Questions tagged [dmesg]
dmesg (for "display message" or "driver message" ) print or control the kernel ring buffer
189
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Ubuntu cannot find a network adapter for the AX201
I have the problem in the image below, and I don't know how to solve it.
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1
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PCI Errors Reported with RTX A6000
I'm having issue with an NVIDIA RTX A6000 whenever the machine starts up or whenever there is load on the GPU.
dmesg reports AER: buffer overflow in recovery for for three separate PCI addresses:
41:...
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How to know which usb port is associated to which root_hub?
I have a requirement where I would like to connect many USB devices to the system using USB hubs. Currently, I have 2 20 ports USB hub with 40 USB devices connected this way. When I am trying to add ...
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1
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749
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Out of memory at early stage of boot
I have a Ryzen 9 with 32 GB of RAM. Often, just after the GRUB menu, this message appears in the top left corner of the screen:
Error: out of memory
Press any key to continue...
Pressing a key leads ...
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81
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MSI Stealth GS66, camera does not work, Fn+F6 raises unknown key released
I cannot activate the camera in MSI Stealth GS66, Ubuntu 22.04 LTS. After pressing Fn+F6, I have got (in dmesg):
[ 35.518230] atkbd serio0: Unknown key pressed (translated set 2, code 0xf3 on ...
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471
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Removed PHC on enp
Why is the PHC is removed on my ethernet interface? Is that the reason why I couldn't see the interface in ifconfig? I have inserted the 10Gbe cable and I can clearly see it is connected.
Output of ...
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1
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45
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Long running process shutting my PC down
I am using Ubuntu 22.10 on my dell laptop [intel i3, amd64]. First this OS was working fine, but now it is taking so much time to boot-in. When I run sudo dmesg in terminal, it shows this output:
[ ...
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1
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361
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Is there a command to show the boot messages?
Is there a command to show the boot messages, which are normally shown on system startup on the console? dmesg gives only the kernel messages and less /var/log/syslog shows too much information.
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Constant USB connection and disconnection sound on Ubuntu 22.04LST
I have a Alienware Dell R4 and i installed Ubuntu alongside Windows 10.
There is a constant sound that appears to be the power charger connection/disconnection. However i don't think i have issues ...
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Ubuntu Crashing, nothing in logs, Cant find dmesg log in crashdump
We are running an old version of Ubuntu (14) with kernel 3.16.0-30-generic. We are working with a peripheral that only has 32bit drivers, hence the old version (16 is the last 32bit Ubuntu, however we ...
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Long boot time, Snap not working, Internet not working
Some days ago, I powered on my Lenovo IdeaPad 5 Pro with Ubuntu 22.04 LTS and noticed a very long boot time (More than 150 seconds). After logging in, I noticed wifi was connected successfully but the ...
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1
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Dev loop0: unable to read RDB block 8
Every time I boot my laptop I see this warning and from dmesg I get this output:
[ 2.895604] Dev loop0: unable to read RDB block 8
[ 2.895641] loop0: unable to read partition table
[ 2....
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1
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"Invalid system disk" after "There are differences between boot sector and its backup"
I made a live Linux system on a USB pen drive using Rufus (MBR partition scheme) and everything was working fine except for a large number of warnings and critical error messages I got from dmesg. ...
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ubuntu 22.04: UBSAN: invalid-load of _Bool in mac80211
I upgraded 21.10 (Stock) to 22.04 for an Ausus ROG Strix Advantage Laptop.
I Notice this error in dmesg:
UBSAN: invalid-load in /build/linux-HMZHpV/linux-5.15.0/net/mac80211/status.c:1164:21
load of ...
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504
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File system becoming read-only at random
for some time now my OS has been switching to read-only mode seemingly at random. Typical fix for this problem was booting from live USB and running fsck /dev/sda3/ and then I could boot up normally. ...
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Linux USB Not Recognized: device descriptor read/64, error -71
I have a USB (SanDisk's Ultra Fit), which has Ubuntu installed in it. It was functioning perfectly well until it suddenly shutdown for no apparent reason. After that, my PC's BIOS won't recognize my ...
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1
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PCIE USB card not working. What's the missing "... resource 0 [io ...]" line in dmesg meaning?
Problem with 4x USB controller PCIE cards seems to be not correctly installed.
Situation: We want to use USB Vision cameras with USB adapter cards, providing as much bandwidth as possible. So we tried ...
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1
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0
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335
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TPM showing error message
I have configured TPM for my virtual machine with Ubuntu 18.04.
root@Virtual-Machine:~# dmesg | grep -i tpm ==> This should show a proper message
root@Virtual-Machine:~# journalctl | grep tpm ==&...
