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Ysurac / openmptcprouter

OpenMPTCProuter is an open source solution to aggregate multiple internet connections using Multipath TCP (MPTCP) on OpenWrt
https://www.openmptcprouter.com/
GNU General Public License v3.0
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Kernel warning Pi4 B #2080

Closed kverkind closed 3 years ago

kverkind commented 3 years ago

Expected Behavior

Expect no kernel warnings in log file

Current Behavior

kernel warning random for different cores

Possible Solution

Steps to Reproduce the Problem

Normal OpenMTCProuter running with 3 WANs

Context (Environment)

Normal operation. Random warnings (not affecting operation)

Kernel warning at random intervals

Specifications

Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.559472] ------------[ cut here ]------------ Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.564195] WARNING: CPU: 3 PID: 27970 at kernel/module.c:1152 module_put.part.61+0x48/0x50 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.572625] Modules linked in: ath9k ath9k_htc ath9k_common rtl8192cu rtl8192c_common rtl_usb rt2800usb rt2800lib qcserial pppoe ppp_async option ipw cdc_mbim brcmfmac ath9k_hw ath wireguard usb_wwan usb_serial_simple ti_usb_3410_5052 sr9700 smsc95xx smsc75xx sierra_net sierra rtlwifi rtl8xxxu rtl8812au rtl8187 rt2x00usb rt2x00lib rndis_host qmi_wwan pppox ppp_generic pl2303 oti6858 mt7601u mos7720 mmc_spi mct_u232 mcs7830 mac80211 lzo libchacha20poly1305 libblake2s keyspan kalmia ipt_REJECT huawei_cdc_ncm garmin_gps ftdi_sio ebtable_nat ebtable_filter ebtable_broute dm9601 cypress_m8 cp210x chacha_neon ch341 cfg80211 cdc_subset cdc_ncm cdc_ether cdc_eem belkin_sa ax88179_178a asix ark3116 xt_time xt_tcpudp xt_tcpmss xt_statistic xt_state xt_socket xt_recent xt_quota xt_policy xt_pkttype xt_owner xt_ndpi xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length xt_iface xt_hl xt_helper xt_hashlimit xt_esp xt_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit xt_connbytes xt_condition xt_comment Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.572696] xt_cgroup xt_addrtype xt_TRACE xt_TPROXY xt_TCPMSS xt_REDIRECT xt_MASQUERADE xt_LOG xt_IPMARK xt_HL xt_FLOWOFFLOAD xt_DSCP xt_CT xt_CLASSIFY xt_ACCOUNT visor via_velocity via_rhine usbserial usbnet usbhid tulip ts_fsm ts_bm solos_pci slhc sky2 skge sis900 sis190 sch_cake rtl8150 r8712u(C) r8169 r8152 r8125 r6040 poly1305_neon pegasus pcnet32 of_mmc_spi nf_tproxy_ipv6 nf_tproxy_ipv4 nf_socket_ipv6 nf_socket_ipv4 nf_reject_ipv4 nf_nat_tftp nf_nat_snmp_basic nf_nat_sip nf_nat_pptp nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda nf_log_ipv4 nf_flow_table_hw nf_flow_table nf_conntrack_tftp nf_conntrack_snmp nf_conntrack_sip nf_conntrack_rtcache nf_conntrack_pptp nf_conntrack_netlink nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp nf_conntrack_broadcast ts_kmp nf_conntrack_amanda nf_conncount ne2k_pci macvlan lzo_decompress lzo_compress libcurve25519_generic libchacha libblake2s_generic kaweth iptable_raw iptable_nat iptable_mangle iptable_filter ipt_ah ipt_ECN ipheth Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.660480] ip6table_raw ip_tables hso hid_generic forcedeth ezusb ethoc et131x ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 e1000e e100 crc7 crc_itu_t crc_ccitt compat_xtables compat cdc_wdm cdc_acm brcmutil bnx2 atl2 atl1e atl1c atl1 asn1_decoder arptable_filter arpt_mangle arp_tables 8390 8250_pci 8139too 8139cp tcp_nanqinlang tcp_bbr2 sch_teql sch_sfq sch_red sch_prio sch_pie sch_multiq sch_gred sch_fq sch_dsmark sch_codel em_text em_nbyte em_meta em_cmp act_simple act_police act_pedit act_ipt act_gact act_csum sch_tbf sch_ingress sch_htb sch_hfsc em_u32 cls_u32 cls_tcindex cls_route cls_matchall cls_fw cls_flow cls_basic act_skbedit act_mirred snd_bcm2835(C) hid evdev i2c_gpio i2c_algo_bit i2c_dev spi_ks8995 xt_set ip_set_list_set ip_set_hash_netportnet ip_set_hash_netport ip_set_hash_netnet ip_set_hash_netiface ip_set_hash_net ip_set_hash_mac ip_set_hash_ipportnet ip_set_hash_ipportip ip_set_hash_ipport ip_set_hash_ipmark Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.747314] ip_set_hash_ip ip_set_bitmap_port ip_set_bitmap_ipmac ip_set_bitmap_ip ip_set nfnetlink ip6table_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_NPT nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 swconfig bonding 3c59x ip6_gre ip_gre gre vmxnet3 e1000 ifb nat46 ip6_udp_tunnel udp_tunnel sit sctp libcrc32c ipcomp6 xfrm6_tunnel esp6 ah6 xfrm4_tunnel ipcomp esp4 ah4 ip6_tunnel netlink_diag tunnel6 tunnel4 ip_tunnel hfcpci hfcmulti veth tun snd_rawmidi snd_seq_device snd_pcm_oss snd_pcm_dmaengine snd_pcm snd_timer snd_mixer_oss snd_hwdep snd_compress snd soundcore mISDN_dsp l1oip mISDN_core xfrm_user xfrm_ipcomp af_key xfrm_algo autofs4 br2684 atm nls_utf8 zram zsmalloc natsemi eeprom_93cx6 sha1_generic md5 kpp ghash_generic gf128mul gcm echainiv des_generic libdes deflate zlib_inflate zlib_deflate authenc crypto_acompress vfat fat nls_iso8859_1 nls_cp437 ahci libahci libata fsl_mph_dr_of ehci_platform ehci_fsl Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.834586] ehci_hcd gpio_button_hotplug tg3 b44 ssb ptp realtek pps_core Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.929100] CPU: 3 PID: 27970 Comm: kworker/u8:1 Tainted: G WC 5.4.106 #0 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.937183] Hardware name: Raspberry Pi 4 Model B Rev 1.2 (DT) Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.943105] Workqueue: mptcp_wq mptcp_sub_close_wq Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.947975] pstate: 80400005 (Nzcv daif +PAN -UAO) Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.952845] pc : module_put.part.61+0x48/0x50 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.957280] lr : module_put+0x10/0x20 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.961018] sp : ffffffc01153bcc0 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.964409] x29: ffffffc01153bcc0 x28: 0000000000000000 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.969800] x27: ffffff80f26b72b8 x26: ffffffc0108a1bd0 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.975190] x25: 0000000000000000 x24: ffffff80f28b46c0 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.980579] x23: 0000000000000000 x22: ffffffc01070c69c Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.985969] x21: ffffff80ef4dd840 x20: 0000000000000007 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.991358] x19: ffffff80ef4dd7c0 x18: 0000000000000000 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264144.996748] x17: 0000000000000000 x16: 0000000000000000 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.002137] x15: 0000000000000000 x14: 0000000000000000 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.007526] x13: 0000000000000000 x12: 0000000000000000 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.012916] x11: 000000004c000e63 x10: 0000000000000800 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.018305] x9 : ffffff80f20b2f64 x8 : fefefefefefefeff Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.023695] x7 : 0000000000000010 x6 : 00000cf5d34856bb Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.029084] x5 : 0000000000000000 x4 : 0000000000000005 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.034473] x3 : 00000000ffffffff x2 : 0000000000000000 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.039863] x1 : 0000000000000000 x0 : ffffffc008ddc200 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.045253] Call trace: Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.047777] module_put.part.61+0x48/0x50 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.051867] tcp_cleanup_congestion_control+0x30/0x38 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.056996] tcp_v4_destroy_sock+0x40/0x110 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.061257] inet_csk_destroy_sock+0x50/0x110 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.065693] tcp_close+0x31c/0x580 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.069172] mptcp_sub_close_wq+0x74/0xe8 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.073260] process_one_work+0x1ec/0x378 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.077346] worker_thread+0x48/0x4d0 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.081089] kthread+0x120/0x128 Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.084395] ret_from_fork+0x10/0x1c Wed Sep 15 21:25:35 2021 kern.warn kernel: [264145.088047] ---[ end trace 5d7fd9bc74f67f97 ]---

kverkind commented 3 years ago

disappeared. I believe it was related to ssh timeout. Puted idle time to 120 sec and it is gone