unexpected header length in /proc/net/snmp

[Geoffrey Day]

Messages appearing in syslog for 24.04 nightly
snmpd[2063]: systemstats_linux: unexpected header length in /proc/net/snmp. 237 != 224

Appears to be issue between Kernel and upstream package net-snmp
as reported in https://github.com/net-snmp/net-snmp/issues/786

ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: snmpd 5.9.4+dfsg-1ubuntu2
ProcVersionSignature: Ubuntu 6.8.0-11.11-generic 6.8.0-rc4
Uname: Linux 6.8.0-11-generic x86_64
ApportVersion: 2.28.0-0ubuntu1
Architecture: amd64
CasperMD5CheckResult: pass
Date: Wed Mar 6 02:55:54 2024
InstallationDate: Installed on 2024-02-28 (7 days ago)
InstallationMedia: Ubuntu-Server 24.04 LTS "Noble Numbat" - Daily amd64 (20240222)
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
 SHELL=/bin/bash
 TERM=xterm
 XDG_RUNTIME_DIR=<set>
RebootRequiredPkgs: Error: path contained symlinks.
SNMPVersion:
 NET-SNMP version: 5.9.4.pre2
 Web: http://www.net-snmp.org/
 Email: <email address hidden>
SourcePackage: net-snmp
SyslogSnmptrapd:

UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.snmp.snmpd.conf: [modified]
mtime.conffile..etc.snmp.snmpd.conf: 2024-03-06T02:55:52.139109

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Paride Legovini (paride)]

Thanks. I believe this is fixed by:

https://github.com/net-snmp/net-snmp/pull/785

[Paride Legovini (paride)]

By reading [1] my understanding is that the consequence of this bug is logspam: the package remains functional.

[1] https://github.com/net-snmp/net-snmp/issues/786