*** This bug is a duplicate of bug 1516216 ***
https://bugs.launchpad.net/bugs/1516216
>From kern.log in comment #6
Aug 10 13:24:50 xxx1 kernel: [ 14.150733] BUG: unable to handle kernel NULL
pointer dereference at (null)
Aug 10 13:24:50 xxx1 kernel: [ 14.150737] IP: []
*** This bug is a duplicate of bug 1516216 ***
https://bugs.launchpad.net/bugs/1516216
Are you sure it's a duplicate?
This one happened randomly, the other one is described as 100% systematic.
This one results in the "Ubuntu..." screen being displayed forever, the other
one results in a
When this happens, any of these may happen:
A) I force-power-off the computer, try to boot again in the exact same
conditions (not plugging/unplugging AC power nor mouse nor external
screen), and at the next attempt most of the times it boots normally
B) I do the same as A, but retry for
/var/log/Xorg.0.log.old is empty
/var/log/gpu-manager.log doesn't exist
** Changed in: nvidia-graphics-drivers-340 (Ubuntu)
Status: Incomplete = Confirmed
** Also affects: xorg (Ubuntu)
Importance: Undecided
Status: New
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You received this bug notification because you are a
I can't tell for sure, but the files you asked me to attach don't seem
to contain the same error messages that I saw in the black screen during
the boot.
--
You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to xorg in Ubuntu.
** Summary changed:
- Boot gets stuck at purple Ubuntu screen forever if running from battery
+ System randomly won't complete boot
--
You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to unity in Ubuntu.
Inability to boot after the update of NVidia drivers to 340 has been
confirmed by user Anna at https://bugs.launchpad.net/ubuntu/+source
/nvidia-graphics-drivers-340-updates/+bug/1431753/comments/104
** Package changed: unity (Ubuntu) = nvidia-graphics-drivers-340
(Ubuntu)
** Changed in:
** Attachment added: IMG_20150813_210905185.jpg
https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1483388/+attachment/371/+files/IMG_20150813_210905185.jpg
** Description changed:
- I am not sure at all what package this bug is; I report it against Unity
- because I get to see the
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