diff --git a/cmd/admin.go b/cmd/admin.go
index 70d44c39e0..52081348a8 100644
--- a/cmd/admin.go
+++ b/cmd/admin.go
@@ -493,7 +493,7 @@ func runChangePassword(c *cli.Context) error {
 		return err
 	}
 
-	if err = user_model.UpdateUserCols(db.DefaultContext, user, "passwd", "passwd_hash_algo", "salt"); err != nil {
+	if err = user_model.UpdateUserCols(ctx, user, "passwd", "passwd_hash_algo", "salt"); err != nil {
 		return err
 	}
 
diff --git a/modules/context/repo.go b/modules/context/repo.go
index d64380dd95..f8b07ffb05 100644
--- a/modules/context/repo.go
+++ b/modules/context/repo.go
@@ -15,7 +15,6 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
@@ -256,7 +255,7 @@ func RetrieveBaseRepo(ctx *Context, repo *repo_model.Repository) {
 		}
 		ctx.ServerError("GetBaseRepo", err)
 		return
-	} else if err = repo.BaseRepo.GetOwner(db.DefaultContext); err != nil {
+	} else if err = repo.BaseRepo.GetOwner(ctx); err != nil {
 		ctx.ServerError("BaseRepo.GetOwner", err)
 		return
 	}
@@ -273,7 +272,7 @@ func RetrieveTemplateRepo(ctx *Context, repo *repo_model.Repository) {
 		}
 		ctx.ServerError("GetTemplateRepo", err)
 		return
-	} else if err = templateRepo.GetOwner(db.DefaultContext); err != nil {
+	} else if err = templateRepo.GetOwner(ctx); err != nil {
 		ctx.ServerError("TemplateRepo.GetOwner", err)
 		return
 	}
@@ -341,7 +340,7 @@ func RedirectToRepo(ctx *Context, redirectRepoID int64) {
 
 func repoAssignment(ctx *Context, repo *repo_model.Repository) {
 	var err error
-	if err = repo.GetOwner(db.DefaultContext); err != nil {
+	if err = repo.GetOwner(ctx); err != nil {
 		ctx.ServerError("GetOwner", err)
 		return
 	}
diff --git a/modules/doctor/checkOldArchives.go b/modules/doctor/checkOldArchives.go
index 6353eaddd2..cefb3817bf 100644
--- a/modules/doctor/checkOldArchives.go
+++ b/modules/doctor/checkOldArchives.go
@@ -17,7 +17,7 @@ import (
 func checkOldArchives(ctx context.Context, logger log.Logger, autofix bool) error {
 	numRepos := 0
 	numReposUpdated := 0
-	err := iterateRepositories(func(repo *repo_model.Repository) error {
+	err := iterateRepositories(ctx, func(repo *repo_model.Repository) error {
 		if repo.IsEmpty {
 			return nil
 		}
diff --git a/modules/doctor/fix16961.go b/modules/doctor/fix16961.go
index e241838068..92c77ba80f 100644
--- a/modules/doctor/fix16961.go
+++ b/modules/doctor/fix16961.go
@@ -268,7 +268,7 @@ func fixBrokenRepoUnits16961(ctx context.Context, logger log.Logger, autofix boo
 	count := 0
 
 	err := db.Iterate(
-		db.DefaultContext,
+		ctx,
 		new(RepoUnit),
 		builder.Gt{
 			"id": 0,
diff --git a/modules/doctor/mergebase.go b/modules/doctor/mergebase.go
index a655826e1c..5a780ed2a2 100644
--- a/modules/doctor/mergebase.go
+++ b/modules/doctor/mergebase.go
@@ -18,9 +18,9 @@ import (
 	"xorm.io/builder"
 )
 
-func iteratePRs(repo *repo_model.Repository, each func(*repo_model.Repository, *models.PullRequest) error) error {
+func iteratePRs(ctx context.Context, repo *repo_model.Repository, each func(*repo_model.Repository, *models.PullRequest) error) error {
 	return db.Iterate(
-		db.DefaultContext,
+		ctx,
 		new(models.PullRequest),
 		builder.Eq{"base_repo_id": repo.ID},
 		func(idx int, bean interface{}) error {
@@ -33,9 +33,9 @@ func checkPRMergeBase(ctx context.Context, logger log.Logger, autofix bool) erro
 	numRepos := 0
 	numPRs := 0
 	numPRsUpdated := 0
-	err := iterateRepositories(func(repo *repo_model.Repository) error {
+	err := iterateRepositories(ctx, func(repo *repo_model.Repository) error {
 		numRepos++
-		return iteratePRs(repo, func(repo *repo_model.Repository, pr *models.PullRequest) error {
+		return iteratePRs(ctx, repo, func(repo *repo_model.Repository, pr *models.PullRequest) error {
 			numPRs++
 			pr.BaseRepo = repo
 			repoPath := repo.RepoPath()
diff --git a/modules/doctor/misc.go b/modules/doctor/misc.go
index 2f6baa814d..e96890fbab 100644
--- a/modules/doctor/misc.go
+++ b/modules/doctor/misc.go
@@ -27,9 +27,9 @@ import (
 	"xorm.io/builder"
 )
 
-func iterateRepositories(each func(*repo_model.Repository) error) error {
+func iterateRepositories(ctx context.Context, each func(*repo_model.Repository) error) error {
 	err := db.Iterate(
-		db.DefaultContext,
+		ctx,
 		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
@@ -50,7 +50,7 @@ func checkScriptType(ctx context.Context, logger log.Logger, autofix bool) error
 }
 
 func checkHooks(ctx context.Context, logger log.Logger, autofix bool) error {
-	if err := iterateRepositories(func(repo *repo_model.Repository) error {
+	if err := iterateRepositories(ctx, func(repo *repo_model.Repository) error {
 		results, err := repository.CheckDelegateHooks(repo.RepoPath())
 		if err != nil {
 			logger.Critical("Unable to check delegate hooks for repo %-v. ERROR: %v", repo, err)
@@ -86,7 +86,7 @@ func checkEnablePushOptions(ctx context.Context, logger log.Logger, autofix bool
 	numRepos := 0
 	numNeedUpdate := 0
 
-	if err := iterateRepositories(func(repo *repo_model.Repository) error {
+	if err := iterateRepositories(ctx, func(repo *repo_model.Repository) error {
 		numRepos++
 		r, err := git.OpenRepositoryCtx(git.DefaultContext, repo.RepoPath())
 		if err != nil {
@@ -132,13 +132,13 @@ func checkDaemonExport(ctx context.Context, logger log.Logger, autofix bool) err
 		logger.Critical("Unable to create cache: %v", err)
 		return err
 	}
-	if err := iterateRepositories(func(repo *repo_model.Repository) error {
+	if err := iterateRepositories(ctx, func(repo *repo_model.Repository) error {
 		numRepos++
 
 		if owner, has := cache.Get(repo.OwnerID); has {
 			repo.Owner = owner.(*user_model.User)
 		} else {
-			if err := repo.GetOwner(db.DefaultContext); err != nil {
+			if err := repo.GetOwner(ctx); err != nil {
 				return err
 			}
 			cache.Add(repo.OwnerID, repo.Owner)
diff --git a/modules/repository/repo.go b/modules/repository/repo.go
index 13710bd4ab..98388bbd7b 100644
--- a/modules/repository/repo.go
+++ b/modules/repository/repo.go
@@ -156,7 +156,7 @@ func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
 		}
 	}
 
