From 3c0a9034b1c4d7f801215e653e200f4043984fe2 Mon Sep 17 00:00:00 2001
From: Julien Robert <julien@rbrt.fr>
Date: Mon, 9 Sep 2024 23:01:51 +0200
Subject: [PATCH 1/3] fix(x/accounts/lockup): prevent double withdraw

---
 x/accounts/defaults/lockup/lockup.go                      | 7 +++++++
 .../defaults/lockup/periodic_locking_account_test.go      | 8 ++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/x/accounts/defaults/lockup/lockup.go b/x/accounts/defaults/lockup/lockup.go
index 826f51c5a9a3..81e3b4c6a56f 100644
--- a/x/accounts/defaults/lockup/lockup.go
+++ b/x/accounts/defaults/lockup/lockup.go
@@ -5,6 +5,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"maps"
 	"time"
 
 	"github.com/cosmos/gogoproto/proto"
@@ -302,7 +303,13 @@ func (bva *BaseLockup) WithdrawUnlockedCoins(
 
 	amount := sdk.Coins{}
 
+	// deduplicate the denoms
+	denoms := make(map[string]struct{})
 	for _, denom := range msg.Denoms {
+		denoms[denom] = struct{}{}
+	}
+
+	for denom := range maps.Keys(denoms) {
 		balance, err := bva.getBalance(ctx, fromAddress, denom)
 		if err != nil {
 			return nil, err
diff --git a/x/accounts/defaults/lockup/periodic_locking_account_test.go b/x/accounts/defaults/lockup/periodic_locking_account_test.go
index 809fe33757d0..8ff7ee001461 100644
--- a/x/accounts/defaults/lockup/periodic_locking_account_test.go
+++ b/x/accounts/defaults/lockup/periodic_locking_account_test.go
@@ -231,12 +231,16 @@ func TestPeriodicAccountWithdrawUnlockedCoins(t *testing.T) {
 		Time: startTime.Add(time.Minute * 1),
 	})
 
-	_, err = acc.WithdrawUnlockedCoins(sdkCtx, &lockuptypes.MsgWithdraw{
+	// withdraw unlocked token
+	resp, err := acc.WithdrawUnlockedCoins(sdkCtx, &lockuptypes.MsgWithdraw{
 		Withdrawer: "owner",
 		ToAddress:  "receiver",
-		Denoms:     []string{"test"},
+		Denoms:     []string{"test", "test"}, // duplicate tokens should be ignored
 	})
 	require.NoError(t, err)
+	require.Equal(t, resp.AmountReceived.Len(), 1)
+	require.Equal(t, resp.AmountReceived, sdk.NewCoins(sdk.NewCoin("test", math.NewInt(5))))
+	require.Equal(t, resp.Receiver, "receiver")
 }
 
 func TestPeriodicAccountGetLockCoinInfo(t *testing.T) {

From b0584cdee08e06ebda22ccbedd2f50af25f8d387 Mon Sep 17 00:00:00 2001
From: Julien Robert <julien@rbrt.fr>
Date: Tue, 10 Sep 2024 09:12:36 +0200
Subject: [PATCH 2/3] updates

---
 x/accounts/defaults/lockup/lockup.go | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/x/accounts/defaults/lockup/lockup.go b/x/accounts/defaults/lockup/lockup.go
index 81e3b4c6a56f..fb21b170eab9 100644
--- a/x/accounts/defaults/lockup/lockup.go
+++ b/x/accounts/defaults/lockup/lockup.go
@@ -6,6 +6,7 @@ import (
 	"errors"
 	"fmt"
 	"maps"
+	"slices"
 	"time"
 
 	"github.com/cosmos/gogoproto/proto"
@@ -295,21 +296,21 @@ func (bva *BaseLockup) WithdrawUnlockedCoins(
 		return nil, err
 	}
 
-	hs := bva.headerService.HeaderInfo(ctx)
-	lockedCoins, err := getLockedCoinsFunc(ctx, hs.Time, msg.Denoms...)
-	if err != nil {
-		return nil, err
-	}
-
-	amount := sdk.Coins{}
-
 	// deduplicate the denoms
 	denoms := make(map[string]struct{})
 	for _, denom := range msg.Denoms {
 		denoms[denom] = struct{}{}
 	}
+	uniqueDenoms := slices.Collect(maps.Keys(denoms))
 
-	for denom := range maps.Keys(denoms) {
+	hs := bva.headerService.HeaderInfo(ctx)
+	lockedCoins, err := getLockedCoinsFunc(ctx, hs.Time, uniqueDenoms...)
+	if err != nil {
+		return nil, err
+	}
+
+	amount := sdk.Coins{}
+	for _, denom := range uniqueDenoms {
 		balance, err := bva.getBalance(ctx, fromAddress, denom)
 		if err != nil {
 			return nil, err

From 3be15d26fb0224966f1429aa8973e5e5abd12b13 Mon Sep 17 00:00:00 2001
From: Julien Robert <julien@rbrt.fr>
Date: Tue, 10 Sep 2024 12:26:42 +0200
Subject: [PATCH 3/3] updates

