Hi there, (please cc me on replies)
I ran into an assertion error in parted running on my Kubuntu box: sjr@sjr-desktop:~$ sudo parted /dev/sdb print Backtrace has 14 calls on stack: 14: /lib/x86_64-linux-gnu/libparted.so.2(ped_assert+0x44) [0x7feda0f8c2e4] 13: /lib/x86_64-linux-gnu/libparted.so.2(+0x1e876) [0x7feda0f9f876] 12: /lib/x86_64-linux-gnu/libparted.so.2(+0xfd4a) [0x7feda0f90d4a] 11: /lib/x86_64-linux-gnu/libparted.so.2(ped_disk_add_partition+0x263) [0x7feda0f91643] 10: /lib/x86_64-linux-gnu/libparted.so.2(+0x1e155) [0x7feda0f9f155] 9: /lib/x86_64-linux-gnu/libparted.so.2(+0x1e1f0) [0x7feda0f9f1f0] 8: /lib/x86_64-linux-gnu/libparted.so.2(+0x1e18f) [0x7feda0f9f18f] 7: /lib/x86_64-linux-gnu/libparted.so.2(+0x1f2a5) [0x7feda0fa02a5] 6: /lib/x86_64-linux-gnu/libparted.so.2(ped_disk_new+0x48) [0x7feda0f91268] 5: parted() [0x407769] 4: parted(non_interactive_mode+0x92) [0x40cb22] 3: parted(main+0x10a8) [0x405e78] 2: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0) [0x7feda0768a40] 1: parted(_start+0x29) [0x405fc9] You found a bug in GNU Parted! Here's what you have to do: Don't panic! The bug has most likely not affected any of your data. Help us to fix this bug by doing the following: Check whether the bug has already been fixed by checking the last version of GNU Parted that you can find at: http://ftp.gnu.org/gnu/parted/ Please check this version prior to bug reporting. If this has not been fixed yet or if you don't know how to check, please visit the GNU Parted website: http://www.gnu.org/software/parted for further information. Your report should contain the version of this release (3.2) along with the error message below, the output of parted DEVICE unit co print unit s print and the following history of commands you entered. Also include any additional information about your setup you consider important. Assertion (metadata_length > 0) at ../../../libparted/labels/dos.c:2313 in function add_logical_part_metadata() failed. Output of parted /dev/sdb unit co print unit s print is the same. fdisk /dev/sdb: Disk /dev/sdb: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: dos Disk identifier: 0x25978550 Device Boot Start End Sectors Size Id Type /dev/sdb1 * 2048 206847 204800 100M 7 HPFS/NTFS/exFAT /dev/sdb2 206848 1022138367 1021931520 487.3G 7 HPFS/NTFS/exFAT /dev/sdb3 1022138368 1025413119 3274752 1.6G 83 Linux /dev/sdb4 1431537662 1953523711 521986050 248.9G 5 Extended /dev/sdb5 1431537664 1930088447 498550784 237.7G 83 Linux /dev/sdb6 1930088448 1953523711 23435264 11.2G 82 Linux swap / Solaris sjr@sjr-desktop:~$ uname -a Linux sjr-desktop 4.2.0-10-generic #12-Ubuntu SMP Tue Sep 15 19:43:01 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux sjr@sjr-desktop:~$ lsb_release -a LSB Version: core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch:core-4.1-amd64:core-4.1-noarch:security-4.0-amd64:security-4.0-noarch:security-4.1-amd64:security-4.1-noarch Distributor ID: Ubuntu Description: Ubuntu Wily Werewolf (development branch) Release: 15.10 Codename: wily Please let me know if I can be of any more help. Regards, James