-	if err = models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
+	if err = models.UpdateRepoSize(ctx, repo); err != nil {
 		log.Error("Failed to update size for repository: %v", err)
 	}
 
diff --git a/modules/test/context_tests.go b/modules/test/context_tests.go
index e5cea26eb9..e43f0429e7 100644
--- a/modules/test/context_tests.go
+++ b/modules/test/context_tests.go
@@ -14,7 +14,6 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
@@ -87,7 +86,7 @@ func LoadUser(t *testing.T, ctx *context.Context, userID int64) {
 // LoadGitRepo load a git repo into a test context. Requires that ctx.Repo has
 // already been populated.
 func LoadGitRepo(t *testing.T, ctx *context.Context) {
-	assert.NoError(t, ctx.Repo.Repository.GetOwner(db.DefaultContext))
+	assert.NoError(t, ctx.Repo.Repository.GetOwner(ctx))
 	var err error
 	ctx.Repo.GitRepo, err = git.OpenRepositoryCtx(ctx, ctx.Repo.Repository.RepoPath())
 	assert.NoError(t, err)
diff --git a/routers/api/v1/org/org.go b/routers/api/v1/org/org.go
index a920b49a84..63cc0e9d39 100644
--- a/routers/api/v1/org/org.go
+++ b/routers/api/v1/org/org.go
@@ -346,7 +346,7 @@ func Edit(ctx *context.APIContext) {
 	if form.RepoAdminChangeTeamAccess != nil {
 		org.RepoAdminChangeTeamAccess = *form.RepoAdminChangeTeamAccess
 	}
-	if err := user_model.UpdateUserCols(db.DefaultContext, org.AsUser(),
+	if err := user_model.UpdateUserCols(ctx, org.AsUser(),
 		"full_name", "description", "website", "location",
 		"visibility", "repo_admin_change_team_access",
 	); err != nil {
diff --git a/routers/api/v1/repo/issue_stopwatch.go b/routers/api/v1/repo/issue_stopwatch.go
index 19ee983b84..382f294346 100644
--- a/routers/api/v1/repo/issue_stopwatch.go
+++ b/routers/api/v1/repo/issue_stopwatch.go
@@ -9,7 +9,6 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/routers/api/v1/utils"
@@ -56,7 +55,7 @@ func StartIssueStopwatch(ctx *context.APIContext) {
 		return
 	}
 
-	if err := models.CreateIssueStopwatch(db.DefaultContext, ctx.Doer, issue); err != nil {
+	if err := models.CreateIssueStopwatch(ctx, ctx.Doer, issue); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateOrStopIssueStopwatch", err)
 		return
 	}
@@ -105,7 +104,7 @@ func StopIssueStopwatch(ctx *context.APIContext) {
 		return
 	}
 
-	if err := models.FinishIssueStopwatch(db.DefaultContext, ctx.Doer, issue); err != nil {
+	if err := models.FinishIssueStopwatch(ctx, ctx.Doer, issue); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateOrStopIssueStopwatch", err)
 		return
 	}
diff --git a/routers/api/v1/repo/key.go b/routers/api/v1/repo/key.go
index 568f92d7fb..0c780eb97d 100644
--- a/routers/api/v1/repo/key.go
+++ b/routers/api/v1/repo/key.go
@@ -87,7 +87,7 @@ func ListDeployKeys(ctx *context.APIContext) {
 		Fingerprint: ctx.FormString("fingerprint"),
 	}
 
-	keys, err := asymkey_model.ListDeployKeys(db.DefaultContext, opts)
+	keys, err := asymkey_model.ListDeployKeys(ctx, opts)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
diff --git a/routers/api/v1/repo/repo.go b/routers/api/v1/repo/repo.go
index 3bb32d75d2..d266b3f4f3 100644
--- a/routers/api/v1/repo/repo.go
+++ b/routers/api/v1/repo/repo.go
@@ -217,7 +217,7 @@ func Search(ctx *context.APIContext) {
 
 	results := make([]*api.Repository, len(repos))
 	for i, repo := range repos {
-		if err = repo.GetOwner(db.DefaultContext); err != nil {
+		if err = repo.GetOwner(ctx); err != nil {
 			ctx.JSON(http.StatusInternalServerError, api.SearchError{
 				OK:    false,
 				Error: err.Error(),
diff --git a/routers/api/v1/user/gpg_key.go b/routers/api/v1/user/gpg_key.go
index 5e98b21fb8..83122355d0 100644
--- a/routers/api/v1/user/gpg_key.go
+++ b/routers/api/v1/user/gpg_key.go
@@ -18,7 +18,7 @@ import (
 )
 
 func listGPGKeys(ctx *context.APIContext, uid int64, listOptions db.ListOptions) {
-	keys, err := asymkey_model.ListGPGKeys(db.DefaultContext, uid, listOptions)
+	keys, err := asymkey_model.ListGPGKeys(ctx, uid, listOptions)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ListGPGKeys", err)
 		return
diff --git a/routers/api/v1/user/repo.go b/routers/api/v1/user/repo.go
index 2b933bea15..683c300953 100644
--- a/routers/api/v1/user/repo.go
+++ b/routers/api/v1/user/repo.go
@@ -8,7 +8,6 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -124,7 +123,7 @@ func ListMyRepos(ctx *context.APIContext) {
 
 	results := make([]*api.Repository, len(repos))
 	for i, repo := range repos {
-		if err = repo.GetOwner(db.DefaultContext); err != nil {
+		if err = repo.GetOwner(ctx); err != nil {
 			ctx.Error(http.StatusInternalServerError, "GetOwner", err)
 			return
 		}
diff --git a/routers/api/v1/utils/hook.go b/routers/api/v1/utils/hook.go
index 1f0a35ce22..d4d4e05524 100644
--- a/routers/api/v1/utils/hook.go
+++ b/routers/api/v1/utils/hook.go
@@ -9,7 +9,6 @@ import (
 	"net/http"
 	"strings"
 
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/webhook"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -164,7 +163,7 @@ func addHook(ctx *context.APIContext, form *api.CreateHookOption, orgID, repoID
 	if err := w.UpdateEvent(); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UpdateEvent", err)
 		return nil, false
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateWebhook", err)
 		return nil, false
 	}
diff --git a/routers/web/auth/auth.go b/routers/web/auth/auth.go
index 556fd26d01..ab538f0e5f 100644
--- a/routers/web/auth/auth.go
+++ b/routers/web/auth/auth.go
@@ -107,7 +107,7 @@ func resetLocale(ctx *context.Context, u *user_model.User) error {
 	// If the user does not have a locale set, we save the current one.
 	if len(u.Language) == 0 {
 		u.Language = ctx.Locale.Language()
-		if err := user_model.UpdateUserCols(db.DefaultContext, u, "language"); err != nil {
+		if err := user_model.UpdateUserCols(ctx, u, "language"); err != nil {
 			return err
 		}
 	}
@@ -333,7 +333,7 @@ func handleSignInFull(ctx *context.Context, u *user_model.User, remember, obeyRe
 	// If the user does not have a locale set, we save the current one.
 	if len(u.Language) == 0 {
 		u.Language = ctx.Locale.Language()
-		if err := user_model.UpdateUserCols(db.DefaultContext, u, "language"); err != nil {
+		if err := user_model.UpdateUserCols(ctx, u, "language"); err != nil {
 			ctx.ServerError("UpdateUserCols Language", fmt.Errorf("Error updating user language [user: %d, locale: %s]", u.ID, u.Language))
 			return setting.AppSubURL + "/"
 		}
@@ -350,7 +350,7 @@ func handleSignInFull(ctx *context.Context, u *user_model.User, remember, obeyRe
 
