diff --git a/go.mod b/go.mod
index 95fc2dae9..bf0b85174 100644
--- a/go.mod
+++ b/go.mod
@@ -10,7 +10,7 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/handlers v1.5.2
 	github.com/gorilla/mux v1.8.1
-	github.com/longhorn/backupstore v0.0.0-20241227145911-8de988de7eff
+	github.com/longhorn/backupstore v0.0.0-20250115162037-d046737d09dc
 	github.com/longhorn/go-common-libs v0.0.0-20250107022351-ec79818ce8db
 	github.com/longhorn/go-iscsi-helper v0.0.0-20250111093313-7e1930499625
 	github.com/longhorn/sparse-tools v0.0.0-20241216160947-2b328f0fa59c
@@ -23,11 +23,11 @@ require (
 	github.com/urfave/cli v1.22.16
 	golang.org/x/net v0.34.0
 	golang.org/x/sys v0.29.0
-	google.golang.org/grpc v1.69.2
-	google.golang.org/protobuf v1.36.2
+	google.golang.org/grpc v1.69.4
+	google.golang.org/protobuf v1.36.3
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c
 	gopkg.in/cheggaaa/pb.v2 v2.0.7
-	k8s.io/mount-utils v0.32.0
+	k8s.io/mount-utils v0.32.1
 )
 
 require (
diff --git a/go.sum b/go.sum
index 0f709e15b..fd7ac07c2 100644
--- a/go.sum
+++ b/go.sum
@@ -76,8 +76,8 @@ github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
 github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
-github.com/longhorn/backupstore v0.0.0-20241227145911-8de988de7eff h1:GvXQhCilk28qlayMeJddW9AjDOkZugGMlRmBHEpyd1I=
-github.com/longhorn/backupstore v0.0.0-20241227145911-8de988de7eff/go.mod h1:tnw2Pgvpyl9kvDXQry9y9mcvHPhWC52jWImhwL5GPCg=
+github.com/longhorn/backupstore v0.0.0-20250115162037-d046737d09dc h1:nhbbDXl5LQzpU/3Yl1LBExEFcKpluyBwX7oRqhyr/ms=
+github.com/longhorn/backupstore v0.0.0-20250115162037-d046737d09dc/go.mod h1:KWKro76mHuneR0Y224btmI62SvhcQcvY1ZXaqZHmNHw=
 github.com/longhorn/go-common-libs v0.0.0-20250107022351-ec79818ce8db h1:aXAcEW8C6b7vxLoQr51FtKCPA4t0jX4xHj5sF97zU2A=
 github.com/longhorn/go-common-libs v0.0.0-20250107022351-ec79818ce8db/go.mod h1:Fm4sGHDO1JXsAI/DxdEJ/QFWYv+jJMJMfHaCyd+SnGA=
 github.com/longhorn/go-iscsi-helper v0.0.0-20250111093313-7e1930499625 h1:d39A3041RyFve26tIuKUuzrh2CkBY970xlGIXgMA998=
@@ -216,10 +216,10 @@ golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8T
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53 h1:X58yt85/IXCx0Y3ZwN6sEIKZzQtDEYaBWrDvErdXrRE=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53/go.mod h1:GX3210XPVPUjJbTUbvwI8f2IpZDMZuPJWDzDuebbviI=
-google.golang.org/grpc v1.69.2 h1:U3S9QEtbXC0bYNvRtcoklF3xGtLViumSYxWykJS+7AU=
-google.golang.org/grpc v1.69.2/go.mod h1:vyjdE6jLBI76dgpDojsFGNaHlxdjXN9ghpnd2o7JGZ4=
-google.golang.org/protobuf v1.36.2 h1:R8FeyR1/eLmkutZOM5CWghmo5itiG9z0ktFlTVLuTmU=
-google.golang.org/protobuf v1.36.2/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
+google.golang.org/grpc v1.69.4 h1:MF5TftSMkd8GLw/m0KM6V8CMOCY6NZ1NQDPGFgbTt4A=
+google.golang.org/grpc v1.69.4/go.mod h1:vyjdE6jLBI76dgpDojsFGNaHlxdjXN9ghpnd2o7JGZ4=
+google.golang.org/protobuf v1.36.3 h1:82DV7MYdb8anAVi3qge1wSnMDrnKK7ebr+I0hHRN1BU=
+google.golang.org/protobuf v1.36.3/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/VividCortex/ewma.v1 v1.1.1 h1:tWHEKkKq802K/JT9RiqGCBU5fW3raAPnJGTE9ostZvg=
 gopkg.in/VividCortex/ewma.v1 v1.1.1/go.mod h1:TekXuFipeiHWiAlO1+wSS23vTcyFau5u3rxXUSXj710=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -247,7 +247,7 @@ k8s.io/apimachinery v0.31.3 h1:6l0WhcYgasZ/wk9ktLq5vLaoXJJr5ts6lkaQzgeYPq4=
 k8s.io/apimachinery v0.31.3/go.mod h1:rsPdaZJfTfLsNJSQzNHQvYoTmxhoOEofxtOsF3rtsMo=
 k8s.io/klog/v2 v2.130.1 h1:n9Xl7H1Xvksem4KFG4PYbdQCQxqc/tTUyrgXaOhHSzk=
 k8s.io/klog/v2 v2.130.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE=
-k8s.io/mount-utils v0.32.0 h1:KOQAhPzJICATXnc6XCkWoexKbkOexRnMCUW8APFfwg4=
-k8s.io/mount-utils v0.32.0/go.mod h1:Kun5c2svjAPx0nnvJKYQWhfeNW+O0EpzHgRhDcYoSY0=
+k8s.io/mount-utils v0.32.1 h1:RJOD6xXzEJT/OOJoG1KstfVa8ZXJJPlHb+t2MoulPHM=
+k8s.io/mount-utils v0.32.1/go.mod h1:Kun5c2svjAPx0nnvJKYQWhfeNW+O0EpzHgRhDcYoSY0=
 k8s.io/utils v0.0.0-20241210054802-24370beab758 h1:sdbE21q2nlQtFh65saZY+rRM6x6aJJI8IUa1AmH/qa0=
 k8s.io/utils v0.0.0-20241210054802-24370beab758/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
diff --git a/vendor/google.golang.org/grpc/version.go b/vendor/google.golang.org/grpc/version.go
index 6cbe116f2..d2bba7f3d 100644
--- a/vendor/google.golang.org/grpc/version.go
+++ b/vendor/google.golang.org/grpc/version.go
@@ -19,4 +19,4 @@
 package grpc
 
 // Version is the current grpc version.
-const Version = "1.69.2"
+const Version = "1.69.4"
diff --git a/vendor/google.golang.org/protobuf/encoding/protojson/decode.go b/vendor/google.golang.org/protobuf/encoding/protojson/decode.go
index 8f9e592f8..cffdfda96 100644
--- a/vendor/google.golang.org/protobuf/encoding/protojson/decode.go
+++ b/vendor/google.golang.org/protobuf/encoding/protojson/decode.go
@@ -192,7 +192,7 @@ func (d decoder) unmarshalMessage(m protoreflect.Message, skipTypeURL bool) erro
 				fd = fieldDescs.ByTextName(name)
 			}
 		}
-		if flags.ProtoLegacy {
+		if flags.ProtoLegacyWeak {
 			if fd != nil && fd.IsWeak() && fd.Message().IsPlaceholder() {
 				fd = nil // reset since the weak reference is not linked in
 			}
diff --git a/vendor/google.golang.org/protobuf/encoding/prototext/decode.go b/vendor/google.golang.org/protobuf/encoding/prototext/decode.go
index 24bc98ac4..d972a3d98 100644
--- a/vendor/google.golang.org/protobuf/encoding/prototext/decode.go
+++ b/vendor/google.golang.org/protobuf/encoding/prototext/decode.go
@@ -185,7 +185,7 @@ func (d decoder) unmarshalMessage(m protoreflect.Message, checkDelims bool) erro
 		} else if xtErr != nil && xtErr != protoregistry.NotFound {
 			return d.newError(tok.Pos(), "unable to resolve [%s]: %v", tok.RawString(), xtErr)
 		}
-		if flags.ProtoLegacy {
+		if flags.ProtoLegacyWeak {
 			if fd != nil && fd.IsWeak() && fd.Message().IsPlaceholder() {
 				fd = nil // reset since the weak reference is not linked in
 			}
diff --git a/vendor/google.golang.org/protobuf/internal/flags/flags.go b/vendor/google.golang.org/protobuf/internal/flags/flags.go
index 58372dd34..5cb3ee70f 100644
--- a/vendor/google.golang.org/protobuf/internal/flags/flags.go
+++ b/vendor/google.golang.org/protobuf/internal/flags/flags.go
@@ -22,3 +22,8 @@ const ProtoLegacy = protoLegacy
 // extension fields at unmarshal time, but defers creating the message
 // structure until the extension is first accessed.
 const LazyUnmarshalExtensions = ProtoLegacy
+
+// ProtoLegacyWeak specifies whether to enable support for weak fields.
