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com.docker.backend cannot start (Fatal Error: com.docker.backend cannot start Exit code 2) #6890
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Description
Description
Fatal Error: com.docker.backend cannot start
Exit code 2
Reproduce
This happens regularly on DDEV's automated testing on macOS. This one is on amd64.
Expected behavior
It shouldn't crash.
docker version
Client:
Cloud integration: v1.0.33
Version: 24.0.2
API version: 1.43
Go version: go1.20.4
Git commit: cb74dfc
Built: Thu May 25 21:51:16 2023
OS/Arch: darwin/amd64
Context: desktop-linux
Server: Docker Desktop 4.20.1 (110738)
Engine:
Version: 24.0.2
API version: 1.43 (minimum version 1.12)
Go version: go1.20.4
Git commit: 659604f
Built: Thu May 25 21:52:17 2023
OS/Arch: linux/amd64
Experimental: false
containerd:
Version: 1.6.21
GitCommit: 3dce8eb055cbb6872793272b4f20ed16117344f8
runc:
Version: 1.1.7
GitCommit: v1.1.7-0-g860f061
docker-init:
Version: 0.19.0
GitCommit: de40ad0docker info
Client:
Version: 24.0.2
Context: desktop-linux
Debug Mode: false
Plugins:
buildx: Docker Buildx (Docker Inc.)
Version: v0.10.5
Path: /Users/testbot/.docker/cli-plugins/docker-buildx
compose: Docker Compose (Docker Inc.)
Version: v2.18.1
Path: /Users/testbot/.docker/cli-plugins/docker-compose
dev: Docker Dev Environments (Docker Inc.)
Version: v0.1.0
Path: /Users/testbot/.docker/cli-plugins/docker-dev
extension: Manages Docker extensions (Docker Inc.)
Version: v0.2.19
Path: /Users/testbot/.docker/cli-plugins/docker-extension
init: Creates Docker-related starter files for your project (Docker Inc.)
Version: v0.1.0-beta.4
Path: /Users/testbot/.docker/cli-plugins/docker-init
sbom: View the packaged-based Software Bill Of Materials (SBOM) for an image (Anchore Inc.)
Version: 0.6.0
Path: /Users/testbot/.docker/cli-plugins/docker-sbom
scan: Docker Scan (Docker Inc.)
Version: v0.26.0
Path: /Users/testbot/.docker/cli-plugins/docker-scan
scout: Command line tool for Docker Scout (Docker Inc.)
Version: v0.12.0
Path: /Users/testbot/.docker/cli-plugins/docker-scout
Server:
Containers: 4
Running: 1
Paused: 0
Stopped: 3
Images: 77
Server Version: 24.0.2
Storage Driver: overlay2
Backing Filesystem: extfs
Supports d_type: true
Using metacopy: false
Native Overlay Diff: true
userxattr: false
Logging Driver: json-file
Cgroup Driver: cgroupfs
Cgroup Version: 2
Plugins:
Volume: local
Network: bridge host ipvlan macvlan null overlay
Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
Swarm: inactive
Runtimes: io.containerd.runc.v2 runc
Default Runtime: runc
Init Binary: docker-init
containerd version: 3dce8eb055cbb6872793272b4f20ed16117344f8
runc version: v1.1.7-0-g860f061
init version: de40ad0
Security Options:
seccomp
Profile: builtin
cgroupns
Kernel Version: 5.15.49-linuxkit-pr
Operating System: Docker Desktop
OSType: linux
Architecture: x86_64
CPUs: 2
Total Memory: 3.842GiB
Name: docker-desktop
ID: 52d5f728-0544-4069-bbea-223fce726d1b
Docker Root Dir: /var/lib/docker
Debug Mode: false
HTTP Proxy: http.docker.internal:3128
HTTPS Proxy: http.docker.internal:3128
No Proxy: hubproxy.docker.internal
Experimental: false
Insecure Registries:
hubproxy.docker.internal:5555
127.0.0.0/8
Live Restore Enabled: false
Diagnostics ID
CE46F4CE-5EA3-46A1-BB0A-7FF47A7B2E10/20230626130815
Additional Info
Rebooting the machine fixes it. Trying to restart Docker Desktop usually doesn't.
Activity
rfay commentedon Jun 29, 2023
Just happened, exactly the same, on arm64. Let me know if I can provide any additional information. I can also give you access to a failed system.
lorenrh commentedon Jul 3, 2023
Hi! We have released Docker desktop 4.21.1, containing a fix for this issue, please see https://docs.docker.com/desktop/release-notes/
halo commentedon Jul 11, 2023
After upgrading from
4.20.1to4.21.1I'm not seeing that particular error dialog any more, but Docker still crashes in the same manner, just as often.I'm pretty sure it only happens when I'm offline. For what it's worth, I installed Docker using an admin user and then switched over to a non-admin user, using Docker there. But as far as I can tell, I did not have any problems with using Docker, up to recently when I used if offline. I'm also on macOS amd64.
This is the console log when it crashed (notice how Bugsnag can't deliver the error because I'm offline). I don't think any other crash report is generated.
Also,
docker-compose upwith a postgres image quits like this:But I guess that's normal behavior when the docker backend dies.