 	// Register last login
 	u.SetLastLogin()
-	if err := user_model.UpdateUserCols(db.DefaultContext, u, "last_login_unix"); err != nil {
+	if err := user_model.UpdateUserCols(ctx, u, "last_login_unix"); err != nil {
 		ctx.ServerError("UpdateUserCols", err)
 		return setting.AppSubURL + "/"
 	}
@@ -606,7 +606,7 @@ func handleUserCreated(ctx *context.Context, u *user_model.User, gothUser *goth.
 		u.IsAdmin = true
 		u.IsActive = true
 		u.SetLastLogin()
-		if err := user_model.UpdateUserCols(db.DefaultContext, u, "is_admin", "is_active", "last_login_unix"); err != nil {
+		if err := user_model.UpdateUserCols(ctx, u, "is_admin", "is_active", "last_login_unix"); err != nil {
 			ctx.ServerError("UpdateUser", err)
 			return
 		}
@@ -733,7 +733,7 @@ func handleAccountActivation(ctx *context.Context, user *user_model.User) {
 		ctx.ServerError("UpdateUser", err)
 		return
 	}
-	if err := user_model.UpdateUserCols(db.DefaultContext, user, "is_active", "rands"); err != nil {
+	if err := user_model.UpdateUserCols(ctx, user, "is_active", "rands"); err != nil {
 		if user_model.IsErrUserNotExist(err) {
 			ctx.NotFound("UpdateUserCols", err)
 		} else {
diff --git a/routers/web/auth/oauth.go b/routers/web/auth/oauth.go
index 83b58d6cbf..847af52bdb 100644
--- a/routers/web/auth/oauth.go
+++ b/routers/web/auth/oauth.go
@@ -16,7 +16,6 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/auth"
-	"code.gitea.io/gitea/models/db"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -1021,7 +1020,7 @@ func handleOAuth2SignIn(ctx *context.Context, source *auth.Source, u *user_model
 			cols = append(cols, "is_admin", "is_restricted")
 		}
 
-		if err := user_model.UpdateUserCols(db.DefaultContext, u, cols...); err != nil {
+		if err := user_model.UpdateUserCols(ctx, u, cols...); err != nil {
 			ctx.ServerError("UpdateUserCols", err)
 			return
 		}
@@ -1048,7 +1047,7 @@ func handleOAuth2SignIn(ctx *context.Context, source *auth.Source, u *user_model
 
 	changed := setUserGroupClaims(source, u, &gothUser)
 	if changed {
-		if err := user_model.UpdateUserCols(db.DefaultContext, u, "is_admin", "is_restricted"); err != nil {
+		if err := user_model.UpdateUserCols(ctx, u, "is_admin", "is_restricted"); err != nil {
 			ctx.ServerError("UpdateUserCols", err)
 			return
 		}
diff --git a/routers/web/auth/password.go b/routers/web/auth/password.go
index 8e309ebb1a..d7bf67cffb 100644
--- a/routers/web/auth/password.go
+++ b/routers/web/auth/password.go
@@ -9,7 +9,6 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models/auth"
-	"code.gitea.io/gitea/models/db"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -232,7 +231,7 @@ func ResetPasswdPost(ctx *context.Context) {
 		return
 	}
 	u.MustChangePassword = false
-	if err := user_model.UpdateUserCols(db.DefaultContext, u, "must_change_password", "passwd", "passwd_hash_algo", "rands", "salt"); err != nil {
+	if err := user_model.UpdateUserCols(ctx, u, "must_change_password", "passwd", "passwd_hash_algo", "rands", "salt"); err != nil {
 		ctx.ServerError("UpdateUser", err)
 		return
 	}
@@ -327,7 +326,7 @@ func MustChangePasswordPost(ctx *context.Context) {
 
 	u.MustChangePassword = false
 
-	if err := user_model.UpdateUserCols(db.DefaultContext, u, "must_change_password", "passwd", "passwd_hash_algo", "salt"); err != nil {
+	if err := user_model.UpdateUserCols(ctx, u, "must_change_password", "passwd", "passwd_hash_algo", "salt"); err != nil {
 		ctx.ServerError("UpdateUser", err)
 		return
 	}
diff --git a/routers/web/org/org_labels.go b/routers/web/org/org_labels.go
index 9cc9a92507..0ec6c3ce3b 100644
--- a/routers/web/org/org_labels.go
+++ b/routers/web/org/org_labels.go
@@ -100,7 +100,7 @@ func InitializeLabels(ctx *context.Context) {
 		return
 	}
 
-	if err := models.InitializeLabels(db.DefaultContext, ctx.Org.Organization.ID, form.TemplateName, true); err != nil {
+	if err := models.InitializeLabels(ctx, ctx.Org.Organization.ID, form.TemplateName, true); err != nil {
 		if models.IsErrIssueLabelTemplateLoad(err) {
 			originalErr := err.(models.ErrIssueLabelTemplateLoad).OriginalError
 			ctx.Flash.Error(ctx.Tr("repo.issues.label_templates.fail_to_load_file", form.TemplateName, originalErr))
diff --git a/routers/web/repo/compare.go b/routers/web/repo/compare.go
index c2ae86d5d0..23ec662cfa 100644
--- a/routers/web/repo/compare.go
+++ b/routers/web/repo/compare.go
@@ -18,7 +18,6 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
@@ -269,7 +268,7 @@ func ParseCompareInfo(ctx *context.Context) *CompareInfo {
 				}
 				return nil
 			}
-			if err := ci.HeadRepo.GetOwner(db.DefaultContext); err != nil {
+			if err := ci.HeadRepo.GetOwner(ctx); err != nil {
 				if user_model.IsErrUserNotExist(err) {
 					ctx.NotFound("GetUserByName", nil)
 				} else {
diff --git a/routers/web/repo/http.go b/routers/web/repo/http.go
index b706330d6d..0207cd7685 100644
--- a/routers/web/repo/http.go
+++ b/routers/web/repo/http.go
@@ -21,7 +21,6 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/auth"
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
@@ -159,7 +158,7 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 
 	// don't allow anonymous pulls if organization is not public
 	if isPublicPull {
-		if err := repo.GetOwner(db.DefaultContext); err != nil {
+		if err := repo.GetOwner(ctx); err != nil {
 			ctx.ServerError("GetOwner", err)
 			return
 		}
diff --git a/routers/web/repo/issue.go b/routers/web/repo/issue.go
index 18f352265f..e51631a721 100644
--- a/routers/web/repo/issue.go
+++ b/routers/web/repo/issue.go
@@ -1944,7 +1944,7 @@ func UpdatePullReviewRequest(ctx *context.Context) {
 		}
 		if reviewID < 0 {
 			// negative reviewIDs represent team requests
-			if err := issue.Repo.GetOwner(db.DefaultContext); err != nil {
+			if err := issue.Repo.GetOwner(ctx); err != nil {
 				ctx.ServerError("issue.Repo.GetOwner", err)
 				return
 			}
diff --git a/routers/web/repo/issue_content_history.go b/routers/web/repo/issue_content_history.go
index 0d3b236689..21b22aa710 100644
--- a/routers/web/repo/issue_content_history.go
+++ b/routers/web/repo/issue_content_history.go
@@ -12,7 +12,6 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	issuesModel "code.gitea.io/gitea/models/issues"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/context"
@@ -32,7 +31,7 @@ func GetContentHistoryOverview(ctx *context.Context) {
 	}
 
 	lang := ctx.Locale.Language()
-	editedHistoryCountMap, _ := issuesModel.QueryIssueContentHistoryEditedCountMap(db.DefaultContext, issue.ID)
+	editedHistoryCountMap, _ := issuesModel.QueryIssueContentHistoryEditedCountMap(ctx, issue.ID)
 	ctx.JSON(http.StatusOK, map[string]interface{}{
 		"i18n": map[string]interface{}{
 			"textEdited":                   i18n.Tr(lang, "repo.issues.content_history.edited"),
@@ -52,7 +51,7 @@ func GetContentHistoryList(ctx *context.Context) {
 		return
 	}
 
