Re: Attempting to mount Zip causes floppy access (2.2.16)

From: Andries Brouwer (aeb@veritas.com)
Date: Sat Sep 16 2000 - 16:23:13 EDT

  • Next message: James Sutherland: "Re: (reiserfs) Re: More on 2.2.18pre2aa2"

    On Sat, Sep 16, 2000 at 11:35:24AM +0100, Nick Holloway wrote:

    > I have a zip disk which I attempted to mount using the following fstab
    > entry:
    >
    > /dev/sda4 /zip vfat noauto,nodev,nosuid,user
    >
    > This caused a spew of "bread failed" errors, and the mount process ended
    > up blocked in "wait_on_buffer". I thought at first that Zip disk had
    > gone to silicon heaven.
    >
    > After rebooting, I had a look at the kernel messages, and was _amazed_ to
    > see the following:
    >
    > SCSI device sda: hdwr sector= 512 bytes.
    > Sectors= 196608 [96 MB] [0.1 GB]
    > sda: Write Protect is off
    > sda: sda1 sda2 sda3 sda4
    > floppy0: disk absent or changed during operation
    > end_request: I/O error, dev 02:00 (floppy), sector 1
    > bread in fat_access failed
    > [...]
    >
    > There are two questions. Firstly, why did the mount process get stuck
    > in the kernel, and secondly (and more importantly) what was it doing
    > accessing "/dev/fd0"?

    Does that follow? Maybe the floppy I/O error occurred at some other
    time, or for some other reason. Can you reproduce access of device 02:00
    using mount /dev/sda4?
    -
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