---
 .../defaults/multisig/v1/multisig.pulsar.go   |  91 ++++++++-------
 x/accounts/defaults/lockup/lockup.go          |   4 +
 .../defaults/multisig/v1/multisig.pb.go       | 105 ++++++++++--------
 .../defaults/multisig/v1/multisig.proto       |  20 +++-
 4 files changed, 131 insertions(+), 89 deletions(-)

diff --git a/api/cosmos/accounts/defaults/multisig/v1/multisig.pulsar.go b/api/cosmos/accounts/defaults/multisig/v1/multisig.pulsar.go
index 06bd8e5d4ac3..aa0dcb30b6d9 100644
--- a/api/cosmos/accounts/defaults/multisig/v1/multisig.pulsar.go
+++ b/api/cosmos/accounts/defaults/multisig/v1/multisig.pulsar.go
@@ -69,14 +69,14 @@ func (x *_MsgInit_1_list) IsValid() bool {
 var (
 	md_MsgInit         protoreflect.MessageDescriptor
 	fd_MsgInit_members protoreflect.FieldDescriptor
-	fd_MsgInit_Config  protoreflect.FieldDescriptor
+	fd_MsgInit_config  protoreflect.FieldDescriptor
 )
 
 func init() {
 	file_cosmos_accounts_defaults_multisig_v1_multisig_proto_init()
 	md_MsgInit = File_cosmos_accounts_defaults_multisig_v1_multisig_proto.Messages().ByName("MsgInit")
 	fd_MsgInit_members = md_MsgInit.Fields().ByName("members")
-	fd_MsgInit_Config = md_MsgInit.Fields().ByName("Config")
+	fd_MsgInit_config = md_MsgInit.Fields().ByName("config")
 }
 
 var _ protoreflect.Message = (*fastReflection_MsgInit)(nil)
@@ -152,7 +152,7 @@ func (x *fastReflection_MsgInit) Range(f func(protoreflect.FieldDescriptor, prot
 	}
 	if x.Config != nil {
 		value := protoreflect.ValueOfMessage(x.Config.ProtoReflect())
-		if !f(fd_MsgInit_Config, value) {
+		if !f(fd_MsgInit_config, value) {
 			return
 		}
 	}
@@ -173,7 +173,7 @@ func (x *fastReflection_MsgInit) Has(fd protoreflect.FieldDescriptor) bool {
 	switch fd.FullName() {
 	case "cosmos.accounts.defaults.multisig.v1.MsgInit.members":
 		return len(x.Members) != 0
-	case "cosmos.accounts.defaults.multisig.v1.MsgInit.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgInit.config":
 		return x.Config != nil
 	default:
 		if fd.IsExtension() {
@@ -193,7 +193,7 @@ func (x *fastReflection_MsgInit) Clear(fd protoreflect.FieldDescriptor) {
 	switch fd.FullName() {
 	case "cosmos.accounts.defaults.multisig.v1.MsgInit.members":
 		x.Members = nil
-	case "cosmos.accounts.defaults.multisig.v1.MsgInit.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgInit.config":
 		x.Config = nil
 	default:
 		if fd.IsExtension() {
@@ -217,7 +217,7 @@ func (x *fastReflection_MsgInit) Get(descriptor protoreflect.FieldDescriptor) pr
 		}
 		listValue := &_MsgInit_1_list{list: &x.Members}
 		return protoreflect.ValueOfList(listValue)
-	case "cosmos.accounts.defaults.multisig.v1.MsgInit.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgInit.config":
 		value := x.Config
 		return protoreflect.ValueOfMessage(value.ProtoReflect())
 	default:
@@ -244,7 +244,7 @@ func (x *fastReflection_MsgInit) Set(fd protoreflect.FieldDescriptor, value prot
 		lv := value.List()
 		clv := lv.(*_MsgInit_1_list)
 		x.Members = *clv.list
-	case "cosmos.accounts.defaults.multisig.v1.MsgInit.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgInit.config":
 		x.Config = value.Message().Interface().(*Config)
 	default:
 		if fd.IsExtension() {
@@ -272,7 +272,7 @@ func (x *fastReflection_MsgInit) Mutable(fd protoreflect.FieldDescriptor) protor
 		}
 		value := &_MsgInit_1_list{list: &x.Members}
 		return protoreflect.ValueOfList(value)
-	case "cosmos.accounts.defaults.multisig.v1.MsgInit.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgInit.config":
 		if x.Config == nil {
 			x.Config = new(Config)
 		}
@@ -293,7 +293,7 @@ func (x *fastReflection_MsgInit) NewField(fd protoreflect.FieldDescriptor) proto
 	case "cosmos.accounts.defaults.multisig.v1.MsgInit.members":
 		list := []*Member{}
 		return protoreflect.ValueOfList(&_MsgInit_1_list{list: &list})
-	case "cosmos.accounts.defaults.multisig.v1.MsgInit.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgInit.config":
 		m := new(Config)
 		return protoreflect.ValueOfMessage(m.ProtoReflect())
 	default:
@@ -3543,14 +3543,14 @@ func (x *_MsgUpdateConfig_1_list) IsValid() bool {
 var (
 	md_MsgUpdateConfig                protoreflect.MessageDescriptor
 	fd_MsgUpdateConfig_update_members protoreflect.FieldDescriptor
-	fd_MsgUpdateConfig_Config         protoreflect.FieldDescriptor
+	fd_MsgUpdateConfig_config         protoreflect.FieldDescriptor
 )
 
 func init() {
 	file_cosmos_accounts_defaults_multisig_v1_multisig_proto_init()
 	md_MsgUpdateConfig = File_cosmos_accounts_defaults_multisig_v1_multisig_proto.Messages().ByName("MsgUpdateConfig")
 	fd_MsgUpdateConfig_update_members = md_MsgUpdateConfig.Fields().ByName("update_members")
-	fd_MsgUpdateConfig_Config = md_MsgUpdateConfig.Fields().ByName("Config")
+	fd_MsgUpdateConfig_config = md_MsgUpdateConfig.Fields().ByName("config")
 }
 
 var _ protoreflect.Message = (*fastReflection_MsgUpdateConfig)(nil)
@@ -3626,7 +3626,7 @@ func (x *fastReflection_MsgUpdateConfig) Range(f func(protoreflect.FieldDescript
 	}
 	if x.Config != nil {
 		value := protoreflect.ValueOfMessage(x.Config.ProtoReflect())
-		if !f(fd_MsgUpdateConfig_Config, value) {
+		if !f(fd_MsgUpdateConfig_config, value) {
 			return
 		}
 	}
@@ -3647,7 +3647,7 @@ func (x *fastReflection_MsgUpdateConfig) Has(fd protoreflect.FieldDescriptor) bo
 	switch fd.FullName() {
 	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.update_members":
 		return len(x.UpdateMembers) != 0
-	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.config":
 		return x.Config != nil
 	default:
 		if fd.IsExtension() {
@@ -3667,7 +3667,7 @@ func (x *fastReflection_MsgUpdateConfig) Clear(fd protoreflect.FieldDescriptor)
 	switch fd.FullName() {
 	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.update_members":
 		x.UpdateMembers = nil
-	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.config":
 		x.Config = nil
 	default:
 		if fd.IsExtension() {
@@ -3691,7 +3691,7 @@ func (x *fastReflection_MsgUpdateConfig) Get(descriptor protoreflect.FieldDescri
 		}
 		listValue := &_MsgUpdateConfig_1_list{list: &x.UpdateMembers}
 		return protoreflect.ValueOfList(listValue)
-	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.config":
 		value := x.Config
 		return protoreflect.ValueOfMessage(value.ProtoReflect())
 	default:
@@ -3718,7 +3718,7 @@ func (x *fastReflection_MsgUpdateConfig) Set(fd protoreflect.FieldDescriptor, va
 		lv := value.List()
 		clv := lv.(*_MsgUpdateConfig_1_list)
 		x.UpdateMembers = *clv.list
-	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.config":
 		x.Config = value.Message().Interface().(*Config)
 	default:
 		if fd.IsExtension() {
@@ -3746,7 +3746,7 @@ func (x *fastReflection_MsgUpdateConfig) Mutable(fd protoreflect.FieldDescriptor
 		}
 		value := &_MsgUpdateConfig_1_list{list: &x.UpdateMembers}
 		return protoreflect.ValueOfList(value)
-	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.config":
 		if x.Config == nil {
 			x.Config = new(Config)
 		}
@@ -3767,7 +3767,7 @@ func (x *fastReflection_MsgUpdateConfig) NewField(fd protoreflect.FieldDescripto
 	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.update_members":
 		list := []*Member{}
 		return protoreflect.ValueOfList(&_MsgUpdateConfig_1_list{list: &list})
-	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.Config":
+	case "cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.config":
 		m := new(Config)
 		return protoreflect.ValueOfMessage(m.ProtoReflect())
 	default:
@@ -7382,14 +7382,14 @@ func (x *_QueryConfigResponse_1_list) IsValid() bool {
 var (
 	md_QueryConfigResponse         protoreflect.MessageDescriptor
 	fd_QueryConfigResponse_members protoreflect.FieldDescriptor
-	fd_QueryConfigResponse_Config  protoreflect.FieldDescriptor
+	fd_QueryConfigResponse_config  protoreflect.FieldDescriptor
 )
 
 func init() {
 	file_cosmos_accounts_defaults_multisig_v1_multisig_proto_init()
 	md_QueryConfigResponse = File_cosmos_accounts_defaults_multisig_v1_multisig_proto.Messages().ByName("QueryConfigResponse")
 	fd_QueryConfigResponse_members = md_QueryConfigResponse.Fields().ByName("members")
-	fd_QueryConfigResponse_Config = md_QueryConfigResponse.Fields().ByName("Config")
+	fd_QueryConfigResponse_config = md_QueryConfigResponse.Fields().ByName("config")
 }
 
