Public bug reported:
The system fails to enter the system and stops at initramfs every time.
What I already checked:
1. The hardware disk is detectable from boot.
2. Blkid is blank in initramfs.
3. Root partition can be mounted and is readable from a Live USB.
4. Updating Grub and initramfs does
Recently I switched X11 to Wayland and this crash stops happening. The
package mutter is updated to amd64 46.2-1ubuntu0.24.04.9, and it does
crash on X11 but not on Wayland. I have also checked the system log and
nothing wrong seems to be appearing.
Although in other similar cases (#2117277 and #2
@Marks,
Could you help test a new kernel, the kernel applied the patch below as
requested by community, and help collect dmesg with "dyndbg="file
drivers/pci/* +p", thanks.
https://people.canonical.com/~hwang4/lp2111521/test13/
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 9e42090fb10
@Marks,
This is the testing kernel with the patch below applied:
https://people.canonical.com/~hwang4/lp2111521/test12/
Please add "dyndbg="file drivers/pci/* +p" and collect a dmesg.txt,
thanks.
BTW, I was OOO the past week, so it is a bit late to respond.
diff --git a/drivers/pci/pci.c b/driv
Thanks a lot.
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Title:
nvme no longer detected on boot after upgrade to 6.8.0-60
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@Ian @Marks,
As upstream community requested (https://lore.kernel.org/linux-
pci/20250611101442.387378-1-hui.w...@canonical.com/T/), Can you help
collect 2 types of log:
1) with the non-working kernel, add boot argument (dyndbg="file
drivers/pci/* +p") from the grub, then boot the kernel, upload
I applied the patch to ubuntu 6.8 kernel, this is the testing kernel:
https://people.canonical.com/~hwang4/lp2113868/
Could you help test if the kernel fixed the existing issue and it didn't
introduce regression?
thx.
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From the log you provided, there is no touchpad i2c devices in
/sys/bus/i2c/devices/
Please try this:
"Another try is downloading ubuntu 22.04 installation image and create a usb
installation media, boot with usb drive, select "try ubuntu without install",
to see if the touchpad could work or no
Since the fix is in the 6.14.2, the ubuntu 6.14 kernel will include the
fix with regular SRU automatically.
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Title:
Logitech MX Anywhere and MX K
Sorry, it is 'ls /sys/bus/acpi/devices/ and ls /sys/bus/i2c/devices/'
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Title:
ASUS X555UB touchpad not detected on Ubuntu 24.04 with kernel
6.8
Got it. thanks.
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Title:
nvme no longer detected on boot after upgrade to 6.8.0-60
To manage notifications about this bug go to:
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I parsed the dsdt you provided, I does indeed find the touchpad device
definition under i2c0, it is synaptic product...
CreateWordField (SBFB, \_SB.PCI0.I2C0.TPD0._Y24._ADR, BADR) //
_ADR: Address
CreateDWordField (SBFB, \_SB.PCI0.I2C0.TPD0._Y24._SPE, SPED) //
_SPE: Spe
Can you upload the output of 'ls /sys/devices/bus/acpi/devices/ and ls
/sys/devices/bus/i2c/devices/'
Another try is downloading ubuntu 22.04 installaion image and create a
usb installation media, boot with usb drive, select "try ubuntu without
install", to see if the touchpad could work or not wi
Need to narrow down furtherly.
Please test https://kernel.ubuntu.com/mainline/v6.14-rc1/,
https://kernel.ubuntu.com/mainline/v6.14-rc2/,... till you find the 1st
problematic kernel.
Currently I doubt the problem is in the hid driver.
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OK, thanks. The patch was just submitted to linux-...@vger.kernel.org
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Title:
nvme no longer detected on boot after upgrade to 6.8.0-60
To manag
Thanks, and I applied the fix to v6.15 and please help test it, once it
passes the test, I will try to submit the patch to upstream and CC Intel
engineers.
https://people.canonical.com/~hwang4/lp2111521/test11
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 4b8693ec9e4c..848fa0e6cf60
The 6.11 kernel will get the stable paches from 6.12 longterm tree, so
6.11 will include the fix automatically.
