DJBacon, this bug was reported a while ago and there hasn't been any
activity in it recently. We were wondering if this is still an issue? If
so, could you please test for this with the latest development release
of Ubuntu? ISO images are available from http://cdimage.ubuntu.com
Adding the acpi_backlight=vendor kernel parameter allows my system (Dell
Vostro 3750) to boot with different USB devices connected to the USB 3.0 ports.
This solution was suggested by Len Brown in
https://bugzilla.kernel.org/show_bug.cgi?id=42844#c4
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Regards,
Wojtek
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Here's a photo of the console output of the boot with the latest 3.11
rc5 mainline kernel, with boot options quiet splash and vt_handoff
removed and debug=vc added.
** Attachment added: IMAG1331.jpg
also this, don't know if it can help
** Attachment added: dmesg
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/978891/+attachment/3776121/+files/dmesg
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I also experienced a panic error (I think this is how it was called)
at boot when trying kernel 3.10.7
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https://bugs.launchpad.net/bugs/978891
Title:
ubuntu 12.04 doesn't
Can you follow the Boot options instructions on the following wiki to
enable additional output on boot:
https://wiki.ubuntu.com/DebuggingKernelBoot
As mentioned on the wiki, it would be great if you can attach a log file
which may have captured any messages you see. If you are unable to
capture
This bug also affects my Asus U36SD running Ubuntu 13.04 with
3.8.13-03081304-generic.
As James D. says, a few comments up, the lockup can also happen when nothing is
plugged in,
even though far less frequently.
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The problem is still there with the newest 3.11 mainline kernel.
Windows boots fine.
I've upgraded the USB chip firmware, but it didn't change anything.
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I have encountered this bug on a Dell Inspiron N7110, but only if i have
anything plugged into one of my USB 3.0 ports.
I've got kernel 3.9.4 running, but it hasn't been fixed.
The system boots into recovery.
I tried booting without quiet splash options, and took a photo of the screen,
but
** Attachment added: lsusb -t output
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/978891/+attachment/3746985/+files/lsusb_t.txt
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