** Attachment added: "sample crash"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5184093/+files/P_20180903_103208_vHDR_Auto.jpg
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** Attachment added: "Second crash, not identical."
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5184094/+files/P_20180903_111405_vHDR_Auto.jpg
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tried again with 4.19rc2. Stripped off all other usb peripherals
(including existing mouse & kb), only had the internal (windows) SSD and
the usb one I am plugging in. Now using a logitech K400 or so, which
seems compatible with everything. When I boot, it dumps me into
(initramfs) prompt, and I
if it is of interest, I could buy a USB debugging cable and give you
access...
saw this:
https://www.kernel.org/doc/html/v4.17/driver-api/usb/usb3-debug-port.html
but I would have to order the cable. Recommendations welcome.
Do you think it is possible to have the other computer be a raspberry p
during dpkg -i :
(Reading database ... 506366 files and directories currently installed.)
Preparing to unpack linux-image-4.18.0-rc1+_4.18.0-rc1+-1_amd64.deb ...
Unpacking linux-image-4.18.0-rc1+ (4.18.0-rc1+-1) ...
Setting up linux-image-4.18.0-rc1+ (4.18.0-rc1+-1) ...
Error! Your kernel headers
Ok, please try this kernel:
https://people.canonical.com/~khfeng/linux-image-4.18.0-rc1+_4.18.0-rc1+-1_amd64.deb
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Title:
Cannot boot
dpkg-source: info: use the '3.0 (quilt)' format to have separate and
documented changes to upstream files, see dpkg-source(1)
dpkg-source: error: unrepresentable changes to source
dpkg-buildpackage: error: dpkg-source -i.git -b linux subprocess returned
exit status 1
scripts/package/Makefile:71: re
trying this for now: https://wiki.ubuntu.com/KernelTeam/GitKernelBuild
On Sun, Aug 5, 2018 at 9:53 AM, Peter Silva wrote:
> It''s on my disk checked out, but this is a whole kernel... not sure how
> to get correct configs and such.
>
> Can you point at a HOWTO or something? This is a whole ker
It''s on my disk checked out, but this is a whole kernel... not sure how to
get correct configs and such.
Can you point at a HOWTO or something? This is a whole kernel, not just a
driver. Haven't had to build a kernel from source in 15 years or more.
There aren't any Debian bits... where do I ge
Have you tried latest amdgpu [1]?
[1] https://cgit.freedesktop.org/~agd5f/linux/ branch amd-staging-drm-
next
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Title:
Cannot boot/i
subsequent crashes look more like this
** Attachment added: "alu_418rc7_crash2.jpg"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5169567/+files/alu_418rc7_crash2.jpg
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upgraded everything: firmware, mesa, kernel (rc7.) Now it crashes.
First crash was different from subsequent ones.
** Attachment added: "alu_418rc7_crash1.jpg"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5169566/+files/alu_418rc7_crash1.jpg
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the crash that prompted with initramfs, but accepted no keyboard input,
then kept printing some messages a few minutes later.
** Attachment added: "alu_crash_418rc6.jpg"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5169116/+files/alu_crash_418rc6.jpg
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You receiv
did a series of boots with 4.18.rc6, rcu=0-3, rcu=0-7, from power off,
from reset (behaviour is always different from power on versus when
starting from a reset.) applied the radion and amdgpu options above, no
success. The behaviour varies (sometimes hang, sometimes crash,
sometimes loop infinite
I also tried booting with none of the workarounds (no_spectrev2,
rcu_cbs, radio, amdgpu) it looped on boot. just like back in 4.15.
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T
For Ryzen APU, is it possible to try latest mainline, 4.18-rc6?
For Radeon 7850, try kernel parameter "radeon.si_support=0 amdgpu.si_support=1"
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I cannot get into initramfs anymore... it just loops during boot. image
attached.
similar image available for 4.17.4 if desired.
** Attachment added: "amdryzen_2400G_4.18rc1_bootloop.jpg"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5167615/+files/amdryzen_2400G_4
Can you see what's wrong in dmesg, when in the initramfs prompt?
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Title:
Cannot boot/install AMD Ryzen 2400G
Status in linux packag
tried again 4.17.4 upstream and mesa 18.2 from oibaf. no change.
when I am lucky, I get into (initramfs) prompt.
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Title:
Cannot boo
tried nomodeset. now there is no mode set while booting, and goes into a boot
loop.
then updated motherboard bios (april one.) repeat, and now it crashes to
(initramfs)
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ht
Have you tried kernel parameter "nomodeset"?
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Title:
Cannot boot/install AMD Ryzen 2400G
Status in linux package in Ubuntu:
Confi
tried 4.18.rc1 rcu_nocbs=0-3: crashes into initramfs as before.
with rcu_nocbs=0-7: it goes into some sort of infinite loop spewing registers
on the console.
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yes: 4 Cores/8 Processing Threads, I tried 0-7 and 0-3. 0-7 crashes
worse than 0-3. I could imagine the number being related to cores,
rather than threads.
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Isn't Ryzen 2400G a 8 threads processor?
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Title:
Cannot boot/install AMD Ryzen 2400G
Status in linux package in Ubuntu:
Confirmed
OK, now it dumps into the (initramfs) prompt but at least it doesn´t
crash just sitting at that prompt. any suggestions what to do once at
the initramfs prompt?
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Entry should be 'rcu_nocbs=0-3'. Typo, cheers
bob
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Title:
Cannot boot/install AMD Ryzen 2400G
Status in linux package in Ubuntu:
HI, I have Gigabyte ab350n wifi m/b and 2400g cpu. Dual booting has been
an issue but I found that the booting process identified 8 compute units
but it appeared the kernel wasn't accepting the count so 'rcu_nocbs=03"
placed on kernel load line in grub improved later part of initiation. (
The 0-7 p
OK did that. the crash is a little different.
** Attachment added: "IMG_20180608_185330.jpg"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5150431/+files/IMG_20180608_185330.jpg
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Did you upgrade the initramfs after firmware update?
Run `sudo update-initramfs -u -k all`.
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Title:
Cannot boot/install AMD Ryzen 24
with 4.17 (is that what is meant by "mainline" )
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Title:
Cannot boot/install AMD Ryzen 2400G
Status in linux package in Ubuntu:
OK updated firmware, including amdgpu.
now it does this:
** Attachment added: "IMG_20180607_204918.jpg"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753510/+attachment/5150033/+files/IMG_20180607_204918.jpg
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Pa
The amdgpu driver in Bionic is not new enough.
Please try mainline kernel and latest firmware from [1].
[1] https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-
firmware.git/
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tried with nospectre_v2 rcu_nocbs=0-7
the behaviour changed, and it got out of the initial loop, but
eventually it still crashed.
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Ti
now I can switch the disk between working and broken computers, I can
provide logs... here is the last 100 lines of kern.log with 2.17-rc7:
Mar 3 22:08:10 alu kernel: [ 185.523286] [drm] DC: Cursor address is 0!
Mar 3 22:08:16 alu kernel: [ 191.147354] [drm] DC: Cursor address is 0!
Mar 3 22:
I tried to mark the report confirmed, but couldn´t because I am the
original reporter.. I guess.
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https:/
I mean I put it in a usb enclosure, so now I can move it to a PC that I
can boot linux on, and make changes, and then easily move it back to try
booting. so easy to test now.
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OK, took the boot disk out, and installed the 4.17-rc7 from the above
location, and it still does not work. same loop as before.
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Titl
I can only boot in windows... cannot boot in ubuntu to choose the custom kernel.
any idea how to adjust an installation image to use a custom kernel?
On Thu, May 10, 2018 at 6:02 PM, Joseph Salisbury
wrote:
> Would it be possible for you to test the latest upstream kernel? Refer
> to https://wik
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.17 kernel[0].
If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.
If the mainline kernel does not fix t
** Changed in: linux (Ubuntu)
Status: Incomplete => New
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Title:
Cannot boot/install AMD Ryzen 2400G
Status in linux package
Are you still having this issue with the final release?
** Package changed: syslinux (Ubuntu) => linux (Ubuntu)
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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yes.
On Wed, May 9, 2018 at 6:09 PM, Phillip Susi wrote:
> Are you still having this issue with the final release?
>
>
> ** Package changed: syslinux (Ubuntu) => linux (Ubuntu)
>
> ** Changed in: linux (Ubuntu)
>Status: New => Incomplete
>
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