Bug 42871 - klogd: symbol sanity
klogd: symbol sanity
Product: Red Hat Linux
Classification: Retired
Component: sysklogd (Show other bugs)
i386 Linux
medium Severity medium
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Assigned To: Bill Nottingham
David Lawrence
Depends On:
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Reported: 2001-05-30 10:06 EDT by Stephen Cornell
Modified: 2014-03-16 22:20 EDT (History)
1 user (show)

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Doc Type: Bug Fix
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Last Closed: 2001-05-30 10:57:08 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Stephen Cornell 2001-05-30 10:06:49 EDT
Description of Problem: 

By default, klogd doesn't check kernel symbol sanity, so can munge kernel oops data

How Reproducible:

Steps to Reproduce:




Actual Results:

Expected Results:

Additional Information:

In /etc/rc.d/init.d/syslog, klogd is run without the `-x' option, so uses System.map to translate kernel oops output.  Hosever, it does not check that System.map matches /proc/ksyms, so this data can be spurious.  It should either run with `-x' by default, or should check that System.map matches /proc/ksyms.  Or so the kernel hackers tell me.
Comment 1 Bill Nottingham 2001-05-30 10:57:04 EDT
klogd by default in 7.1 runs with the -2 option, to preserve one copy for

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