Questions tagged [modprobe]

modprobe is a Linux program and used to add a loadable kernel module (LKM) to the Linux kernel or to remove an LKM from the kernel.

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Installation MT7630E failed, modprobe: ERROR: could not insert 'mt7630e': Invalid argument [closed]

The wifi card of my laptop is not supported by ubuntu (14.04). I had to dig a little on the site to find how to manually install the driver. So I went to this website https://github.com/neurobin/...
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how to use CONFIG_MODULE_FORCE_UNLOAD with stock kernal ubuntu 20.04

I have a webcam that after use will not shut down without rebooting. I know that if I run: modprobe -f uvcvideo and then: modprobe uvcvideo this will restart the camera. But if I run: sudo modprobe -...
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Can't detect built-in camera after installation

I have an old laptop (>4 years)with the bare minimum to work with. I installed Lubuntu 16.04.3 LTS and so far so good, my only issue is that the built-in camera isn't being detected by any app. I'm ...
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“FATAL: Module 88x2bu not found in directory /lib/modules/5.8.0-45-generic” when I do “modprobe 88x2bu”

Helo i've been trying for many days,, but Im done I recognize I need a hand from the experts guys.. I purchased a cudy AC1300 wireless Dual Band USB adapter. and I found the right driver RTL8812BU due ...
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modprobe fuse: FATAL, kernel update, mainline segmentation fault

I need to get fuse working correctly on my ubuntu box running 20.04.2 LTS. I thought that the necessary packages were installed and I was good to go, but when I try modprobe fuse, the following ...
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Wifi does not work after suspend - ubuntu 20.10 - MT7630e

I'm using Ubuntu 20.10: dsm@dsm ~> lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 20.10 Release: 20.10 Codename: groovy dsm@dsm ~> uname -a ...
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modprobe: FATAL: Module not found

I'm struggling to permanently insmod custom PCIe device drivers Module can be loaded manually with insmod ~\work\project\build\xdma.ko But I didn't manage to add it permanently. I copied xdma.ko ...
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dell-smm-hwmon freezes Alienware m15 r1

I have tried suggestions such as installing i8kutils and dell-bios-fan-control but it always freezes my laptop if I do sudo modprobe dell-smm-hwmon force=1 And if I try to do it without force, it ...
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Nvidia driver curiously only loads properly when booting in recovery mode (Not blacklisted, secure boot disabled)

I've been having serious trouble getting the Nvidia drivers working on my machine with Ubuntu 20.04 and 20.10. My graphics card is an RTX 2080 and my machine is an ASUS desktop. I've been getting the ...
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I accidentally deleted modprobe.d can Ubuntu won’t boot what can I do?

Nvidia driver blacklisted the open source version and I found the file. Instead of deleting that one file I accidentally deleted the entire modprobe.d folder. I rebooted and now Ubuntu 20.04 won’t ...
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Virtualbox broken after a dist-upgrade — cannot install virtuabox-dkms nor run modprobe vboxdrv

I am running Ubuntu 20.04 and recently did a dist-upgrade. uname -r: 5.8.0-34-generic I purged Virtualbox and associate files by: sudo apt-get purge "^virtualbox-.*" After trying to ...
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How to run throttle stop script at startup?

I have tried this (How do I write a script that runs on startup?) to automatically run a throttle stop script at startup. But I cannot make it work. I've tried the methods (GUI app, cron job and /rc....
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Libkmod error - Ubuntu 18.04 doesn't start

While starting the system I'm getting the following message: libkmod: ERROR ../libkmod/libkmod-config.c:656 kmod_config_parse: /etc/modprobe.d/local.conf line 1: ignoring bad line starting with '...
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Load ashmem & kmodsign

I recently install Anbox on my Ubuntu 20.04. I found on the post Module "ashmem" doesn't load with Secure Boot on (but "binder" does load with secure boot on) that I need to ...
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modprobe: ERROR: could not insert '8192du': Unknown symbol in module, or unknown parameter (see dmesg)

I am trying to install wifi driver on Ubuntu 20.04. Following this link, after sudo modprobe 8192du, I got this error. I spent almost a day to find solutions. Please help me. modprobe: ERROR: could ...
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Delay when using modprobe v4l2loopback with ffmpeg

I will state, that for the first maybe 2/3 mins of having the camera started, it appears that the audio/video is in sync. Thats to say, there is no delay on the video. Then I hear a "click" ...
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ls -1 /dev/{ashmem,binder} yields anticipated result for /dev/ashmem, but an error for /dev/binder