+// This flag was split out of ProtoLegacy in preparation for removing
+// support for weak fields (independent of the other protolegacy features).
+const ProtoLegacyWeak = ProtoLegacy
diff --git a/vendor/google.golang.org/protobuf/internal/impl/codec_map.go b/vendor/google.golang.org/protobuf/internal/impl/codec_map.go
index fb35f0bae..229c69801 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/codec_map.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/codec_map.go
@@ -94,7 +94,7 @@ func sizeMap(mapv reflect.Value, mapi *mapInfo, f *coderFieldInfo, opts marshalO
 		return 0
 	}
 	n := 0
-	iter := mapRange(mapv)
+	iter := mapv.MapRange()
 	for iter.Next() {
 		key := mapi.conv.keyConv.PBValueOf(iter.Key()).MapKey()
 		keySize := mapi.keyFuncs.size(key.Value(), mapKeyTagSize, opts)
@@ -281,7 +281,7 @@ func appendMap(b []byte, mapv reflect.Value, mapi *mapInfo, f *coderFieldInfo, o
 	if opts.Deterministic() {
 		return appendMapDeterministic(b, mapv, mapi, f, opts)
 	}
-	iter := mapRange(mapv)
+	iter := mapv.MapRange()
 	for iter.Next() {
 		var err error
 		b = protowire.AppendVarint(b, f.wiretag)
@@ -328,7 +328,7 @@ func isInitMap(mapv reflect.Value, mapi *mapInfo, f *coderFieldInfo) error {
 		if !mi.needsInitCheck {
 			return nil
 		}
-		iter := mapRange(mapv)
+		iter := mapv.MapRange()
 		for iter.Next() {
 			val := pointerOfValue(iter.Value())
 			if err := mi.checkInitializedPointer(val); err != nil {
@@ -336,7 +336,7 @@ func isInitMap(mapv reflect.Value, mapi *mapInfo, f *coderFieldInfo) error {
 			}
 		}
 	} else {
-		iter := mapRange(mapv)
+		iter := mapv.MapRange()
 		for iter.Next() {
 			val := mapi.conv.valConv.PBValueOf(iter.Value())
 			if err := mapi.valFuncs.isInit(val); err != nil {
@@ -356,7 +356,7 @@ func mergeMap(dst, src pointer, f *coderFieldInfo, opts mergeOptions) {
 	if dstm.IsNil() {
 		dstm.Set(reflect.MakeMap(f.ft))
 	}
-	iter := mapRange(srcm)
+	iter := srcm.MapRange()
 	for iter.Next() {
 		dstm.SetMapIndex(iter.Key(), iter.Value())
 	}
@@ -371,7 +371,7 @@ func mergeMapOfBytes(dst, src pointer, f *coderFieldInfo, opts mergeOptions) {
 	if dstm.IsNil() {
 		dstm.Set(reflect.MakeMap(f.ft))
 	}
-	iter := mapRange(srcm)
+	iter := srcm.MapRange()
 	for iter.Next() {
 		dstm.SetMapIndex(iter.Key(), reflect.ValueOf(append(emptyBuf[:], iter.Value().Bytes()...)))
 	}
@@ -386,7 +386,7 @@ func mergeMapOfMessage(dst, src pointer, f *coderFieldInfo, opts mergeOptions) {
 	if dstm.IsNil() {
 		dstm.Set(reflect.MakeMap(f.ft))
 	}
-	iter := mapRange(srcm)
+	iter := srcm.MapRange()
 	for iter.Next() {
 		val := reflect.New(f.ft.Elem().Elem())
 		if f.mi != nil {
diff --git a/vendor/google.golang.org/protobuf/internal/impl/codec_map_go111.go b/vendor/google.golang.org/protobuf/internal/impl/codec_map_go111.go
deleted file mode 100644
index 4b15493f2..000000000
--- a/vendor/google.golang.org/protobuf/internal/impl/codec_map_go111.go
+++ /dev/null
@@ -1,38 +0,0 @@
-// Copyright 2019 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build !go1.12
-// +build !go1.12
-
-package impl
-
-import "reflect"
-
-type mapIter struct {
-	v    reflect.Value
-	keys []reflect.Value
-}
-
-// mapRange provides a less-efficient equivalent to
-// the Go 1.12 reflect.Value.MapRange method.
-func mapRange(v reflect.Value) *mapIter {
-	return &mapIter{v: v}
-}
-
-func (i *mapIter) Next() bool {
-	if i.keys == nil {
-		i.keys = i.v.MapKeys()
-	} else {
-		i.keys = i.keys[1:]
-	}
-	return len(i.keys) > 0
-}
-
-func (i *mapIter) Key() reflect.Value {
-	return i.keys[0]
-}
-
-func (i *mapIter) Value() reflect.Value {
-	return i.v.MapIndex(i.keys[0])
-}
diff --git a/vendor/google.golang.org/protobuf/internal/impl/codec_map_go112.go b/vendor/google.golang.org/protobuf/internal/impl/codec_map_go112.go
deleted file mode 100644
index 0b31b66ea..000000000
--- a/vendor/google.golang.org/protobuf/internal/impl/codec_map_go112.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright 2019 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build go1.12
-// +build go1.12
-
-package impl
-
-import "reflect"
-
-func mapRange(v reflect.Value) *reflect.MapIter { return v.MapRange() }
diff --git a/vendor/google.golang.org/protobuf/internal/impl/codec_message.go b/vendor/google.golang.org/protobuf/internal/impl/codec_message.go
index 2f7b363ec..111d95833 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/codec_message.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/codec_message.go
@@ -118,12 +118,12 @@ func (mi *MessageInfo) makeCoderMethods(t reflect.Type, si structInfo) {
 				},
 			}
 		case isOneof:
-			fieldOffset = offsetOf(fs, mi.Exporter)
+			fieldOffset = offsetOf(fs)
 		case fd.IsWeak():
 			fieldOffset = si.weakOffset
 			funcs = makeWeakMessageFieldCoder(fd)
 		default:
-			fieldOffset = offsetOf(fs, mi.Exporter)
+			fieldOffset = offsetOf(fs)
 			childMessage, funcs = fieldCoder(fd, ft)
 		}
 		cf := &preallocFields[i]
diff --git a/vendor/google.golang.org/protobuf/internal/impl/codec_message_opaque.go b/vendor/google.golang.org/protobuf/internal/impl/codec_message_opaque.go
index 88c16ae5b..f81d7d0db 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/codec_message_opaque.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/codec_message_opaque.go
@@ -45,19 +45,19 @@ func (mi *MessageInfo) makeOpaqueCoderMethods(t reflect.Type, si opaqueStructInf
 		var childMessage *MessageInfo
 		switch {
 		case fd.ContainingOneof() != nil && !fd.ContainingOneof().IsSynthetic():
-			fieldOffset = offsetOf(fs, mi.Exporter)
+			fieldOffset = offsetOf(fs)
 		case fd.IsWeak():
 			fieldOffset = si.weakOffset
 			funcs = makeWeakMessageFieldCoder(fd)
 		case fd.Message() != nil && !fd.IsMap():
-			fieldOffset = offsetOf(fs, mi.Exporter)
+			fieldOffset = offsetOf(fs)
 			if fd.IsList() {
 				childMessage, funcs = makeOpaqueRepeatedMessageFieldCoder(fd, ft)
 			} else {
 				childMessage, funcs = makeOpaqueMessageFieldCoder(fd, ft)
 			}
 		default:
-			fieldOffset = offsetOf(fs, mi.Exporter)
+			fieldOffset = offsetOf(fs)
 			childMessage, funcs = fieldCoder(fd, ft)
 		}
 		cf := &coderFieldInfo{
diff --git a/vendor/google.golang.org/protobuf/internal/impl/convert_map.go b/vendor/google.golang.org/protobuf/internal/impl/convert_map.go
index 304244a65..e4580b3ac 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/convert_map.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/convert_map.go
@@ -101,7 +101,7 @@ func (ms *mapReflect) Mutable(k protoreflect.MapKey) protoreflect.Value {
 	return v
 }
 func (ms *mapReflect) Range(f func(protoreflect.MapKey, protoreflect.Value) bool) {
-	iter := mapRange(ms.v)
+	iter := ms.v.MapRange()
 	for iter.Next() {
 		k := ms.keyConv.PBValueOf(iter.Key()).MapKey()
 		v := ms.valConv.PBValueOf(iter.Value())
diff --git a/vendor/google.golang.org/protobuf/internal/impl/message.go b/vendor/google.golang.org/protobuf/internal/impl/message.go
index fa10a0f5c..d1f79b422 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/message.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/message.go
@@ -165,28 +165,28 @@ fieldLoop:
 		switch f := t.Field(i); f.Name {
 		case genid.SizeCache_goname, genid.SizeCacheA_goname:
 			if f.Type == sizecacheType {
-				si.sizecacheOffset = offsetOf(f, mi.Exporter)
+				si.sizecacheOffset = offsetOf(f)
 				si.sizecacheType = f.Type
 			}
 		case genid.WeakFields_goname, genid.WeakFieldsA_goname:
 			if f.Type == weakFieldsType {
-				si.weakOffset = offsetOf(f, mi.Exporter)
+				si.weakOffset = offsetOf(f)
 				si.weakType = f.Type
 			}
 		case genid.UnknownFields_goname, genid.UnknownFieldsA_goname:
 			if f.Type == unknownFieldsAType || f.Type == unknownFieldsBType {
-				si.unknownOffset = offsetOf(f, mi.Exporter)
+				si.unknownOffset = offsetOf(f)
 				si.unknownType = f.Type
 			}
 		case genid.ExtensionFields_goname, genid.ExtensionFieldsA_goname, genid.ExtensionFieldsB_goname:
 			if f.Type == extensionFieldsType {
-				si.extensionOffset = offsetOf(f, mi.Exporter)
+				si.extensionOffset = offsetOf(f)
 				si.extensionType = f.Type
 			}
 		case "lazyFields", "XXX_lazyUnmarshalInfo":
-			si.lazyOffset = offsetOf(f, mi.Exporter)
+			si.lazyOffset = offsetOf(f)
 		case "XXX_presence":
-			si.presenceOffset = offsetOf(f, mi.Exporter)
+			si.presenceOffset = offsetOf(f)
 		default:
 			for _, s := range strings.Split(f.Tag.Get("protobuf"), ",") {
 				if len(s) > 0 && strings.Trim(s, "0123456789") == "" {
diff --git a/vendor/google.golang.org/protobuf/internal/impl/message_opaque.go b/vendor/google.golang.org/protobuf/internal/impl/message_opaque.go
index d7ec53f07..d8dcd7886 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/message_opaque.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/message_opaque.go
@@ -142,7 +142,7 @@ func (mi *MessageInfo) fieldInfoForMapOpaque(si opaqueStructInfo, fd protoreflec
 	if ft.Kind() != reflect.Map {
 		panic(fmt.Sprintf("invalid type: got %v, want map kind", ft))
 	}
-	fieldOffset := offsetOf(fs, mi.Exporter)
+	fieldOffset := offsetOf(fs)
 	conv := NewConverter(ft, fd)
 	return fieldInfo{
 		fieldDesc: fd,
@@ -196,7 +196,7 @@ func (mi *MessageInfo) fieldInfoForScalarListOpaque(si opaqueStructInfo, fd prot
 		panic(fmt.Sprintf("invalid type: got %v, want slice kind", ft))
 	}
 	conv := NewConverter(reflect.PtrTo(ft), fd)
-	fieldOffset := offsetOf(fs, mi.Exporter)
+	fieldOffset := offsetOf(fs)
 	index, _ := presenceIndex(mi.Desc, fd)
 	return fieldInfo{
 		fieldDesc: fd,
@@ -246,7 +246,7 @@ func (mi *MessageInfo) fieldInfoForMessageListOpaque(si opaqueStructInfo, fd pro
 		panic(fmt.Sprintf("invalid type: got %v, want slice kind", ft))
 	}
 	conv := NewConverter(ft, fd)
-	fieldOffset := offsetOf(fs, mi.Exporter)
+	fieldOffset := offsetOf(fs)
 	index, _ := presenceIndex(mi.Desc, fd)
 	fieldNumber := fd.Number()
 	return fieldInfo{
@@ -339,7 +339,7 @@ func (mi *MessageInfo) fieldInfoForMessageListOpaqueNoPresence(si opaqueStructIn
 		panic(fmt.Sprintf("invalid type: got %v, want slice kind", ft))
 	}
 	conv := NewConverter(ft, fd)
-	fieldOffset := offsetOf(fs, mi.Exporter)
+	fieldOffset := offsetOf(fs)
 	return fieldInfo{
 		fieldDesc: fd,
 		has: func(p pointer) bool {
@@ -411,7 +411,7 @@ func (mi *MessageInfo) fieldInfoForScalarOpaque(si opaqueStructInfo, fd protoref
 		deref = true
 	}
 	conv := NewConverter(ft, fd)
-	fieldOffset := offsetOf(fs, mi.Exporter)
+	fieldOffset := offsetOf(fs)
 	index, _ := presenceIndex(mi.Desc, fd)
 	var getter func(p pointer) protoreflect.Value
 	if !nullable {
@@ -480,7 +480,7 @@ func (mi *MessageInfo) fieldInfoForScalarOpaque(si opaqueStructInfo, fd protoref
 func (mi *MessageInfo) fieldInfoForMessageOpaque(si opaqueStructInfo, fd protoreflect.FieldDescriptor, fs reflect.StructField) fieldInfo {
 	ft := fs.Type
 	conv := NewConverter(ft, fd)
-	fieldOffset := offsetOf(fs, mi.Exporter)
+	fieldOffset := offsetOf(fs)
 	index, _ := presenceIndex(mi.Desc, fd)
 	fieldNumber := fd.Number()
 	elemType := fs.Type.Elem()
diff --git a/vendor/google.golang.org/protobuf/internal/impl/message_reflect_field.go b/vendor/google.golang.org/protobuf/internal/impl/message_reflect_field.go
index a74064620..3cd1fbc21 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/message_reflect_field.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/message_reflect_field.go
@@ -76,7 +76,7 @@ func fieldInfoForOneof(fd protoreflect.FieldDescriptor, fs reflect.StructField,
 	isMessage := fd.Message() != nil
 
 	// TODO: Implement unsafe fast path?
-	fieldOffset := offsetOf(fs, x)
+	fieldOffset := offsetOf(fs)
 	return fieldInfo{
 		// NOTE: The logic below intentionally assumes that oneof fields are
 		// well-formatted. That is, the oneof interface never contains a
@@ -152,7 +152,7 @@ func fieldInfoForMap(fd protoreflect.FieldDescriptor, fs reflect.StructField, x
 	conv := NewConverter(ft, fd)
 
 	// TODO: Implement unsafe fast path?
-	fieldOffset := offsetOf(fs, x)
+	fieldOffset := offsetOf(fs)
 	return fieldInfo{
 		fieldDesc: fd,
 		has: func(p pointer) bool {
@@ -205,7 +205,7 @@ func fieldInfoForList(fd protoreflect.FieldDescriptor, fs reflect.StructField, x
 	conv := NewConverter(reflect.PtrTo(ft), fd)
 
 	// TODO: Implement unsafe fast path?
-	fieldOffset := offsetOf(fs, x)
+	fieldOffset := offsetOf(fs)
 	return fieldInfo{
 		fieldDesc: fd,
 		has: func(p pointer) bool {
@@ -269,7 +269,7 @@ func fieldInfoForScalar(fd protoreflect.FieldDescriptor, fs reflect.StructField,
 		}
 	}
 	conv := NewConverter(ft, fd)
-	fieldOffset := offsetOf(fs, x)
+	fieldOffset := offsetOf(fs)
 
 	// Generate specialized getter functions to avoid going through reflect.Value
 	if nullable {
@@ -333,7 +333,7 @@ func fieldInfoForScalar(fd protoreflect.FieldDescriptor, fs reflect.StructField,
 }
 
 func fieldInfoForWeakMessage(fd protoreflect.FieldDescriptor, weakOffset offset) fieldInfo {
-	if !flags.ProtoLegacy {
+	if !flags.ProtoLegacyWeak {
 		panic("no support for proto1 weak fields")
 	}
 
@@ -410,7 +410,7 @@ func fieldInfoForMessage(fd protoreflect.FieldDescriptor, fs reflect.StructField
 	conv := NewConverter(ft, fd)
 
 	// TODO: Implement unsafe fast path?
-	fieldOffset := offsetOf(fs, x)
+	fieldOffset := offsetOf(fs)
 	return fieldInfo{
 		fieldDesc: fd,
 		has: func(p pointer) bool {
@@ -419,7 +419,7 @@ func fieldInfoForMessage(fd protoreflect.FieldDescriptor, fs reflect.StructField
 			}
 			rv := p.Apply(fieldOffset).AsValueOf(fs.Type).Elem()
 			if fs.Type.Kind() != reflect.Ptr {
-				return !isZero(rv)
+				return !rv.IsZero()
 			}
 			return !rv.IsNil()
 		},
@@ -466,7 +466,7 @@ func makeOneofInfo(od protoreflect.OneofDescriptor, si structInfo, x exporter) *
 	oi := &oneofInfo{oneofDesc: od}
 	if od.IsSynthetic() {
 		fs := si.fieldsByNumber[od.Fields().Get(0).Number()]
-		fieldOffset := offsetOf(fs, x)
+		fieldOffset := offsetOf(fs)
 		oi.which = func(p pointer) protoreflect.FieldNumber {
 			if p.IsNil() {
 				return 0
@@ -479,7 +479,7 @@ func makeOneofInfo(od protoreflect.OneofDescriptor, si structInfo, x exporter) *
 		}
 	} else {
 		fs := si.oneofsByName[od.Name()]
-		fieldOffset := offsetOf(fs, x)
+		fieldOffset := offsetOf(fs)
 		oi.which = func(p pointer) protoreflect.FieldNumber {
 			if p.IsNil() {
 				return 0
@@ -497,41 +497,3 @@ func makeOneofInfo(od protoreflect.OneofDescriptor, si structInfo, x exporter) *
 	}
 	return oi
 }
-
-// isZero is identical to reflect.Value.IsZero.