-	items, _ := issuesModel.FetchIssueContentHistoryList(db.DefaultContext, issue.ID, commentID)
+	items, _ := issuesModel.FetchIssueContentHistoryList(ctx, issue.ID, commentID)
 
 	// render history list to HTML for frontend dropdown items: (name, value)
 	// name is HTML of "avatar + userName + userAction + timeSince"
@@ -119,7 +118,7 @@ func GetContentHistoryDetail(ctx *context.Context) {
 	}
 
 	historyID := ctx.FormInt64("history_id")
-	history, prevHistory, err := issuesModel.GetIssueContentHistoryAndPrev(db.DefaultContext, historyID)
+	history, prevHistory, err := issuesModel.GetIssueContentHistoryAndPrev(ctx, historyID)
 	if err != nil {
 		ctx.JSON(http.StatusNotFound, map[string]interface{}{
 			"message": "Can not find the content history",
@@ -196,7 +195,7 @@ func SoftDeleteContentHistory(ctx *context.Context) {
 			return
 		}
 	}
-	if history, err = issuesModel.GetIssueContentHistoryByID(db.DefaultContext, historyID); err != nil {
+	if history, err = issuesModel.GetIssueContentHistoryByID(ctx, historyID); err != nil {
 		log.Error("can not get issue content history %v. err=%v", historyID, err)
 		return
 	}
@@ -209,7 +208,7 @@ func SoftDeleteContentHistory(ctx *context.Context) {
 		return
 	}
 
-	err = issuesModel.SoftDeleteIssueContentHistory(db.DefaultContext, historyID)
+	err = issuesModel.SoftDeleteIssueContentHistory(ctx, historyID)
 	log.Debug("soft delete issue content history. issue=%d, comment=%d, history=%d", issue.ID, commentID, historyID)
 	ctx.JSON(http.StatusOK, map[string]interface{}{
 		"ok": err == nil,
diff --git a/routers/web/repo/issue_label.go b/routers/web/repo/issue_label.go
index d1470910d4..ec04fa1660 100644
--- a/routers/web/repo/issue_label.go
+++ b/routers/web/repo/issue_label.go
@@ -39,7 +39,7 @@ func InitializeLabels(ctx *context.Context) {
 		return
 	}
 
-	if err := models.InitializeLabels(db.DefaultContext, ctx.Repo.Repository.ID, form.TemplateName, false); err != nil {
+	if err := models.InitializeLabels(ctx, ctx.Repo.Repository.ID, form.TemplateName, false); err != nil {
 		if models.IsErrIssueLabelTemplateLoad(err) {
 			originalErr := err.(models.ErrIssueLabelTemplateLoad).OriginalError
 			ctx.Flash.Error(ctx.Tr("repo.issues.label_templates.fail_to_load_file", form.TemplateName, originalErr))
diff --git a/routers/web/repo/pull.go b/routers/web/repo/pull.go
index 05c1ab7451..a4edfd9ee4 100644
--- a/routers/web/repo/pull.go
+++ b/routers/web/repo/pull.go
@@ -99,7 +99,7 @@ func getForkRepository(ctx *context.Context) *repo_model.Repository {
 		return nil
 	}
 
-	if err := forkRepo.GetOwner(db.DefaultContext); err != nil {
+	if err := forkRepo.GetOwner(ctx); err != nil {
 		ctx.ServerError("GetOwner", err)
 		return nil
 	}
@@ -1255,7 +1255,7 @@ func CleanUpPullRequest(ctx *context.Context) {
 	} else if err = pr.LoadBaseRepo(); err != nil {
 		ctx.ServerError("LoadBaseRepo", err)
 		return
-	} else if err = pr.HeadRepo.GetOwner(db.DefaultContext); err != nil {
+	} else if err = pr.HeadRepo.GetOwner(ctx); err != nil {
 		ctx.ServerError("HeadRepo.GetOwner", err)
 		return
 	}
diff --git a/routers/web/repo/repo.go b/routers/web/repo/repo.go
index 7e08a8af00..4e07d47203 100644
--- a/routers/web/repo/repo.go
+++ b/routers/web/repo/repo.go
@@ -353,7 +353,7 @@ func RedirectDownload(ctx *context.Context) {
 	)
 	tagNames := []string{vTag}
 	curRepo := ctx.Repo.Repository
-	releases, err := models.GetReleasesByRepoIDAndNames(db.DefaultContext, curRepo.ID, tagNames)
+	releases, err := models.GetReleasesByRepoIDAndNames(ctx, curRepo.ID, tagNames)
 	if err != nil {
 		if repo_model.IsErrAttachmentNotExist(err) {
 			ctx.Error(http.StatusNotFound)
@@ -394,7 +394,7 @@ func Download(ctx *context.Context) {
 		return
 	}
 
-	archiver, err := repo_model.GetRepoArchiver(db.DefaultContext, aReq.RepoID, aReq.Type, aReq.CommitID)
+	archiver, err := repo_model.GetRepoArchiver(ctx, aReq.RepoID, aReq.Type, aReq.CommitID)
 	if err != nil {
 		ctx.ServerError("models.GetRepoArchiver", err)
 		return
@@ -424,7 +424,7 @@ func Download(ctx *context.Context) {
 				return
 			}
 			times++
-			archiver, err = repo_model.GetRepoArchiver(db.DefaultContext, aReq.RepoID, aReq.Type, aReq.CommitID)
+			archiver, err = repo_model.GetRepoArchiver(ctx, aReq.RepoID, aReq.Type, aReq.CommitID)
 			if err != nil {
 				ctx.ServerError("archiver_service.StartArchive", err)
 				return
@@ -480,7 +480,7 @@ func InitiateDownload(ctx *context.Context) {
 		return
 	}
 
-	archiver, err := repo_model.GetRepoArchiver(db.DefaultContext, aReq.RepoID, aReq.Type, aReq.CommitID)
+	archiver, err := repo_model.GetRepoArchiver(ctx, aReq.RepoID, aReq.Type, aReq.CommitID)
 	if err != nil {
 		ctx.ServerError("archiver_service.StartArchive", err)
 		return
diff --git a/routers/web/repo/setting.go b/routers/web/repo/setting.go
index 8c8f627fad..e3a424ea41 100644
--- a/routers/web/repo/setting.go
+++ b/routers/web/repo/setting.go
@@ -595,7 +595,7 @@ func SettingsPost(ctx *context.Context) {
 			ctx.Error(http.StatusNotFound)
 			return
 		}
-		if err := repo.GetOwner(db.DefaultContext); err != nil {
+		if err := repo.GetOwner(ctx); err != nil {
 			ctx.ServerError("Convert Fork", err)
 			return
 		}
@@ -1055,7 +1055,7 @@ func DeployKeys(ctx *context.Context) {
 	ctx.Data["PageIsSettingsKeys"] = true
 	ctx.Data["DisableSSH"] = setting.SSH.Disabled
 
