This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1740309 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Tags added: artful -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1740309 Title: user space process hangs when reading partition table of disk Status in linux package in Ubuntu: Incomplete Bug description: user space process as in parted or fdisk or update-grub2 that read partition tables freeze on my system: /dev/sda/ GPT disk with efi, swap and ubuntu artful partition /dev/sdb old style partition table with one ext4 partition /dev/sdc GPT disk with efi partition, windows 10 I.e. if I run as root : # fdisk -l Disk /dev/sda: 232,9 GiB, 250059350016 bytes, 488397168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: 56FF6AB0-076F-483C-890F-EC4B4FAF6313 Device Start End Sectors Size Type /dev/sda1 2048 2000895 1998848 976M EFI System /dev/sda2 2000896 10000383 7999488 3,8G Linux swap /dev/sda3 10000384 488396799 478396416 228,1G Linux filesystem Disk /dev/sdb: 489,1 GiB, 525112713216 bytes, 1025610768 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: 0x2f11f9c4 Device Boot Start End Sectors Size Id Type /dev/sdb1 2048 1025609727 1025607680 489G 83 Linux <...process hangs here forever...> With gdb I stepped through fdisk -l and saw that the call to open ('dev/sdc'..) never returns. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1740309/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp