps_core power_meter acpi_ipmi ipmi_si ipmi_msghandler shpchp ext4 jbd2 mbcache sd_mod crc_t10dif megaraid_sas xhci_hcd wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
      [38460.396816] Pid: 35434, comm: dovecot-auth veid: 74315 Tainted: G W --------------- 2.6.32-042stab108.1 #1
      [38460.397637] Call Trace:
      [38460.398185] [<ffffffff8107b827>] ? warn_slowpath_common+0x87/0xc0
      [38460.398570] [<ffffffff8107b916>] ? warn_slowpath_fmt+0x46/0x50
      [38460.399291] [<ffffffff814b9a35>] ? tcp_recvmsg+0x1035/0x1190
      [38460.399745] [<ffffffff814dc60a>] ? inet_recvmsg+0x5a/0x90
      [38460.400199] [<ffffffff81172e29>] ? handle_pte_fault+0xf9/0xfb0
      [38460.400722] [<ffffffff81456e6e>] ? sock_aio_read+0x16e/0x180
      [38460.401154] [<ffffffff811b3dda>] ? do_sync_read+0xfa/0x140
      [38460.401655] [<ffffffff810a8860>] ? autoremove_wake_function+0x0/0x40
      [38460.402089] [<ffffffff811b4841>] ? vfs_read+0x181/0x1a0
      [38460.402482] [<ffffffff811b48b1>] ? sys_read+0x51/0x90
      [38460.402917] [<ffffffff8100b142>] ? system_call_fastpath+0x16/0x1b
      [38460.403289] ---[ end trace 2662bcedc71d52c8 ]---
      [38460.403588] Tainting kernel with flag 0x9
      [38460.404063] Pid: 35434, comm: dovecot-auth veid: 74315 Tainted: G W --------------- 2.6.32-042stab108.1 #1
      [38460.404857] Call Trace:
      [38460.405384] [<ffffffff8107b6b1>] ? add_taint+0x71/0x80
      [38460.406062] [<ffffffff8107b834>] ? warn_slowpath_common+0x94/0xc0
      [38460.406490] [<ffffffff8107b916>] ? warn_slowpath_fmt+0x46/0x50
      [38460.406890] [<ffffffff814b9a35>] ? tcp_recvmsg+0x1035/0x1190
      [38460.407312] [<ffffffff814dc60a>] ? inet_recvmsg+0x5a/0x90
      [38460.407642] [<ffffffff81172e29>] ? handle_pte_fault+0xf9/0xfb0
      [38460.408325] [<ffffffff81456e6e>] ? sock_aio_read+0x16e/0x180
      [38460.408685] [<ffffffff811b3dda>] ? do_sync_read+0xfa/0x140
      [38460.409020] [<ffffffff810a8860>] ? autoremove_wake_function+0x0/0x40
      [38460.409394] [<ffffffff811b4841>] ? vfs_read+0x181/0x1a0
      [38460.409818] [<ffffffff811b48b1>] ? sys_read+0x51/0x90
      [38460.410366] [<ffffffff8100b142>] ? system_call_fastpath+0x16/0x1b


      [ 1575.136836] ------------[ cut here ]------------
      [ 1575.137193] WARNING: at net/ipv4/tcp.c:1531 tcp_recvmsg+0x1035/0x1190() (Tainted: G W --------------- )
      [ 1575.137829] Hardware name: X10DRC
      [ 1575.138173] recvmsg VZWEB-2 (75081/opensips): copied FBB511F9 seq FBB511F9 rcvnxt FBB511FA fl 0
      [ 1575.138795] Modules linked in: kcare(U) sch_sfq cls_u32 sch_htb cpufreq_ondemand acpi_cpufreq freq_table mperf coretemp xt_conntrack xt_multiport ipt_REJECT iptable_raw iptable_mangle vzethdev pio_nfs pio_direct pfmt_raw pfmt_ploop1 ploop simfs vziolimit vzdquota ip6t_REJECT ip6table_mangle vzevent netconsole configfs vznetdev bonding 8021q garp stp llc iptable_filter ip6table_filter ip6_tables ipip tunnel4 nf_conntrack_ftp xt_recent vzrst vzcpt vzmon vzdev nfs lockd fscache auth_rpcgss nfs_acl sunrpc xt_connlimit ipt_REDIRECT xt_owner nf_conntrack_ipv6<4>[ 1575.144501] nf_defrag_ipv6 xt_state ipt_LOG xfrm_ipcomp xfrm4_mode_transport pppol2tp pppox xfrm6_mode_tunnel xfrm4_mode_tunnel esp6 ipv6 esp4 af_key arc4 ecb ppp_mppe ppp_deflate zlib_deflate ppp_async ppp_generic slhc crc_ccitt fuse iptable_nat nf_nat ip_tables nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 tun iTCO_wdt iTCO_vendor_support ses enclosure sg sb_edac edac_core i2c_i801 lpc_ich mfd_core igb dca i2c_algo_bit i2c_core ptp pps_core power_meter acpi_ipmi ipmi_si ipmi_msghandler shpchp ext4 jbd2 mbcache sd_mod crc_t10dif megaraid_sas xhci_hcd wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
      [ 1575.151203] Pid: 87499, comm: opensips veid: 75081 Tainted: G W --------------- 2.6.32-042stab108.1 #1
      [ 1575.151845] Call Trace:
      [ 1575.152203] [<ffffffff8107b827>] ? warn_slowpath_common+0x87/0xc0
      [ 1575.152555] [<ffffffff8107b916>] ? warn_slowpath_fmt+0x46/0x50
      [ 1575.152913] [<ffffffff814b9a35>] ? tcp_recvmsg+0x1035/0x1190
      [ 1575.153264] [<ffffffff811cc590>] ? __pollwait+0x0/0xf0
      [ 1575.153622] [<ffffffff814dc60a>] ? inet_recvmsg+0x5a/0x90
      [ 1575.153978] [<ffffffff81172e29>] ? handle_pte_fault+0xf9/0xfb0
      [ 1575.153984] [<ffffffff81456e6e>] ? sock_aio_read+0x16e/0x180
      [ 1575.153989] [<ffffffff811688be>] ? __dec_zone_page_state+0x2e/0x30
      [ 1575.153993] [<ffffffff811688be>] ? __dec_zone_page_state+0x2e/0x30
      [ 1575.154000] [<ffffffff811b3dda>] ? do_sync_read+0xfa/0x140
      [ 1575.154008] [<ffffffff810a8860>] ? autoremove_wake_function+0x0/0x40
      [ 1575.154016] [<ffffffff811b4841>] ? vfs_read+0x181/0x1a0
      [ 1575.154020] [<ffffffff811b48b1>] ? sys_read+0x51/0x90
      [ 1575.154025] [<ffffffff810fd3ae>] ? __audit_syscall_exit+0x25e/0x290
      [ 1575.154031] [<ffffffff8100b142>] ? system_call_fastpath+0x16/0x1b
      [ 1575.154036] ---[ end trace 2662bcedc71d52c4 ]---
      [ 1575.154037] Tainting kernel with flag 0x9
      [ 1575.154041] Pid: 87499, comm: opensips veid: 75081 Tainted: G W --------------- 2.6.32-042stab108.1 #1
      [ 1575.154043] Call Trace:
      [ 1575.154047] [<ffffffff8107b6b1>] ? add_taint+0x71/0x80
      [ 1575.154051] [<ffffffff8107b834>] ? warn_slowpath_common+0x94/0xc0
      [ 1575.154055] [<ffffffff8107b916>] ? warn_slowpath_fmt+0x46/0x50
      [ 1575.154061] [<ffffffff814b9a35>] ? tcp_recvmsg+0x1035/0x1190
      [ 1575.154064] [<ffffffff811cc590>] ? __pollwait+0x0/0xf0
      [ 1575.154073] [<ffffffff814dc60a>] ? inet_recvmsg+0x5a/0x90
      [ 1575.154077] [<ffffffff81172e29>] ? handle_pte_fault+0xf9/0xfb0
      [ 1575.154081] [<ffffffff81456e6e>] ? sock_aio_read+0x16e/0x180
      [ 1575.154085] [<ffffffff811688be>] ? __dec_zone_page_state+0x2e/0x30
      [ 1575.154088] [<ffffffff811688be>] ? __dec_zone_page_state+0x2e/0x30
      [ 1575.154094] [<ffffffff811b3dda>] ? do_sync_read+0xfa/0x140
      [ 1575.154100] [<ffffffff810a8860>] ? autoremove_wake_function+0x0/0x40
      [ 1575.154107] [<ffffffff811b4841>] ? vfs_read+0x181/0x1a0
      [ 1575.154112] [<ffffffff811b48b1>] ? sys_read+0x51/0x90
      [ 1575.154115] [<ffffffff810fd3ae>] ? __audit_syscall_exit+0x25e/0x290
      [ 1575.154120] [<ffffffff8100b142>] ? system_call_fastpath+0x16/0x1b
      [ 1590.566808] ------------[ cut here ]------------
      [ 1590.567195] WARNING: at net/ipv4/tcp.c:1531 tcp_recvmsg+0x1035/0x1190() (Tainted: G W --------------- )
      [ 1590.567869] Hardware name: X10DRC
      [ 1590.568226] recvmsg VZWEB-2 (75081/opensips): copied EFCAA281 seq EFCAA281 rcvnxt EFCAA282 fl 0
