[FS#671] Maybe something wrong with iptables

[LEDE Bugs]

A new Flyspray task has been opened.  Details are below. 

User who did this - Huy (danghuy1994) 

Attached to Project - LEDE Project
Summary - Maybe something wrong with iptables
Task Type - Bug Report
Category - Kernel
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Medium
Priority - Very Low
Reported Version - lede-17.01
Due in Version - Undecided
Due Date - Undecided
Details -  - Device problem occurs on any reboot
 - LEDE 17.01 on Archer C50 (CPU: MT7620A, 2G: MT7620A, 5G: MT7612EN)
 - Packages installed: 
    + kmod-nf-nathelper
    + kmod-nf-nathelper-extra
    + kmod-nfnetlink-log
    + kmod-nfnetlink-queue
    + iptables-mod-conntrack-extra
    + iptables-mod-nat-extra

[ 2523.002022] ------------[ cut here ]------------
[ 2523.006780] WARNING: CPU: 0 PID: 0 at net/core/skbuff.c:4194 0x801f1598()
[ 2523.013760] Modules linked in: pppoe ppp_async iptable_nat wireguard rt2800soc rt2800pci rt2800mmio rt2800lib qmi_wwan pppox ppp_generic nf_nat_pptp nf_nat_ipv4 nf_nat_amanda nf_conntrack_pptp nf_conntrack_ipv6 nf_conntrack_ipv4 nf_conntrack_amanda ipt_REJECT ipt_MASQUERADE xt_time xt_tcpudp xt_tcpmss xt_statistic xt_state xt_recent xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length xt_hl xt_helper xt_hashlimit xt_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit xt_connbytes xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_LOG xt_HL xt_DSCP xt_CT xt_CLASSIFY usbnet ts_kmp ts_fsm ts_bm slhc rt2x00soc rt2x00pci rt2x00mmio rt2x00lib nfnetlink_queue nfnetlink_log nf_reject_ipv4 nf_nat_tftp nf_nat_snmp_basic nf_nat_sip nf_nat_redirect nf_nat_proto_gre nf_nat_masquerade_ipv4 nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_tftp nf_conntrack_snmp nf_conntrack_sip nf_conntrack_rtcache nf_conntrack_proto_gre nf_conntrack_netlink nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp nf_conntrack_broadcast iptable_mangle iptable_filter ipt_ECN ip_tables crc_itu_t crc_ccitt cdc_wdm sch_cake nf_conntrack act_skbedit act_mirred em_u32 cls_u32 cls_tcindex cls_flow cls_route cls_fw sch_tbf sch_htb sch_hfsc sch_ingress ledtrig_usbport mt7603e mt76x2e mt76 mac80211 cfg80211 compat xt_set ip_set_list_set ip_set_hash_netiface ip_set_hash_netport ip_set_hash_netnet ip_set_hash_net ip_set_hash_netportnet ip_set_hash_mac ip_set_hash_ipportnet ip_set_hash_ipportip ip_set_hash_ipport ip_set_hash_ipmark ip_set_hash_ip ip_set_bitmap_port ip_set_bitmap_ipmac ip_set_bitmap_ip ip_set nfnetlink ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables x_tables ifb ip6_udp_tunnel udp_tunnel ipip tunnel4 ip_tunnel tun zram lzo_decompress lzo_compress lz4_decompress lz4_compress zsmalloc eeprom_93cx6 mii usb_storage ehci_platform ehci_hcd sd_mod scsi_mod f2fs usbcore nls_base usb_common leds_gpio gpio_button_hotplug
[ 2523.192336] CPU: 0 PID: 0 Comm: swapper Not tainted 4.4.50 #0
[ 2523.198196] Stack : 8031387c 00000000 00000001 80360000 00000000 00000000 00000000 00000000
[ 2523.198196] 	  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 2523.198196] 	  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 2523.198196] 	  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 2523.198196] 	  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 2523.198196] 	  ...
[ 2523.234571] Call Trace:[] 0x80014488
[ 2523.239162] [] 0x80014488
[ 2523.242734] [] 0x80024f98
[ 2523.246311] [] 0x801f1598
[ 2523.249906] [] 0x80025050
[ 2523.253507] [] 0x801f1598
[ 2523.257103] [] 0x8024ae00
[ 2523.260713] [] 0x82e707f4 [nf_conntrack at 82e70000+0xc860]
[ 2523.267044] [] 0x8024b3e8
[ 2523.270646] [] 0x8024fbf8
[ 2523.274259] [] 0x82e88448 [ip_tables at 82e88000+0x2410]
[ 2523.280324] [] 0x80257968
[ 2523.283937] [] 0x8025a094
[ 2523.287506] [] 0x8249436c [nf_conntrack_ipv4 at 82494000+0x14e0]
[ 2523.294331] [] 0x80231348
[ 2523.297918] [] 0x802377c4
[ 2523.301534] [] 0x80237d7c
[ 2523.305137] [] 0x80237668
[ 2523.308720] [] 0x80238048
[ 2523.312359] [] 0x8023788c
[ 2523.315943] [] 0x80200484
[ 2523.319524] [] 0x82dace30 [mac80211 at 82d80000+0x5ece0]
[ 2523.325577] [] 0x80203954
[ 2523.329198] [] 0x802dd2e8
[ 2523.332793] [] 0x801f229c
[ 2523.336366] [] 0x80079b30
[ 2523.339992] [] 0x802dd824
[ 2523.343592] [] 0x801f4028
[ 2523.347200] [] 0x802ddc24
[ 2523.350772] [] 0x8025ea5c
[ 2523.354371] [] 0x8025edd4
[ 2523.357955] [] 0x8026e6ec
[ 2523.361545] [] 0x802dd8a8
[ 2523.365110] [] 0x80200200
[ 2523.368752] [] 0x80201bc8
[ 2523.372405] [] 0x82d9fd68 [mac80211 at 82d80000+0x5ece0]
[ 2523.378535] [] 0x82da2b50 [mac80211 at 82d80000+0x5ece0]
[ 2523.384752] [] 0x82da4d2c [mac80211 at 82d80000+0x5ece0]
[ 2523.390930] [] 0x82da5530 [mac80211 at 82d80000+0x5ece0]
[ 2523.397107] [] 0x82ce58ec [mt76 at 82ce4000+0x3c00]
[ 2523.402820] [] 0x82ce50e8 [mt76 at 82ce4000+0x3c00]
[ 2523.408470] [] 0x80201408
[ 2523.412112] [] 0x80027518
[ 2523.415672] [] 0x8004f0bc
[ 2523.419231] [] 0x8004b5d4
[ 2523.422803] [] 0x802f0000
[ 2523.426363] [] 0x800047f4
[ 2523.429917] 
[ 2523.431447] ---[ end trace f575bdc1078df966 ]---
   

 

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=671