OpenWrt/LEDE Project

Attached to Project: OpenWrt/LEDE Project
Opened by Victor Sergienko - 03.12.2020

Supply the following if possible:
- Device problem occurs on: Netgear R7800

- Software versions of OpenWrt/LEDE release, packages, etc:
cat /etc/*-release
NAME=”OpenWrt” VERSION=”19.07.3” ID=”openwrt” ID_LIKE=”lede openwrt” PRETTY_NAME=”OpenWrt 19.07.3” VERSION_ID=”19.07.3” HOME_URL=”https://openwrt.org/” BUG_URL=”https://bugs.openwrt.org/” SUPPORT_URL=”https://forum.openwrt.org/” BUILD_ID=”r11063-85e04e9f46” OPENWRT_BOARD=”ipq806x/generic” OPENWRT_ARCH=”arm_cortex-a15_neon-vfpv4” OPENWRT_TAINTS=”” OPENWRT_DEVICE_MANUFACTURER=”OpenWrt” OPENWRT_DEVICE_MANUFACTURER_URL=”https://openwrt.org/” OPENWRT_DEVICE_PRODUCT=”Generic” OPENWRT_DEVICE_REVISION=”v0” OPENWRT_RELEASE=”OpenWrt 19.07.3 r11063-85e04e9f46”

- Steps to reproduce:
Cannot, sorry. It happened in the night, after a few months of uptime. I can only analyze it post factum.

I have this in the dmesg log:

[ 4778.037462] ath10k_pci 0001:01:00.0: Invalid VHT mcs 15 peer stats
[25912.740536] conntrack: generic helper won’t handle protocol 47. Please consider loading the specific helper module.
[63498.886948] ath10k_pci 0001:01:00.0: Invalid peer id 13 or peer stats buffer, peer: (null) sta: (null)
[290864.886375] ————[ cut here ]———— [290864.886409] WARNING: CPU: 0 PID: 0 at /builder/shared-workdir/build/build_dir/target-arm_cortex-a15+neon-vfpv4_musl_eabi/linux-ipq806x_generic/ath10k-ct-regular/ath10k-ct-2019-09-09-5e8cd86f/ath10k-4.19/htt_rx.c:1206 0xbf3b1be0 [ath10k_core@bf394000+0×57000]
[290864.890588] Modules linked in: pppoe ppp_async ath10k_pci ath10k_core ath pppox ppp_generic nf_conntrack_ipv6 mac80211 iptable_nat ipt_REJECT ipt_MASQUERADE cfg80211 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_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit xt_connbytes xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_HL xt_FLOWOFFLOAD xt_DSCP xt_CT xt_CLASSIFY slhc nf_reject_ipv4 nf_nat_redirect nf_nat_masquerade_ipv4 nf_conntrack_ipv4 nf_nat_ipv4 nf_nat nf_log_ipv4 nf_flow_table_hw nf_flow_table nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache iptable_raw iptable_mangle iptable_filter ipt_ECN ip_tables crc_ccitt compat sch_cake nf_conntrack sch_tbf sch_ingress sch_htb sch_hfsc em_u32 cls_u32 cls_tcindex cls_route
[290864.961841] cls_matchall cls_fw cls_flow cls_basic act_skbedit act_mirred ledtrig_usbport nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 ifb tun leds_gpio xhci_plat_hcd xhci_pci xhci_hcd dwc3 dwc3_of_simple ohci_platform ohci_hcd phy_qcom_dwc3 ahci ehci_platform sd_mod ahci_platform libahci_platform libahci libata scsi_mod ehci_hcd gpio_button_hotplug
[290864.998007] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.180 #0
[290865.020175] Hardware name: Generic DT based system
[290865.026256] Function entered at [<c030f1c4>] from [<c030b390>]
[290865.031028] Function entered at [<c030b390>] from [<c07c09c4>]
[290865.036931] Function entered at [<c07c09c4>] from [<c031f878>]
[290865.042834] Function entered at [<c031f878>] from [<c031f964>]
[290865.048734] Function entered at [<c031f964>] from [<bf3b1be0>]
[290865.054681] Function entered at [<bf3b1be0>] from [<bf3b31e0>]
[290865.060543] Function entered at [<bf3b31e0>] from [<bf3b39d0>]
[290865.066444] Function entered at [<bf3b39d0>] from [<bf3ef758>]
[290865.072359] Function entered at [<bf3ef758>] from [<c06a9798>]
[290865.078250] Function entered at [<c06a9798>] from [<c03015c8>]
[290865.084152] Function entered at [<c03015c8>] from [<c0323e2c>]
[290865.090055] Function entered at [<c0323e2c>] from [<c03629d8>]
[290865.095959] Function entered at [<c03629d8>] from [<c0301488>]
[290865.101859] Function entered at [<c0301488>] from [<c030bf8c>]
[290865.107763] Exception stack(0xc0a01f48 to 0xc0a01f90)
[290865.113675] 1f40: 00000001 00000000 00000000 c0315100 ffffe000 c0a03cb8
[290865.118894] 1f60: c0a03c6c 00000000 00000000 c092ea28 00000000 00000000 c0a01f90 c0a01f98
[290865.127132] 1f80: c030854c c0308550 60000013 ffffffff
[290865.135368] Function entered at [<c030bf8c>] from [<c0308550>]
[290865.140489] Function entered at [<c0308550>] from [<c0358828>]
[290865.146306] Function entered at [<c0358828>] from [<c0358b70>]
[290865.152206] Function entered at [<c0358b70>] from [<c0900c54>]
[290865.158207] —[ end trace e3efdf73eb89c8f9 ]— [2515308.545406] ath10k_pci 0001:01:00.0: failed to increase tx pending count: -16, dropping

...then the last line repeats about a hundred times.

Clients cannot connect to 2.4GHz network.

# iwinfo
wlan0 ESSID: “redacted5”

        Access Point: DC:EF:09:DE:BD:B2
        Mode: Master  Channel: 36 (5.180 GHz)
        Tx-Power: 23 dBm  Link Quality: 52/70
        Signal: -58 dBm  Noise: -108 dBm
        Bit Rate: 753.4 MBit/s
        Encryption: WPA2 PSK (CCMP)
        Type: nl80211  HW Mode(s): 802.11nac
        Hardware: 168C:0046 168C:CAFE [Qualcomm Atheros QCA9984]
        TX power offset: none
        Frequency offset: none
        Supports VAPs: yes  PHY name: phy0

wlan1 ESSID: “redacted24”

        Access Point: DC:EF:09:DE:BD:B3
        Mode: Master  Channel: 11 (2.462 GHz)
        Tx-Power: 30 dBm  Link Quality: unknown/70
        Signal: unknown  Noise: -101 dBm
        Bit Rate: unknown
        Encryption: mixed WPA/WPA2 PSK (CCMP)
        Type: nl80211  HW Mode(s): 802.11bgn
        Hardware: 168C:0046 168C:CAFE [Qualcomm Atheros QCA9984]
        TX power offset: none
        Frequency offset: none
        Supports VAPs: yes  PHY name: phy1