      [ 1590.568871] Modules linked in: kcare(U) sch_sfq cls_u32 sch_htb cpufreq_ondemand acpi_cpufreq freq_table mperf coretemp xt_conntrack xt_multiport ipt_REJECT iptable_raw iptable_mangle vzethdev pio_nfs pio_direct pfmt_raw pfmt_ploop1 ploop simfs vziolimit vzdquota ip6t_REJECT ip6table_mangle vzevent netconsole configfs<4>[ 1590.572034] vznetdev bonding 8021q garp stp llc iptable_filter ip6table_filter ip6_tables ipip tunnel4 nf_conntrack_ftp xt_recent vzrst vzcpt vzmon vzdev nfs lockd fscache auth_rpcgss nfs_acl sunrpc xt_connlimit ipt_REDIRECT xt_owner nf_conntrack_ipv6 nf_defrag_ipv6 xt_state ipt_LOG xfrm_ipcomp xfrm4_mode_transport pppol2tp pppox xfrm6_mode_tunnel xfrm4_mode_tunnel esp6 ipv6 esp4 af_key arc4 ecb ppp_mppe ppp_deflate zlib_deflate ppp_async ppp_generic slhc crc_ccitt fuse iptable_nat nf_nat ip_tables nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 tun iTCO_wdt iTCO_vendor_support ses enclosure sg sb_edac edac_core i2c_i801 lpc_ich mfd_core igb dca i2c_algo_bit i2c_core ptp pps_core power_meter acpi_ipmi ipmi_si ipmi_msghandler shpchp ext4 jbd2 mbcache sd_mod crc_t10dif megaraid_sas xhci_hcd wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
      [ 1590.573799] Pid: 87498, comm: opensips veid: 75081 Tainted: G W --------------- 2.6.32-042stab108.1 #1
      [ 1590.573802] Call Trace:
      [ 1590.573814] [<ffffffff8107b827>] ? warn_slowpath_common+0x87/0xc0
      [ 1590.573819] [<ffffffff8107b916>] ? warn_slowpath_fmt+0x46/0x50
      [ 1590.573826] [<ffffffff814b9a35>] ? tcp_recvmsg+0x1035/0x1190
      [ 1590.573836] [<ffffffff814dc60a>] ? inet_recvmsg+0x5a/0x90
      [ 1590.573842] [<ffffffff81172e29>] ? handle_pte_fault+0xf9/0xfb0
      [ 1590.573848] [<ffffffff81456e6e>] ? sock_aio_read+0x16e/0x180
      [ 1590.573855] [<ffffffff811b3dda>] ? do_sync_read+0xfa/0x140
      [ 1590.573863] [<ffffffff810a8860>] ? autoremove_wake_function+0x0/0x40
      [ 1590.573868] [<ffffffff811b4841>] ? vfs_read+0x181/0x1a0
      [ 1590.573872] [<ffffffff811b48b1>] ? sys_read+0x51/0x90
      [ 1590.573877] [<ffffffff8100b142>] ? system_call_fastpath+0x16/0x1b
      [ 1590.573881] ---[ end trace 2662bcedc71d52c5 ]---
      [ 1590.573883] Tainting kernel with flag 0x9
      [ 1590.573886] Pid: 87498, comm: opensips veid: 75081 Tainted: G W --------------- 2.6.32-042stab108.1 #1
      [ 1590.573889] Call Trace:
      [ 1590.573892] [<ffffffff8107b6b1>] ? add_taint+0x71/0x80
      [ 1590.573896] [<ffffffff8107b834>] ? warn_slowpath_common+0x94/0xc0
      [ 1590.573900] [<ffffffff8107b916>] ? warn_slowpath_fmt+0x46/0x50
      [ 1590.573904] [<ffffffff814b9a35>] ? tcp_recvmsg+0x1035/0x1190
      [ 1590.573911] [<ffffffff814dc60a>] ? inet_recvmsg+0x5a/0x90
      [ 1590.573914] [<ffffffff81172e29>] ? handle_pte_fault+0xf9/0xfb0
      [ 1590.573917] [<ffffffff81456e6e>] ? sock_aio_read+0x16e/0x180
      [ 1590.573923] [<ffffffff811b3dda>] ? do_sync_read+0xfa/0x140
      [ 1590.573928] [<ffffffff810a8860>] ? autoremove_wake_function+0x0/0x40
      [ 1590.573935] [<ffffffff811b4841>] ? vfs_read+0x181/0x1a0
      [ 1590.573938] [<ffffffff811b48b1>] ? sys_read+0x51/0x90
      [ 1590.573942] [<ffffffff8100b142>] ? system_call_fastpath+0x16/0x1b


      dmesg | grep -c "tcp_recvmsg"
      54
      warnings for 10 hours on new kernel.

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            Assignee:
            khorenko Konstantin Khorenko
            Reporter:
            mrqwer88@gmail.com Sergei Mamonov
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              Dates

              Created:
              Updated:
              Resolved: