This bug was fixed in the package linux - 4.8.0-19.21
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linux (4.8.0-19.21) yakkety; urgency=low
[ Tim Gardner ]
* Release Tracking Bug
- LP: #1629057
* 4.8.0 kernels do not complete boot process on VM (LP: #1627198)
- [Config] CONFIG_HARDENED_USERCOPY_PAGESPAN=n
Looking further into it, this is somehow caused by changes to the nbd
module. Before 4.8 it was actually not creating any uevents on its own.
Still there were events to be seen. With 4.8 they code changed to
generate a change event, but also will delay the capacity change until
the moment the socke
** Also affects: linux (Ubuntu Yakkety)
Importance: Medium
Assignee: Stefan Bader (smb)
Status: Confirmed
** Changed in: linux (Ubuntu Yakkety)
Status: Confirmed => Fix Committed
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** Description changed:
- This fails on 4.8.0-17-generic and passes on
+ This fails on 4.8.0-17-generic and passes on 4.4.0-9136-generic
$ sudo apt-get update
$ sudo apt-get install -qy cloud-image-utils
$ wget
http://cloud-images.ubuntu.com/xenial/current/xenial-server-cloudimg-amd64-di
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Stefan Bader (smb)
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
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https://bugs.launchpad.net/b
Somehow looks like the creation of the nbd device does not reliably
trigger the partition scanning in kernel. The following work-around
would at least here get past the problem:
--- /usr/bin/mount-image-callback 2016-09-01 22:07:51.0 +0200
+++ mount-image-callback2016-09-28 1
I can recreate the issue following the steps in the initial description.
Interestingly there are some (rare) cases where things works on 4.8 as
well. There is a difference in udev messages:
Not working:
KERNEL[3512.687794] change /devices/virtual/block/loop0 (block)
KERNEL[3512.704230] change
** Tags added: kernel-4.8
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https://bugs.launchpad.net/bugs/1628336
Title:
mount-image-callback cannot mount partitioned disk image
Status in linux package in Ubuntu:
Con
Attaching a script that shows the failure without downloading an image.
** Attachment added: "script to show failure"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1628336/+attachment/4749866/+files/show-fail.sh
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