diff --git a/target/linux/malta/Makefile b/target/linux/malta/Makefile
index f98aedf577f3..b159b191440b 100644
--- a/target/linux/malta/Makefile
+++ b/target/linux/malta/Makefile
@@ -11,6 +11,7 @@ INITRAMFS_EXTRA_FILES:=
 FEATURES:=cpiogz ext4 ramdisk squashfs targz
 
 KERNEL_PATCHVER:=6.1
+KERNEL_TESTING_PATCHVER:=6.6
 
 include $(INCLUDE_DIR)/target.mk
 
diff --git a/target/linux/malta/config-6.6 b/target/linux/malta/config-6.6
index 9ce439ee384c..7c72f49265d5 100644
--- a/target/linux/malta/config-6.6
+++ b/target/linux/malta/config-6.6
@@ -19,7 +19,10 @@ CONFIG_BLK_DEV_SD=y
 CONFIG_BLK_MQ_PCI=y
 CONFIG_BOARD_SCACHE=y
 CONFIG_BOOT_ELF32=y
+CONFIG_BUFFER_HEAD=y
 CONFIG_BUILTIN_DTB=y
+CONFIG_CC_IMPLICIT_FALLTHROUGH="-Wimplicit-fallthrough=5"
+CONFIG_CC_NO_ARRAY_BOUNDS=y
 CONFIG_CEVT_R4K=y
 CONFIG_CLKBLD_I8253=y
 CONFIG_CLKEVT_I8253=y
@@ -29,8 +32,11 @@ CONFIG_CLOCKSOURCE_WATCHDOG=y
 CONFIG_CLOCKSOURCE_WATCHDOG_MAX_SKEW_US=100
 CONFIG_CLONE_BACKWARDS=y
 CONFIG_COMMON_CLK=y
+CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1
 CONFIG_COMPAT_32BIT_TIME=y
 CONFIG_CONSOLE_TRANSLATIONS=y
+CONFIG_CONTEXT_TRACKING=y
+CONFIG_CONTEXT_TRACKING_IDLE=y
 CONFIG_CPU_GENERIC_DUMP_TLB=y
 CONFIG_CPU_HAS_PREFETCH=y
 # CONFIG_CPU_HAS_SMARTMIPS is not set
@@ -61,25 +67,32 @@ CONFIG_CRC16=y
 CONFIG_CRYPTO_CRC32=y
 CONFIG_CRYPTO_CRC32C=y
 CONFIG_CRYPTO_LIB_BLAKE2S_GENERIC=y
+CONFIG_CRYPTO_LIB_GF128MUL=y
 CONFIG_CRYPTO_LIB_POLY1305_RSIZE=2
-CONFIG_CRYPTO_RNG2=y
+CONFIG_CRYPTO_LIB_SHA1=y
+CONFIG_CRYPTO_LIB_UTILS=y
 CONFIG_CSRC_R4K=y
 CONFIG_DMA_NONCOHERENT=y
 CONFIG_DNOTIFY=y
 CONFIG_DTC=y
 CONFIG_DUMMY_CONSOLE=y
+CONFIG_EXCLUSIVE_SYSTEM_RAM=y
 CONFIG_EXT4_FS=y
 CONFIG_F2FS_FS=y
 CONFIG_FS_IOMAP=y
 CONFIG_FS_MBCACHE=y
 CONFIG_FS_POSIX_ACL=y
+CONFIG_FUNCTION_ALIGNMENT=0
 CONFIG_FW_LOADER_PAGED_BUF=y
+CONFIG_FW_LOADER_SYSFS=y
+CONFIG_GCC11_NO_ARRAY_BOUNDS=y
+CONFIG_GCC_ASM_GOTO_OUTPUT_WORKAROUND=y
 CONFIG_GENERIC_ATOMIC64=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_CMOS_UPDATE=y
 CONFIG_GENERIC_CPU_AUTOPROBE=y
-CONFIG_GENERIC_FIND_FIRST_BIT=y
 CONFIG_GENERIC_GETTIMEOFDAY=y
+CONFIG_GENERIC_IDLE_POLL_SETUP=y
 CONFIG_GENERIC_IOMAP=y
 CONFIG_GENERIC_IRQ_CHIP=y
 CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y
@@ -95,10 +108,11 @@ CONFIG_GENERIC_SCHED_CLOCK=y
 CONFIG_GENERIC_SMP_IDLE_THREAD=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GLOB=y
-CONFIG_HANDLE_DOMAIN_IRQ=y
+CONFIG_GPIO_CDEV=y
 CONFIG_HARDWARE_WATCHPOINTS=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
 CONFIG_HAS_IOPORT_MAP=y
 CONFIG_HW_CONSOLE=y
 CONFIG_I8253=y
@@ -125,7 +139,6 @@ CONFIG_KERNEL_GZIP=y
 CONFIG_LIBFDT=y
 CONFIG_LOCK_DEBUGGING_SUPPORT=y
 CONFIG_MD=y
-CONFIG_MEMFD_CREATE=y
 CONFIG_MFD_SYSCON=y
