bump alpine base for kernel, regenerate configs

Signed-off-by: Avi Deitcher <avi@deitcher.net>

kernel/Dockerfile.bcc

@@ -28,6 +28,7 @@ RUN apk update && apk upgrade -a && \
   llvm-static \
   luajit-dev \
   m4 \
+  musl-fts-dev \
   python3 \
   zlib-dev \
   && true

kernel/Makefile

@@ -19,7 +19,7 @@ IMAGE?=kernel
 IMAGE_BCC:=kernel-bcc
 IMAGE_PERF:=kernel-perf
 IMAGE_ZFS:=zfs-kmod
-IMAGE_BUILDER=linuxkit/alpine:2be490394653b7967c250e86fd42cef88de428ba
+IMAGE_BUILDER=linuxkit/alpine:146f540f25cd92ec8ff0c5b0c98342a9a95e479e
 
 # You can specify an extra options for the Makefile. This will:
 # - append a config$(EXTRA) to the kernel config for your kernel/arch

kernel/config-5.10.x-aarch64

@@ -2,15 +2,16 @@
 # Automatically generated file; DO NOT EDIT.
 # Linux/arm64 5.10.104 Kernel Configuration
 #
-CONFIG_CC_VERSION_TEXT="gcc (Alpine 10.2.1_pre1) 10.2.1 20201203"
+CONFIG_CC_VERSION_TEXT="gcc (Alpine 12.2.1_git20220924-r4) 12.2.1 20220924"
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=100201
+CONFIG_GCC_VERSION=120201
-CONFIG_LD_VERSION=235020000
+CONFIG_LD_VERSION=239000000
 CONFIG_CLANG_VERSION=0
 CONFIG_LLD_VERSION=0
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_CAN_LINK_STATIC=y
 CONFIG_CC_HAS_ASM_GOTO=y
+CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_IRQ_WORK=y
 CONFIG_BUILDTIME_TABLE_SORT=y
@@ -389,6 +390,7 @@ CONFIG_SYS_SUPPORTS_HUGETLBFS=y
 CONFIG_ARCH_WANT_HUGE_PMD_SHARE=y
 CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
 CONFIG_ARCH_ENABLE_SPLIT_PMD_PTLOCK=y
+CONFIG_CC_HAVE_SHADOW_CALL_STACK=y
 CONFIG_PARAVIRT=y
 # CONFIG_PARAVIRT_TIME_ACCOUNTING is not set
 # CONFIG_KEXEC_FILE is not set
@@ -706,6 +708,7 @@ CONFIG_HAVE_ARCH_STACKLEAK=y
 CONFIG_HAVE_STACKPROTECTOR=y
 CONFIG_STACKPROTECTOR=y
 CONFIG_STACKPROTECTOR_STRONG=y
+CONFIG_ARCH_SUPPORTS_SHADOW_CALL_STACK=y
 CONFIG_HAVE_CONTEXT_TRACKING=y
 CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
 CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y
@@ -4513,10 +4516,14 @@ CONFIG_GCC_PLUGIN_STRUCTLEAK=y
 #
 # Memory initialization
 #
+CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y
+CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y
 # CONFIG_INIT_STACK_NONE is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
 CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y
+# CONFIG_INIT_STACK_ALL_PATTERN is not set
+# CONFIG_INIT_STACK_ALL_ZERO is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE is not set
 CONFIG_GCC_PLUGIN_STACKLEAK=y
 CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
@@ -4932,6 +4939,7 @@ CONFIG_UBSAN_MISC=y
 # CONFIG_UBSAN_SANITIZE_ALL is not set
 # CONFIG_UBSAN_ALIGNMENT is not set
 # CONFIG_TEST_UBSAN is not set
+CONFIG_HAVE_KCSAN_COMPILER=y
 # end of Generic Kernel Debugging Instruments
 
