Red Hat Bugzilla – Bug 53575
Warnings from insmod about mcdx.o module during startup
Last modified: 2014-03-16 22:23:28 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
I only have two SCSI cdroms attached to the machine. No other cdroms are
I really have no idea what could be trying to autoload this. Arjan, any ideas?
Please attach /etc/fstab.
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
Really late response:
Does this still happen?
I *really* *really* don't think you have an mcdx cdrom drive......
Yeah, I still see it occasionally.
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.