Public bug reported:
kpartx no longer adds device mappings on Xenial. As a result cloud-
images can't be built.
ubuntu@daily-xenial:~$ sudo kpartx -s -v -a disk.raw
device-mapper: reload ioctl on loop0p1 failed: No such device
create/reload failed on loop0p1
add map loop0p1 (0:0): 0 4192256 linear 0:0 2048
ubuntu@daily-xenial:~$ dmesg | tail -n5
[38760.357385] device-mapper: ioctl: error adding target to table
[38785.021028] device-mapper: table: 252:0: linear: dm-linear: Device lookup
failed
[38785.029424] device-mapper: ioctl: error adding target to table
[38902.641279] device-mapper: table: 252:0: linear: dm-linear: Device lookup
failed
[38902.649726] device-mapper: ioctl: error adding target to table
ubuntu@daily-xenial:~$ dpkg-query -W kpartx
kpartx 0.5.0-7ubuntu10
** Affects: multipath-tools (Ubuntu)
Importance: High
Status: New
** Changed in: multipath-tools (Ubuntu)
Importance: Undecided => High
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https://bugs.launchpad.net/bugs/1540660
Title:
kpartx fails to add device mappings
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