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After an Ubuntu 64 virtual server update from 10.04 to 12.04, I get the log message in var/log/syslog:

kernel: imklog Error return from sys_sycall: 1

It's writing constantly to the log file. syslog, kern.log and kern.log.1 has filled up my disk. So far I just updated the kernel.

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nicoX, were you able to fix this issue? If so, please add an answer describing what you did. – Tolli Feb 24 '14 at 16:13
I'm not sure I remember right. I think we rolled back to 10.04, or did a clean install. There was so many services that where causing issues, as we used to be on 8.04. – nicoX Feb 26 '14 at 15:22
up vote 1 down vote accepted

The solution/workaround that my co-worker who ran into this issue used was to disable the imklog module by running sed -i -e 's/^\$ModLoad imklog/#\$ModLoad imklog/g' /etc/rsyslog.conf as suggested here:

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