Mark Standridge, could you please provide the output of the following terminal
command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
** Tags added: bios-outdated-a05
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** Tags removed: bios-outdated-a05
** Tags added: latest-bios-a05
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Title:
Dell Ubuntu 3551: failure to boot without nolapic option
The output of sudo dmidecode -s bios-version && sudo dmidecode -s bios-
release-date
A05
09/30/2015
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Title:
Dell Ubuntu 3551:
I've updated the BIOS to the latest version A05. The kernel panics on
boot persist in the Ubuntu Trusty kernel. 3.13.0-66-generic still often
fails to boot. Patched kernels I've built have never failed to boot.
** Tags removed: bios-outdated-a02
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I have tested the attached patch against ubuntu kernels 3.13.0-58,
3.13.0-63, 3.13.0-64, and 3.13.0-65 for over a month. Never once has
this laptop suffered a kernel panic with the applied patch to reinstate
the optimization to stepwise.c. It has never failed to boot. As I said
earlier, I found
** Tags added: confirmed
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
Dell Ubuntu 3551: failure to
** Tags removed: confirmed
** Tags added: kernel-fixed-upstream kernel-fixed-upstream-4.3-rc3
** Changed in: linux (Ubuntu)
Status: Confirmed => Triaged
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Mark Standridge, could you please test the latest upstream kernel
available from the very top line at the top of the page from
http://kernel.ubuntu.com/~kernel-ppa/mainline/?C=N;O=D (the release
names are irrelevant for testing, and please do not test the daily
folder)? Install instructions are
I think I've found the bad commit that introduced this bug,
dc487e5b0e9e401e9705dc4c62b9170711c68f77 thermal: step_wise: Revert
optimization. I have extensively tested kernels 3.13.0-63 and 3.13.0-64
after this commit is reverted and they boot without issue and run
without crashing. Reverting this
Mark Standridge, as per www.dell.com/support/home/us/en/19/product-
support/product/inspiron-15-3551-laptop/drivers an update to your
computer's buggy and outdated BIOS is available (A02). If you update to
this following https://help.ubuntu.com/community/BIOSUpdate does it
change anything?
If it
Nevermind, this bug is still present in 3.13.0-63-generic. I was wrong
about the bios setting in post #5. The only reliable way to boot a
current kernel with working smp is to first boot linux-
image-3.13.0-57-generic, then reboot into the latest kernel. Kernels
linux-image-3.13.0-62-generic and
This bug is fixed in the recent 3.13.0-63-generic kernel.
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Title:
Dell Ubuntu 3551: failure to boot without nolapic option
Status
I have discovered one cause of the kernel panic during boot that affects
this laptop with linux-image-3.13.0-61-generic and linux-
image-3.13.0-58-generic. Within the UEFI BIOS settings is an option
called Battery Charge Configuration. Both kernels boot without issue
when Standard option is
I can confirm that this bug is fixed in linux-
image-3.13.11-031311ckt24-generic. The kernel boots and all cores
function. The oem-audio-hda-daily modules failed to build due to a
version check when installing this kernel. I purged oem-audio-hda-daily
and dkms then attempted to boot the affected
** Tags added: kernel-fixed-upstream
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Title:
Dell Ubuntu 3551: failure to boot without nolapic option
Status in linux package in
Would it be possible for you to test the latest upstream stable kernel?
Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the
latest v3.13 stable kernel[0].
If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.
If the mainline kernel
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