diff --git a/device/testing/linux-postmarketos-qcom-msm89x7/APKBUILD b/device/testing/linux-postmarketos-qcom-msm89x7/APKBUILD
index 3415e65d5..ac95e2f22 100644
--- a/device/testing/linux-postmarketos-qcom-msm89x7/APKBUILD
+++ b/device/testing/linux-postmarketos-qcom-msm89x7/APKBUILD
@@ -1,9 +1,9 @@
 # Maintainer: Barnabas Czeman <barnabas.czeman@postmarketos.org>
 _flavor="postmarketos-qcom-msm89x7"
 pkgname=linux-postmarketos-qcom-msm89x7
-pkgver=6.15
+pkgver=6.15.7
 pkgrel=0
-pkgdesc="Mainline kernel fork for Qualcomm QM215/MSM8917/MSM8937/MSM8940/SDM439 devices"
+pkgdesc="Mainline kernel fork for Qualcomm QM215/MSM8917/MSM8937/MSM8940/SDM429/SDM439 devices"
 arch="aarch64"
 _carch="arm64"
 url="https://github.com/msm89x7-mainline/linux"
@@ -57,6 +57,6 @@ package() {
 		"$pkgdir"/usr/share/kernel/$_flavor/kernel.release
 }
 sha512sums="
-066875fdb27bb61fd295b2091ed5d48450c8673a6ff201a66439bd0f8f2a2d653703031416fca28cbab8335507daef55ef143c32e9879b007f9c7527cf21a525  linux-postmarketos-qcom-msm89x7-v6.15-r0.tar.gz
-d2e2312346f10f7ed1bedd824604c65032f89b4a4b7f879e12b52f9e668d6458c9327388e8c999e59352294b5c0096f8d2e051cbd3f31aaf77c57e01ea972c5b  config-postmarketos-qcom-msm89x7.aarch64
+605b5e1a39d4600de20bde944c8f4e9282b6f08edafd7192379fb881342aa57a833be6f98026d40e5f0ae73d1b6a16f3bef05507077c33d13f75664232cd947d  linux-postmarketos-qcom-msm89x7-v6.15.7-r0.tar.gz
+0d6ff3a453a8dc39113faf2e8c8c26cb5710a126b701db160c8482ac0bf417bc186a73437b1ad4817f5971b9fca3dc7a3ea1b42445f524061356b1bad013d32f  config-postmarketos-qcom-msm89x7.aarch64
 "
diff --git a/device/testing/linux-postmarketos-qcom-msm89x7/config-postmarketos-qcom-msm89x7.aarch64 b/device/testing/linux-postmarketos-qcom-msm89x7/config-postmarketos-qcom-msm89x7.aarch64
index 6ae9ca43d..e7fffb05c 100644
--- a/device/testing/linux-postmarketos-qcom-msm89x7/config-postmarketos-qcom-msm89x7.aarch64
+++ b/device/testing/linux-postmarketos-qcom-msm89x7/config-postmarketos-qcom-msm89x7.aarch64
@@ -1,20 +1,21 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm64 6.15.0 Kernel Configuration
+# Linux/arm64 6.15.7 Kernel Configuration
 #
-CONFIG_CC_VERSION_TEXT="aarch64-alpine-linux-musl-gcc (Alpine 14.2.0) 14.2.0"
+CONFIG_CC_VERSION_TEXT="aarch64-alpine-linux-musl-gcc (Alpine 14.3.0) 14.3.0"
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=140200
+CONFIG_GCC_VERSION=140300
 CONFIG_CLANG_VERSION=0
 CONFIG_AS_IS_GNU=y
-CONFIG_AS_VERSION=24200
+CONFIG_AS_VERSION=24400
 CONFIG_LD_IS_BFD=y
-CONFIG_LD_VERSION=24200
+CONFIG_LD_VERSION=24400
 CONFIG_LLD_VERSION=0
 CONFIG_RUSTC_VERSION=0
 CONFIG_RUSTC_LLVM_VERSION=0
 CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_GOTO_TIED_OUTPUT=y
+CONFIG_TOOLS_SUPPORT_RELR=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_CC_HAS_NO_PROFILE_FN_ATTR=y
 CONFIG_LD_CAN_USE_KEEP_IN_OVERLAY=y
@@ -747,6 +748,7 @@ CONFIG_HAVE_ARCH_COMPILER_H=y
 CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y
 # CONFIG_LOCK_EVENT_COUNTS is not set
 CONFIG_ARCH_HAS_RELR=y
+CONFIG_RELR=y
 CONFIG_ARCH_HAS_MEM_ENCRYPT=y
 CONFIG_ARCH_HAS_CC_PLATFORM=y
 CONFIG_HAVE_PREEMPT_DYNAMIC=y
@@ -1007,7 +1009,7 @@ CONFIG_IP_PNP_BOOTP=y
 # CONFIG_NET_IPGRE_DEMUX is not set
 CONFIG_NET_IP_TUNNEL=m
 # CONFIG_IP_MROUTE is not set
-# CONFIG_SYN_COOKIES is not set
+CONFIG_SYN_COOKIES=y
 # CONFIG_NET_IPVTI is not set
 CONFIG_NET_UDP_TUNNEL=m
 # CONFIG_NET_FOU is not set
@@ -1639,6 +1641,7 @@ CONFIG_ARM_CCI400_COMMON=y
 # end of ARM System Control and Management Interface Protocol
 
 # CONFIG_ARM_SCPI_PROTOCOL is not set
+# CONFIG_ARM_SDE_INTERFACE is not set
 # CONFIG_ARM_FFA_TRANSPORT is not set
 # CONFIG_GOOGLE_FIRMWARE is not set
 CONFIG_ARM_PSCI_FW=y
@@ -3960,7 +3963,6 @@ CONFIG_DRM_I2C_ADV7511_CEC=y
 # CONFIG_DRM_ETNAVIV is not set
 # CONFIG_DRM_HISI_KIRIN is not set
 # CONFIG_DRM_LOGICVC is not set
-# CONFIG_DRM_APPLETBDRM is not set
 # CONFIG_DRM_ARCPGU is not set
 # CONFIG_DRM_GM12U320 is not set
 CONFIG_DRM_PANEL_MIPI_DBI=m
@@ -4420,8 +4422,6 @@ CONFIG_HID_A4TECH=y
 # CONFIG_HID_ACRUX is not set
 CONFIG_HID_APPLE=y
 # CONFIG_HID_APPLEIR is not set
-# CONFIG_HID_APPLETB_BL is not set
-# CONFIG_HID_APPLETB_KBD is not set
 # CONFIG_HID_ASUS is not set
 # CONFIG_HID_AUREAL is not set
 CONFIG_HID_BELKIN=y