[FS#3450] AC2100 MT7621 eth0 (mtk_soc_eth): transmit queue 0 timed out (Attachment added)

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Thu Nov 26 09:37:27 EST 2020


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FS#3450 - AC2100 MT7621 eth0 (mtk_soc_eth): transmit queue 0 timed out
User who did this - Gregory D (gregd72002)

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I recompiles v19.07.4 using the patch above and the error appeared again:

[12242.541122] ------------[ cut here ]------------
[12242.545762] WARNING: CPU: 2 PID: 0 at net/sched/sch_generic.c:320 0x8038c0e0
[12242.552832] NETDEV WATCHDOG: eth0 (mtk_soc_eth): transmit queue 0 timed out
[12242.559762] Modules linked in: pppoe ppp_async pppox ppp_generic pl2303 nf_conntrack_ipv6 mt76x2e mt76x2_common mt76x02_lib mt7603e mt76 mac80211 iptable_nat ipt_REJECT ipt_MASQUERADE ftdi_sio cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_FLOWOFFLOAD xt_CT usbserial 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 nf_conntrack iptable_mangle iptable_filter ip_tables crc_ccitt compat nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 tun mmc_block mtk_sd mmc_core leds_gpio xhci_plat_hcd xhci_pci xhci_mtk xhci_hcd gpio_button_hotplug
[12242.631563]  usbcore nls_base usb_common
[12242.635495] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 4.14.195 #0
[12242.641563] Stack : 00000000 00000000 00000000 8fddc040 00000000 00000000 00000000 00000000
[12242.649900]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0dd60 ac07f5da
[12242.658232]         8fc0ddf8 00000000 00000000 00005eb0 00000038 8049c858 00000007 00000000
[12242.666566]         00000000 80550000 0009b267 00000000 8fc0dd40 00000000 00000000 8050aed8
[12242.674900]         8038c0e0 00000140 00000002 8fddc040 00000000 802ad210 00000008 806b0008
[12242.683234]         ...
[12242.685670] Call Trace:
[12242.685724] [] 0x8049c858
[12242.691630] [] 0x8038c0e0
[12242.695107] [] 0x802ad210
[12242.698585] [] 0x8000c1a0
[12242.702062] [] 0x8000c1a8
[12242.705534] [] 0x804856c4
[12242.709003] [] 0x80071ab0
[12242.712482] [] 0x8002e608
[12242.715955] [] 0x8038c0e0
[12242.719433] [] 0x8002e690
[12242.722913] [] 0x8e940104 [mt76x02_lib at 8e940000+0x96c0]
[12242.728998] [] 0x8038c0e0
[12242.732480] [] 0x8038bf34
[12242.735952] [] 0x80088568
[12242.739421] [] 0x8025b0e0
[12242.742896] [] 0x80088824
[12242.746370] [] 0x80079158
[12242.749845] [] 0x804a3658
[12242.753319] [] 0x80032fb4
[12242.756790] [] 0x8025a5f0
[12242.760265] [] 0x80007488
[12242.763736] 
[12242.765332] ---[ end trace 032a77caa8122fc8 ]---
[12242.769948] mtk_soc_eth 1e100000.ethernet eth0: transmit timed out
[12242.776132] mtk_soc_eth 1e100000.ethernet eth0: dma_cfg:80000067
[12242.782157] mtk_soc_eth 1e100000.ethernet eth0: tx_ring=0, base=0ec20000, max=0, ctx=159, dtx=3726, fdx=3726, next=159
[12242.792853] mtk_soc_eth 1e100000.ethernet eth0: rx_ring=0, base=0e1c0000, max=0, calc=2088, drx=2089
[12243.205394] mtk_soc_eth 1e100000.ethernet: 0x100 = 0x5960000c, 0x10c = 0x80818
[12243.218367] mtk_soc_eth 1e100000.ethernet: PPE started
[12330.537877] mtk_soc_eth 1e100000.ethernet eth0: transmit timed out
[12330.544073] mtk_soc_eth 1e100000.ethernet eth0: dma_cfg:80000067
[12330.550112] mtk_soc_eth 1e100000.ethernet eth0: tx_ring=0, base=0d800000, max=0, ctx=3072, dtx=0, fdx=0, next=3072
[12330.560464] mtk_soc_eth 1e100000.ethernet eth0: rx_ring=0, base=0ece0000, max=0, calc=2126, drx=2127
[12330.978048] mtk_soc_eth 1e100000.ethernet: 0x100 = 0x4e60060c, 0x10c = 0x80818
[12330.991229] mtk_soc_eth 1e100000.ethernet: PPE started
root at OpenWrt:~# cat /proc/uptime 
12400.04 49269.16
root at OpenWrt:~# ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8): 56 data bytes
^C
--- 8.8.8.8 ping statistics ---
3 packets transmitted, 0 packets received, 100% packet loss
root at OpenWrt:~# reboot


Router: ZBT-WE1326

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https://bugs.openwrt.org/index.php?do=details&task_id=3450#comment9041

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