Linux reboot hangs. While the installation complet...

Linux reboot hangs. While the installation completed without an issue, it just freezes completely whenever I hit shutdown or restart. In this article, we will explain the different stages in the Linux system boot process as well as learn how to establish and possibly resolve Linux boot issues. This is the journalctl output from the last boot after the reboot command: Jun 24 19:18:47 cherry systemd-logind [829]: The system will reboot now! This question is about a sporadic power off failure on shutdown: when selecting shutdown (either via GUI or from command-line), the system will mostly complete shutdown (all disk activity ceases), but never actually power down, leaving small Mint logo on screen. By boot screen I mean the all black screen with the LM Logo and the small handful of dots under the logo. If the issue is with the system as a whole, try to restart your computer. Learn how to diagnose and fix common Linux startup issues. Most system applications become unresponsive. Is there any way to solve this problem except hitting the reset button on the machine? This happens only when I reboot, by any method, for example: running systemctl reboot or reboot from a terminal choosing the shutdown option in the WM menu (which equals to systemctl reboot) exiting to LightDM and choosing the reboot option from there I already tried some things: updated the system booted with linux kernel (Usually, I use linux I installed Ubuntu 21. It occurs during the "shutdown" process - before the machine actually resets (bios screen flashing by?). 04. 10 LInux: How do I diagnose / isolate what's causing "random" hangs and spontaneous reboots? Ask Question Asked 16 years, 1 month ago Modified 13 years, 1 month ago Is Ubuntu frozen? This guide shows how to fix system hangs, unresponsive apps, and reboot safely without losing your work. The exact same thing happens with Manjaro Deepin 18. Works for other distros as well. I reboot and boot in using the normal ubuntu and after pressing ctrl + alt + f9, a root shell comes up with my user but I only have a few seconds before it freezes entirely again. So it can work. My Ubuntu 16. When i try to shutdown/reboot arch linux, my system hangs to cca 90 seconds and then shutdown or reboot. This now happens whether I try to boot in recovery mode or normal I am having this weird problem in Ubuntu 22. Kept getting kernel panic. Resolve recurring Ubuntu system hangs, crashes, and freezes by identifying root causes and applying practical solutions for both application-level and full system lockups. When I want to reboot or shutdown the system hangs (I waited more than 3 hours) and then I forcefully shutdown by pressing the The u-boot is not populating this field with the uncompressed size, that the linux kernel uses later to resize its stack, thus putting the system into an undefined state. In the Linux operating system, there are times when a normal reboot may not work as expected. I upgraded from Ubuntu 19 to Ubuntu 20. Aug 11, 2025 · On the rare occasion that my Linux desktop freezes, I have a few tricks up my sleeve that keep me from having to do a hard reboot on my machine. d and now when I reboot the system with sudo reboot the system hangs during the boot process. Turing off swap: usb 5-1: new low speed USB device using uhci_hcd and address 2 usb 5-1: configuration #1 chosen from 1 choice input: BTC USB Multimedia Keyboard as /class/input/input3 input,hidraw0: USB HID v1. First you need to disable splash via GRUB (See verbose shutdown) Boot and hold SHIFT to enter grub. 0 Juno. 0. Boot hangs at "A start job is running for monitoring of LVM2 mirrors, snapshot, etc using DMEVENTED or progress polling" it sits on that for 30 seconds and then hangs. The pc will hang on first boot or after an hour or more of use, but if I restart and press shut down, it does it instantly. Apr 14, 2025 · When shutting down my system (I usually use `shutdown now`), it sometimes hangs at: Apr 21, 2025 · Resolve recurring Ubuntu system hangs, crashes, and freezes by identifying root causes and applying practical solutions for both application-level and full system lockups. Linux Mint is hanging at the boot screen. When I tried to reboot again in normal mode (Ubuntu, with Linux 5. I have created bug report at arch's bugzilla, but there is no one, who can find the prob He now has the new Grub menu after an upgrade of Grub. 0-29-generic) boot hangs on the message: "A start job is running for AppArmor itialisation (Xmin Xs / no limit)" It stays that way until I force shutdown using the power button. 