-// TODO: Remove this when Go1.13 is the minimally supported Go version.
-func isZero(v reflect.Value) bool {
-	switch v.Kind() {
-	case reflect.Bool:
-		return !v.Bool()
-	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
-		return v.Int() == 0
-	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
-		return v.Uint() == 0
-	case reflect.Float32, reflect.Float64:
-		return math.Float64bits(v.Float()) == 0
-	case reflect.Complex64, reflect.Complex128:
-		c := v.Complex()
-		return math.Float64bits(real(c)) == 0 && math.Float64bits(imag(c)) == 0
-	case reflect.Array:
-		for i := 0; i < v.Len(); i++ {
-			if !isZero(v.Index(i)) {
-				return false
-			}
-		}
-		return true
-	case reflect.Chan, reflect.Func, reflect.Interface, reflect.Map, reflect.Ptr, reflect.Slice, reflect.UnsafePointer:
-		return v.IsNil()
-	case reflect.String:
-		return v.Len() == 0
-	case reflect.Struct:
-		for i := 0; i < v.NumField(); i++ {
-			if !isZero(v.Field(i)) {
-				return false
-			}
-		}
-		return true
-	default:
-		panic(&reflect.ValueError{Method: "reflect.Value.IsZero", Kind: v.Kind()})
-	}
-}
diff --git a/vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe.go b/vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe.go
index 041ebde2d..6bed45e35 100644
--- a/vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe.go
+++ b/vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe.go
@@ -22,7 +22,7 @@ type Pointer unsafe.Pointer
 type offset uintptr
 
 // offsetOf returns a field offset for the struct field.
-func offsetOf(f reflect.StructField, x exporter) offset {
+func offsetOf(f reflect.StructField) offset {
 	return offset(f.Offset)
 }
 
diff --git a/vendor/google.golang.org/protobuf/internal/version/version.go b/vendor/google.golang.org/protobuf/internal/version/version.go
index 386c823aa..f5c06280f 100644
--- a/vendor/google.golang.org/protobuf/internal/version/version.go
+++ b/vendor/google.golang.org/protobuf/internal/version/version.go
@@ -52,7 +52,7 @@ import (
 const (
 	Major      = 1
 	Minor      = 36
-	Patch      = 2
+	Patch      = 3
 	PreRelease = ""
 )
 
diff --git a/vendor/google.golang.org/protobuf/proto/decode.go b/vendor/google.golang.org/protobuf/proto/decode.go
index a3b5e142d..e28d7acb3 100644
--- a/vendor/google.golang.org/protobuf/proto/decode.go
+++ b/vendor/google.golang.org/protobuf/proto/decode.go
@@ -172,7 +172,7 @@ func (o UnmarshalOptions) unmarshalMessageSlow(b []byte, m protoreflect.Message)
 		var err error
 		if fd == nil {
 			err = errUnknown
-		} else if flags.ProtoLegacy {
+		} else if flags.ProtoLegacyWeak {
 			if fd.IsWeak() && fd.Message().IsPlaceholder() {
 				err = errUnknown // weak referent is not linked in
 			}
diff --git a/vendor/google.golang.org/protobuf/reflect/protodesc/desc_validate.go b/vendor/google.golang.org/protobuf/reflect/protodesc/desc_validate.go
index 6de31c2eb..5eaf65217 100644
--- a/vendor/google.golang.org/protobuf/reflect/protodesc/desc_validate.go
+++ b/vendor/google.golang.org/protobuf/reflect/protodesc/desc_validate.go
@@ -149,7 +149,7 @@ func validateMessageDeclarations(file *filedesc.File, ms []filedesc.Message, mds
 					return errors.New("message field %q under proto3 optional semantics must be within a single element oneof", f.FullName())
 				}
 			}
-			if f.IsWeak() && !flags.ProtoLegacy {
+			if f.IsWeak() && !flags.ProtoLegacyWeak {