-	keys, err := asymkey_model.ListDeployKeys(db.DefaultContext, &asymkey_model.ListDeployKeysOptions{RepoID: ctx.Repo.Repository.ID})
+	keys, err := asymkey_model.ListDeployKeys(ctx, &asymkey_model.ListDeployKeysOptions{RepoID: ctx.Repo.Repository.ID})
 	if err != nil {
 		ctx.ServerError("ListDeployKeys", err)
 		return
@@ -1071,7 +1071,7 @@ func DeployKeysPost(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("repo.settings.deploy_keys")
 	ctx.Data["PageIsSettingsKeys"] = true
 
-	keys, err := asymkey_model.ListDeployKeys(db.DefaultContext, &asymkey_model.ListDeployKeysOptions{RepoID: ctx.Repo.Repository.ID})
+	keys, err := asymkey_model.ListDeployKeys(ctx, &asymkey_model.ListDeployKeysOptions{RepoID: ctx.Repo.Repository.ID})
 	if err != nil {
 		ctx.ServerError("ListDeployKeys", err)
 		return
diff --git a/routers/web/repo/view.go b/routers/web/repo/view.go
index 3bdcefa4c4..7fc178cf31 100644
--- a/routers/web/repo/view.go
+++ b/routers/web/repo/view.go
@@ -884,7 +884,7 @@ func renderCode(ctx *context.Context) {
 			ctx.ServerError("UpdateRepositoryCols", err)
 			return
 		}
-		if err = models.UpdateRepoSize(db.DefaultContext, ctx.Repo.Repository); err != nil {
+		if err = models.UpdateRepoSize(ctx, ctx.Repo.Repository); err != nil {
 			ctx.ServerError("UpdateRepoSize", err)
 			return
 		}
@@ -1017,7 +1017,7 @@ func Forks(ctx *context.Context) {
 	}
 
 	for _, fork := range forks {
-		if err = fork.GetOwner(db.DefaultContext); err != nil {
+		if err = fork.GetOwner(ctx); err != nil {
 			ctx.ServerError("GetOwner", err)
 			return
 		}
diff --git a/routers/web/repo/webhook.go b/routers/web/repo/webhook.go
index d457bcb190..7ffea1724a 100644
--- a/routers/web/repo/webhook.go
+++ b/routers/web/repo/webhook.go
@@ -13,7 +13,6 @@ import (
 	"path"
 	"strings"
 
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/models/webhook"
@@ -227,7 +226,7 @@ func GiteaHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -281,7 +280,7 @@ func newGogsWebhookPost(ctx *context.Context, form forms.NewGogshookForm, kind w
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -333,7 +332,7 @@ func DiscordHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -376,7 +375,7 @@ func DingtalkHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -428,7 +427,7 @@ func TelegramHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -483,7 +482,7 @@ func MatrixHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -526,7 +525,7 @@ func MSTeamsHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -586,7 +585,7 @@ func SlackHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -629,7 +628,7 @@ func FeishuHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -673,7 +672,7 @@ func WechatworkHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
@@ -726,7 +725,7 @@ func PackagistHooksNewPost(ctx *context.Context) {
 	if err := w.UpdateEvent(); err != nil {
 		ctx.ServerError("UpdateEvent", err)
 		return
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.ServerError("CreateWebhook", err)
 		return
 	}
diff --git a/routers/web/user/home.go b/routers/web/user/home.go
index 7489f08b17..afdc344b69 100644
--- a/routers/web/user/home.go
+++ b/routers/web/user/home.go
@@ -74,7 +74,7 @@ func Dashboard(ctx *context.Context) {
 	ctx.Data["Title"] = ctxUser.DisplayName() + " - " + ctx.Tr("dashboard")
 	ctx.Data["PageIsDashboard"] = true
 	ctx.Data["PageIsNews"] = true
-	cnt, _ := models.GetOrganizationCount(db.DefaultContext, ctxUser)
+	cnt, _ := models.GetOrganizationCount(ctx, ctxUser)
 	ctx.Data["UserOrgsCount"] = cnt
 
 	var uid int64
@@ -730,7 +730,7 @@ func ShowSSHKeys(ctx *context.Context, uid int64) {
 
 // ShowGPGKeys output all the public GPG keys of user by uid
 func ShowGPGKeys(ctx *context.Context, uid int64) {
-	keys, err := asymkey_model.ListGPGKeys(db.DefaultContext, uid, db.ListOptions{})
+	keys, err := asymkey_model.ListGPGKeys(ctx, uid, db.ListOptions{})
 	if err != nil {
 		ctx.ServerError("ListGPGKeys", err)
 		return
diff --git a/routers/web/user/setting/account.go b/routers/web/user/setting/account.go
index 468d5ca651..a5854991a0 100644
--- a/routers/web/user/setting/account.go
+++ b/routers/web/user/setting/account.go
@@ -11,7 +11,6 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -75,7 +74,7 @@ func AccountPost(ctx *context.Context) {
 			ctx.ServerError("UpdateUser", err)
 			return
 		}
-		if err := user_model.UpdateUserCols(db.DefaultContext, ctx.Doer, "salt", "passwd_hash_algo", "passwd"); err != nil {
+		if err := user_model.UpdateUserCols(ctx, ctx.Doer, "salt", "passwd_hash_algo", "passwd"); err != nil {
 			ctx.ServerError("UpdateUser", err)
 			return
 		}
diff --git a/routers/web/user/setting/keys.go b/routers/web/user/setting/keys.go
index 2cc627ecde..a8d07ea47a 100644
--- a/routers/web/user/setting/keys.go
+++ b/routers/web/user/setting/keys.go
@@ -269,7 +269,7 @@ func loadKeysData(ctx *context.Context) {
 	}
 	ctx.Data["ExternalKeys"] = externalKeys
 
-	gpgkeys, err := asymkey_model.ListGPGKeys(db.DefaultContext, ctx.Doer.ID, db.ListOptions{})
+	gpgkeys, err := asymkey_model.ListGPGKeys(ctx, ctx.Doer.ID, db.ListOptions{})
 	if err != nil {
 		ctx.ServerError("ListGPGKeys", err)
 		return
diff --git a/routers/web/user/setting/profile.go b/routers/web/user/setting/profile.go
index 72cbf33e5f..09871ef763 100644
--- a/routers/web/user/setting/profile.go
+++ b/routers/web/user/setting/profile.go
@@ -185,7 +185,7 @@ func UpdateAvatarSetting(ctx *context.Context, form *forms.AvatarForm, ctxUser *
 		}
 	}
 
-	if err := user_model.UpdateUserCols(db.DefaultContext, ctxUser, "avatar", "avatar_email", "use_custom_avatar"); err != nil {
+	if err := user_model.UpdateUserCols(ctx, ctxUser, "avatar", "avatar_email", "use_custom_avatar"); err != nil {
 		return fmt.Errorf("UpdateUser: %v", err)
 	}
 
diff --git a/services/asymkey/sign.go b/services/asymkey/sign.go
index c2c6829d61..fa0afe0a57 100644
--- a/services/asymkey/sign.go
+++ b/services/asymkey/sign.go
@@ -143,7 +143,7 @@ Loop:
 		case always:
 			break Loop
 		case pubkey:
-			keys, err := asymkey_model.ListGPGKeys(db.DefaultContext, u.ID, db.ListOptions{})
+			keys, err := asymkey_model.ListGPGKeys(ctx, u.ID, db.ListOptions{})
 			if err != nil {
 				return false, "", nil, err
 			}
@@ -179,7 +179,7 @@ Loop:
 		case always:
 			break Loop
 		case pubkey:
-			keys, err := asymkey_model.ListGPGKeys(db.DefaultContext, u.ID, db.ListOptions{})
+			keys, err := asymkey_model.ListGPGKeys(ctx, u.ID, db.ListOptions{})
 			if err != nil {
 				return false, "", nil, err
 			}
@@ -232,7 +232,7 @@ Loop:
 		case always:
 			break Loop
 		case pubkey:
-			keys, err := asymkey_model.ListGPGKeys(db.DefaultContext, u.ID, db.ListOptions{})
+			keys, err := asymkey_model.ListGPGKeys(ctx, u.ID, db.ListOptions{})
 			if err != nil {
 				return false, "", nil, err
 			}
@@ -294,7 +294,7 @@ Loop:
 		case always:
 			break Loop
 		case pubkey:
-			keys, err := asymkey_model.ListGPGKeys(db.DefaultContext, u.ID, db.ListOptions{})
+			keys, err := asymkey_model.ListGPGKeys(ctx, u.ID, db.ListOptions{})
 			if err != nil {
 				return false, "", nil, err
 			}
diff --git a/services/auth/source/ldap/source_sync.go b/services/auth/source/ldap/source_sync.go
index 0d4d94a3ad..b7ea1f0584 100644
--- a/services/auth/source/ldap/source_sync.go
+++ b/services/auth/source/ldap/source_sync.go
@@ -202,7 +202,7 @@ func (source *Source) Sync(ctx context.Context, updateExisting bool) error {
 				log.Trace("SyncExternalUsers[%s]: Deactivating user %s", source.authSource.Name, usr.Name)
 
 				usr.IsActive = false
-				err = user_model.UpdateUserCols(db.DefaultContext, usr, "is_active")
+				err = user_model.UpdateUserCols(ctx, usr, "is_active")
 				if err != nil {
 					log.Error("SyncExternalUsers[%s]: Error deactivating user %s: %v", source.authSource.Name, usr.Name, err)
 				}
diff --git a/services/mailer/mail.go b/services/mailer/mail.go
index 8c99b05620..8e04e7e4d2 100644
--- a/services/mailer/mail.go
+++ b/services/mailer/mail.go
@@ -7,6 +7,7 @@ package mailer
 
 import (
 	"bytes"
+	"context"
 	"fmt"
 	"html/template"
 	"mime"
@@ -414,6 +415,7 @@ func SendIssueAssignedMail(issue *models.Issue, doer *user_model.User, content s
 
 	for lang, tos := range langMap {
 		msgs, err := composeIssueCommentMessages(&mailCommentContext{
+			Context:    context.TODO(), // TODO: use a correct context
 			Issue:      issue,
 			Doer:       doer,
 			ActionType: models.ActionType(0),
diff --git a/services/mailer/mail_issue.go b/services/mailer/mail_issue.go
index 1451150347..7f0fb9a3e1 100644
--- a/services/mailer/mail_issue.go
+++ b/services/mailer/mail_issue.go
@@ -9,7 +9,6 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
@@ -81,7 +80,7 @@ func mailIssueCommentToParticipants(ctx *mailCommentContext, mentions []*user_mo
 	// =========== Repo watchers ===========
 	// Make repo watchers last, since it's likely the list with the most users
 	if !(ctx.Issue.IsPull && ctx.Issue.PullRequest.IsWorkInProgress() && ctx.ActionType != models.ActionCreatePullRequest) {
-		ids, err = repo_model.GetRepoWatchersIDs(db.DefaultContext, ctx.Issue.RepoID)
+		ids, err = repo_model.GetRepoWatchersIDs(ctx, ctx.Issue.RepoID)
 		if err != nil {
 			return fmt.Errorf("GetRepoWatchersIDs(%d): %v", ctx.Issue.RepoID, err)
 		}
@@ -186,6 +185,7 @@ func MailParticipants(issue *models.Issue, doer *user_model.User, opType models.
 	}
 	if err := mailIssueCommentToParticipants(
 		&mailCommentContext{
+			Context:    context.TODO(), // TODO: use a correct context
 			Issue:      issue,
 			Doer:       doer,
 			ActionType: opType,
diff --git a/services/mailer/mail_release.go b/services/mailer/mail_release.go
index 1ca9ad02d7..76dceb2387 100644
--- a/services/mailer/mail_release.go
+++ b/services/mailer/mail_release.go
@@ -9,7 +9,6 @@ import (
 	"context"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -32,7 +31,7 @@ func MailNewRelease(ctx context.Context, rel *models.Release) {
 		return
 	}
 
-	watcherIDList, err := repo_model.GetRepoWatchersIDs(db.DefaultContext, rel.RepoID)
+	watcherIDList, err := repo_model.GetRepoWatchersIDs(ctx, rel.RepoID)
 	if err != nil {
 		log.Error("GetRepoWatchersIDs(%d): %v", rel.RepoID, err)
 		return
diff --git a/services/mailer/mail_test.go b/services/mailer/mail_test.go
index ba82fc6ff8..c06bae1b98 100644
--- a/services/mailer/mail_test.go
+++ b/services/mailer/mail_test.go
@@ -6,6 +6,7 @@ package mailer
 
 import (
 	"bytes"
+	"context"
 	"fmt"
 	"html/template"
 	"strings"
@@ -70,7 +71,8 @@ func TestComposeIssueCommentMessage(t *testing.T) {
 
 	recipients := []*user_model.User{{Name: "Test", Email: "test@gitea.com"}, {Name: "Test2", Email: "test2@gitea.com"}}
 	msgs, err := composeIssueCommentMessages(&mailCommentContext{
-		Issue: issue, Doer: doer, ActionType: models.ActionCommentIssue,
+		Context: context.TODO(), // TODO: use a correct context
+		Issue:   issue, Doer: doer, ActionType: models.ActionCommentIssue,
 		Content: "test body", Comment: comment,
 	}, "en-US", recipients, false, "issue comment")
 	assert.NoError(t, err)
@@ -99,7 +101,8 @@ func TestComposeIssueMessage(t *testing.T) {
 
 	recipients := []*user_model.User{{Name: "Test", Email: "test@gitea.com"}, {Name: "Test2", Email: "test2@gitea.com"}}
 	msgs, err := composeIssueCommentMessages(&mailCommentContext{
-		Issue: issue, Doer: doer, ActionType: models.ActionCreateIssue,
+		Context: context.TODO(), // TODO: use a correct context
+		Issue:   issue, Doer: doer, ActionType: models.ActionCreateIssue,
 		Content: "test body",
 	}, "en-US", recipients, false, "issue create")
 	assert.NoError(t, err)
@@ -145,13 +148,15 @@ func TestTemplateSelection(t *testing.T) {
 	}
 