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2
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1
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451
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Can I check log files in Wayland to fix my Ubuntu problem?
I am able to log into Ubuntu Wayland (20.04) but I am having a problem with regular Ubuntu. I have been advised to "read log files like dmesg or syslog".
My question is, if I run these in ...
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what can cause my /dev/video* to get deleted (disabling my camera) and how do I fix it?
my integrated webcam suddenly stopped working.
Most online advice seem to rely on v4l2-ctl which pulls data from /dev/video0 but apparently this directory does not exist.
Some people seem to have this ...
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pendrive detected but not shown on ubuntu 20.04
When I plug my Pendrive I hear the sound of it getting detected.
output of dmesg
[21145.916189] usb 1-1: new high-speed USB device number 11 using xhci_hcd
[21146.522765] usb 1-1: New USB device ...
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Some buttons don't work after suspend andresume
dot (.) and functional buttons (brightness) don't work
OS: Ubuntu 21.10 x86_64
DE: GNOME 40.5
CPU: AMD Ryzen 7 5700U
GPU: AMD ATI 03:00.0 Lucienne
kernel: 5.13.0-20-generic
Similar question is here
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Ledger Nano S - Ubuntu 20.04
I need help getting my Ledger to connect. Currently I am stuck on the verify screen.
I am running Ubuntu 20.04 and Ledger Live Desktop 2.33.1-linux-x86_64
I have ran the troubleshooting steps here: ...
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0
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376
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External Disk hangs every diagnostic utilities
I am trying to get back my 1To, exFAT-formatted, external hard drive.
I cannot run anything on it or even mount it, everything hangs at a point where I can't even use Ctrl+C to finish it, my only ...
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1
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455
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intel-sdw message in dmesg
I've a Acer Swift 3 laptop running Ubuntu 20.04.2 LTS.
Recently I started getting the following message continuously in my dmesg:
[ 1850.107303] sdw_cdns_irq: 163616 callbacks suppressed
[ 1850.107307]...
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0
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141
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How to fix "xt_hashlimit: size too large, truncated to 1048576" showing in dmesg?
Ubuntu 18.04
Bash 4.4.0
The command dmesg -T shows the following over and over again:
[Wed Jul 7 18:24:50 2021] xt_hashlimit: size too large, truncated to 1048576
[Wed Jul 7 18:24:50 2021] ...
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NanoPi with Ubuntu 20.04 LTS installed, turns off by itself
I installed Ubuntu 20.04 on Nanopi NEO Plus 2 and it worked fine, later I installed ROS(Robot Operating System) on it and it begin shutting down by itself after 15-20 minutes. I ran the 'dmesg' ...
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Hard disk: Read-only file system and blk_update_request: I/O error, dev sda (READ)
I performed dmesg --level=err to get the errors that my disk was reporting. I got a long(LONG) list of blk_update_request: I/O error.
I'm new to Ubuntu or any Linux-based os ever, So can someone ...
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1
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576
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How to stop apparmor spew in the logs
I try to keep my dmesg clean, so I can see the signal in the noise.
However, I am annoyed by the spamming that app armor does in the logs:
[74339.538450] audit: type=1400 audit(1620404490.953:75): ...
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My laptop freeze or has black screen when I open the lid after suspend
Since when I bought this laptop (Huawei Matebook D14, it has a AMD Ryzen 5 3500U CPU with a Radeon Vega 8 GPU) and installed Linux on it (it's dualbooting with Windows), I have this problem that ...
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ACPI Error: Needed type [Reference], found [Package] 0000000027f1cd97 (20200528/exresop-66)
[ 1489.465625] ACPI Error: Needed type [Reference], found [Package] 0000000038987839 (20200528/exresop-66)
[ 1489.465633] ACPI Error: AE_AML_OPERAND_TYPE, While resolving operands for [Notify] (...
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1
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Usb to Serial Cable adapter, recognized but not attached to a /dev/tty*
I have a USB-to-RS232 converter cable, the cable is proven to work in Windows machines, Ubuntu detects it but does not attach the converter to any /dev/tty.
I tried connecting it to USB 2.0 and 3.0, ...
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2
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flash drive is not visible for mount and fdisk
I was installing ubuntu studio on asus laptop and something went wrong during installation.
I mean I corrupted my installation medium (silicon power flash drive, 16gb) somehow.
then I used lsblk and ...
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0
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Meaning of message `nouveau 0000:01:00.0: fb: trapped read at 0101400000 on channel -1`
What is the meaning of these messages in dmesg?
[184608.460680] nouveau 0000:01:00.0: fb: trapped read at 0101400000 on channel -1 [3fee0000 unknown] engine 06 [BAR] client 08 [PFIFO_READ] subclient ...
