bug#29436: SEGV_MAPERR with disk_set

Hello.  I am here to follow orders.

■ LANG=en_US.utf8 sudo parted /dev/sde
GNU Parted 3.2
Error: /dev/sde: unrecognised disk label
You found a bug in GNU Parted! Here's what you have to do:
...
Command History:
disk_set pmbr_boot on
Error: SEGV_MAPERR (Address not mapped to object)

■ LANG=en_US.utf8 sudo parted /dev/sde unit co print unit s print
Error: /dev/sde: unrecognised disk label
Model: SanDisk Cruzer (scsi)
Disk /dev/sde: 4000MB
Sector size (logical/physical): 512B/512B
Partition Table: unknown
Disk Flags:
Error: /dev/sde: unrecognised disk label
Model: SanDisk Cruzer (scsi)
Disk /dev/sde: 7813120s
Sector size (logical/physical): 512B/512B
Partition Table: unknown
Disk Flags:

■ uname -srvmo
Linux 4.13.12-1-ARCH #1 SMP PREEMPT Wed Nov 8 11:54:06 CET 2017 x86_64 GNU/Linux

/dev/sde is a USB media stick dd'ed with the following command:

■ sudo dd of=/dev/sde if=./crucial-m4-070h-07-00.iso status=progress ; sync

./crucial-m4-070h-07-00.iso is a CD-ROM image available from the archive here:

http://uk.crucial.com/wcsstore/CrucialSAS/firmware/m4/070H/crucial-m4-070h-07-00.zip

Thank you for maintaining parted.  Free software is good for the world.