diff --git a/components/esp_hal_security/.build-test-rules.yml b/components/esp_hal_security/.build-test-rules.yml
index e10f0a47a91..8d7598acef4 100644
--- a/components/esp_hal_security/.build-test-rules.yml
+++ b/components/esp_hal_security/.build-test-rules.yml
@@ -8,5 +8,8 @@ components/esp_hal_security/test_apps/crypto:
     - esp_security
 
 components/esp_hal_security/test_apps/tee:
+  disable+:
+    - if: IDF_BUILD_V2 == "1"
+      reason: Legacy ULP apps are covered by CMake v1; buildv2 covers full_subproject ULP apps.
   disable:
     - if: IDF_TARGET not in ["esp32c6", "esp32h2", "esp32c5", "esp32c61", "esp32p4"]
diff --git a/components/esp_hw_support/test_apps/.build-test-rules.yml b/components/esp_hw_support/test_apps/.build-test-rules.yml
index d7b2f899479..9949960095f 100644
--- a/components/esp_hw_support/test_apps/.build-test-rules.yml
+++ b/components/esp_hw_support/test_apps/.build-test-rules.yml
@@ -103,6 +103,8 @@ components/esp_hw_support/test_apps/vad_wakeup:
     - ulp
     - soc
   disable:
+    - if: IDF_BUILD_V2 == "1"
+      reason: Legacy ULP apps are covered by CMake v1; buildv2 covers full_subproject ULP apps.
     - if: SOC_LP_VAD_SUPPORTED != 1
 
 components/esp_hw_support/test_apps/wakeup_tests:
diff --git a/components/esp_pm/test_apps/esp_pm/main/CMakeLists.txt b/components/esp_pm/test_apps/esp_pm/main/CMakeLists.txt
index c58652fb512..38ec64772db 100644
--- a/components/esp_pm/test_apps/esp_pm/main/CMakeLists.txt
+++ b/components/esp_pm/test_apps/esp_pm/main/CMakeLists.txt
@@ -10,4 +10,5 @@ endif()
 idf_component_register(SRCS ${sources}
                        INCLUDE_DIRS "."
                        PRIV_REQUIRES unity esp_pm ulp esp_timer esp_psram esp_driver_gptimer vfs esp_hal_gpio
+                                     esp_driver_gpio
                        WHOLE_ARCHIVE)
diff --git a/components/ulp/test_apps/.build-test-rules.yml b/components/ulp/test_apps/.build-test-rules.yml
index 8d8d7163435..dc57d4a67ac 100644
--- a/components/ulp/test_apps/.build-test-rules.yml
+++ b/components/ulp/test_apps/.build-test-rules.yml
@@ -1,6 +1,12 @@
 # Documentation: .gitlab/ci/README.md#manifest-file-to-control-the-buildtest-apps
 
+.ulp_legacy_buildv2_disable: &ulp_legacy_buildv2_disable
+  if: IDF_BUILD_V2 == "1"
+  reason: Legacy ULP apps are covered by CMake v1; buildv2 covers full_subproject ULP apps.
+
 components/ulp/test_apps/lp_core/lp_core_basic_tests:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: SOC_LP_CORE_SUPPORTED != 1
     - if: CONFIG_NAME == "xtal" and SOC_CLK_LP_FAST_SUPPORT_XTAL != 1
@@ -20,6 +26,8 @@ components/ulp/test_apps/lp_core/lp_core_basic_tests:
 
 
 components/ulp/test_apps/lp_core/lp_core_gpio_wakeup_tests:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: (SOC_LP_CORE_SUPPORTED == 1) and (SOC_RTCIO_PIN_COUNT > 0) and (SOC_DEEP_SLEEP_SUPPORTED == 1) and (SOC_RTC_GPIO_EDGE_WAKEUP_SUPPORTED == 1)
   depends_components:
@@ -31,6 +39,8 @@ components/ulp/test_apps/lp_core/lp_core_gpio_wakeup_tests:
 
 
 components/ulp/test_apps/lp_core/lp_core_hp_mem:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: SOC_LP_CORE_SUPPORTED != 1
   depends_components:
@@ -41,6 +51,8 @@ components/ulp/test_apps/lp_core/lp_core_hp_mem:
 
