Prometheus 3.7.2: EC2 service discovery fails (failed to get shared config profile) #17397
Closed as not planned
Description
What did you do?
Updated to version 3.7.2
What did you expect to see?
Expected that EC2 service discovery works (again) after #17343
has been fixed in version 3.7.2
What did you see instead? Under which circumstances?
EC2 service discovery (still) fails to discover targets.
Revert to version 3.6.0 resolved the issue.
System information
No response
Prometheus version
prometheus, version 3.7.2 (branch: HEAD, revision: 7f2e7c86f800230ce13ce022cddaeba7cd2a9cc1)
build user: root@b0b421c97536
build date: 20251022-12:42:42
go version: go1.25.3
platform: linux/amd64
tags: netgo,builtinassets
Prometheus configuration file
scrape_configs:
- job_name: 'REDACTED'
ec2_sd_configs:
- region: "eu-central-1"
profile: "arn:aws:iam::REDACTED:instance-profile/prometheus-monitoring"
port: 9095Alertmanager version
Alertmanager configuration file
Logs
time=2025-10-24T13:27:40.580+02:00 level=ERROR source=refresh.go:90 msg="Unable to refresh target groups" component="discovery manager scrape" discovery=ec2 config=REDACTED err="could not create aws config: failed to get shared config profile, arn:aws:iam::REDACTED:instance-profile/prometheus-monitoring"