Public bug reported: Description: Ubuntu 20.04.3 LTS Release: 20.04
--------------------------------------------- btrfs-progs: Installed: 5.4.1-2 Candidate: 5.4.1-2 Version table: *** 5.4.1-2 500 500 http://ch.archive.ubuntu.com/ubuntu focal/main amd64 Packages 100 /var/lib/dpkg/status -------------------------------------------------- created partition on all disks with fdisk. ------------- sudo mkfs.btrfs -d single --csum blake2b -L bt01_01 /dev/sde1 /dev/sdf1 /dev/sdg1 /dev/sdh1 /dev/sdi1 /dev/sdj1 /dev/sdk1 /dev/sdl1 btrfs created volume ------------------------- /etc/mkinitcpio.conf >> brtfs -------------- reboot ----------------------- brtfs module not loaded/used by anything ------------------ modprobe -r brtfs brtfs device scan Scanning for Btrfs filesystems WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory -------------------- lsblk -f sde └─sde1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdf └─sdf1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdg └─sdg1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdh └─sdh1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdi └─sdi1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdj └─sdj1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdk └─sdk1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdl └─sdl1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 ------------------------------------------------ kernel wiki I get the message "failed to open /dev/btrfs-control skipping device registration" from "btrfs dev scan" You are missing the /dev/btrfs-control device node. This is usually set up by udev. However, if you are not using udev, you will need to create it yourself: # mknod /dev/btrfs-control c 10 234 /dev/btrfs-control already exists. ------------------ no idea what is going on, it supposes to work from scratch. single device doesn't work either. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: btrfs-progs 5.4.1-2 ProcVersionSignature: Ubuntu 5.4.0-89.100-generic 5.4.143 Uname: Linux 5.4.0-89-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.21 Architecture: amd64 CasperMD5CheckResult: pass Date: Fri Nov 5 12:52:40 2021 InstallationDate: Installed on 2021-10-21 (14 days ago) InstallationMedia: Ubuntu-Server 20.04.3 LTS "Focal Fossa" - Release amd64 (20210824) ProcEnviron: SHELL=/bin/bash LANG=en_US.UTF-8 TERM=xterm-256color XDG_RUNTIME_DIR=<set> PATH=(custom, no user) SourcePackage: btrfs-progs UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: btrfs-progs (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal uec-images ** Description changed: Description: Ubuntu 20.04.3 LTS Release: 20.04 + --------------------------------------------- + btrfs-progs: - Installed: 5.4.1-2 - Candidate: 5.4.1-2 - Version table: - *** 5.4.1-2 500 - 500 http://ch.archive.ubuntu.com/ubuntu focal/main amd64 Packages - 100 /var/lib/dpkg/status + Installed: 5.4.1-2 + Candidate: 5.4.1-2 + Version table: + *** 5.4.1-2 500 + 500 http://ch.archive.ubuntu.com/ubuntu focal/main amd64 Packages + 100 /var/lib/dpkg/status + -------------------------------------------------- created partition on all disks with fdisk. + + ------------- sudo mkfs.btrfs -d single --csum blake2b -L bt01_01 /dev/sde1 /dev/sdf1 /dev/sdg1 /dev/sdh1 /dev/sdi1 /dev/sdj1 /dev/sdk1 /dev/sdl1 btrfs created volume + ------------------------- + /etc/mkinitcpio.conf >> brtfs + -------------- reboot - brtfs module not used by anything + ----------------------- + + brtfs module not loaded/used by anything + + ------------------ modprobe -r brtfs brtfs device scan Scanning for Btrfs filesystems WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory WARNING: failed to open /dev/btrfs-control, skipping device registration: No such file or directory + + + -------------------- + lsblk -f sde └─sde1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdf └─sdf1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdg └─sdg1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdh └─sdh1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdi └─sdi1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdj └─sdj1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdk └─sdk1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 sdl └─sdl1 btrfs bt01_01 c6b60114-4b48-4659-8fcf-eb820fb1f8d4 ------------------------------------------------ kernel wiki - I get the message "failed to open /dev/btrfs-control skipping device + I get the message "failed to open /dev/btrfs-control skipping device registration" from "btrfs dev scan" You are missing the /dev/btrfs-control device node. This is usually set up by udev. However, if you are not using udev, you will need to create it yourself: # mknod /dev/btrfs-control c 10 234 - /dev/btrfs-control already exists. ------------------ no idea what is going on, it supposes to work from scratch. single device doesn't work either. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: btrfs-progs 5.4.1-2 ProcVersionSignature: Ubuntu 5.4.0-89.100-generic 5.4.143 Uname: Linux 5.4.0-89-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.21 Architecture: amd64 CasperMD5CheckResult: pass Date: Fri Nov 5 12:52:40 2021 InstallationDate: Installed on 2021-10-21 (14 days ago) InstallationMedia: Ubuntu-Server 20.04.3 LTS "Focal Fossa" - Release amd64 (20210824) ProcEnviron: - SHELL=/bin/bash - LANG=en_US.UTF-8 - TERM=xterm-256color - XDG_RUNTIME_DIR=<set> - PATH=(custom, no user) + SHELL=/bin/bash + LANG=en_US.UTF-8 + TERM=xterm-256color + XDG_RUNTIME_DIR=<set> + PATH=(custom, no user) SourcePackage: btrfs-progs UpgradeStatus: No upgrade log present (probably fresh install) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1949971 Title: failed to open /dev/btrfs-control, skipping device registration: No such file or directory To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/btrfs-progs/+bug/1949971/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
