It seems your system is slow, but I can't say why. Note that your sda1 disk is corrupted:
Sep 19 10:56:08 hostname kernel: FAT-fs (sda1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. I assume that is your flash drive. I also see a couple of nouveau bugs, and most importantly, nouveau is the thing hanging in the thing. ** Package changed: ubuntu-release-upgrader (Ubuntu) => linux (Ubuntu) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2081225 Title: 24 LTS upgrade broke my Ubuntu 22 OS - lost data & had to rebuild from scratch; OS locks up ~ 50 % of the time when asking for file actions: like copy to or just opening a flash drive Status in linux package in Ubuntu: New Bug description: doing a lot of reset or power cycling to get back to work ProblemType: Bug DistroRelease: Ubuntu 24.04 Package: ubuntu-release-upgrader-core 1:24.04.22 ProcVersionSignature: Ubuntu 6.8.0-45.45-generic 6.8.12 Uname: Linux 6.8.0-45-generic x86_64 ApportVersion: 2.28.1-0ubuntu3.1 Architecture: amd64 CasperMD5CheckResult: pass CrashDB: ubuntu CrashReports: 640:120:109:5023786:2024-09-18 11:25:46.939001321 -0600:2024-09-18 17:28:38.780026516 -0600:/var/crash/_usr_bin_gnome-shell.120.crash 640:1000:109:5350864:2024-09-17 16:40:50.881726264 -0600:2024-09-17 16:40:51.881726264 -0600:/var/crash/_usr_bin_shotwell.1000.crash 644:0:109:0:2024-09-18 17:28:38.726026397 -0600:2024-09-18 17:28:38.726026397 -0600:/var/crash/_usr_bin_gnome-shell.120.upload 600:107:109:37:2024-09-18 17:28:39.852028899 -0600:2024-09-18 17:28:39.851028897 -0600:/var/crash/_usr_bin_gnome-shell.120.uploaded CurrentDesktop: ubuntu:GNOME Date: Thu Sep 19 15:10:15 2024 InstallationDate: Installed on 2024-09-16 (3 days ago) InstallationMedia: Ubuntu 24.04.1 LTS "Noble Numbat" - Release amd64 (20240827.1) PackageArchitecture: all ProcEnviron: LANG=en_US.UTF-8 PATH=(custom, no user) SHELL=/bin/bash XDG_RUNTIME_DIR=<set> SourcePackage: ubuntu-release-upgrader Symptom: ubuntu-release-upgrader UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2081225/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp