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Bug 53575 - Warnings from insmod about mcdx.o module during startup
Warnings from insmod about mcdx.o module during startup
Product: Red Hat Linux
Classification: Retired
Component: initscripts (Show other bugs)
i386 Linux
medium Severity medium
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Assigned To: Bill Nottingham
Brock Organ
Depends On:
  Show dependency treegraph
Reported: 2001-09-12 01:21 EDT by Christopher Blizzard
Modified: 2014-03-16 22:23 EDT (History)
1 user (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Last Closed: 2005-04-05 15:53:10 EDT
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Regression: ---
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oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

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Description Christopher Blizzard 2001-09-12 01:21:52 EDT
Description of Problem:

When booting my machine I get an error after the part that says "Checking
root filesystem.  Here's a transcription of the error:

[01:24:55] <blizzard> mcdx.o: init_module: input/output error
[01:25:25] <blizzard> Hint: insmod errors can be caused by incorrect module
parameters, including invalid IO or IRQ parameters
[01:25:39] <blizzard> mcdx.o: insmod block-major-20 failed

How Reproducible:

Every time.

Addition Information:

I only have two SCSI cdroms attached to the machine.  No other cdroms are
Comment 1 Bill Nottingham 2001-09-12 13:32:20 EDT
I really have no idea what could be trying to autoload this. Arjan, any ideas?
Comment 2 Bill Nottingham 2001-09-26 11:17:26 EDT
Please attach /etc/fstab.
Comment 3 Christopher Blizzard 2001-09-26 11:53:04 EDT
LABEL=/                 /                       ext3    defaults        1 1
LABEL=/boot             /boot                   ext3    defaults        1 2
/dev/fd0                /mnt/floppy             auto    noauto,owner    0 0
none                    /proc                   proc    defaults        0 0
none                    /dev/shm                tmpfs   defaults        0 0
none                    /dev/pts                devpts  gid=5,mode=620  0 0
/dev/sda3               swap                    swap    defaults        0 0
/dev/cdrom              /mnt/cdrom              iso9660 noauto,owner,kudzu,ro 0 0
/dev/hda4               /home                   ext3    defaults        1 2
/dev/cdrom1             /mnt/cdrom1             iso9660 noauto,owner,kudzu,ro 0 0
/home/SWAP              swap                    swap    defaults        0 0
/dev/sda5               /media                  ext3    defaults        1 2
Comment 4 Bill Nottingham 2002-01-24 23:23:15 EST
Really late response:

Does this still happen?
Comment 5 Arjan van de Ven 2002-01-25 04:13:43 EST
I *really* *really* don't think you have an mcdx cdrom drive......
Comment 6 Christopher Blizzard 2002-01-25 12:11:40 EST
Yeah, I still see it occasionally.
Comment 7 Bill Nottingham 2005-04-05 15:53:10 EDT
Closing bugs on older, no longer supported, releases. Apologies for any lack of

I honestly have no idea how this could occur, and we didn't get any other
reports of this.

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