 var _ protoreflect.Message = (*fastReflection_QueryConfigResponse)(nil)
@@ -7465,7 +7465,7 @@ func (x *fastReflection_QueryConfigResponse) Range(f func(protoreflect.FieldDesc
 	}
 	if x.Config != nil {
 		value := protoreflect.ValueOfMessage(x.Config.ProtoReflect())
-		if !f(fd_QueryConfigResponse_Config, value) {
+		if !f(fd_QueryConfigResponse_config, value) {
 			return
 		}
 	}
@@ -7486,7 +7486,7 @@ func (x *fastReflection_QueryConfigResponse) Has(fd protoreflect.FieldDescriptor
 	switch fd.FullName() {
 	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.members":
 		return len(x.Members) != 0
-	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.Config":
+	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.config":
 		return x.Config != nil
 	default:
 		if fd.IsExtension() {
@@ -7506,7 +7506,7 @@ func (x *fastReflection_QueryConfigResponse) Clear(fd protoreflect.FieldDescript
 	switch fd.FullName() {
 	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.members":
 		x.Members = nil
-	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.Config":
+	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.config":
 		x.Config = nil
 	default:
 		if fd.IsExtension() {
@@ -7530,7 +7530,7 @@ func (x *fastReflection_QueryConfigResponse) Get(descriptor protoreflect.FieldDe
 		}
 		listValue := &_QueryConfigResponse_1_list{list: &x.Members}
 		return protoreflect.ValueOfList(listValue)
-	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.Config":
+	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.config":
 		value := x.Config
 		return protoreflect.ValueOfMessage(value.ProtoReflect())
 	default:
@@ -7557,7 +7557,7 @@ func (x *fastReflection_QueryConfigResponse) Set(fd protoreflect.FieldDescriptor
 		lv := value.List()
 		clv := lv.(*_QueryConfigResponse_1_list)
 		x.Members = *clv.list
-	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.Config":
+	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.config":
 		x.Config = value.Message().Interface().(*Config)
 	default:
 		if fd.IsExtension() {
@@ -7585,7 +7585,7 @@ func (x *fastReflection_QueryConfigResponse) Mutable(fd protoreflect.FieldDescri
 		}
 		value := &_QueryConfigResponse_1_list{list: &x.Members}
 		return protoreflect.ValueOfList(value)
-	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.Config":
+	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.config":
 		if x.Config == nil {
 			x.Config = new(Config)
 		}
@@ -7606,7 +7606,7 @@ func (x *fastReflection_QueryConfigResponse) NewField(fd protoreflect.FieldDescr
 	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.members":
 		list := []*Member{}
 		return protoreflect.ValueOfList(&_QueryConfigResponse_1_list{list: &list})
-	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.Config":
+	case "cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.config":
 		m := new(Config)
 		return protoreflect.ValueOfMessage(m.ProtoReflect())
 	default:
@@ -8874,7 +8874,7 @@ type MsgInit struct {
 	unknownFields protoimpl.UnknownFields
 
 	Members []*Member `protobuf:"bytes,1,rep,name=members,proto3" json:"members,omitempty"`
-	Config  *Config   `protobuf:"bytes,2,opt,name=Config,proto3" json:"Config,omitempty"`
+	Config  *Config   `protobuf:"bytes,2,opt,name=config,proto3" json:"config,omitempty"`
 }
 
 func (x *MsgInit) Reset() {
@@ -8938,6 +8938,7 @@ func (*MsgInitResponse) Descriptor() ([]byte, []int) {
 	return file_cosmos_accounts_defaults_multisig_v1_multisig_proto_rawDescGZIP(), []int{1}
 }
 
+// MsgCreateProposal creates a new proposal.
 type MsgCreateProposal struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -8973,6 +8974,7 @@ func (x *MsgCreateProposal) GetProposal() *Proposal {
 	return nil
 }
 
+// MsgCreateProposalResponse is the response returned after creating a proposal.
 type MsgCreateProposalResponse struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9008,6 +9010,7 @@ func (x *MsgCreateProposalResponse) GetProposalId() uint64 {
 	return 0
 }
 
+// MsgVote is used to vote on a proposal.
 type MsgVote struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9051,6 +9054,7 @@ func (x *MsgVote) GetVote() VoteOption {
 	return VoteOption_VOTE_OPTION_UNSPECIFIED
 }
 
+// MsgVoteResponse is the response returned after voting on a proposal.
 type MsgVoteResponse struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9077,6 +9081,7 @@ func (*MsgVoteResponse) Descriptor() ([]byte, []int) {
 	return file_cosmos_accounts_defaults_multisig_v1_multisig_proto_rawDescGZIP(), []int{5}
 }
 
+// MsgExecuteProposal is used to execute a proposal.
 type MsgExecuteProposal struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9112,6 +9117,7 @@ func (x *MsgExecuteProposal) GetProposalId() uint64 {
 	return 0
 }
 
