USB flash drive become read-only

Simon Slater pyevet at aapt.net.au
Mon Nov 12 03:03:14 UTC 2007


On Sun, 2007-11-11 at 20:24 -0600, Mikkel L. Ellertson wrote:
> > Nov 12 12:44:52 Ipex kernel: FAT: Filesystem panic (dev sda)
> > Nov 12 12:44:52 Ipex kernel:     fat_get_cluster: invalid cluster
> chain
> > (i_pos 0)
> > Nov 12 12:44:52 Ipex kernel:     File system has been set read-only
> > 
> > Mean anything to you?
> > 
> It looks like you need to run dosfsck (Linux) or run a disk test
> under Windows to fix a bad FAT. "at_get_cluster: invalid cluster
> chain" is the part that indicates this. The file system is being set
> to read-only because there are error in the file system. Linux does
> not like to let you write to a file system that has problems. The
> error was probably caused by unplugging the drive before everything
> was written, or by a windows crash.
> 
> Mikkel 

Thanks Mikkel, problem solved.  I let dosfsck go auto and it reported 25
errors.  I still get one avc:denied message, but have always got those
on FC6, even when mounting an NFS share.  Is that important?

-- 
Regards
Simon




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