From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.9) Gecko/20020501 Description of problem: When running Gnome and an ISO image using the '-o loop' option is mounted and then unmounted an error is generated that the loopback device is busy, but it does unmount the image. However the lookbackup device has not been released and cannot be used again until Gnome is stopped and 'losetup -d /dev/loopX' is run to release the loopback device. Version-Release number of selected component (if applicable): How reproducible: Always Steps to Reproduce: 1.Start Gnome 2.mount an ISO image. mount -o loop /d0/images/1.iso /mnt/cdrom 3.unmount the ISO image. umount /mnt/cdrom ioctl: LOOP_CLR_FD: Device or resource busy The mount list will show the ISO image is unmounted. 4. losetup will show the ISO image is still assigned to the loopback device and cannot be released. losetup /dev/loop0 /dev/loop0: [0811]:32770 (/d0/images/1.iso) offset 0, no encryption losetup -d /dev/loop0 ioctl: LOOP_CLR_FD: Device or resource busy 5. Stop Gnome 6. the loopback device can now be released. losetup -d /dev/loop0 Additional info:
This should be fixed in the next release of Advanced Workstation.