Since you are the author of the fix, if you could backport the fix to 6.6
longterm tree, the ubuntu-6.8 kernel will include the fix automatically as well.
thx.
** Changed in: linux
Do you mean the BT devices work normally with the combination of
(6.11.0-26-generic + 25.04 rootfs), while with the combination of
(6.14.0-15-generic + 25.04 rootfs), the BT devices have issues as the
bug described?
If so, it turns out this is a kernel issue. Plesae try the kernel 6.12,
6.13 and 6
https://people.canonical.com/~hwang4/lp2111521/test10
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Title:
nvme no longer detected on boot after upgrade to 6.8.0-60
To manage notifications
And both of your machines have the pcie root port
8086:2030/8086:2031/8086:2032 for nvme disks, maybe the problem is only
for the combination of (this root port + this nvme disk)?
I will build a test10 kernel with:
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 29883525b1a2..21837434
Got it. Need to set the flag to root port instead of nvme itself.
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Title:
nvme no longer detected on boot after upgrade to 6.8.0-60
To manage no
built a new testing kernel (test9), in the test9, applied the below
trial fix to test8, after testing the test9 kernel, please also upload a
complete dmesg since I put some printk() in the test9:
https://people.canonical.com/~hwang4/lp2111521/test9/
diff --git a/drivers/pci/probe.c b/drivers/pci/
@Ian,
There should be lines starting with "hh" in your dmesg.
At least there are them in Marks's dmesg.
@Marks,
From your log, all reset are the type of probing-reset (power on reset),
it's why that the quirk doesn't work here.
From the line "h", the returned value is ~0
But the default kernel on Ubuntu 22.04 is v5.15, so theoretically the
5.15 should work.
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Title:
ASUS X555UB touchpad not detected on Ubuntu 24.04
Can you upload the log of 'lsusb -t' both with 5.15.0-138 and 5.15.0-139
** Changed in: linux-signed-hwe-5.15 (Ubuntu)
Status: New => Incomplete
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Can you install and boot with the kernel of 24.10 on 25.04 rootfs, that
means test with (kernel 6.11 + bluez 5.79)
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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** Changed in: linux-raspi (Ubuntu)
Assignee: (unassigned) => Juerg Haefliger (juergh)
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Title:
argon one blaster dac driver not loading on r
I put some printk() in the driver, can you boot with kernel-test8 and
upload the dmesg. We need to know why pci_dev_wait() fails.
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Title:
nvme no
https://people.canonical.com/~hwang4/lp2111521/test8/
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Title:
nvme no longer detected on boot after upgrade to 6.8.0-60
To manage notifications
The commit is merged to mainline kernel from 6.12-rc1, so in theory, the
kernel from 6.12 and onwards will not work with this nvme disk. That's
odd that no one else reported this issue before.
Could you please test v6.15 kernel:
https://kernel.ubuntu.com/mainline/v6.15/
download and install
amd
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => You-Sheng Yang (vicamo)
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Title:
Dell Precision 5490 MIPI webcam not working on Ubunt
And have you tried with 6.8.0-59-generic?
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Title:
Thermal shutdown on kernel 6.8.0-60-generic despite thermal.nocrt=1 on
Lenovo ThinkPad
To ma
Indeed, there is no any error logs about touchpad, it is not detected
with the kernel 6.15.
Can you try https://kernel.ubuntu.com/mainline/v6.8/,
https://kernel.ubuntu.com/mainline/v6.7, ..., till you find the 1st
kernel that the touchpad could work with it.
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** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Emil Renner Berthing (esmil)
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Title:
riscv64: KVM does not release harts
To manage
built a test7 kernel, in this kernel, apply the patch "e259e3258f3f PCI:
Wait for device readiness with Configuration RRS" to the test6 kernel.
https://people.canonical.com/~hwang4/lp2111521/test7/
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Yes, for sure, but before do that (#27), I will build a test7 kernel
(apply that commit to test6) first to do a quick test, if test7 is bad
while test6 is good, that commit is culprit 100%.
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The diff between test6 and test2:
pick e259e3258f3f PCI: Wait for device readiness with Configuration RRS
pick b11342ebfd0e PCI: Avoid FLR for Mediatek MT7922 WiFi
pick 249761fabd5b ALSA: hda: Support for Ideapad hotkey mute LEDs
pick 50989dda6391 platform/x86:lenovo-wmi-hotkey-utilities.c: Suppor
https://people.canonical.com/~hwang4/lp2111521/test6/ bisecting between
test5 and test2.
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Title:
nvme no longer detected on boot after upgrade to
This is the diff between test5 and test2:
pick a5726bb796c6 maple_tree: reload mas before the second call for
mas_empty_area
pick 132846323d7f io_uring/rw: fix downgraded mshot read
pick bee3ff87ed0b wifi: iwlwifi: mvm: Fix __counted_by usage in
cfg80211_wowlan_nd_*
pick 14065738fc11 net: ethern
A new kernel bisecting between test4 and test2:
https://people.canonical.com/~hwang4/lp2111521/test5/
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Title:
nvme no longer detected on boot aft
Can you upload a complete dmesg with 24.04? (touchpad fails to work)
And if possible, can you also upload a complete dmesg with 22.04?
(touchpad works)
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Please upload the dmesg of the 25.04 and 24.04.
thx.
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Title:
iwlwifi missing support for Intel 9462 [8086:51f0] on Ubuntu 25.04
To manage notif
This is the diff between test4 (ok) and test2 (fail):
pick 9c114d6de5e2 platform/x86: hp-wmi: Add thermal profile support for 8BAD
boards
pick 7b61f5e818ad platform/x86: hp-wmi: Fix platform profile option switch bug
on Omen and Victus laptops
pick fa24401ba339 platform/x86: hp-wmi: Fix implemen
** Description changed:
+ [Impact]
+
+ 2 Ubuntu users reported that the spi keyboard/trackpad doesn't work anymore
with
+ Ubuntu Plucky kernel, it works well with Oracular kernel. Through
investigation,
+ I found the root cause is the change on iommu/intel introduced from v6.12-rc1,
+ from v6.1
** Also affects: linux (Ubuntu Plucky)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Plucky)
Assignee: (unassigned) => Hui Wang (hui.wang)
** Changed in: linux (Ubuntu Plucky)
Importance: Undecided => Medium
** Changed in: linux (Ubuntu)
Impo
I applied the patch of #37 to the ubuntu kernel, please try this testing kernel:
https://people.canonical.com/~hwang4/lp2107976/test1/
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Title:
Ap
Please try this kernel:
https://people.canonical.com/~hwang4/lp2111521/test4/
It is a bisecting kernel between test2 and test3.
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Title:
nvme no
the diffs (71 patches) between test2 and test3:
pick f208eeb038ef ksmbd: retry iterate_dir in smb2_query_dir
pick fe1c84396385 ksmbd: set ATTR_CTIME flags when setting mtime
pick a095cea70c61 smb: client: destroy cfid_put_wq on module exit
pick 2a346263ea00 net: usb: qmi_wwan: add Telit FE910C04 c
Ha, looks like there are a fix for this issue in the upstream:
hwang4@hwang4-ThinkPad-T14s-Gen-2a:~/work/mainline/linux$ git show
320302baed05c6456164652541f23d2a96522c06
commit 320302baed05c6456164652541f23d2a96522c06
Author: Lu Baolu
Date: Tue May 20 15:58:49 2025 +0800
iommu/vt-d: Rest
Yes, the change in the iommu/intel is fishy. Will investigate the
change.