 CONFIG_MIGRATION=y
 CONFIG_MIPS=y
@@ -137,12 +150,10 @@ CONFIG_MIPS_CM=y
 CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER=y
 CONFIG_MIPS_CPC=y
 CONFIG_MIPS_CPU_SCACHE=y
-CONFIG_MIPS_EBPF_JIT=y
 CONFIG_MIPS_EXTERNAL_TIMER=y
 CONFIG_MIPS_GIC=y
 CONFIG_MIPS_L1_CACHE_SHIFT=6
 CONFIG_MIPS_L1_CACHE_SHIFT_6=y
-CONFIG_MIPS_LD_CAN_LINK_VDSO=y
 CONFIG_MIPS_MALTA=y
 CONFIG_MIPS_MSC=y
 CONFIG_MIPS_MT=y
@@ -151,12 +162,17 @@ CONFIG_MIPS_MT_SMP=y
 CONFIG_MIPS_NO_APPENDED_DTB=y
 CONFIG_MIPS_NR_CPU_NR_MAP=2
 CONFIG_MIPS_PERF_SHARED_TC_COUNTERS=y
+CONFIG_MMU_LAZY_TLB_REFCOUNT=y
 CONFIG_MODULES_USE_ELF_REL=y
 CONFIG_MODULE_FORCE_UNLOAD=y
 CONFIG_MTD_CFI_STAA=y
 # CONFIG_MTD_COMPLEX_MAPPINGS is not set
 CONFIG_NEED_DMA_MAP_STATE=y
+CONFIG_NEED_SRCU_NMI_SAFE=y
+CONFIG_NET_EGRESS=y
 CONFIG_NET_FLOW_LIMIT=y
+CONFIG_NET_INGRESS=y
+CONFIG_NET_XGRESS=y
 CONFIG_NLS=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
 CONFIG_NO_HZ=y
@@ -164,13 +180,18 @@ CONFIG_NO_HZ_COMMON=y
 CONFIG_NO_HZ_IDLE=y
 CONFIG_NR_CPUS=2
 CONFIG_NVMEM=y
+CONFIG_NVMEM_LAYOUTS=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y
 CONFIG_OF_FLATTREE=y
+CONFIG_OF_GPIO=y
 CONFIG_OF_IRQ=y
 CONFIG_OF_KOBJ=y
 CONFIG_PADATA=y
+CONFIG_PAGE_POOL=y
+CONFIG_PAGE_SIZE_LESS_THAN_256KB=y
+CONFIG_PAGE_SIZE_LESS_THAN_64KB=y
 # CONFIG_PARTITION_ADVANCED is not set
 CONFIG_PATA_LEGACY=y
 CONFIG_PATA_TIMINGS=y
@@ -184,7 +205,7 @@ CONFIG_PGTABLE_LEVELS=2
 CONFIG_POWER_RESET=y
 CONFIG_POWER_RESET_PIIX4_POWEROFF=y
 CONFIG_POWER_RESET_SYSCON=y
-CONFIG_PRINT_QUOTA_WARNING=y
+CONFIG_PREEMPT_NONE_BUILD=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_PTP_1588_CLOCK_OPTIONAL=y
 CONFIG_QFMT_V2=y
@@ -193,6 +214,7 @@ CONFIG_QUEUED_SPINLOCKS=y
 CONFIG_QUOTA=y
 CONFIG_QUOTACTL=y
 CONFIG_QUOTA_TREE=y
+CONFIG_RANDSTRUCT_NONE=y
 CONFIG_RATIONAL=y
 CONFIG_REGMAP=y
 CONFIG_REGMAP_MMIO=y
@@ -208,18 +230,17 @@ CONFIG_SECCOMP=y
 CONFIG_SECCOMP_FILTER=y
 CONFIG_SERIAL_8250_NR_UARTS=4
 CONFIG_SERIAL_8250_RUNTIME_UARTS=4
+CONFIG_SERIAL_MCTRL_GPIO=y
 CONFIG_SERIO=y
 CONFIG_SERIO_SERPORT=y
 CONFIG_SG_POOL=y
 CONFIG_SMP=y
 CONFIG_SMP_UP=y
 CONFIG_SOCK_RX_QUEUE_MAPPING=y
-CONFIG_SRCU=y
+CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU=y
 CONFIG_SWAP_IO_SPACE=y
 CONFIG_SYNC_R4K=y
 CONFIG_SYSCTL_EXCEPTION_TRACE=y
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
 CONFIG_SYS_HAS_CPU_MIPS32_R1=y
 CONFIG_SYS_HAS_CPU_MIPS32_R2=y
 CONFIG_SYS_HAS_CPU_MIPS32_R3_5=y
@@ -238,7 +259,6 @@ CONFIG_SYS_SUPPORTS_HIGHMEM=y
 CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
 CONFIG_SYS_SUPPORTS_MICROMIPS=y
 CONFIG_SYS_SUPPORTS_MIPS16=y
-CONFIG_SYS_SUPPORTS_MIPS_CMP=y
 CONFIG_SYS_SUPPORTS_MIPS_CPS=y
 CONFIG_SYS_SUPPORTS_MULTITHREADING=y
 CONFIG_SYS_SUPPORTS_RELOCATABLE=y