 	msg := testComposeIssueCommentMessage(t, &mailCommentContext{
-		Issue: issue, Doer: doer, ActionType: models.ActionCreateIssue,
+		Context: context.TODO(), // TODO: use a correct context
+		Issue:   issue, Doer: doer, ActionType: models.ActionCreateIssue,
 		Content: "test body",
 	}, recipients, false, "TestTemplateSelection")
 	expect(t, msg, "issue/new/subject", "issue/new/body")
 
 	msg = testComposeIssueCommentMessage(t, &mailCommentContext{
-		Issue: issue, Doer: doer, ActionType: models.ActionCommentIssue,
+		Context: context.TODO(), // TODO: use a correct context
+		Issue:   issue, Doer: doer, ActionType: models.ActionCommentIssue,
 		Content: "test body", Comment: comment,
 	}, recipients, false, "TestTemplateSelection")
 	expect(t, msg, "issue/default/subject", "issue/default/body")
@@ -159,13 +164,15 @@ func TestTemplateSelection(t *testing.T) {
 	pull := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 2, Repo: repo, Poster: doer}).(*models.Issue)
 	comment = unittest.AssertExistsAndLoadBean(t, &models.Comment{ID: 4, Issue: pull}).(*models.Comment)
 	msg = testComposeIssueCommentMessage(t, &mailCommentContext{
-		Issue: pull, Doer: doer, ActionType: models.ActionCommentPull,
+		Context: context.TODO(), // TODO: use a correct context
+		Issue:   pull, Doer: doer, ActionType: models.ActionCommentPull,
 		Content: "test body", Comment: comment,
 	}, recipients, false, "TestTemplateSelection")
 	expect(t, msg, "pull/comment/subject", "pull/comment/body")
 
 	msg = testComposeIssueCommentMessage(t, &mailCommentContext{
-		Issue: issue, Doer: doer, ActionType: models.ActionCloseIssue,
+		Context: context.TODO(), // TODO: use a correct context
+		Issue:   issue, Doer: doer, ActionType: models.ActionCloseIssue,
 		Content: "test body", Comment: comment,
 	}, recipients, false, "TestTemplateSelection")
 	expect(t, msg, "Re: [user2/repo1] issue1 (#1)", "issue/close/body")
@@ -184,7 +191,8 @@ func TestTemplateServices(t *testing.T) {
 
 		recipients := []*user_model.User{{Name: "Test", Email: "test@gitea.com"}}
 		msg := testComposeIssueCommentMessage(t, &mailCommentContext{
-			Issue: issue, Doer: doer, ActionType: actionType,
+			Context: context.TODO(), // TODO: use a correct context
+			Issue:   issue, Doer: doer, ActionType: actionType,
 			Content: "test body", Comment: comment,
 		}, recipients, fromMention, "TestTemplateServices")
 
@@ -226,7 +234,7 @@ func testComposeIssueCommentMessage(t *testing.T, ctx *mailCommentContext, recip
 func TestGenerateAdditionalHeaders(t *testing.T) {
 	doer, _, issue, _ := prepareMailerTest(t)
 
-	ctx := &mailCommentContext{Issue: issue, Doer: doer}
+	ctx := &mailCommentContext{Context: context.TODO() /* TODO: use a correct context */, Issue: issue, Doer: doer}
 	recipient := &user_model.User{Name: "Test", Email: "test@gitea.com"}
 
 	headers := generateAdditionalHeaders(ctx, "dummy-reason", recipient)
diff --git a/services/migrations/gitea_uploader.go b/services/migrations/gitea_uploader.go
index 2faa0a1f2a..607dd0a076 100644
--- a/services/migrations/gitea_uploader.go
+++ b/services/migrations/gitea_uploader.go
@@ -817,7 +817,7 @@ func (g *GiteaLocalUploader) Finish() error {
 		return err
 	}
 
-	if err := models.UpdateRepoStats(db.DefaultContext, g.repo.ID); err != nil {
+	if err := models.UpdateRepoStats(g.ctx, g.repo.ID); err != nil {
 		return err
 	}
 
diff --git a/services/mirror/mirror_pull.go b/services/mirror/mirror_pull.go
index 6c9c4a0483..979ef7f03c 100644
--- a/services/mirror/mirror_pull.go
+++ b/services/mirror/mirror_pull.go
@@ -12,7 +12,6 @@ import (
 
 	"code.gitea.io/gitea/models"
 	admin_model "code.gitea.io/gitea/models/admin"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/cache"
 	"code.gitea.io/gitea/modules/git"
@@ -287,7 +286,7 @@ func runSync(ctx context.Context, m *repo_model.Mirror) ([]*mirrorSyncResult, bo
 	gitRepo.Close()
 
 	log.Trace("SyncMirrors [repo: %-v]: updating size of repository", m.Repo)
-	if err := models.UpdateRepoSize(db.DefaultContext, m.Repo); err != nil {
+	if err := models.UpdateRepoSize(ctx, m.Repo); err != nil {
 		log.Error("SyncMirrors [repo: %-v]: failed to update size for mirror repository: %v", m.Repo, err)
 	}
 
diff --git a/services/pull/check.go b/services/pull/check.go
index b1e9237d11..3c79abf4b8 100644
--- a/services/pull/check.go
+++ b/services/pull/check.go
@@ -13,7 +13,6 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
@@ -168,7 +167,7 @@ func manuallyMerged(ctx context.Context, pr *models.PullRequest) bool {
 		// When the commit author is unknown set the BaseRepo owner as merger
 		if merger == nil {
 			if pr.BaseRepo.Owner == nil {
-				if err = pr.BaseRepo.GetOwner(db.DefaultContext); err != nil {
+				if err = pr.BaseRepo.GetOwner(ctx); err != nil {
 					log.Error("BaseRepo.GetOwner[%d]: %v", pr.ID, err)
 					return false
 				}
diff --git a/services/pull/merge.go b/services/pull/merge.go
index cb857cc60d..6108a7956e 100644
--- a/services/pull/merge.go
+++ b/services/pull/merge.go
@@ -17,7 +17,6 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
@@ -80,7 +79,7 @@ func Merge(ctx context.Context, pr *models.PullRequest, doer *user_model.User, b
 	if err := pr.Issue.LoadRepo(); err != nil {
 		log.Error("loadRepo for issue [%d]: %v", pr.ID, err)
 	}
-	if err := pr.Issue.Repo.GetOwner(db.DefaultContext); err != nil {
+	if err := pr.Issue.Repo.GetOwner(ctx); err != nil {
 		log.Error("GetOwner for issue repo [%d]: %v", pr.ID, err)
 	}
 
@@ -487,7 +486,7 @@ func rawMerge(ctx context.Context, pr *models.PullRequest, doer *user_model.User
 	}
 
 	var headUser *user_model.User
-	err = pr.HeadRepo.GetOwner(db.DefaultContext)
+	err = pr.HeadRepo.GetOwner(ctx)
 	if err != nil {
 		if !user_model.IsErrUserNotExist(err) {
 			log.Error("Can't find user: %d for head repository - %v", pr.HeadRepo.OwnerID, err)
diff --git a/services/pull/pull.go b/services/pull/pull.go
index 82deb74a4e..7a746d937f 100644
--- a/services/pull/pull.go
+++ b/services/pull/pull.go
@@ -69,7 +69,7 @@ func NewPullRequest(ctx context.Context, repo *repo_model.Repository, pull *mode
 		return err
 	}
 