Background In another post, I reported that: I'm running Ubuntu 20.04.1 with default kernel 5.4.0-42-generic (installed from Main) on a UEFI system. I want to load two kernel modules ("ashmem&...
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1answer
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Module “ashmem” doesn't load with Secure Boot on (but “binder” does load with secure boot on)

Summary I'm running Ubuntu 20.04.1 with default kernel 5.4.0-42-generic (installed from Main) on a UEFI system. I want to load two kernel modules ("ashmem" and "binder") with ...
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Automated Driver Loading: Cron, Init, or Modprobe

Main Problem I am attempting to automate the loading of drivers for my system. The drivers were built manually and must be loaded manually. Another caveat is that one of the system drivers must be ...
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modprobe: ERROR: could not insert 'vboxdrv': Operation not permitted

When I type sudo modprobe vboxdrv all it shows is: modprobe: ERROR: could not insert 'vboxdrv': Operation not permitted I cant find anything to fix this. This is in Ubuntu 20.04.
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How to add modprobe command to GRUB_CMDLINE_LINUX_DEFAULT

Ubuntu 20.04 To make my WiFi happy I enter the following modprobe via the terminal; modprobe -r brcmfmac Then wait 5 seconds and modprobe brcmfmacCan I add this to a startup process so that I don't ...
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How do I automatically run modprobe v4l2loopback on boot?

I'm using OBS Studio and would like to have a virtual video output saved permanently so that it can be run when the application is launched. This command creates the virtual output: sudo modprobe ...
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How to unload a kernel module which is in use and has a recursive module dependency?

I habe a driver for my ELM 327 an it uses the pl2303 module which depends on the usbserial and this again depends on the pl2303 module. What I tried: sudo modprobe -r usbserial pl2303 sudo modprobe -...
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Screen tearing reappeared after updating form 19.10 to 20.04 (GeForce GTX 1050 Ti Mobile)

I am using an MSI GL62M 7REX laptop which has a GeForce GTX 1050 Ti Mobile graphics card. When I was using Ubuntu 19.10, I was able to deal with screen tearing in the following way: Similarly to this ...
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1answer
2k views

Using DSLR camera as a webcam

I am trying to use my Canon DSLR as a webcam, on an Ubuntu machine. The camera does not show up as /dev/video*. The camera shows up in hwinfo --usb: 19: USB 00.0: 10f01 WebCam [Created at usb.122] ...
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Ubuntu server: Cannot setup dummy driver alsa (LXC container) // modprobe issue [duplicate]

I'm trying to setup alsa on my ubuntu server, but it seems that the drivers are not installed & I don't know how to solve this problem. I just wanna setup a dummy soundcard. But I really don't ...
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1answer
255 views

How do I write a script that runs on startup?

Newbie here. I have a Dell Inspiron 3442 who suffers from the "CPU stuck at 800Mhz" problem. In Windows, I used to run ThrottleStop at every startup and disable BD PROCHOT... So I installed Ubuntu ...
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How do I debug errors with enabling the NFS kernel module?

I am running Ubuntu 18.04 LTS and wanted to use an NFS shared drive. On most of my servers it just simply worked with sudo modprobe nfs. But on this specific server, which was set up exactly the ...
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1answer
906 views

softdep for vfio-pci wont work

I'm trying to do passthrough so my devices are grabbed by vfio-pci before any other module. Here's my /etc/modprobe.d/01-vfio-pci.conf: softdep nouveau pre: vfio-pci softdep nvidiafb pre: vfio-pci ...
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1answer
5k views

Ubuntu equivalent of mkinitcpio.conf

I have a sh script that should be executed during system boot, as I understand before graphic driver modules are loaded. Probably this is not relevant for the answer, but this script serves for PCI ...
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969 views

unable to load the module for vfat support with modprobe

I'm doing a lab in this course and I'm asked to : "Load the module for vfat support; does it have any dependencies ?" The answer for this lab is these commands : modprobe vfat modinfo vfat lsmod ...
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1k views

Sign iwlwifi kernel module for SecureBoot

After a kernel update of Kubuntu 19.10 (i.e., via normal updates), wifi has stopped working, and the driver is not loaded anymore. I have tried to run sudo modprobe -v iwlwifi unsuccessfully with this ...
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Stop modprobe spam

I setup GPU passthrough, it works, but ubuntu is spamming modprobe processes, it consumes lot of CPU, this is log from dmesg: [22014.015852] PKCS#7 signature not signed with a trusted key [22014....
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1answer
9k views

