Receiving vmunix function errors in syslog.log

[HPA7173A - Error Messag]

Does anyone know the nature of this error message found in large quanities within our syslog file; The environment is HP-UX 11.23:

vmunix: function == 0xE000000000583AE0, arg == 0xE00000013B9E8400, ticks == 0xFFFFF39C, flags == 0x0

[Dennis Handly]

Your system has been up too long. You need to install a firmware patch:
http://h30499.www3.hp.com/t5/System-Administration/syslog-log-filling-with-error-messages/m-p/4662395#M381172

http://h30499.www3.hp.com/t5/System-Administration/styslog-error-vmunix-function-0x7AA050-arg-0x40F4A800-ticks/m-p/4533679#M368494

http://h30499.www3.hp.com/t5/System-Administration/syslog-growing-with-vmunix-messages/m-p/5111347#M446029