+// MsgExecuteProposalResponse is the response returned after executing a proposal.
 type MsgExecuteProposalResponse struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9156,7 +9162,7 @@ type MsgUpdateConfig struct {
 	// only the members that are changing are required, if their weight is 0, they are removed.
 	UpdateMembers []*Member `protobuf:"bytes,1,rep,name=update_members,json=updateMembers,proto3" json:"update_members,omitempty"`
 	// not all fields from Config can be changed
-	Config *Config `protobuf:"bytes,2,opt,name=Config,proto3" json:"Config,omitempty"`
+	Config *Config `protobuf:"bytes,2,opt,name=config,proto3" json:"config,omitempty"`
 }
 
 func (x *MsgUpdateConfig) Reset() {
@@ -9193,6 +9199,7 @@ func (x *MsgUpdateConfig) GetConfig() *Config {
 	return nil
 }
 
+// MsgUpdateConfigResponse is the response returned after updating the config.
 type MsgUpdateConfigResponse struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9219,6 +9226,7 @@ func (*MsgUpdateConfigResponse) Descriptor() ([]byte, []int) {
 	return file_cosmos_accounts_defaults_multisig_v1_multisig_proto_rawDescGZIP(), []int{9}
 }
 
+// Member defines the member of the multisig account.
 type Member struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9262,6 +9270,7 @@ func (x *Member) GetWeight() uint64 {
 	return 0
 }
 
+// Config defines the configuration of the multisig account.
 type Config struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9332,6 +9341,7 @@ func (x *Config) GetEarlyExecution() bool {
 	return false
 }
 
+// Proposal defines the structure of a proposal.
 type Proposal struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9464,6 +9474,7 @@ func (x *QuerySequenceResponse) GetSequence() uint64 {
 	return 0
 }
 
+// QueryConfig is the request for the account config.
 type QueryConfig struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9497,7 +9508,7 @@ type QueryConfigResponse struct {
 	unknownFields protoimpl.UnknownFields
 
 	Members []*Member `protobuf:"bytes,1,rep,name=members,proto3" json:"members,omitempty"`
-	Config  *Config   `protobuf:"bytes,2,opt,name=Config,proto3" json:"Config,omitempty"`
+	Config  *Config   `protobuf:"bytes,2,opt,name=config,proto3" json:"config,omitempty"`
 }
 
 func (x *QueryConfigResponse) Reset() {
@@ -9534,6 +9545,7 @@ func (x *QueryConfigResponse) GetConfig() *Config {
 	return nil
 }
 
+// QueryProposal is the request for a proposal.
 type QueryProposal struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9569,6 +9581,7 @@ func (x *QueryProposal) GetProposalId() uint64 {
 	return 0
 }
 
+// QueryProposalResponse returns the proposal.
 type QueryProposalResponse struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -9623,10 +9636,10 @@ var file_cosmos_accounts_defaults_multisig_v1_multisig_proto_rawDesc = []byte{
 	0x2e, 0x61, 0x63, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x73, 0x2e, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c,
 	0x74, 0x73, 0x2e, 0x6d, 0x75, 0x6c, 0x74, 0x69, 0x73, 0x69, 0x67, 0x2e, 0x76, 0x31, 0x2e, 0x4d,
 	0x65, 0x6d, 0x62, 0x65, 0x72, 0x52, 0x07, 0x6d, 0x65, 0x6d, 0x62, 0x65, 0x72, 0x73, 0x12, 0x44,
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@@ -9662,10 +9675,10 @@ var file_cosmos_accounts_defaults_multisig_v1_multisig_proto_rawDesc = []byte{
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@@ -9709,11 +9722,11 @@ var file_cosmos_accounts_defaults_multisig_v1_multisig_proto_rawDesc = []byte{
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@@ -9801,16 +9814,16 @@ var file_cosmos_accounts_defaults_multisig_v1_multisig_proto_goTypes = []interfa
 }
 var file_cosmos_accounts_defaults_multisig_v1_multisig_proto_depIdxs = []int32{
 	12, // 0: cosmos.accounts.defaults.multisig.v1.MsgInit.members:type_name -> cosmos.accounts.defaults.multisig.v1.Member
-	13, // 1: cosmos.accounts.defaults.multisig.v1.MsgInit.Config:type_name -> cosmos.accounts.defaults.multisig.v1.Config
+	13, // 1: cosmos.accounts.defaults.multisig.v1.MsgInit.config:type_name -> cosmos.accounts.defaults.multisig.v1.Config
 	14, // 2: cosmos.accounts.defaults.multisig.v1.MsgCreateProposal.proposal:type_name -> cosmos.accounts.defaults.multisig.v1.Proposal
 	1,  // 3: cosmos.accounts.defaults.multisig.v1.MsgVote.vote:type_name -> cosmos.accounts.defaults.multisig.v1.VoteOption
 	21, // 4: cosmos.accounts.defaults.multisig.v1.MsgExecuteProposalResponse.responses:type_name -> google.protobuf.Any
 	12, // 5: cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.update_members:type_name -> cosmos.accounts.defaults.multisig.v1.Member
-	13, // 6: cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.Config:type_name -> cosmos.accounts.defaults.multisig.v1.Config
+	13, // 6: cosmos.accounts.defaults.multisig.v1.MsgUpdateConfig.config:type_name -> cosmos.accounts.defaults.multisig.v1.Config
 	21, // 7: cosmos.accounts.defaults.multisig.v1.Proposal.messages:type_name -> google.protobuf.Any
 	0,  // 8: cosmos.accounts.defaults.multisig.v1.Proposal.status:type_name -> cosmos.accounts.defaults.multisig.v1.ProposalStatus
 	12, // 9: cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.members:type_name -> cosmos.accounts.defaults.multisig.v1.Member
-	13, // 10: cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.Config:type_name -> cosmos.accounts.defaults.multisig.v1.Config
+	13, // 10: cosmos.accounts.defaults.multisig.v1.QueryConfigResponse.config:type_name -> cosmos.accounts.defaults.multisig.v1.Config
 	14, // 11: cosmos.accounts.defaults.multisig.v1.QueryProposalResponse.proposal:type_name -> cosmos.accounts.defaults.multisig.v1.Proposal
 	12, // [12:12] is the sub-list for method output_type
 	12, // [12:12] is the sub-list for method input_type
diff --git a/x/accounts/defaults/lockup/lockup.go b/x/accounts/defaults/lockup/lockup.go
index fb21b170eab9..c6abf92981ac 100644
--- a/x/accounts/defaults/lockup/lockup.go
+++ b/x/accounts/defaults/lockup/lockup.go
@@ -256,6 +256,10 @@ func (bva *BaseLockup) SendCoins(
 
