Fluentd shows an error when trying to advance the read pointer into the journal one entry in RHOCP 4

Solution Verified - Updated -

Issue

  • Fluentd pods are showing a ruby stacktrace error as:

    2025-04-15T18:31:16.958263928Z /usr/share/gems/gems/systemd-journal-1.4.2/lib/systemd/journal/navigable.rb:43: [BUG] Bus Error at 0x00007fc72c400098
    2025-04-15T18:31:16.958263928Z ruby 3.1.5p252 (2024-04-23 revision 1945f8dc0e) [x86_64-linux]
    2025-04-15T18:31:16.958263928Z 
    2025-04-15T18:31:16.958263928Z -- Control frame information ----------------------------------------
    -------
    2025-04-15T18:31:16.958263928Z c:0011 p:---- s:0050 e:000049 CFUNC  :sd_journal_next
    2025-04-15T18:31:16.958361572Z c:0010 p:0014 s:0045 e:000044 METHOD /usr/share/gems/gems/systemd-journal-1.4.2/lib/systemd/journal/navigable.rb:43
    2025-04-15T18:31:16.958415863Z c:0009 p:0024 s:0040 e:000039 METHOD /usr/share/gems/gems/fluent-plugin-systemd-1.0.5/lib/fluent/plugin/in_systemd.rb:144
    2025-04-15T18:31:16.958451428Z c:0008 p:0032 s:0034 e:000033 METHOD /usr/share/gems/gems/fluent-plugin-systemd-1.0.5/lib/fluent/plugin/in_systemd.rb:121 [FINISH]
    2025-04-15T18:31:16.958487130Z c:0007 p:---- s:0030 e:000029 IFUNC 
    2025-04-15T18:31:16.958555775Z c:0006 p:0012 s:0027 e:000026 METHOD /usr/share/gems/gems/fluentd-1.16.2/lib/fluent/plugin_helper/timer.rb:80 [FINISH]
    2025-04-15T18:31:16.958590436Z c:0005 p:---- s:0022 e:000021 CFUNC  :run_once
    2025-04-15T18:31:16.958676911Z c:0004 p:0041 s:0017 e:000016 METHOD /usr/share/gems/gems/cool.io-1.8.0/lib/cool.io/loop.rb:88
    2025-04-15T18:31:16.958748772Z c:0003 p:0033 s:0012 e:000011 BLOCK  /usr/share/gems/gems/fluentd-1.16.2/lib/fluent/plugin_helper/event_loop.rb:93
    2025-04-15T18:31:16.958823203Z c:0002 p:0080 s:0008 e:000007 BLOCK  /usr/share/gems/gems/fluentd-1.16.2/lib/fluent/plugin_helper/thread.rb:78 [FINISH]
    2025-04-15T18:31:16.958860393Z c:0001 p:---- s:0003 e:000002 (none) [FINISH]
    2025-04-15T18:31:16.958935672Z     
    

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 4
  • Red Hat OpenShift Logging (RHOL)
    • 5.8.12
  • Fluentd

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