 
 components/ulp/test_apps/lp_core/lp_core_hp_uart:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: SOC_LP_CORE_SUPPORTED != 1
   depends_components:
@@ -51,6 +63,8 @@ components/ulp/test_apps/lp_core/lp_core_hp_uart:
 
 
 components/ulp/test_apps/ulp_fsm:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_ULP_FSM_SUPPORTED == 1
   depends_components:
@@ -61,6 +75,8 @@ components/ulp/test_apps/ulp_fsm:
 
 
 components/ulp/test_apps/ulp_riscv:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: SOC_RISCV_COPROC_SUPPORTED != 1
   depends_components:
diff --git a/examples/system/ulp/.build-test-rules.yml b/examples/system/ulp/.build-test-rules.yml
index c74d218d22c..da7398c0585 100644
--- a/examples/system/ulp/.build-test-rules.yml
+++ b/examples/system/ulp/.build-test-rules.yml
@@ -6,12 +6,20 @@
     - esp_hw_support
     - esp_hal_pmu
 
+.ulp_legacy_buildv2_disable: &ulp_legacy_buildv2_disable
+  if: IDF_BUILD_V2 == "1"
+  reason: Legacy ULP apps are covered by CMake v1; buildv2 covers full_subproject ULP apps.
+
 examples/system/ulp/lp_core/build_system:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_LP_CORE_SUPPORTED == 1
   <<: *ulp_default_depends
 
 examples/system/ulp/lp_core/debugging:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_LP_CORE_SUPPORTED == 1
   disable_test:
@@ -21,6 +29,8 @@ examples/system/ulp/lp_core/debugging:
   <<: *ulp_default_depends
 
 examples/system/ulp/lp_core/gpio:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: SOC_DEEP_SLEEP_SUPPORTED != 1
   enable:
@@ -30,6 +40,8 @@ examples/system/ulp/lp_core/gpio:
     - esp_hal_gpio
 
 examples/system/ulp/lp_core/gpio_intr_pulse_counter:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: (SOC_LP_CORE_SUPPORTED == 1) and (SOC_ULP_LP_UART_SUPPORTED == 1 and SOC_DEEP_SLEEP_SUPPORTED == 1)
   <<: *ulp_default_depends
@@ -37,6 +49,8 @@ examples/system/ulp/lp_core/gpio_intr_pulse_counter:
     - esp_hal_gpio
 
 examples/system/ulp/lp_core/gpio_wakeup:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: (SOC_LP_CORE_SUPPORTED == 1) and (SOC_RTCIO_PIN_COUNT > 0) and (SOC_DEEP_SLEEP_SUPPORTED == 1) and (SOC_RTC_GPIO_EDGE_WAKEUP_SUPPORTED == 1) # TODO: [ESP32S31] IDF-15884 SOC_RTC_GPIO_EDGE_WAKEUP_SUPPORTED not declared yet
   <<: *ulp_default_depends
@@ -45,16 +59,22 @@ examples/system/ulp/lp_core/gpio_wakeup:
     - esp_hal_gpio
 
 examples/system/ulp/lp_core/inter_cpu_critical_section/:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_LP_CORE_SUPPORTED == 1
   <<: *ulp_default_depends
 
 examples/system/ulp/lp_core/interrupt:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_LP_CORE_SUPPORTED == 1
   <<: *ulp_default_depends
 
 examples/system/ulp/lp_core/lp_adc:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: (SOC_LP_ADC_SUPPORTED != 1)
   <<: *ulp_default_depends
@@ -64,6 +84,8 @@ examples/system/ulp/lp_core/lp_adc:
     - esp_hal_uart
 
 examples/system/ulp/lp_core/lp_i2c:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_LP_CORE_SUPPORT_I2C == 1 and (SOC_DEEP_SLEEP_SUPPORTED == 1 and SOC_LP_CORE_SUPPORTED == 1)
   <<: *ulp_default_depends
@@ -71,11 +93,15 @@ examples/system/ulp/lp_core/lp_i2c:
     - esp_hal_i2c
 
 examples/system/ulp/lp_core/lp_mailbox:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_LP_CORE_SUPPORTED == 1
   <<: *ulp_default_depends
 
 examples/system/ulp/lp_core/lp_spi:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_LP_SPI_SUPPORTED == 1 and SOC_DEEP_SLEEP_SUPPORTED == 1
   <<: *ulp_default_depends
@@ -83,11 +109,15 @@ examples/system/ulp/lp_core/lp_spi:
     - esp_hal_gpspi
 
 examples/system/ulp/lp_core/lp_timer_interrupt:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: (SOC_LP_CORE_SUPPORTED != 1) or (SOC_LP_TIMER_SUPPORTED != 1)
   <<: *ulp_default_depends
 
 examples/system/ulp/lp_core/lp_touch:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_TOUCH_SENSOR_SUPPORTED == 1 and (SOC_DEEP_SLEEP_SUPPORTED == 1 and SOC_LP_CORE_SUPPORTED == 1)
   <<: *ulp_default_depends
@@ -96,6 +126,8 @@ examples/system/ulp/lp_core/lp_touch:
     - esp_hal_touch_sens
 
 examples/system/ulp/lp_core/lp_uart/lp_uart_char_seq_wakeup:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: (SOC_ULP_LP_UART_SUPPORTED != 1) or (SOC_DEEP_SLEEP_SUPPORTED != 1)
   <<: *ulp_default_depends
@@ -103,6 +135,8 @@ examples/system/ulp/lp_core/lp_uart/lp_uart_char_seq_wakeup:
     - esp_hal_uart
 
 examples/system/ulp/lp_core/lp_uart/lp_uart_echo:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: (SOC_ULP_LP_UART_SUPPORTED != 1) or (SOC_DEEP_SLEEP_SUPPORTED != 1)
   <<: *ulp_default_depends
@@ -110,6 +144,8 @@ examples/system/ulp/lp_core/lp_uart/lp_uart_echo:
     - esp_hal_uart
 
 examples/system/ulp/lp_core/lp_uart/lp_uart_print:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: (SOC_ULP_LP_UART_SUPPORTED != 1) or (SOC_DEEP_SLEEP_SUPPORTED != 1)
   <<: *ulp_default_depends
@@ -117,11 +153,15 @@ examples/system/ulp/lp_core/lp_uart/lp_uart_print:
     - esp_hal_uart
 
 examples/system/ulp/ulp_fsm/ulp:
+  disable+:
+    - *ulp_legacy_buildv2_disable
   disable:
     - if: SOC_ULP_FSM_SUPPORTED != 1
   <<: *ulp_default_depends
 
 examples/system/ulp/ulp_fsm/ulp_adc:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: IDF_TARGET in ["esp32", "esp32s3"]
       temporary: true
@@ -132,6 +172,8 @@ examples/system/ulp/ulp_fsm/ulp_adc:
     - esp_hal_ana_conv
 
 examples/system/ulp/ulp_riscv/adc:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
@@ -140,6 +182,8 @@ examples/system/ulp/ulp_riscv/adc:
     - esp_hal_ana_conv
 
 examples/system/ulp/ulp_riscv/ds18b20_onewire:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: IDF_TARGET == "esp32s2"
       temporary: true
@@ -149,6 +193,8 @@ examples/system/ulp/ulp_riscv/ds18b20_onewire:
     - esp_hal_gpio
 
 examples/system/ulp/ulp_riscv/gpio:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
@@ -156,6 +202,8 @@ examples/system/ulp/ulp_riscv/gpio:
     - esp_hal_gpio
 
 examples/system/ulp/ulp_riscv/gpio_interrupt:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
@@ -164,6 +212,8 @@ examples/system/ulp/ulp_riscv/gpio_interrupt:
     - esp_hal_gpio
 
 examples/system/ulp/ulp_riscv/gpio_pulse_counter:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
@@ -171,6 +221,8 @@ examples/system/ulp/ulp_riscv/gpio_pulse_counter:
     - esp_hal_gpio
 
 examples/system/ulp/ulp_riscv/i2c:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
@@ -178,11 +230,15 @@ examples/system/ulp/ulp_riscv/i2c:
     - esp_hal_i2c
 
 examples/system/ulp/ulp_riscv/interrupts:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
 
 examples/system/ulp/ulp_riscv/touch:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
@@ -191,6 +247,8 @@ examples/system/ulp/ulp_riscv/touch:
     - esp_hal_touch_sens
 