 	hs := bva.headerService.HeaderInfo(ctx)
 
+	if err := msg.Amount.Validate(); err != nil {
+		return nil, err
+	}
+
 	lockedCoins, err := getLockedCoinsFunc(ctx, hs.Time, msg.Amount.Denoms()...)
 	if err != nil {
 		return nil, err
diff --git a/x/accounts/defaults/multisig/v1/multisig.pb.go b/x/accounts/defaults/multisig/v1/multisig.pb.go
index e8c19ffe6689..64466eebcb22 100644
--- a/x/accounts/defaults/multisig/v1/multisig.pb.go
+++ b/x/accounts/defaults/multisig/v1/multisig.pb.go
@@ -100,7 +100,7 @@ func (VoteOption) EnumDescriptor() ([]byte, []int) {
 // MsgInit is used to initialize a multisig account.
 type MsgInit struct {
 	Members []*Member `protobuf:"bytes,1,rep,name=members,proto3" json:"members,omitempty"`
-	Config  *Config   `protobuf:"bytes,2,opt,name=Config,proto3" json:"Config,omitempty"`
+	Config  *Config   `protobuf:"bytes,2,opt,name=config,proto3" json:"config,omitempty"`
 }
 
 func (m *MsgInit) Reset()         { *m = MsgInit{} }
@@ -187,6 +187,7 @@ func (m *MsgInitResponse) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_MsgInitResponse proto.InternalMessageInfo
 
+// MsgCreateProposal creates a new proposal.
 type MsgCreateProposal struct {
 	Proposal *Proposal `protobuf:"bytes,1,opt,name=proposal,proto3" json:"proposal,omitempty"`
 }
@@ -231,6 +232,7 @@ func (m *MsgCreateProposal) GetProposal() *Proposal {
 	return nil
 }
 
+// MsgCreateProposalResponse is the response returned after creating a proposal.
 type MsgCreateProposalResponse struct {
 	ProposalId uint64 `protobuf:"varint,1,opt,name=proposal_id,json=proposalId,proto3" json:"proposal_id,omitempty"`
 }
@@ -275,6 +277,7 @@ func (m *MsgCreateProposalResponse) GetProposalId() uint64 {
 	return 0
 }
 
+// MsgVote is used to vote on a proposal.
 type MsgVote struct {
 	ProposalId uint64     `protobuf:"varint,1,opt,name=proposal_id,json=proposalId,proto3" json:"proposal_id,omitempty"`
 	Vote       VoteOption `protobuf:"varint,2,opt,name=vote,proto3,enum=cosmos.accounts.defaults.multisig.v1.VoteOption" json:"vote,omitempty"`
@@ -327,6 +330,7 @@ func (m *MsgVote) GetVote() VoteOption {
 	return VoteOption_VOTE_OPTION_UNSPECIFIED
 }
 
+// MsgVoteResponse is the response returned after voting on a proposal.
 type MsgVoteResponse struct {
 }
 
@@ -363,6 +367,7 @@ func (m *MsgVoteResponse) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_MsgVoteResponse proto.InternalMessageInfo
 
+// MsgExecuteProposal is used to execute a proposal.
 type MsgExecuteProposal struct {
 	ProposalId uint64 `protobuf:"varint,1,opt,name=proposal_id,json=proposalId,proto3" json:"proposal_id,omitempty"`
 }
@@ -407,6 +412,7 @@ func (m *MsgExecuteProposal) GetProposalId() uint64 {
 	return 0
 }
 