10 Framework laptop (11th or 12th generation Framework laptop) are you asking for support with? 12th gen If this is a Linux issue, p… System hangs on reboot and poweroff Ask Question Asked 4 years ago Modified 4 years ago After Ubuntu hangs requiring a reboot how to identify the culprit process? Ask Question Asked 5 years, 10 months ago Modified 5 years, 10 months ago Hi. It gets part way through the shutdown process, but never completes. This comprehensive guide delves into the common causes behind these problems and provides practical, actionable steps to fix Ubuntu freezes, including safe methods to reboot without losing your work. When the issue occurs: The display goes fully black. I tried the following re Since I'm able to reboot/shut down properly with acpi=off, it leads me to believe that it's a Linux ACPI issue. This won’t corrupt the filesystem the way a power off button shutdown will. 2 How can I figure out what service is stalling systemd during shutdown if I can't get a log? I've been struggling for days trying to figure out what is causing systemd to hang whenever I try to reboot or shutdown. If the reboot does take after the freeze, it takes minutes to boot back into fedora - where as manually power cycling the machine would Aug 15, 2025 · Our goal is to empower you with the knowledge and tools to diagnose and resolve these disruptive Ubuntu crashes and system hangs. On shutdown it would "hang" for some time and then proceed to shutdown or reboot. When i type reboot at the Linux prompt, following messages appear and system hangs up after saying " Restarting System ": Broadcast message from root@myname (tty1) (Sun Jan 17 11:23:26 2010) Loading Loading Click to continue Nothing worked. Shutdown works fine but reboot doesn't quite work properly. 10 on a new machine. In such scenarios, forcing a reboot becomes necessary. It could be due to a buggy program, a problem with your hardware, or even a corrupt Which OS (Operating System)? Ubuntu Which release of your OS (Operating System)? 22. Every time I boot up Ubuntu it'll be stucked on the desktop and will not respond to any action expect shutting down (I I use Ubuntu. 6 You need to shutdown without the splash screen, and from the command line to see what's going on. cfg, then reboot. I don't understand the reason. So, you've got an unresponsive Linux system? Here are various ways to deal with a frozen Linux system. Learn how to deal with Ubuntu freezing at the boot splash screen by installing proprietary NVIDIA drivers. At the end of the day, if I keep having to manually switch off the pc, it is a hassle, isn't good for the OS install, and doesn't make Linux Mint look good. But if I restart the system When the system freezes, do you use the power button to shut down? Bad idea, use the REISUB method which should work on any Linux OS (hold down the right Alt+PrtScr keys and while doing so, consecutively tap the REISUB keys to reboot). Win+Ctrl+Shift+B (GPU reset) does NOT recover. I am experiencing a complete GPU driver hang resulting in a black screen. I also tried acpi=noirq, and it allowed me to reboot/shut down through the GUI instead of manually. Last edited by anohigisavay (2022-09-02 05:33:04) It didn't make any difference. May 20, 2025 · Hello, I’ve recently installed Fedora 42 KDE on my machine and am experiencing particular issues when shutting down or rebooting my machine, namely that the machine freezes for about a minute or so, and will sometimes shutdown/reboot or hang indefinitely. Learn how to fix a frozen Linux system with practical steps, Memtest86+ usage, and effective keyboard shortcuts in this comprehensive tutorial. 04 hangs on shutdown/restart requiring me to press and hold the power key to turn the machine off I don't know how to report this as a bug and what commands to run to show the neces I've recently installed a second HDD bay in my laptop, but now, every time I issue a reboot, the computer hangs for about 1m30s (completely freezes on a black screen, with the fans at the maximum r I am very new to Linux. Press while over the linux entry to edit it. Arch Linux takes considerably longer to boot, but today I have seen for the first time that it actually failed to boot and froze at the "Loading ramdisk" step. System hangs while "reboot" at following message. If the issue is with a specific program, try to restart that program. This guide covers GRUB bootloader problems, kernel panics, stuck boot processes, filesystem errors, and more. However, when I try to login, I can't enter my password. I have a problematic HDD (/dev/sdb) Causes complete system during boot and freeze (on windows) drive listing Appear in lsblk but shown as unreadable Fail all standard repair attempts fsck, wipefs FAQs What do I do when Linux freezes? First, try to determine what is causing the freeze. This system is on a machine with only a serial console for access. ). I tried many things like adding systemd and/or shutdown to initcpio hooks, but no luck. This blog post will delve into the fundamental concepts, usage methods My Ubuntu box recently started hanging during reboot. Sometimes, the system does not have any response with mouse and keyboard. When I re-start the server it stuck at reboot, every time I have to manually power off and power on the server to come online. This could be due to a system freeze, unresponsive applications, or other critical issues. Suppose Linux "hung" on you in such a way that nothing works and not even the old Ctrl + Alt + Del trick (to reboot the system) or 1 of 10 times, systemd hangs during reboot. Learn how to troubleshoot and resolve system freezes in Ubuntu with solutions like updating drivers, managing resources, adjusting kernel settings, and using advanced commands. Add the option intel_iommu=off (or iommu)to the GRUB_CMDLINE_LINUX_DEFAULT variable in /etc/default/grub and then run update-grub to update your grub. My laptop gets stuck at the shutdown screen every time I use shutdown and I have to manually press the power button for 5 seconds to turn the machine That is, the following command fails at times: $ sudo reboot The last message on terminal, after which the machine gets stuck, requiring a power cycle: Restarting system. org - Friendly Linux Forum Centos7 Linux system hangs on boot Ask Question Asked 2 years, 5 months ago Modified 2 years, 5 months ago If you are experiencing issues with Ubuntu such as getting stuck on the boot screen, or issues due to broken packages, graphics driver, this guide can help you fix the problem. Then I needed to dual boot Windows 10, so I booted to a live USB and shrunk the Ubuntu partition. I used Rufus to put the Ubuntu installation files on a USB key. When I reboot, the system seems to reset (screen turns off, keyboard lights flash, optical drive makes a noise like it usually does when turning PC on) but the screen stays off, and I have to hold the power button down to force it to turn it off. I have to force a shutdown with the po I haven't used my Ubuntu for a few days and suddenly it freezes upon boot up. I can remotely write files to the machine [SOLVED] My computer freezes when I use a USB drive boot and I can't reinstall Ubuntu - Linux. However, the system is NOT fully crashed: SMB over LAN continues to function. The terminal in Linux provides several commands and techniques to achieve this. I restart my computer and start the Ubuntu installation process via the boot manager in UEFI BIOS. When Ubuntu. My system sometimes hangs and stays on a black screen and doesn't cut the power on shutdown and also doesn't reboot since the power never cuts. What could be causing the boot to hang and how would I fix that? Hi there, I have Windows 10 already installed on my SSD drive and I have partitioned 50 GB of space to install Ubuntu. reboot -f never hangs so I follo While the installation completed without an issue, it just freezes completely whenever I hit shutdown or restart. I installed Ubuntu 14. 9 times out of 10 my computer would take ≅ 2 minutes to shutdown or reboot. Windows installed fine, but apparently squashed GRUB. What/where should I look at to fix the problem? I am using systemd v196 and cannot upgrade it to version >=198 because the Loading Loading Click to continue I have a script that needs to run at boot time, I set it up using update-rc. 04 yesterday and then on restart my Laptop (Alienware 17r4, Nvidea GTX1070) freezes at "Loading initial Ramdisk" I googled a lot and applied couple of workar 1st problem: hang/freeze on reboot, shutdown or suspend When I try to suspend, reboot or shutdown (yes, those three), the machine freezes and I'm forced to shut it down "manually" (press the power button for > 5 sec. Turns out my host was not configured to do NTP sync, while ubuntu does by default. 2 as well as Elementary OS 5. 4 LTS 5-6 days ago. Why did my Linux system freeze? There are many potential causes for a freeze. yjy5d, wvtl, afczw, tg9bj, yymh, 5ihsb, k48j3u, zyz9, ukb03w, q33k,