 examples/system/ulp/ulp_riscv/uart_print:
+  disable:
+    - *ulp_legacy_buildv2_disable
   enable:
     - if: SOC_RISCV_COPROC_SUPPORTED == 1
   <<: *ulp_default_depends
diff --git a/examples/system/ulp/ulp_fsm_riscv_combined/counter/.build-test-rules.yml b/examples/system/ulp/ulp_fsm_riscv_combined/counter/.build-test-rules.yml
index 4eb9be1fb97..da40905d51c 100644
--- a/examples/system/ulp/ulp_fsm_riscv_combined/counter/.build-test-rules.yml
+++ b/examples/system/ulp/ulp_fsm_riscv_combined/counter/.build-test-rules.yml
@@ -1,4 +1,7 @@
 examples/system/ulp/ulp_fsm_riscv_combined/counter:
+  disable:
+    - if: IDF_BUILD_V2 == "1"
+      reason: Legacy ULP apps are covered by CMake v1; buildv2 covers full_subproject ULP apps.
   enable:
     - if: SOC_ULP_FSM_SUPPORTED == 1 and SOC_RISCV_COPROC_SUPPORTED == 1 and IDF_TARGET in ["esp32s2", "esp32s3"]
       temporary: false
diff --git a/tools/ci/dynamic_pipelines/scripts/patch_buildv2_child_pipeline.py b/tools/ci/dynamic_pipelines/scripts/patch_buildv2_child_pipeline.py
index 901742242db..7536a3fdbf9 100644
--- a/tools/ci/dynamic_pipelines/scripts/patch_buildv2_child_pipeline.py
+++ b/tools/ci/dynamic_pipelines/scripts/patch_buildv2_child_pipeline.py
@@ -6,8 +6,8 @@ The buildv2 build child pipeline is generated by ``idf-ci gitlab build-child-pip
 from the same manifest as the default pipeline. This script post-processes that
 generated YAML so the cmakev2 path is exercised end to end:
 
-1. Inject ``IDF_BUILD_V2`` into each child build job so cmake activates the
-   cmakev2 shim.
+1. Point child build jobs at the buildv2 generator artifacts, then inject
+   ``IDF_BUILD_V2`` so cmake activates the cmakev2 shim.
 
 2. Inject ``PIPELINE_COMMIT_SHA: ${PIPELINE_COMMIT_SHA}_buildv2`` into each child
    build job. idf-ci reads ``PIPELINE_COMMIT_SHA`` when computing the s3
@@ -27,6 +27,13 @@ import argparse
 import yaml
 
 PIPELINE_COMMIT_SHA_V2 = '${PIPELINE_COMMIT_SHA}_buildv2'
+BUILDV2_GENERATOR_JOB = 'generate_build_child_pipeline_buildv2'
+
+
+def _use_buildv2_generator_artifacts(job: dict) -> None:
+    for need in job.get('needs', []):
+        if isinstance(need, dict) and need.get('job') == 'generate_build_child_pipeline':
+            need['job'] = BUILDV2_GENERATOR_JOB
 
 
 def patch(path: str) -> None:
@@ -36,6 +43,7 @@ def patch(path: str) -> None:
     injected = []
     for k, v in d.items():
         if isinstance(v, dict) and 'extends' in v:
+            _use_buildv2_generator_artifacts(v)
             v.setdefault('variables', {})['IDF_BUILD_V2'] = '1'
             v['variables']['PIPELINE_COMMIT_SHA'] = PIPELINE_COMMIT_SHA_V2
             injected.append(k)
diff --git a/tools/test_apps/system/.build-test-rules.yml b/tools/test_apps/system/.build-test-rules.yml
index 9a273f0e7db..501a9b180cc 100644
--- a/tools/test_apps/system/.build-test-rules.yml
+++ b/tools/test_apps/system/.build-test-rules.yml
@@ -194,6 +194,9 @@ tools/test_apps/system/ram_loadable_app:
       reason: cannot pass # TODO: IDF-15525
 
 tools/test_apps/system/rtc_mem_reserve:
+  disable:
+    - if: IDF_BUILD_V2 == "1"
+      reason: Legacy ULP apps are covered by CMake v1; buildv2 covers full_subproject ULP apps.
   enable:
     - if: IDF_TARGET in ["esp32p4"]
       reason: only P4 has a potential conflict due to using rtc mem for lp rom data/stack