 				return errors.New("message field %q is a weak field, which is a legacy proto1 feature that is no longer supported", f.FullName())
 			}
 			if f.IsWeak() && (!f.HasPresence() || !isOptionalMessage(f) || f.ContainingOneof() != nil) {
diff --git a/vendor/google.golang.org/protobuf/reflect/protodesc/editions.go b/vendor/google.golang.org/protobuf/reflect/protodesc/editions.go
index bf0a0ccde..f55b03695 100644
--- a/vendor/google.golang.org/protobuf/reflect/protodesc/editions.go
+++ b/vendor/google.golang.org/protobuf/reflect/protodesc/editions.go
@@ -125,16 +125,27 @@ func mergeEditionFeatures(parentDesc protoreflect.Descriptor, child *descriptorp
 		parentFS.IsJSONCompliant = *jf == descriptorpb.FeatureSet_ALLOW
 	}
 
-	if goFeatures, ok := proto.GetExtension(child, gofeaturespb.E_Go).(*gofeaturespb.GoFeatures); ok && goFeatures != nil {
-		if luje := goFeatures.LegacyUnmarshalJsonEnum; luje != nil {
-			parentFS.GenerateLegacyUnmarshalJSON = *luje
-		}
-		if sep := goFeatures.StripEnumPrefix; sep != nil {
-			parentFS.StripEnumPrefix = int(*sep)
-		}
-		if al := goFeatures.ApiLevel; al != nil {
-			parentFS.APILevel = int(*al)
-		}
+	// We must not use proto.GetExtension(child, gofeaturespb.E_Go)
+	// because that only works for messages we generated, but not for
+	// dynamicpb messages. See golang/protobuf#1669.
+	goFeatures := child.ProtoReflect().Get(gofeaturespb.E_Go.TypeDescriptor())
+	if !goFeatures.IsValid() {
+		return parentFS
+	}
+	// gf.Interface() could be *dynamicpb.Message or *gofeaturespb.GoFeatures.
+	gf := goFeatures.Message()
+	fields := gf.Descriptor().Fields()
+
+	if fd := fields.ByName("legacy_unmarshal_json_enum"); gf.Has(fd) {
+		parentFS.GenerateLegacyUnmarshalJSON = gf.Get(fd).Bool()
+	}
+
+	if fd := fields.ByName("strip_enum_prefix"); gf.Has(fd) {
+		parentFS.StripEnumPrefix = int(gf.Get(fd).Enum())
+	}
+
+	if fd := fields.ByName("api_level"); gf.Has(fd) {
+		parentFS.APILevel = int(gf.Get(fd).Enum())
 	}
 
 	return parentFS
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 003179873..a82a0429d 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -155,7 +155,7 @@ github.com/kr/pretty
 # github.com/kr/text v0.2.0
 ## explicit
 github.com/kr/text
-# github.com/longhorn/backupstore v0.0.0-20241227145911-8de988de7eff
+# github.com/longhorn/backupstore v0.0.0-20250115162037-d046737d09dc
 ## explicit; go 1.22.7
 github.com/longhorn/backupstore
 github.com/longhorn/backupstore/azblob
@@ -316,7 +316,7 @@ golang.org/x/text/unicode/norm
 # google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53
 ## explicit; go 1.21
 google.golang.org/genproto/googleapis/rpc/status
-# google.golang.org/grpc v1.69.2
+# google.golang.org/grpc v1.69.4
 ## explicit; go 1.22
 google.golang.org/grpc
 google.golang.org/grpc/attributes
@@ -380,7 +380,7 @@ google.golang.org/grpc/serviceconfig
 google.golang.org/grpc/stats
 google.golang.org/grpc/status
 google.golang.org/grpc/tap
-# google.golang.org/protobuf v1.36.2
+# google.golang.org/protobuf v1.36.3
 ## explicit; go 1.21
 google.golang.org/protobuf/encoding/protojson
 google.golang.org/protobuf/encoding/prototext
@@ -457,7 +457,7 @@ k8s.io/klog/v2/internal/dbg
 k8s.io/klog/v2/internal/serialize
 k8s.io/klog/v2/internal/severity
 k8s.io/klog/v2/internal/sloghandler
-# k8s.io/mount-utils v0.32.0
+# k8s.io/mount-utils v0.32.1
 ## explicit; go 1.23.0
 k8s.io/mount-utils
 # k8s.io/utils v0.0.0-20241210054802-24370beab758