diff --git a/pkg/innerring/processors/netmap/nodevalidation/locode/calls.go b/pkg/innerring/processors/netmap/nodevalidation/locode/calls.go
index 50df0a6c..414592d4 100644
--- a/pkg/innerring/processors/netmap/nodevalidation/locode/calls.go
+++ b/pkg/innerring/processors/netmap/nodevalidation/locode/calls.go
@@ -67,7 +67,7 @@ func (v *Validator) VerifyAndUpdate(n *netmap.NodeInfo) error {
 			continue
 		}
 
-		a := netmap.NewNodeAttribute()
+		var a netmap.NodeAttribute
 		a.SetKey(attrKey)
 		a.SetValue(attrVal)
 
@@ -86,8 +86,8 @@ func (v *Validator) VerifyAndUpdate(n *netmap.NodeInfo) error {
 	return nil
 }
 
-func uniqueAttributes(as []*netmap.NodeAttribute) map[string]*netmap.NodeAttribute {
-	mAttr := make(map[string]*netmap.NodeAttribute, len(as))
+func uniqueAttributes(as []netmap.NodeAttribute) map[string]netmap.NodeAttribute {
+	mAttr := make(map[string]netmap.NodeAttribute, len(as))
 
 	for _, attr := range as {
 		mAttr[attr.Key()] = attr
diff --git a/pkg/innerring/processors/netmap/nodevalidation/locode/calls_test.go b/pkg/innerring/processors/netmap/nodevalidation/locode/calls_test.go
index 4ff85ea4..8d4d2fa3 100644
--- a/pkg/innerring/processors/netmap/nodevalidation/locode/calls_test.go
+++ b/pkg/innerring/processors/netmap/nodevalidation/locode/calls_test.go
@@ -35,7 +35,7 @@ func (x db) Get(lc *locodestd.LOCODE) (locode.Record, error) {
 }
 
 func addAttrKV(n *netmap.NodeInfo, key, val string) {
-	a := netmap.NewNodeAttribute()
+	var a netmap.NodeAttribute
 
 	a.SetKey(key)
 	a.SetValue(val)
diff --git a/pkg/innerring/processors/settlement/audit/calculate.go b/pkg/innerring/processors/settlement/audit/calculate.go
index bda14852..f8b59e17 100644
--- a/pkg/innerring/processors/settlement/audit/calculate.go
+++ b/pkg/innerring/processors/settlement/audit/calculate.go
@@ -216,13 +216,14 @@ func (c *Calculator) sumSGSizes(ctx *singleResultCtx) bool {
 	addr := addressSDK.NewAddress()
 	addr.SetContainerID(ctx.containerID())
 
-	for _, sgID := range ctx.auditResult.PassSG() {
-		addr.SetObjectID(sgID)
+	passSG := ctx.auditResult.PassSG()
+	for i := range passSG {
+		addr.SetObjectID(&passSG[i])
 
 		sgInfo, err := c.prm.SGStorage.SGInfo(addr)
 		if err != nil {
 			ctx.log.Error("could not get SG info",
-				zap.Stringer("id", sgID),
+				zap.Stringer("id", &passSG[i]), // stringer defined on pointer
 			)
 
 			return false // we also can continue and calculate at least some part
diff --git a/pkg/innerring/settlement.go b/pkg/innerring/settlement.go
index 1c37586a..c4338d72 100644
--- a/pkg/innerring/settlement.go
+++ b/pkg/innerring/settlement.go
@@ -160,7 +160,7 @@ func (s settlementDeps) ContainerNodes(e uint64, cid *cid.ID) ([]common.NodeInfo
 
 	for i := range ns {
 		res = append(res, &nodeInfoWrapper{
-			ni: ns[i],
+			ni: &ns[i],
 		})
 	}
 
diff --git a/pkg/services/audit/auditor/context.go b/pkg/services/audit/auditor/context.go
index 8391937b..068a3dc2 100644
--- a/pkg/services/audit/auditor/context.go
+++ b/pkg/services/audit/auditor/context.go
@@ -26,7 +26,7 @@ type Context struct {
 	report *audit.Report
 
 	sgMembersMtx   sync.RWMutex
-	sgMembersCache map[int][]*oidSDK.ID
+	sgMembersCache map[int][]oidSDK.ID
 
 	placementMtx   sync.Mutex
 	placementCache map[string][]netmap.Nodes
@@ -158,7 +158,7 @@ func (c *Context) containerID() *cid.ID {
 func (c *Context) init() {
 	c.report = audit.NewReport(c.containerID())
 
-	c.sgMembersCache = make(map[int][]*oidSDK.ID)
+	c.sgMembersCache = make(map[int][]oidSDK.ID)
 
 	c.placementCache = make(map[string][]netmap.Nodes)
 
@@ -264,7 +264,7 @@ func (c *Context) updateHeadResponses(hdr *object.Object) {
 	}
 }
 
-func (c *Context) updateSGInfo(ind int, members []*oidSDK.ID) {
+func (c *Context) updateSGInfo(ind int, members []oidSDK.ID) {
 	c.sgMembersMtx.Lock()
 	defer c.sgMembersMtx.Unlock()
 
diff --git a/pkg/services/audit/auditor/pop.go b/pkg/services/audit/auditor/pop.go
index fec35d76..8f10d785 100644
--- a/pkg/services/audit/auditor/pop.go
+++ b/pkg/services/audit/auditor/pop.go
@@ -50,7 +50,7 @@ func (c *Context) processObjectPlacement(id *oidSDK.ID, nodes netmap.Nodes, repl
 
 	for i := 0; ok < replicas && i < len(nodes); i++ {
 		// try to get object header from node
-		hdr, err := c.cnrCom.GetHeader(c.task, nodes[i], id, false)
+		hdr, err := c.cnrCom.GetHeader(c.task, &nodes[i], id, false)
 		if err != nil {
 			c.log.Debug("could not get object header from candidate",
 				zap.Stringer("id", id),
@@ -95,9 +95,9 @@ func (c *Context) processObjectPlacement(id *oidSDK.ID, nodes netmap.Nodes, repl
 
 	if unpairedCandidate1 >= 0 {
 		if unpairedCandidate2 >= 0 {
-			c.composePair(id, nodes[unpairedCandidate1], nodes[unpairedCandidate2])
+			c.composePair(id, &nodes[unpairedCandidate1], &nodes[unpairedCandidate2])
 		} else if pairedCandidate >= 0 {
-			c.composePair(id, nodes[unpairedCandidate1], nodes[pairedCandidate])
+			c.composePair(id, &nodes[unpairedCandidate1], &nodes[pairedCandidate])
 		}
 	}
 }
@@ -143,7 +143,7 @@ func (c *Context) iterateSGMembersPlacementRand(f func(*oidSDK.ID, int, netmap.N
 }
 
 func (c *Context) iterateSGMembersRand(f func(*oidSDK.ID) bool) {
-	c.iterateSGInfo(func(members []*oidSDK.ID) bool {
+	c.iterateSGInfo(func(members []oidSDK.ID) bool {
 		ln := len(members)
 
 		processed := make(map[uint64]struct{}, ln-1)
@@ -152,7 +152,7 @@ func (c *Context) iterateSGMembersRand(f func(*oidSDK.ID) bool) {
 			ind := nextRandUint64(uint64(ln), processed)
 			processed[ind] = struct{}{}
 
-			if f(members[ind]) {
+			if f(&members[ind]) {
 				return true
 			}
 		}
@@ -161,7 +161,7 @@ func (c *Context) iterateSGMembersRand(f func(*oidSDK.ID) bool) {
 	})
 }
 
-func (c *Context) iterateSGInfo(f func([]*oidSDK.ID) bool) {
+func (c *Context) iterateSGInfo(f func([]oidSDK.ID) bool) {
 	c.sgMembersMtx.RLock()
 	defer c.sgMembersMtx.RUnlock()
 
