While using parted I got the following SIGSEGV report: (parted) align-check min 1 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. [...] # parted /dev/vda unit co print unit s print Model: Virtio Block Device (virtblk) Disk /dev/vda: 1136GB Sector size (logical/physical): 512B/512B Partition Table: msdos Disk Flags: Number Start End Size Type File system Flags 1 1049kB 1136GB 1136GB primary boot, lvm Model: Virtio Block Device (virtblk) Disk /dev/vda: 2218786816s Sector size (logical/physical): 512B/512B Partition Table: msdos Disk Flags: Number Start End Size Type File system Flags 1 2048s 2218750000s 2218747953s primary boot, lvm and the following history of commands I entered: help select /dev/vda resize resizepart 1 max print devices resizepart 1 1136GB align-check min 1 Error: SEGV_MAPERR (Address not mapped to object) Backtrace has 11 calls on stack: 11: /lib/x86_64-linux-gnu/libparted.so.2(ped_assert+0x44) [0x7f64ba92d644] 10: parted() [0x40a934] 9: /lib/x86_64-linux-gnu/libc.so.6(+0x35180) [0x7f64ba125180] 8: /lib/x86_64-linux-gnu/libparted.so.2(+0x157a8) [0x7f64ba9357a8] 7: /lib/x86_64-linux-gnu/libparted.so.2(ped_device_get_minimum_alignment+0x1d) [0x7f64ba92e11d] 6: parted() [0x4083d5] 5: parted() [0x4084e4] 4: parted(interactive_mode+0xff) [0x40ca2f] 3: parted(main+0x119f) [0x405f6f] 2: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7f64ba111b45] 1: parted() [0x405fc7] Assertion (0) at ../../parted/ui.c:356 in function sa_sigsegv_handler() failed.