Can't load wireguard module

I have a VPS server running Ubuntu 18.04 LTS where I wanted to install a WireGuard VPN service. I have started with adding the repository and then installing the module which is running fine and ...
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1answer
2k views

I still get “Dummy output” for audio after installing alsa-base and pulseaudio

I tried using my audio recently and I noticed that I couldn't any more, I've tried a few of the options I've seen but they do not seem to work: Dummy Output in Audio; nothing is working (ALSA broken?)...
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902 views

Anbox-Modules-dkms Won't Install

I'm having trouble installing the modules sudo modprobe ashmem_linux and sudo modprobe binder_linux. Every time I try the code I get this message in my Terminal modprobe: ERROR: could not insert '...
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1answer
447 views

Why is a device file not created?

Upon insertion of a mass USB storage device like an external hard drive or a flash drive, dmesg -w notes its insertion but no corresponding file such as /dev/sda or /dev/sdb is created.
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open-vm-tools modprobe ERROR: could not insert 'vmgfx'

After doing a dist-upgrade yesterday evening the open-vm-tools-desktop are no longer working correctly. Which means, I can't resize to fullscreen. Trying to do so ends in a black screen. Taking a look ...
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2answers
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empty “lsmod | grep loop”

I am trying to mount an ISO image $ sudo mkdir /mnt/myiso $ sudo mount -o loop ubuntu-16.04-server-amd64.iso /mnt/uiso The error message says mount: /mnt/uiso: failed to setup loop device for /home/...
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1answer
12k views

mount.cifs gives me “mount error: cifs filesystem not supported by the system”

i try to mount a OneDrive Folder to my Linuxserver. However, as i try mout.cifs with XXX beeing the correct values... root@XXX:~# mount.cifs //onedrive.live.com/about/en-us/signin/ /usr/plex/share -o ...
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2answers
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What is “options iwlwifi 11n_disable=1” in WiFi setting?

One of the common solutions for improving WiFi signal is to use this command options iwlwifi 11n_disable=1 in /etc/modprobe.d/iwlwifi.conf And the number can be 0, 1, 2, 8. I was unable to find ...
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1answer
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modprobe nvidia throws error: could not insert 'off'

I am trying to configure bumblebee to switch my nvidia discrete card. As well bumblebee crashes when tries to modprobe nvidia. When i try to do it manually, i face the same error: $ modprobe nvidia ...
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WiFi adaper not found on Ubuntu 18.04 [duplicate]

I cannot connect via WiFi and I've tried following the instructions in another question, but I get an error when modprobeing the module rtl8273de. You can see the commands I ran on a clean install of ...
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1answer
4k views

Disable usb port [duplicate]

I want my computer to stop listening on a specific usb port. The problem is that the device connected there keeps disconnecting and reconnecting. I think this may be due to a hardware fault. The usb ...
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1answer
214 views

How can I renable my wifi controller after modprobe -rv?

I was trying to improve the wifi signal range, but when I executed the command sudo modprobe -rv rtl8723bemy wifi stopped working and I cannot do anything. How I do reset the config or rollback this ...
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1answer
597 views

Does /lib/modules folder must be on root device?

Just trying out things, I mounted a btrfs subvolume on /lib/modules, installed kernel on it. Everything seemed fine. But when I modprobe any module, it returned 0 without message and did not load that ...
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No ttyACM0 for Arduino Nano on Ubuntu. How can I attach it?

On my Firefly-RK3399 (arm arch) I have installed their official ubuntu image for the board. I also installed Arduino IDE and when I connect my Arduino UNO then all fine, I can flash it and I see in my ...
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2answers
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Nouveau blacklisted but loaded

Hi I am trying to use Ubuntu-Prime for ubuntu 18 on an asus laptop with 2 GPU (intel & nvidia). I found the power consumption of the computer to be way too high when I reboot with only the intel ...
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4answers
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No sound in Ubuntu 18.04 HP notebook

Please note that I have tried all solutions in the below two links: "Dummy Output" sound in Ubuntu 14.04 No Sound card detected in Sound Settings, although sound works pulseaudio -k &&...
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2answers
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No wifi after kernel upgrade to 4.15 OR 4.16

I am on Ubuntu 16.04 and I have this network card: https://www.tp-link.com/uk/products/details/cat-11_Archer-T6E.html With kernel 4.14.x everything is working just fine. But when upgrading to 4.15.x ...