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161
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Long boot time after using gparted to resize partitions
I recently used gparted to increase my ubuntu partition's size. Now, the startup time is super long. When i run dmesg I get (let me know if you want the full text. Below is just certain parts)
[ 0....
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Lockdown: systemd-logind: hibernation is restricted; see man kernel_lockdown.7
Few days back, I ran dmesg on my terminal to see this line Lockdown: systemd-logind: hibernation is restricted; see man kernel_lockdown.7
Sometimes, as in the image below, the kernel ring buffer only ...
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1
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0
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266
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Error message of TPM after run "dmesg | grep -i error"
I found the error message of TPM after "dmesg | grep -i error".
ima: Error Communicating to TPM Chip
tpm tpm0:tpm_try_transmit: send() error -5
Could someone explain the error message and ...
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1
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1
answer
859
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USB devices in dock disconnecting on notification ( Lenovo X1 Carbon gen 7 )
When receiving a Chromium notification from slack, or sometimes just playing sound from Spotify, ubuntu will disconnect all USB devices connected to my Thunderbolt 3 dock. Charging is working.
dmesg ...
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0
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519
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Ubuntu 20.04 takes too long to boot
I have recently installed Ubuntu 20.04 on my HP-notebook(intel core i-5, 8GB RAM, AMD Radeon 2GB). It takes more than 2 min to reach the login screen.
I used the command dmesg to analyze which ...
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1k
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Shutdown msg: ata failed stop fis rx (-16)
I am dual booting ubuntu 20.04/w10 on separate NVme.m2 on an asrock x570 and i have an ssd connected too as a storage drive. When i shutdown/restart my system, the following msg flashes for a sec:
[32....
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1
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572
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18.04 - Tensorflow causes intermittent freezes during standby after upgrade to Nvidia 435 drivers
I recently upgraded my Nvidia drivers from 418 to 435 (I have an RTX 2070). Long story but I had some issues with driver conflicts, so I had to switch to the nouveau drivers and back again. I'm pretty ...
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0
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518
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ath10k_pci not working with Qualcomm Atheros QCA9377 wireless adapter remains UNCLAIMED
After installing Ubuntu 19.10 in my Lenovo e41-25, it showed wireless adapter not found. when I followed the troubleshooting instructions I got the following results:
######### lshw -c network #######...
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1
answer
161
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History logs in Lubuntu Server
May someone tell me if the system logs (especially dmesg) are archived somewhere else than /var/logs? In this folder I can find only dmesg from last 6 restarts. I need to look two weeks before to ...
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1
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2k
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Ubuntu19.10 - Shutdown/Reboot hangs for about 90 sec
Since at some point, this has begun. Before that, shutdown was so fast.
I've been searching to get some clue about a week, but wasn't lucky.
Following the popular method from https://freedesktop.org/...
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1
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1
answer
272
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What does "Page fault failed for pfn[0] = 0x0" in kern.log means?
I recently started getting the following elements printed in "kern.log" and syslog.
Jan 29 10:28:19 server kernel: [82515.307047] Page fault failed for pfn[0] = 0x0
Jan 29 10:28:19 server kernel: [...
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0
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965
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speedup boot process
I often have to reboot my laptop due to development stuff, so I try to minimize bootup time on Ubuntu 19.10
This is the output of dmesg
# dmesg
...
[ 0.017283] On node 0 totalpages: 10414141
[ ...
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1
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494
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PCIe Bus Error, Physical Layer
When I run the command dmesg it shows 3 times the following error:
[ 2.725876] pcieport 0000:00:1c.5: AER: PCIe Bus Error: severity=Corrected, type=Physical Layer, (Receiver ID)
[ 2.725879] ...
3
votes
3
answers
3k
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Resuming after suspend problem ,Freezing and multible errors on wakeup
After i lay down my laptop screen and open it again i get multiple error messages.
what i got from dmesg ...
[ 80.203323] Freezing of tasks failed after 20.005 seconds (1 tasks refusing to freeze, ...
0
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0
answers
316
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18.04 - More than 2 mins boot on SSD
I've Ubuntu 18.04 installed on Dell Latitude E6320 (on Kingstone SSD), It used to boot in about 14 - 18 sec, but about three days ago the system started to take a lot of time to boot and in general ...
3
votes
1
answer
2k
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SD card insert/remove behaviors not detected until running lspci command
Whenever I insert/remove SD card, my ubuntu doesn't recognize those behaviors automatically. I have to run lspci command to manually tell ubuntu about the hardware change.
I want to make my ubuntu ...
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