[FS#4250] ltq_etop 1e180000.etop eth0: tx ring full

[OpenWrt Bugs]

THIS IS AN AUTOMATED MESSAGE, DO NOT REPLY.

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

User who did this - Reinhard Max (rmax) 

Attached to Project - OpenWrt/LEDE Project
Summary - ltq_etop 1e180000.etop eth0: tx ring full
Task Type - Bug Report
Category - Kernel
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Low
Priority - Very Low
Reported Version - openwrt-21.02
Due in Version - Undecided
Due Date - Undecided
Details - Device: Buffalo WBMR-HP-G300H
Firmware: OpenWrt 21.02.0, r16279-5cc0535800

Every once in a while the kernel spits out messages like this:

  [121661.431352] ltq_etop 1e180000.etop eth0: tx ring full
  [121661.458229] ltq_etop 1e180000.etop eth0: tx ring full
  [121667.756097] ltq_etop 1e180000.etop eth0: tx ring full
  [131036.649561] ltq_etop 1e180000.etop eth0: tx ring full
  [131036.683894] ltq_etop 1e180000.etop eth0: tx ring full
  [131036.703154] ltq_etop 1e180000.etop eth0: tx ring full

Currenly I have more than 1100 of these messages in the log over an uptime of less than 2 days.

Someone else reported this against 18.06 on the same device already, but it got closed when that version went EOL:
https://bugs.openwrt.org/index.php?do=details&task_id=1968


More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=4250

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