Originally Posted by syg00
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In the old days (kernel 2.4), the kernel Oops was translated with ksymoops using System.map and later klogd did it automatically. But not for a long time.
Now klogd is started with -x "Omits EIP translation and therefore doesn't read the System.map file." The Oops that kernel outputs is all you need, you get it directly from dmesg and you should not try to translate it.
I don't think System.map is needed anywhere. I haven't had it on my systems for years.