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Title:
Apple spi keyboard/trackpad not working 25.04
To manage notifi
Does the linux kernel need to apply any patches for this issue?
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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Title:
Radeon 7
** Changed in: linux-raspi (Ubuntu)
Assignee: (unassigned) => Juerg Haefliger (juergh)
** Also affects: linux-raspi (Ubuntu Noble)
Importance: Undecided
Status: New
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continue bisecting between test1 and test2, please try with test3:
https://people.canonical.com/~hwang4/lp2111521/test3/
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Title:
nvme no longer d
try this one: https://kernel.ubuntu.com/mainline/v6.12-rc7/
thx
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Title:
Apple spi keyboard/trackpad not working 25.04
To manage notifications a
About your description "But I was unable to reboot with kernel 6.14",
what exactly the version of the kernel 6.14 is, sth like 6.14.0-17.17 or
...
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And it is most likely the trackpad issue is also introduced by the
change of iommu/intel/. After verify the v6.12-rc4, we could bisect the
iommu driver to fix the trackpad issue.
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https:/
I found why 6.12-rc1/2/3 deosn't boot, this is a fix for this issue (not
booting), so this fix is in -rc4, so please test 6.12-rc4, in theory,
6.12-rc4 could boot.
hwang4@hwang4-ThinkPad-T14s-Gen-2a:~/work/mainline/linux/drivers/iommu/intel$
git show 6e02a277f1db24fa039e23783c8921c7b0e5b1b3
commi
@Bill
Could you help test https://kernel.ubuntu.com/mainline/v6.12/ and
https://kernel.ubuntu.com/mainline/v6.13-rc1/.
The drivers for this device are spi/spi-pxa2xx*, mfd/intel-lpss* and
input/keyboard/applespi*, I compared 6.11 and 6.12, there is no
significant change (nearly no change at all).
There are many RDMA related patches/changes, and rdma is likely to be a
kind of protocol for nvme.
Could you check with your workable kernel, run 'lsmod | grep nvme*', to
see if nvme_rdma is loaded or not.
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This is the commits diff between test1 and test2, the commits below only
exist in test2, so some of them caused this bug:
pick 11bd03202d6a ALSA: ump: Use guard() for locking
pick ac66b222d167 ALSA: ump: Don't open legacy substream for an inactive group
pick b8906b16018e scsi: mpi3mr: Use ida to m
So the regression is introduced between 6.11 and 6.12, we need to narrow
down further, since v6.12-rc1 doesn't boot on your machine, could you
try v6.12-rc2? https://kernel.ubuntu.com/mainline/v6.12-rc2/
If -rc2 still doesn't boot, try -rc3 ...
thx.
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Those 2 dts are not in noble:linux-raspi yet. Probably Juerg could do an
estimation on it.
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Title:
Missing CM5 lite DTBs on noble's kernel
To ma
So this issue happens only if external monitors are connected and used?
From what I can tell, external monitors with the latest AMD platforms
have many problems (include hang issues).
Maybe you could try (the latest upstream kernel + latest upstream linux-
firmware), if this combination doesn't wo
It sounds like this issue only happens when booting with dock connected
(and monitor/TV pre-connected to dock as well).
When issue happens, don't replug dock, only replug monitor/TV, does it
fix the hdmi audio?
And could you backup the /lib/firmware/i915 and replace it with the one
in the latest
Please test this kernel:
https://people.canonical.com/~hwang4/lp2111521/test2/
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Title:
nvme no longer detected on boot after upgrade to 6.8.0-60
In the grub.
Intercept the booting process in the grub, select ubuntu-6.14 kernel in
the menu, press the key e (means edit), edit the bootargs (adding
nomodeset ...), press ctrl+c, the system will boot the ubuntu-6.14
kernel with changed bootargs.
sth like below:
before: BOOT_IMAGE=/boot/vmlinuz-
I guess this problem has sth to do with the drm graphic driver.
