Oracle Linux 6: WARNING: CPU: Net/ipv4/tcp_input.c:2240 Tcp_mark_head_lost+0x1b6/0x290()
(Doc ID 2720797.1)
Last updated on APRIL 10, 2022
Applies to:
Linux OS - Version Oracle Linux 6.10 with Unbreakable Enterprise Kernel [4.1.12] to Oracle Linux 6.10 [Release OL6U10]Linux x86-64
Symptoms
An Oracle Linux 6 (OL6) UEK4 server frequently reports the following error.
Server reboot temporarily alleviates the issue, however, the message recurs some time later.
Kernel: 4.1.12-124.37.1.el6uek.x86_64
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |