Unfortunately, it appears that the culprit is the nvidia binary blob,
switching to nouveau made the system reboot without a hitch. I did a bit
of housekeeping on the bug and marked the nvidia binary driver as
affected.
Sorry for the line noise.
** Changed in: linux (Ubuntu)
Status: Incompl
** Tags added: needs-bisect
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https://bugs.launchpad.net/bugs/1371911
Title:
[Dell L702X] Reboot fails with all methods except write to CF9
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Matteo Panella, the next step is to fully bisect the kernel in order to
identify the offending commit. Could you please do this following
https://wiki.ubuntu.com/Kernel/KernelBisection ?
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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Tested on 3.17-rc5-utopic as instructed, I observed the same behaviour:
all reset methods except writing to CF9 result in the system getting
stuck after the kernel issues the "Restarting System" message, then the
machine powers down suddenly.
Resetting via CF9 still results in disks going into eme
Matteo Panella, thank you for reporting this and helping make Ubuntu better.
Could you please test the latest upstream kernel available from the very top
line at the top of the page (not the daily folder) following
https://wiki.ubuntu.com/KernelMainlineBuilds ? It will allow additional
upstream
** Attachment added: "fwts test results"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1371911/+attachment/4209689/+files/results.log
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https://bugs.launchpad.net/bugs/1371911
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