[FS#3054] TL-WR841ND v5 (AR7240 rev 2) eth0: tx timeout

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The following task has a new comment added:

FS#3054 - TL-WR841ND v5 (AR7240 rev 2) eth0: tx timeout
User who did this - Kirill Lukonin (klukonin)

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Here is my kernel log for 100 Mbit mode with issue.


Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.074088] ------------[ cut here ]------------
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.078899] WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:320 dev_watchdog+0x164/0x274
Mon Dec  7 03:42:31 2020 kern.info kernel: [ 1151.087467] NETDEV WATCHDOG: eth0 (ag71xx): transmit queue 0 timed out
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.094211] Modules linked in: ath9k ath9k_common ath9k_hw ath10k_pci ath10k_core ath mac80211 cfg80211 compat ohci_platform ohci_hcd ehci_platform ehci_hcd gpio_button_hotplug usbcore nls_base usb_common
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.113015] CPU: 0 PID: 0 Comm: swapper Not tainted 4.14.209 #0
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.119132] Stack : 80520000 804dbbbc 00000000 00000000 804b1edc 87c07e04 80505c8c 805058a7
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.127780]         804adfb0 00000000 80653670 00000140 80510eb4 00000001 87c07db8 214d684b
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.136425]         00000000 00000000 80650000 00004ed8 00000000 00000000 00000007 00000000
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.145071]         000000ef f07a2f11 000000ee 00000000 00000000 00000009 00000000 804d5f34
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.153709]         80325350 00000140 80510eb4 80510e74 00000002 80272984 00000000 80650000
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.162346]         ...
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.164880] Call Trace:
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.167426] [] show_stack+0x58/0x100
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.172032] [] __warn+0xe4/0x13c
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.176273] [] warn_slowpath_fmt+0x30/0x3c
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.181410] [] dev_watchdog+0x164/0x274
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.186302] [] call_timer_fn.isra.26+0x24/0x84
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.191788] [] run_timer_softirq+0x174/0x1ec
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.197125] [] __do_softirq+0xe8/0x2bc
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.201909] [] plat_irq_dispatch+0xc0/0x120
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.207139] [] handle_int+0x138/0x144
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.211824] [] r4k_wait_irqoff+0x18/0x24
Mon Dec  7 03:42:31 2020 kern.warn kernel: [ 1151.216781] ---[ end trace ce3288942b2c25d6 ]---
Mon Dec  7 03:42:31 2020 kern.info kernel: [ 1151.221548] eth0: tx timeout
Mon Dec  7 03:42:41 2020 kern.info kernel: [ 1161.074089] eth0: tx timeout
Mon Dec  7 03:42:51 2020 kern.info kernel: [ 1171.074089] eth0: tx timeout
Mon Dec  7 03:44:01 2020 kern.info kernel: [ 1241.074087] eth0: tx timeout
Mon Dec  7 03:44:16 2020 kern.info kernel: [ 1256.114092] eth0: tx timeout
client_loop: send disconnect: Broken pipe

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More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=3054#comment9135

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