-	mentions, err := pull.FindAndUpdateIssueMentions(db.DefaultContext, pull.Poster, pull.Content)
+	mentions, err := pull.FindAndUpdateIssueMentions(ctx, pull.Poster, pull.Content)
 	if err != nil {
 		return err
 	}
diff --git a/services/pull/review.go b/services/pull/review.go
index 25eef78d97..7f9797579a 100644
--- a/services/pull/review.go
+++ b/services/pull/review.go
@@ -61,7 +61,7 @@ func CreateCodeComment(ctx context.Context, doer *user_model.User, gitRepo *git.
 			return nil, err
 		}
 
-		mentions, err := issue.FindAndUpdateIssueMentions(db.DefaultContext, doer, comment.Content)
+		mentions, err := issue.FindAndUpdateIssueMentions(ctx, doer, comment.Content)
 		if err != nil {
 			return nil, err
 		}
diff --git a/services/pull/temp_repo.go b/services/pull/temp_repo.go
index 831d98745e..c6c6d8b6e7 100644
--- a/services/pull/temp_repo.go
+++ b/services/pull/temp_repo.go
@@ -13,7 +13,6 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -38,10 +37,10 @@ func createTemporaryRepo(ctx context.Context, pr *models.PullRequest) (string, e
 		return "", &repo_model.ErrRepoNotExist{
 			ID: pr.BaseRepoID,
 		}
-	} else if err := pr.HeadRepo.GetOwner(db.DefaultContext); err != nil {
+	} else if err := pr.HeadRepo.GetOwner(ctx); err != nil {
 		log.Error("HeadRepo.GetOwner: %v", err)
 		return "", fmt.Errorf("HeadRepo.GetOwner: %v", err)
-	} else if err := pr.BaseRepo.GetOwner(db.DefaultContext); err != nil {
+	} else if err := pr.BaseRepo.GetOwner(ctx); err != nil {
 		log.Error("BaseRepo.GetOwner: %v", err)
 		return "", fmt.Errorf("BaseRepo.GetOwner: %v", err)
 	}
diff --git a/services/release/release.go b/services/release/release.go
index 0df8635230..4d16e66aec 100644
--- a/services/release/release.go
+++ b/services/release/release.go
@@ -130,7 +130,7 @@ func CreateRelease(gitRepo *git.Repository, rel *models.Release, attachmentUUIDs
 		return err
 	}
 
-	if err = models.AddReleaseAttachments(db.DefaultContext, rel.ID, attachmentUUIDs); err != nil {
+	if err = models.AddReleaseAttachments(gitRepo.Ctx, rel.ID, attachmentUUIDs); err != nil {
 		return err
 	}
 
@@ -319,7 +319,7 @@ func DeleteReleaseByID(ctx context.Context, id int64, doer *user_model.User, del
 	} else {
 		rel.IsTag = true
 
-		if err = models.UpdateRelease(db.DefaultContext, rel); err != nil {
+		if err = models.UpdateRelease(ctx, rel); err != nil {
 			return fmt.Errorf("Update: %v", err)
 		}
 	}
diff --git a/services/repository/check.go b/services/repository/check.go
index 6adb8479c4..6962090f84 100644
--- a/services/repository/check.go
+++ b/services/repository/check.go
@@ -27,7 +27,7 @@ func GitFsck(ctx context.Context, timeout time.Duration, args []string) error {
 	log.Trace("Doing: GitFsck")
 
 	if err := db.Iterate(
-		db.DefaultContext,
+		ctx,
 		new(repo_model.Repository),
 		builder.Expr("id>0 AND is_fsck_enabled=?", true),
 		func(idx int, bean interface{}) error {
@@ -62,7 +62,7 @@ func GitGcRepos(ctx context.Context, timeout time.Duration, args ...string) erro
 	args = append([]string{"gc"}, args...)
 
 	if err := db.Iterate(
-		db.DefaultContext,
+		ctx,
 		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
@@ -97,7 +97,7 @@ func GitGcRepos(ctx context.Context, timeout time.Duration, args ...string) erro
 			}
 
 			// Now update the size of the repository
-			if err := models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
+			if err := models.UpdateRepoSize(ctx, repo); err != nil {
 				log.Error("Updating size as part of garbage collection failed for %v. Stdout: %s\nError: %v", repo, stdout, err)
 				desc := fmt.Sprintf("Updating size as part of garbage collection failed for %s. Stdout: %s\nError: %v", repo.RepoPath(), stdout, err)
 				if err = admin_model.CreateRepositoryNotice(desc); err != nil {
@@ -119,7 +119,7 @@ func GitGcRepos(ctx context.Context, timeout time.Duration, args ...string) erro
 func gatherMissingRepoRecords(ctx context.Context) ([]*repo_model.Repository, error) {
 	repos := make([]*repo_model.Repository, 0, 10)
 	if err := db.Iterate(
-		db.DefaultContext,
+		ctx,
 		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
diff --git a/services/repository/hooks.go b/services/repository/hooks.go
index 3905249499..40303d5937 100644
--- a/services/repository/hooks.go
+++ b/services/repository/hooks.go
@@ -23,7 +23,7 @@ func SyncRepositoryHooks(ctx context.Context) error {
 	log.Trace("Doing: SyncRepositoryHooks")
 
 	if err := db.Iterate(
-		db.DefaultContext,
+		ctx,
 		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
diff --git a/services/repository/push.go b/services/repository/push.go
index fafe4736ab..6cdfa1b4c2 100644
--- a/services/repository/push.go
+++ b/services/repository/push.go
@@ -95,7 +95,7 @@ func pushUpdates(optsList []*repo_module.PushUpdateOptions) error {
 	}
 	defer gitRepo.Close()
 
-	if err = models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
+	if err = models.UpdateRepoSize(ctx, repo); err != nil {
 		log.Error("Failed to update size for repository: %v", err)
 	}
 
diff --git a/services/user/user.go b/services/user/user.go
index 21f1a74f62..e31b174c0c 100644
--- a/services/user/user.go
+++ b/services/user/user.go
@@ -78,7 +78,7 @@ func DeleteUser(u *user_model.User) error {
 	path := user_model.UserPath(u.Name)
 	if err := util.RemoveAll(path); err != nil {
 		err = fmt.Errorf("Failed to RemoveAll %s: %v", path, err)
-		_ = admin_model.CreateNotice(db.DefaultContext, admin_model.NoticeTask, fmt.Sprintf("delete user '%s': %v", u.Name, err))
+		_ = admin_model.CreateNotice(ctx, admin_model.NoticeTask, fmt.Sprintf("delete user '%s': %v", u.Name, err))
 		return err
 	}
 
@@ -86,7 +86,7 @@ func DeleteUser(u *user_model.User) error {
 		avatarPath := u.CustomAvatarRelativePath()
 		if err := storage.Avatars.Delete(avatarPath); err != nil {
 			err = fmt.Errorf("Failed to remove %s: %v", avatarPath, err)
-			_ = admin_model.CreateNotice(db.DefaultContext, admin_model.NoticeTask, fmt.Sprintf("delete user '%s': %v", u.Name, err))
+			_ = admin_model.CreateNotice(ctx, admin_model.NoticeTask, fmt.Sprintf("delete user '%s': %v", u.Name, err))
 			return err
 		}
 	}