Docker Version
Client:
Cloud integration: v1.0.35
Version: 24.0.2
API version: 1.43
Go version: go1.20.4
Git commit: cb74dfc
Built: Thu May 25 21:51:16 2023
OS/Arch: darwin/arm64
Context: desktop-linux
Server: Docker Desktop 4.21.1 (114176)
Engine:
Version: 24.0.2
API version: 1.43 (minimum version 1.12)
Go version: go1.20.4
Git commit: 659604f
Built: Thu May 25 21:50:59 2023
OS/Arch: linux/arm64
Experimental: false
containerd:
Version: 1.6.21
GitCommit: 3dce8eb055cbb6872793272b4f20ed16117344f8
runc:
Version: 1.1.7
GitCommit: v1.1.7-0-g860f061
docker-init:
Version: 0.19.0
GitCommit: de40ad0
Docker Info
Client:
Version: 24.0.2
Context: desktop-linux
Debug Mode: false
Plugins:
buildx: Docker Buildx (Docker Inc.)
Version: v0.11.0
Path: /Users/me/.docker/cli-plugins/docker-buildx
compose: Docker Compose (Docker Inc.)
Version: v2.19.1
Path: /Users/me/.docker/cli-plugins/docker-compose
dev: Docker Dev Environments (Docker Inc.)
Version: v0.1.0
Path: /Users/me/.docker/cli-plugins/docker-dev
extension: Manages Docker extensions (Docker Inc.)
Version: v0.2.20
Path: /Users/me/.docker/cli-plugins/docker-extension
init: Creates Docker-related starter files for your project (Docker Inc.)
Version: v0.1.0-beta.6
Path: /Users/me/.docker/cli-plugins/docker-init
sbom: View the packaged-based Software Bill Of Materials (SBOM) for an image (Anchore Inc.)
Version: 0.6.0
Path: /Users/me/.docker/cli-plugins/docker-sbom
scan: Docker Scan (Docker Inc.)
Version: v0.26.0
Path: /Users/me/.docker/cli-plugins/docker-scan
scout: Command line tool for Docker Scout (Docker Inc.)
Version: 0.16.1
Path: /Users/me/.docker/cli-plugins/docker-scout
Server:
Containers: 4
Running: 2
Paused: 0
Stopped: 2
Images: 3
Server Version: 24.0.2
Storage Driver: overlay2
Backing Filesystem: extfs
Supports d_type: true
Using metacopy: false
Native Overlay Diff: true
userxattr: false
Logging Driver: json-file
Cgroup Driver: cgroupfs
Cgroup Version: 2
Plugins:
Volume: local
Network: bridge host ipvlan macvlan null overlay
Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
Swarm: inactive
Runtimes: runc io.containerd.runc.v2
Default Runtime: runc
Init Binary: docker-init
containerd version: 3dce8eb055cbb6872793272b4f20ed16117344f8
runc version: v1.1.7-0-g860f061
init version: de40ad0
Security Options:
seccomp
Profile: builtin
cgroupns
Kernel Version: 5.15.49-linuxkit-pr
Operating System: Docker Desktop
OSType: linux
Architecture: aarch64
CPUs: 4
Total Memory: 7.668GiB
Name: docker-desktop
ID: b10da9be-3d5d-4f44-8e91-810d6a1981b2
Docker Root Dir: /var/lib/docker
Debug Mode: false
HTTP Proxy: http.docker.internal:3128
HTTPS Proxy: http.docker.internal:3128
No Proxy: hubproxy.docker.internal
Experimental: false
Insecure Registries:
hubproxy.docker.internal:5555
127.0.0.0/8
Live Restore Enabled: false
Diagnose Check (when online)
[2023-07-11T11:15:23.901573000Z][com.docker.diagnose.paths][I] set path configuration to OnHost
Starting diagnostics
[PASS] DD0027: is there available disk space on the host?
[PASS] DD0028: is there available VM disk space?
[PASS] DD0018: does the host support virtualization?
[PASS] DD0001: is the application running?
[PASS] DD0017: can a VM be started?
[PASS] DD0016: is the LinuxKit VM running?
[PASS] DD0011: are the LinuxKit services running?
[PASS] DD0004: is the Docker engine running?
[PASS] DD0015: are the binary symlinks installed?
[PASS] DD0031: does the Docker API work?
[PASS] DD0013: is the $PATH ok?
[PASS] DD0003: is the Docker CLI working?
[PASS] DD0038: is the connection to Docker working?
[PASS] DD0014: are the backend processes running?
[PASS] DD0007: is the backend responding?
[PASS] DD0008: is the native API responding?
[SKIP] DD0009: is the vpnkit API responding?
[PASS] DD0010: is the Docker API proxy responding?
[SKIP] DD0030: is the image access management authorized?
[PASS] DD0033: does the host have Internet access?
[PASS] DD0018: does the host support virtualization?
[PASS] DD0001: is the application running?
[PASS] DD0017: can a VM be started?
[PASS] DD0016: is the LinuxKit VM running?
[PASS] DD0011: are the LinuxKit services running?
[PASS] DD0004: is the Docker engine running?
[PASS] DD0015: are the binary symlinks installed?
[PASS] DD0031: does the Docker API work?
[PASS] DD0032: do Docker networks overlap with host IPs?
No fatal errors detected.