diff --git a/debuggerd/debuggerd_test.cpp b/debuggerd/debuggerd_test.cpp
index f4ba347..e113308 100644
--- a/debuggerd/debuggerd_test.cpp
+++ b/debuggerd/debuggerd_test.cpp
@@ -1463,6 +1463,29 @@
   ASSERT_BACKTRACE_FRAME(result, "bar");
 }
 
+TEST_F(CrasherTest, seccomp_tombstone_thread_abort) {
+  int intercept_result;
+  unique_fd output_fd;
+
+  static const auto dump_type = kDebuggerdTombstone;
+  StartProcess(
+      []() {
+        std::thread abort_thread([] { abort(); });
+        abort_thread.join();
+      },
+      &seccomp_fork);
+
+  StartIntercept(&output_fd, dump_type);
+  FinishCrasher();
+  AssertDeath(SIGABRT);
+  FinishIntercept(&intercept_result);
+  ASSERT_EQ(1, intercept_result) << "tombstoned reported failure";
+
+  std::string result;
+  ConsumeFd(std::move(output_fd), &result);
+  ASSERT_BACKTRACE_FRAME(result, "abort");
+}
+
 TEST_F(CrasherTest, seccomp_backtrace) {
   int intercept_result;
   unique_fd output_fd;
diff --git a/fastboot/device/commands.cpp b/fastboot/device/commands.cpp
index b9f6c97..0f3a208 100644
--- a/fastboot/device/commands.cpp
+++ b/fastboot/device/commands.cpp
@@ -254,6 +254,7 @@
         return device->WriteStatus(FastbootResult::FAIL, ret.message);
     }
 
+    device->WriteInfo(ret.message);
     return device->WriteStatus(FastbootResult::OKAY, ret.message);
 }
 
diff --git a/fs_mgr/libsnapshot/android/snapshot/snapshot.proto b/fs_mgr/libsnapshot/android/snapshot/snapshot.proto
index 5daa84d..6ee8d4a 100644
--- a/fs_mgr/libsnapshot/android/snapshot/snapshot.proto
+++ b/fs_mgr/libsnapshot/android/snapshot/snapshot.proto
@@ -235,4 +235,13 @@
 
     // The source fingerprint at the time the OTA was downloaded.
     string source_build_fingerprint = 10;
+
+    // Whether this update attempt uses userspace snapshots.
+    bool userspace_snapshots_used = 11;
+
+    // Whether this update attempt uses XOR compression.
+    bool xor_compression_used = 12;
+
+    // Whether this update attempt used io_uring.
+    bool iouring_used = 13;
 }
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot.h b/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot.h
index ba62330..d458b87 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot.h
@@ -62,6 +62,7 @@
     MOCK_METHOD(std::unique_ptr<AutoDevice>, EnsureMetadataMounted, (), (override));
     MOCK_METHOD(ISnapshotMergeStats*, GetSnapshotMergeStatsInstance, (), (override));
     MOCK_METHOD(std::string, ReadSourceBuildFingerprint, (), (override));
+    MOCK_METHOD(void, SetMergeStatsFeatures, (ISnapshotMergeStats*), (override));
 };
 
 }  // namespace android::snapshot
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot_merge_stats.h b/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot_merge_stats.h
index 3d384cc..8280f2e 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot_merge_stats.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot_merge_stats.h
@@ -28,10 +28,7 @@
     virtual ~MockSnapshotMergeStats() = default;
     // Called when merge starts or resumes.
     MOCK_METHOD(bool, Start, (), (override));
-    MOCK_METHOD(void, set_state, (android::snapshot::UpdateState, bool), (override));
-    MOCK_METHOD(void, set_cow_file_size, (uint64_t), ());
-    MOCK_METHOD(void, set_total_cow_size_bytes, (uint64_t), (override));
-    MOCK_METHOD(void, set_estimated_cow_size_bytes, (uint64_t), (override));
+    MOCK_METHOD(void, set_state, (android::snapshot::UpdateState), (override));
     MOCK_METHOD(void, set_boot_complete_time_ms, (uint32_t), (override));
     MOCK_METHOD(void, set_boot_complete_to_merge_start_time_ms, (uint32_t), (override));
     MOCK_METHOD(void, set_merge_failure_code, (MergeFailureCode), (override));
@@ -45,6 +42,7 @@
     MOCK_METHOD(MergeFailureCode, merge_failure_code, (), (override));
     MOCK_METHOD(std::unique_ptr<Result>, Finish, (), (override));
     MOCK_METHOD(bool, WriteState, (), (override));
+    MOCK_METHOD(SnapshotMergeReport*, report, (), (override));
 
