Bug 72112 - failure to update IA32 microcode on boot
failure to update IA32 microcode on boot
Product: Red Hat Public Beta
Classification: Retired
Component: kernel-utils (Show other bugs)
i386 Linux
medium Severity medium
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Assigned To: Arjan van de Ven
Brian Brock
Depends On:
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Reported: 2002-08-21 03:17 EDT by Alexandre Oliva
Modified: 2007-04-18 12:45 EDT (History)
0 users

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Fixed In Version:
Doc Type: Bug Fix
Doc Text:
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Last Closed: 2002-08-21 03:17:34 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Alexandre Oliva 2002-08-21 03:17:29 EDT
From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20020809

Description of problem:
Dell Inspiron 8000 with Pentium III Coppermine 1.0GHz, kernel 2.4.11 and 2.4.12,
fail to update the IA32 microcode.

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1.Boot, or 
2.run /sbin/microcode_ctl -u

Actual Results:  1:
Applying Intel IA32 Microcode update:                      [FAILED]

/sbin/microcode_ctl: writing microcode (length: 141312)
/sbin/microcode_ctl: error writing to '/dev/cpu/0/microcode' errno=5
(Input/output error)
/sbin/microcode_ctl: there may be messages from the driver in your system log.

Expected Results:  It works on all my other machines.

Additional info:

/var/log/messages says:
Aug 21 04:15:51 livre kernel: microcode: CPU0 no microcode found! (sig=68a,
Aug 21 04:15:51 livre microcode_ctl: microcode_ctl startup failed
Comment 1 Arjan van de Ven 2002-08-21 03:47:10 EDT
fixed this 2 days ago :)

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