+// MsgExecuteProposalResponse is the response returned after executing a proposal.
 type MsgExecuteProposalResponse struct {
 	Responses []*any.Any `protobuf:"bytes,1,rep,name=responses,proto3" json:"responses,omitempty"`
 }
@@ -456,7 +462,7 @@ type MsgUpdateConfig struct {
 	// only the members that are changing are required, if their weight is 0, they are removed.
 	UpdateMembers []*Member `protobuf:"bytes,1,rep,name=update_members,json=updateMembers,proto3" json:"update_members,omitempty"`
 	// not all fields from Config can be changed
-	Config *Config `protobuf:"bytes,2,opt,name=Config,proto3" json:"Config,omitempty"`
+	Config *Config `protobuf:"bytes,2,opt,name=config,proto3" json:"config,omitempty"`
 }
 
 func (m *MsgUpdateConfig) Reset()         { *m = MsgUpdateConfig{} }
@@ -506,6 +512,7 @@ func (m *MsgUpdateConfig) GetConfig() *Config {
 	return nil
 }
 
+// MsgUpdateConfigResponse is the response returned after updating the config.
 type MsgUpdateConfigResponse struct {
 }
 
@@ -542,6 +549,7 @@ func (m *MsgUpdateConfigResponse) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_MsgUpdateConfigResponse proto.InternalMessageInfo
 
+// Member defines the member of the multisig account.
 type Member struct {
 	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
 	Weight  uint64 `protobuf:"varint,2,opt,name=weight,proto3" json:"weight,omitempty"`
@@ -594,6 +602,7 @@ func (m *Member) GetWeight() uint64 {
 	return 0
 }
 
+// Config defines the configuration of the multisig account.
 type Config struct {
 	Threshold int64 `protobuf:"varint,1,opt,name=threshold,proto3" json:"threshold,omitempty"`
 	Quorum    int64 `protobuf:"varint,2,opt,name=quorum,proto3" json:"quorum,omitempty"`
@@ -673,6 +682,7 @@ func (m *Config) GetEarlyExecution() bool {
 	return false
 }
 
+// Proposal defines the structure of a proposal.
 type Proposal struct {
 	Title    string     `protobuf:"bytes,1,opt,name=title,proto3" json:"title,omitempty"`
 	Summary  string     `protobuf:"bytes,2,opt,name=summary,proto3" json:"summary,omitempty"`
@@ -833,6 +843,7 @@ func (m *QuerySequenceResponse) GetSequence() uint64 {
 	return 0
 }
 
+// QueryConfig is the request for the account config.
 type QueryConfig struct {
 }
 
@@ -872,7 +883,7 @@ var xxx_messageInfo_QueryConfig proto.InternalMessageInfo
 // QueryConfigResponse returns the config of the account.
 type QueryConfigResponse struct {
 	Members []*Member `protobuf:"bytes,1,rep,name=members,proto3" json:"members,omitempty"`
-	Config  *Config   `protobuf:"bytes,2,opt,name=Config,proto3" json:"Config,omitempty"`
+	Config  *Config   `protobuf:"bytes,2,opt,name=config,proto3" json:"config,omitempty"`
 }
 
 func (m *QueryConfigResponse) Reset()         { *m = QueryConfigResponse{} }
@@ -922,6 +933,7 @@ func (m *QueryConfigResponse) GetConfig() *Config {
 	return nil
 }
 
+// QueryProposal is the request for a proposal.
 type QueryProposal struct {
 	ProposalId uint64 `protobuf:"varint,1,opt,name=proposal_id,json=proposalId,proto3" json:"proposal_id,omitempty"`
 }
@@ -966,6 +978,7 @@ func (m *QueryProposal) GetProposalId() uint64 {
 	return 0
 }
 
+// QueryProposalResponse returns the proposal.
 type QueryProposalResponse struct {
 	Proposal *Proposal `protobuf:"bytes,1,opt,name=proposal,proto3" json:"proposal,omitempty"`
 }
@@ -1039,7 +1052,7 @@ func init() {
 }
 