With the ubuntu-6.14 kernel (can't reboot with this kernel), is the
nouveau the major graphic driver? if so, could you add "nomodeset
nouveau.modeset=0 i915.modeset=0" to the bootargs and retest ubuntu-6.14
kernel?
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Can you try with mainline v6.14 kernel, to see if this kernel has the
same problem or not.
https://kernel.ubuntu.com/mainline/v6.14/
Download amd64/linux-image-
unsigned-6.14.0-061400-generic_6.14.0-061400.202503241442_amd64.deb and
amd64/linux-
modules-6.14.0-061400-generic_6.14.0-061400.202503
Could you collect some log after it finishes the first dock connection:
- dmesg.txt
- alsa-info.txt
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Title:
HDMI audio is not working on first
@Ian
Do you have a spare machine to test bisecting kernels? I built the first
testing kernel: https://people.canonical.com/~hwang4/lp2111521/test1/
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570 is the most recent version. I will try to find a machine to test
your scenario.
BTW, maybe you could make team run on the Intel graphic. (sudo prime-
select intel)
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These are the changed files between -59 and -60.
** Attachment added: "59-60.diff.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2111521/+attachment/5880311/+files/59-60.diff.txt
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What is the nvidia driver's version on your machine, can you upgrade it
to the latest version and re-do the test?
** Changed in: linux-hwe-6.11 (Ubuntu)
Status: New => Incomplete
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There is no bluetooth device from lsusb.txt, do you know what hardware
bus the bt device is attached to?
** Changed in: linux-hwe-6.11 (Ubuntu)
Status: New => Incomplete
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apport information
** Tags added: apport-collected noble
** Description changed:
I have a Intel BE201 card and use Ubuntu 22.04 OS, at the beginning the old
kernel can not support it so I update the kernel to 6.14.1 version. But in
Dmesg it shows:
[ 11.743101] iwlwifi :00:14.3: enabl
** Changed in: linux-nvidia (Ubuntu)
Assignee: (unassigned) => Jacob Martin (jacobmartin)
** Also affects: linux-nvidia-6.11 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux-nvidia-6.14 (Ubuntu)
Importance: Undecided
Status: New
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If you install and boot with 6.8.0-generic kernel, does this issue still
happen?
** Changed in: linux-signed-hwe-6.11 (Ubuntu)
Status: New => Triaged
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Agree with #1, and for initrd, may do a quick check on the size of
initrd.img-6.8.0-59-generic and initrd.img-6.8.0-60-generic
** Changed in: linux (Ubuntu)
Status: New => Triaged
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Then try 6.11 https://kernel.ubuntu.com/mainline/v6.11/ and 6.12-rc1
https://kernel.ubuntu.com/mainline/v6.12-rc1/
thx.
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Title:
Apple spi keyboa
@Sangho,
Can you add 'nomodeset' in the bootargs to disable the graphic hw accel.
After booting up, check 'sudo dmesg' to make sure there is no "[drm]
amdgpu kernel modesetting enabled.", then do your test, let us see if
the system still freeze or not.
** Changed in: linux (Ubuntu)
Statu
And other than comment #2, could you also do a test:
boot with "live installation media", make sure the touchpad could work,
then run 'sudo dmesg > /tmp/dmesg-bootmedia.txt'; upload the dmesg-
bootmedia.txt to lauchpad, and upload the output of 'sudo evtest' or
'lsinput'
Similarly, boot with the
Could you try https://kernel.ubuntu.com/mainline/v6.12/ and
https://kernel.ubuntu.com/mainline/v6.13-rc1/, there is a new patch
applied to applespi of v6.13-rc1, let us see if it is the root cause.