     using ISnapshotMergeStats::Result;
     // Return nullptr if any failure.
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h b/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
index 11da568..5fe5280 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
@@ -134,6 +134,9 @@
     // may need to be merged before wiping.
     virtual bool FinishedSnapshotWrites(bool wipe) = 0;
 
+    // Set feature flags on an ISnapshotMergeStats object.
+    virtual void SetMergeStatsFeatures(ISnapshotMergeStats* stats) = 0;
+
     // Update an ISnapshotMergeStats object with statistics about COW usage.
     // This should be called before the merge begins as otherwise snapshots
     // may be deleted.
@@ -378,6 +381,7 @@
     bool MapAllSnapshots(const std::chrono::milliseconds& timeout_ms = {}) override;
     bool UnmapAllSnapshots() override;
     std::string ReadSourceBuildFingerprint() override;
+    void SetMergeStatsFeatures(ISnapshotMergeStats* stats) override;
 
     // We can't use WaitForFile during first-stage init, because ueventd is not
     // running and therefore will not automatically create symlinks. Instead,
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h b/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h
index 8c2fec7..8a70400 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h
@@ -28,10 +28,7 @@
     virtual ~ISnapshotMergeStats() = default;
     // Called when merge starts or resumes.
     virtual bool Start() = 0;
-    virtual void set_state(android::snapshot::UpdateState state, bool using_compression) = 0;
-    virtual void set_cow_file_size(uint64_t cow_file_size) = 0;
-    virtual void set_total_cow_size_bytes(uint64_t bytes) = 0;
-    virtual void set_estimated_cow_size_bytes(uint64_t bytes) = 0;
+    virtual void set_state(android::snapshot::UpdateState state) = 0;
     virtual void set_boot_complete_time_ms(uint32_t ms) = 0;
     virtual void set_boot_complete_to_merge_start_time_ms(uint32_t ms) = 0;
     virtual void set_merge_failure_code(MergeFailureCode code) = 0;
@@ -55,6 +52,9 @@
     // Return nullptr if any failure.
     virtual std::unique_ptr<Result> Finish() = 0;
 
+    // Return the underlying implementation.
+    virtual SnapshotMergeReport* report() = 0;
+
     // Write out the current state. This should be called when data might be lost that
     // cannot be recovered (eg the COW sizes).
     virtual bool WriteState() = 0;
@@ -67,11 +67,8 @@
 
     // ISnapshotMergeStats overrides
     bool Start() override;
-    void set_state(android::snapshot::UpdateState state, bool using_compression) override;
-    void set_cow_file_size(uint64_t cow_file_size) override;
+    void set_state(android::snapshot::UpdateState state) override;
     uint64_t cow_file_size() override;
-    void set_total_cow_size_bytes(uint64_t bytes) override;
-    void set_estimated_cow_size_bytes(uint64_t bytes) override;
     uint64_t total_cow_size_bytes() override;
     uint64_t estimated_cow_size_bytes() override;
     void set_boot_complete_time_ms(uint32_t ms) override;
@@ -85,6 +82,9 @@
     std::unique_ptr<Result> Finish() override;
     bool WriteState() override;
 
+    // Access the underlying report before it is finished.
+    SnapshotMergeReport* report() override { return &report_; }
+
   private:
     bool ReadState();
     bool DeleteState();
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stub.h b/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stub.h
index 318e525..171c7c6 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stub.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stub.h
@@ -59,6 +59,7 @@
     bool MapAllSnapshots(const std::chrono::milliseconds& timeout_ms) override;
     bool UnmapAllSnapshots() override;
     std::string ReadSourceBuildFingerprint() override;
+    void SetMergeStatsFeatures(ISnapshotMergeStats* stats) override;
 };
 