 var fileDescriptor_e6da8796717704d7 = []byte{
-	// 865 bytes of a gzipped FileDescriptorProto
+	// 867 bytes of a gzipped FileDescriptorProto
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-	0x00,
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+	0x27, 0xf0, 0xc8, 0xc2, 0xa6, 0x65, 0xda, 0x9d, 0x97, 0x8e, 0x3d, 0xec, 0x0c, 0x8f, 0x6d, 0xe7,
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+	0x9c, 0x4d, 0xb1, 0x3a, 0xb6, 0x6d, 0x74, 0xeb, 0x8b, 0xe8, 0x31, 0xa8, 0xb3, 0x31, 0x6c, 0xbc,
+	0x30, 0x0e, 0x87, 0x46, 0xb7, 0x5e, 0xda, 0x7d, 0x05, 0x70, 0xb3, 0x82, 0xd1, 0x23, 0xd8, 0x3a,
+	0x31, 0x87, 0x86, 0x63, 0x5a, 0xc3, 0x9e, 0x39, 0x98, 0xd1, 0xb1, 0x01, 0xb5, 0xe9, 0xe0, 0xb7,
+	0x86, 0x5d, 0x57, 0xd0, 0x16, 0x6c, 0x4c, 0x3b, 0x3b, 0x07, 0xf6, 0xb0, 0xd3, 0x1b, 0xd4, 0x17,
+	0x11, 0x82, 0xea, 0x74, 0x60, 0x60, 0xd6, 0x4b, 0x07, 0x47, 0xbf, 0x5f, 0x36, 0x95, 0xb7, 0x97,
+	0x4d, 0xe5, 0xaf, 0xcb, 0xa6, 0xf2, 0xe3, 0x55, 0x73, 0xe1, 0xed, 0x55, 0x73, 0xe1, 0xcf, 0xab,
+	0xe6, 0xc2, 0x77, 0xcf, 0xb2, 0x86, 0x32, 0xef, 0x95, 0x1e, 0xd0, 0xd6, 0x9b, 0x77, 0xff, 0x65,
+	0x9c, 0x96, 0xc5, 0x4b, 0xdb, 0xff, 0x27, 0x00, 0x00, 0xff, 0xff, 0x70, 0x44, 0x04, 0xfe, 0x94,
+	0x08, 0x00, 0x00,
 }
 
 func (m *MsgInit) Marshal() (dAtA []byte, err error) {
diff --git a/x/accounts/proto/cosmos/accounts/defaults/multisig/v1/multisig.proto b/x/accounts/proto/cosmos/accounts/defaults/multisig/v1/multisig.proto
index cd14b116e3b6..0d4a51e4dfe9 100644
--- a/x/accounts/proto/cosmos/accounts/defaults/multisig/v1/multisig.proto
+++ b/x/accounts/proto/cosmos/accounts/defaults/multisig/v1/multisig.proto
@@ -3,7 +3,6 @@ syntax = "proto3";
 package cosmos.accounts.defaults.multisig.v1;
 
 import "google/protobuf/any.proto";
-import "cosmos/msg/v1/msg.proto";
 import "cosmos_proto/cosmos.proto";
 
 option go_package = "cosmossdk.io/x/accounts/defaults/multisig/v1";
@@ -11,31 +10,37 @@ option go_package = "cosmossdk.io/x/accounts/defaults/multisig/v1";
 // MsgInit is used to initialize a multisig account.
 message MsgInit {
   repeated Member members = 1;
-  Config          Config  = 2;
+  Config          config  = 2;
 }
 
 // MsgInitResponse is the response returned after account initialization.
 message MsgInitResponse {}
 
+// MsgCreateProposal creates a new proposal.
 message MsgCreateProposal {
   Proposal proposal = 1;
 }
 
+// MsgCreateProposalResponse is the response returned after creating a proposal.
 message MsgCreateProposalResponse {
   uint64 proposal_id = 1;
 }
 
+// MsgVote is used to vote on a proposal.
 message MsgVote {
   uint64     proposal_id = 1;
   VoteOption vote        = 2;
 }
 
+// MsgVoteResponse is the response returned after voting on a proposal.
 message MsgVoteResponse {}
 
+// MsgExecuteProposal is used to execute a proposal.
 message MsgExecuteProposal {
   uint64 proposal_id = 1;
 }
 
+// MsgExecuteProposalResponse is the response returned after executing a proposal.
 message MsgExecuteProposalResponse {
   repeated google.protobuf.Any responses = 1;
 }
@@ -46,11 +51,13 @@ message MsgUpdateConfig {
   repeated Member update_members = 1;
 
   // not all fields from Config can be changed
-  Config Config = 2;
+  Config config = 2;
 }
 
+// MsgUpdateConfigResponse is the response returned after updating the config.
 message MsgUpdateConfigResponse {}
 
+// Member defines the member of the multisig account.
 message Member {
   string address = 1 [(cosmos_proto.scalar) = "cosmos.AddressString"];
   uint64 weight  = 2;
@@ -59,6 +66,7 @@ message Member {
 // when aggregating on-chain I can only use the address
 // off-chain would send a tx directly, won't create a proposal.
 
+// Config defines the configuration of the multisig account.
 message Config {
   int64 threshold = 1;
 
@@ -74,6 +82,7 @@ message Config {
   bool early_execution = 5;
 }
 
+// Proposal defines the structure of a proposal.
 message Proposal {
   string   title                        = 1;
   string   summary                      = 2;
@@ -94,19 +103,22 @@ message QuerySequenceResponse {
   uint64 sequence = 1;
 }
 
+// QueryConfig is the request for the account config.
 message QueryConfig {}
 
 // QueryConfigResponse returns the config of the account.
 message QueryConfigResponse {
   repeated Member members = 1;
 
-  Config Config = 2;
+  Config config = 2;
 }
 
+// QueryProposal is the request for a proposal.
 message QueryProposal {
   uint64 proposal_id = 1;
 }
 
+// QueryProposalResponse returns the proposal.
 message QueryProposalResponse {
   Proposal proposal = 1;
 }