Created attachment 521536 [details] Strace of kpartx Description of problem: kpartx -l /dev/mapper/lindisk_BO_0119_75GB lindisk_BO_0119_75GB1 : 0 157276287 /dev/mapper/lindisk_BO_0119_75GB 63 kpartx -a /dev/mapper/lindisk_BO_0119_75GB device-mapper: create ioctl failed: Device or resource busy in strace output ioctl(3, DM_DEV_CREATE, 0x60cb90) = -1 EBUSY (Device or resource busy) write(2, "device-mapper: create ioctl fail"..., 59) = 59 Version-Release number of selected component (if applicable): rpm -qa | grep -i device device-mapper-1.02.28-2.el4 device-mapper-multipath-0.4.5-35.el4_8.1 device-mapper-1.02.28-2.el4 How reproducible: device-mapper: create ioctl failed: Device or resource busy Steps to Reproduce: 1. 2. 3. Actual results: device-mapper: create ioctl failed: Device or resource busy Expected results: Additional info: strace -o kpart.strace.txt kpartx -a /dev/mapper/lindisk_BO_0119_75GB
kpartx require that this device is not in use by another subsystem. Check that there is no dependence (cat /proc/mdstat, dmsetup ls --tree) etc. RHEL4 alse reached end of production phase https://rhn.redhat.com/errata/RHSA-2012-0349.html, please use standard Red Hat support if you need more info http://www.redhat.com/support/process/ Thanks.