@@ -169,8 +169,8 @@ func (c *Context) iterateSGInfo(f func([]*oidSDK.ID) bool) {
 	// but list of storage groups is already expected
 	// to be shuffled since it is a Search response
 	// with unpredictable order
-	for _, members := range c.sgMembersCache {
-		if f(members) {
+	for i := range c.sgMembersCache {
+		if f(c.sgMembersCache[i]) {
 			return
 		}
 	}
diff --git a/pkg/services/audit/auditor/por.go b/pkg/services/audit/auditor/por.go
index 49b5413c..d2a7031a 100644
--- a/pkg/services/audit/auditor/por.go
+++ b/pkg/services/audit/auditor/por.go
@@ -56,11 +56,11 @@ func (c *Context) checkStorageGroupPoR(ind int, sg *oidSDK.ID) {
 	)
 
 	for i := range members {
-		objectPlacement, err := c.buildPlacement(members[i])
+		objectPlacement, err := c.buildPlacement(&members[i])
 		if err != nil {
 			c.log.Info("can't build placement for storage group member",
 				zap.Stringer("sg", sg),
-				zap.Stringer("member_id", members[i]),
+				zap.Stringer("member_id", &members[i]), // stringer defined on pointer
 			)
 
 			continue
@@ -78,11 +78,11 @@ func (c *Context) checkStorageGroupPoR(ind int, sg *oidSDK.ID) {
 				accRetries++
 			}
 
-			hdr, err := c.cnrCom.GetHeader(c.task, flat[j], members[i], true)
+			hdr, err := c.cnrCom.GetHeader(c.task, &flat[j], &members[i], true)
 			if err != nil {
 				c.log.Debug("can't head object",
 					zap.String("remote_node", hex.EncodeToString(flat[j].PublicKey())),
-					zap.Stringer("oid", members[i]))
+					zap.Stringer("oid", &members[i])) // stringer defined on pointer
 
 				continue
 			}
@@ -99,7 +99,7 @@ func (c *Context) checkStorageGroupPoR(ind int, sg *oidSDK.ID) {
 				})
 				if err != nil {
 					c.log.Debug("can't concatenate tz hash",
-						zap.Stringer("oid", members[i]),
+						zap.Stringer("oid", &members[i]), // stringer defined on pointer
 						zap.String("error", err.Error()))
 
 					break
diff --git a/pkg/services/audit/report.go b/pkg/services/audit/report.go
index b2a1a49c..eddef0ef 100644
--- a/pkg/services/audit/report.go
+++ b/pkg/services/audit/report.go
@@ -52,7 +52,7 @@ func (r *Report) PassedPoR(sg *oidSDK.ID) {
 	r.mu.Lock()
 	defer r.mu.Unlock()
 
-	r.res.SetPassSG(append(r.res.PassSG(), sg))
+	r.res.SetPassSG(append(r.res.PassSG(), *sg))
 }
 
 // FailedPoR updates list of failed storage groups.
@@ -60,7 +60,7 @@ func (r *Report) FailedPoR(sg *oidSDK.ID) {
 	r.mu.Lock()
 	defer r.mu.Unlock()
 
-	r.res.SetFailSG(append(r.res.FailSG(), sg))
+	r.res.SetFailSG(append(r.res.FailSG(), *sg))
 }
 
 // SetPlacementCounters sets counters of compliance with placement.
diff --git a/pkg/services/reputation/common/managers.go b/pkg/services/reputation/common/managers.go
index 5f378f04..aeb9f8bc 100644
--- a/pkg/services/reputation/common/managers.go
+++ b/pkg/services/reputation/common/managers.go
@@ -64,7 +64,7 @@ func (mb *managerBuilder) BuildManagers(epoch uint64, p reputation.PeerID) ([]Se
 	}
 
 	// make a copy to keep order consistency of the origin netmap after sorting
-	nodes := make([]*apiNetmap.Node, len(nm.Nodes))
+	nodes := make([]apiNetmap.Node, len(nm.Nodes))
 
 	copy(nodes, nm.Nodes)