 }  // namespace android::snapshot
diff --git a/fs_mgr/libsnapshot/snapshot.cpp b/fs_mgr/libsnapshot/snapshot.cpp
index a83f535..e6db491 100644
--- a/fs_mgr/libsnapshot/snapshot.cpp
+++ b/fs_mgr/libsnapshot/snapshot.cpp
@@ -4150,9 +4150,20 @@
         estimated_cow_size += status.estimated_cow_size();
     }
 
-    stats->set_cow_file_size(cow_file_size);
-    stats->set_total_cow_size_bytes(total_cow_size);
-    stats->set_estimated_cow_size_bytes(estimated_cow_size);
+    stats->report()->set_cow_file_size(cow_file_size);
+    stats->report()->set_total_cow_size_bytes(total_cow_size);
+    stats->report()->set_estimated_cow_size_bytes(estimated_cow_size);
+}
+
+void SnapshotManager::SetMergeStatsFeatures(ISnapshotMergeStats* stats) {
+    auto lock = LockExclusive();
+    if (!lock) return;
+
+    SnapshotUpdateStatus update_status = ReadSnapshotUpdateStatus(lock.get());
+    stats->report()->set_iouring_used(update_status.io_uring_enabled());
+    stats->report()->set_userspace_snapshots_used(update_status.userspace_snapshots());
+    stats->report()->set_xor_compression_used(
+            android::base::GetBoolProperty("ro.virtual_ab.compression.xor.enabled", false));
 }
 
 bool SnapshotManager::DeleteDeviceIfExists(const std::string& name,
diff --git a/fs_mgr/libsnapshot/snapshot_stats.cpp b/fs_mgr/libsnapshot/snapshot_stats.cpp
index 712eafb..9b6eb2c 100644
--- a/fs_mgr/libsnapshot/snapshot_stats.cpp
+++ b/fs_mgr/libsnapshot/snapshot_stats.cpp
@@ -84,27 +84,14 @@
     return WriteState();
 }
 
-void SnapshotMergeStats::set_state(android::snapshot::UpdateState state, bool using_compression) {
+void SnapshotMergeStats::set_state(android::snapshot::UpdateState state) {
     report_.set_state(state);
-    report_.set_compression_enabled(using_compression);
-}
-
-void SnapshotMergeStats::set_cow_file_size(uint64_t cow_file_size) {
-    report_.set_cow_file_size(cow_file_size);
 }
 
 uint64_t SnapshotMergeStats::cow_file_size() {
     return report_.cow_file_size();
 }
 
-void SnapshotMergeStats::set_total_cow_size_bytes(uint64_t bytes) {
-    report_.set_total_cow_size_bytes(bytes);
-}
-
-void SnapshotMergeStats::set_estimated_cow_size_bytes(uint64_t bytes) {
-    report_.set_estimated_cow_size_bytes(bytes);
-}
-
 uint64_t SnapshotMergeStats::total_cow_size_bytes() {
     return report_.total_cow_size_bytes();
 }
diff --git a/fs_mgr/libsnapshot/snapshot_stub.cpp b/fs_mgr/libsnapshot/snapshot_stub.cpp
index 4af5367..84e2226 100644
--- a/fs_mgr/libsnapshot/snapshot_stub.cpp
+++ b/fs_mgr/libsnapshot/snapshot_stub.cpp
@@ -128,12 +128,9 @@
 
 class SnapshotMergeStatsStub : public ISnapshotMergeStats {
     bool Start() override { return false; }
-    void set_state(android::snapshot::UpdateState, bool) override {}
-    void set_cow_file_size(uint64_t) override {}
+    void set_state(android::snapshot::UpdateState) override {}
     uint64_t cow_file_size() override { return 0; }
     std::unique_ptr<Result> Finish() override { return nullptr; }
-    void set_total_cow_size_bytes(uint64_t) override {}
-    void set_estimated_cow_size_bytes(uint64_t) override {}
     uint64_t total_cow_size_bytes() override { return 0; }
     uint64_t estimated_cow_size_bytes() override { return 0; }
     void set_boot_complete_time_ms(uint32_t) override {}
@@ -145,6 +142,10 @@
     void set_source_build_fingerprint(const std::string&) override {}
     std::string source_build_fingerprint() override { return {}; }
     bool WriteState() override { return false; }
+    SnapshotMergeReport* report() override { return &report_; }
+
+  private:
+    SnapshotMergeReport report_;
 };
 
 ISnapshotMergeStats* SnapshotManagerStub::GetSnapshotMergeStatsInstance() {
@@ -183,4 +184,8 @@
     return {};
 }
 
+void SnapshotManagerStub::SetMergeStatsFeatures(ISnapshotMergeStats*) {
+    LOG(ERROR) << __FUNCTION__ << " should never be called.";
+}
+
 }  // namespace android::snapshot
diff --git a/fs_mgr/libsnapshot/snapuserd/dm-snapshot-merge/snapuserd_server.cpp b/fs_mgr/libsnapshot/snapuserd/dm-snapshot-merge/snapuserd_server.cpp
index 9ddc963..577b09d 100644
--- a/fs_mgr/libsnapshot/snapuserd/dm-snapshot-merge/snapuserd_server.cpp
+++ b/fs_mgr/libsnapshot/snapuserd/dm-snapshot-merge/snapuserd_server.cpp
@@ -505,7 +505,7 @@
 
     // We don't care if the ACK is received.
     code[0] = 'a';
-    if (TEMP_FAILURE_RETRY(send(fd, code, sizeof(code), MSG_NOSIGNAL) < 0)) {
+    if (TEMP_FAILURE_RETRY(send(fd, code, sizeof(code), MSG_NOSIGNAL)) < 0) {
         PLOG(ERROR) << "Failed to send ACK to proxy";
         return false;
     }
diff --git a/fs_mgr/libsnapshot/snapuserd/user-space-merge/snapuserd_server.cpp b/fs_mgr/libsnapshot/snapuserd/user-space-merge/snapuserd_server.cpp
index 82b2b25..9827662 100644
--- a/fs_mgr/libsnapshot/snapuserd/user-space-merge/snapuserd_server.cpp
+++ b/fs_mgr/libsnapshot/snapuserd/user-space-merge/snapuserd_server.cpp
@@ -637,7 +637,7 @@
 
     // We don't care if the ACK is received.
     code[0] = 'a';
-    if (TEMP_FAILURE_RETRY(send(fd, code, sizeof(code), MSG_NOSIGNAL) < 0)) {
+    if (TEMP_FAILURE_RETRY(send(fd, code, sizeof(code), MSG_NOSIGNAL)) < 0) {
         PLOG(ERROR) << "Failed to send ACK to proxy";
         return false;
     }
diff --git a/fs_mgr/tests/vts_fs_test.cpp b/fs_mgr/tests/vts_fs_test.cpp
index b5fac53..aac2cfd 100644
--- a/fs_mgr/tests/vts_fs_test.cpp
+++ b/fs_mgr/tests/vts_fs_test.cpp
@@ -47,6 +47,8 @@
     std::string fs;
     ASSERT_TRUE(android::base::ReadFileToString("/proc/filesystems", &fs));
     EXPECT_THAT(fs, ::testing::HasSubstr("\terofs\n"));
+
+    ASSERT_EQ(access("/sys/fs/erofs", F_OK), 0);
 }
 
 TEST(fs, PartitionTypes) {
@@ -94,7 +96,13 @@
         }
 
         if (entry.flags & MS_RDONLY) {
-            EXPECT_EQ(entry.fs_type, "erofs") << entry.mount_point;
+            std::vector<std::string> allowed = {"erofs", "ext4"};
+            if (vsr_level == __ANDROID_API_T__) {
+                allowed.emplace_back("f2fs");
+            }
+
+            EXPECT_NE(std::find(allowed.begin(), allowed.end(), entry.fs_type), allowed.end())
+                    << entry.mount_point;
         } else {
             EXPECT_NE(entry.fs_type, "ext4") << entry.mount_point;
         }
diff --git a/healthd/healthd_mode_charger.cpp b/healthd/healthd_mode_charger.cpp
index 9fe85d4..e305a86 100644
--- a/healthd/healthd_mode_charger.cpp
+++ b/healthd/healthd_mode_charger.cpp
@@ -308,30 +308,7 @@
         // If timeout and battery level is still not ready, draw unknown battery
     }
 
-    if (healthd_draw_ == nullptr) {
-        std::optional<bool> out_screen_on = configuration_->ChargerShouldKeepScreenOn();
-        if (out_screen_on.has_value()) {
-            if (!*out_screen_on) {
-                LOGV("[%" PRId64 "] leave screen off\n", now);
-                batt_anim_.run = false;
-                next_screen_transition_ = -1;
-                if (configuration_->ChargerIsOnline()) {
-                    RequestEnableSuspend();
-                }
-                return;
-            }
-        }
-
-        healthd_draw_ = HealthdDraw::Create(&batt_anim_);
-        if (healthd_draw_ == nullptr) return;
-
-#if !defined(__ANDROID_VNDK__)
-        if (android::sysprop::ChargerProperties::disable_init_blank().value_or(false)) {
-            healthd_draw_->blank_screen(true, static_cast<int>(drm_));
-            screen_blanked_ = true;
-        }
-#endif
-    }
+    if (healthd_draw_ == nullptr) return;
 
     /* animation is over, blank screen and leave */
     if (batt_anim_.num_cycles > 0 && batt_anim_.cur_cycle == batt_anim_.num_cycles) {
@@ -736,6 +713,33 @@
     }
 }
 
+void Charger::InitHealthdDraw() {
+    if (healthd_draw_ == nullptr) {
+        std::optional<bool> out_screen_on = configuration_->ChargerShouldKeepScreenOn();
+        if (out_screen_on.has_value()) {
+            if (!*out_screen_on) {
+                LOGV("[%" PRId64 "] leave screen off\n", curr_time_ms());
+                batt_anim_.run = false;
+                next_screen_transition_ = -1;
+                if (configuration_->ChargerIsOnline()) {
+                    RequestEnableSuspend();
+                }
+                return;
+            }
+        }
+
+        healthd_draw_ = HealthdDraw::Create(&batt_anim_);
+        if (healthd_draw_ == nullptr) return;
+
+#if !defined(__ANDROID_VNDK__)
+        if (android::sysprop::ChargerProperties::disable_init_blank().value_or(false)) {
+            healthd_draw_->blank_screen(true, static_cast<int>(drm_));
+            screen_blanked_ = true;
+        }
+#endif
+    }
+}
+
 void Charger::OnInit(struct healthd_config* config) {
     int ret;
     int i;
@@ -753,6 +757,7 @@
     }
 
     InitAnimation();
+    InitHealthdDraw();
 
     ret = CreateDisplaySurface(batt_anim_.fail_file, &surf_unknown_);
     if (ret < 0) {
diff --git a/healthd/include_charger/charger/healthd_mode_charger.h b/healthd/include_charger/charger/healthd_mode_charger.h
index 28e1fb5..82e4ddf 100644
--- a/healthd/include_charger/charger/healthd_mode_charger.h
+++ b/healthd/include_charger/charger/healthd_mode_charger.h
@@ -104,6 +104,7 @@
     void HandleInputState(int64_t now);
     void HandlePowerSupplyState(int64_t now);
     int InputCallback(int fd, unsigned int epevents);
+    void InitHealthdDraw();
     void InitAnimation();
     int RequestEnableSuspend();
     int RequestDisableSuspend();
diff --git a/set-verity-state/Android.bp b/set-verity-state/Android.bp
index 2f0cb10..f0df350 100644
--- a/set-verity-state/Android.bp
+++ b/set-verity-state/Android.bp
@@ -22,6 +22,17 @@
     ],
 
     cflags: ["-Werror"],
+    cppflags: [
+        "-DALLOW_DISABLE_VERITY=0",
+    ],
+    product_variables: {
+        debuggable: {
+            cppflags: [
+                "-UALLOW_DISABLE_VERITY",
+                "-DALLOW_DISABLE_VERITY=1",
+            ],
+        },
+    },
     symlinks: [
         "enable-verity",
         "disable-verity",