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fix(cgroup): filter name=* subsystems on cgroupv1 #1045

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Merged
aymericDD merged 1 commit into from
Feb 26, 2026
+8 −0
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fix(cgroup): filter name=* subsystems on cgroupv1 #1045

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8 changes: 8 additions & 0 deletions cgroup/manager_linux.go
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ package cgroup

import (
"path/filepath"
"strings"

"github.com/opencontainers/runc/libcontainer/cgroups"
"github.com/opencontainers/runc/libcontainer/cgroups/fs"
Expand Down Expand Up @@ -37,6 +38,13 @@ func newAllCGroupManager(cgroupFile string, cgroupMount string, log *zap.Sugared

// prefix the cgroup path with the mount point path
for subsystem, path := range cgroupPaths {
// Skip named hierarchies (e.g. "name=systemd"): they are not resource controllers
// and their mount directory name differs from the subsystem key, making the path wrong.
if strings.HasPrefix(subsystem, "name=") {
delete(cgroupPaths, subsystem)
continue
}

log.Debugw("adding cgroup subsystem path to manager", tags.SubsystemKey, subsystem, tags.PathKey, path)
cgroupPaths[subsystem] = filepath.Join(cgroupMount, subsystem, path)
}
Expand Down