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*** This bug is a duplicate of bug 2111394 ***
https://bugs.launchpad.net/bugs/2111394
This is a duplicate for #2111394
** This bug has been marked a duplicate of bug 2111394
freeze all includes screen and inputs
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*** This bug is a duplicate of bug 2111394 ***
https://bugs.launchpad.net/bugs/2111394
This is a duplicate for #2111394
** This bug has been marked a duplicate of bug 2111394
freeze all includes screen and inputs
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Bu
And it looks like it is hybrid grapic on your machine, could you check
and disable nvidia graphic on your machine and to see if it gets better?
To do so, use 'sudo prime-select xxx'
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@Zixing,
Can you help take a look at this bug, it turns out to be a problem for
plucky kernel, and could you also check O/N/J to see if those kernels
have this problem or not.
thx.
** Also affects: linux (Ubuntu Plucky)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu P
Can you try https://kernel.ubuntu.com/mainline/v6.14/ kernel?
Download
amd64/linux-image-unsigned-6.14.0-061400-generic_6.14.0-061400.202503241442_amd64.deb
amd64/linux-modules-6.14.0-061400-generic_6.14.0-061400.202503241442_amd64.deb
and install them with 'sudo dpkg -i *.deb' and reboot,
the comment #2 makes senese, there is no bt device in the lsusb.txt (#1)
Could you try a different kernel and the bluetooth could work with this
kernel, then upload dmesg and lsusb logs.
thx.
** Changed in: linux-hwe-6.11 (Ubuntu)
Status: New => Incomplete
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And for this description:
"Then after shutting down I noticed my battery had dropped about 50 percent.
Keeping it on the charger it starts the charge icon but then less than a minute
it shows not charging and it hovers around 37-38 percent, while my CPU is
stating it's at about 90 degrees Celsiu
** Also affects: linux (Ubuntu Plucky)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2111231
Title:
Documentation update for [Ubuntu25.04] "virsh attach-
Apart from the kernel, does the powerpc-utils need to be changed as
well? If it does, need to file a bug against powerpc-utils (Ubuntu).
** Changed in: linux (Ubuntu Plucky)
Status: New => Triaged
** Also affects: linux (Ubuntu Questing)
Importance: Undecided
Assignee: Ubuntu on IB
** Changed in: linux (Ubuntu Questing)
Assignee: (unassigned) => AceLan Kao (acelankao)
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https://bugs.launchpad.net/bugs/2111220
Title:
ACPICA: Add support for printing AML argumen
** Description changed:
- I have a Intel BE201 card and use Ubuntu 22.04 OS, at the beginning the old
kernel can not support it so I update the kernel to 6.16.1 version. But in
Dmesg it shows:
+ I have a Intel BE201 card and use Ubuntu 22.04 OS, at the beginning the old
kernel can not support
Public bug reported:
I have a Intel BE201 card and use Ubuntu 22.04 OS, at the beginning the old
kernel can not support it so I update the kernel to 6.16.1 version. But in
Dmesg it shows:
[ 11.743101] iwlwifi :00:14.3: enabling device ( -> 0002)
[ 11.767780] iwlwifi :00:14.3: De
** Tags added: verification-needed-noble
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https://bugs.launchpad.net/bugs/2105425
Title:
Support GPU driver on Qualcomm QCS6490 / SA8775
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** Tags added: verification-needed-noble verification-needed-oracular
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https://bugs.launchpad.net/bugs/2106436
Title:
Add support for QAT Gen5 device with the 420xx (CPM2.2) firmware
T
Base on the comment 5, add the verification-done tags for noble,
oracular, and plucky
** Tags added: verification-done-noble verification-done-oracular
verification-done-plucky
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** Tags added: verification-needed-jammy verification-needed-noble
verification-needed-oracular verification-needed-plucky
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Title:
Support wifi 6
** Tags added: verification-needed-noble
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https://bugs.launchpad.net/bugs/2103582
Title:
/sys/power/suspend_stats/total_hw_sleep not increased after
suspend/resume on AMD GPU of DCN 3
** Tags added: verification-needed-noble
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Title:
Add support for Realtek 8852BE-VT[10ec:b520]
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