 CONFIG_DEBUG_KERNEL=y
@@ -4968,6 +4976,7 @@ CONFIG_DEBUG_MEMORY_INIT=y
 CONFIG_HAVE_ARCH_KASAN=y
 CONFIG_HAVE_ARCH_KASAN_SW_TAGS=y
 CONFIG_CC_HAS_KASAN_GENERIC=y
+CONFIG_CC_HAS_KASAN_SW_TAGS=y
 CONFIG_CC_HAS_WORKING_NOSANITIZE_ADDRESS=y
 # CONFIG_KASAN is not set
 # end of Memory Debugging

kernel/config-5.10.x-x86_64

@@ -2,15 +2,16 @@
 # Automatically generated file; DO NOT EDIT.
 # Linux/x86 5.10.104 Kernel Configuration
 #
-CONFIG_CC_VERSION_TEXT="gcc (Alpine 10.2.1_pre1) 10.2.1 20201203"
+CONFIG_CC_VERSION_TEXT="gcc (Alpine 12.2.1_git20220924-r4) 12.2.1 20220924"
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=100201
+CONFIG_GCC_VERSION=120201
-CONFIG_LD_VERSION=235020000
+CONFIG_LD_VERSION=239000000
 CONFIG_CLANG_VERSION=0
 CONFIG_LLD_VERSION=0
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_CAN_LINK_STATIC=y
 CONFIG_CC_HAS_ASM_GOTO=y
+CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_IRQ_WORK=y
 CONFIG_BUILDTIME_TABLE_SORT=y
@@ -421,8 +422,7 @@ CONFIG_X86_INTEL_TSX_MODE_OFF=y
 # CONFIG_X86_INTEL_TSX_MODE_ON is not set
 # CONFIG_X86_INTEL_TSX_MODE_AUTO is not set
 CONFIG_EFI=y
-CONFIG_EFI_STUB=y
+# CONFIG_EFI_STUB is not set
-CONFIG_EFI_MIXED=y
 # CONFIG_HZ_100 is not set
 # CONFIG_HZ_250 is not set
 # CONFIG_HZ_300 is not set
@@ -620,12 +620,9 @@ CONFIG_EFI_VARS_PSTORE=y
 # CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE is not set
 # CONFIG_EFI_FAKE_MEMMAP is not set
 CONFIG_EFI_RUNTIME_WRAPPERS=y
-CONFIG_EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER=y
 # CONFIG_EFI_BOOTLOADER_CONTROL is not set
 # CONFIG_EFI_CAPSULE_LOADER is not set
 # CONFIG_EFI_TEST is not set
-# CONFIG_APPLE_PROPERTIES is not set
-CONFIG_RESET_ATTACK_MITIGATION=y
 # CONFIG_EFI_RCI2_TABLE is not set
 # CONFIG_EFI_DISABLE_PCI_DMA is not set
 # end of EFI (Extensible Firmware Interface) Support
@@ -4089,10 +4086,14 @@ CONFIG_GCC_PLUGIN_STRUCTLEAK=y
 #
 # Memory initialization
 #
+CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y
+CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y
 # CONFIG_INIT_STACK_NONE is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
 CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y
+# CONFIG_INIT_STACK_ALL_PATTERN is not set
+# CONFIG_INIT_STACK_ALL_ZERO is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE is not set
 CONFIG_GCC_PLUGIN_STACKLEAK=y
 CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
@@ -4520,6 +4521,8 @@ CONFIG_UBSAN_MISC=y
 # CONFIG_UBSAN_ALIGNMENT is not set
 # CONFIG_TEST_UBSAN is not set
 CONFIG_HAVE_ARCH_KCSAN=y
+CONFIG_HAVE_KCSAN_COMPILER=y
+# CONFIG_KCSAN is not set
 # end of Generic Kernel Debugging Instruments
 
 CONFIG_DEBUG_KERNEL=y

kernel/config-5.11.x-aarch64

@@ -2,15 +2,16 @@
 # Automatically generated file; DO NOT EDIT.
 # Linux/arm64 5.11.4 Kernel Configuration
 #
-CONFIG_CC_VERSION_TEXT="gcc (Alpine 10.2.1_pre1) 10.2.1 20201203"
+CONFIG_CC_VERSION_TEXT="gcc (Alpine 12.2.1_git20220924-r4) 12.2.1 20220924"
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=100201
+CONFIG_GCC_VERSION=120201
-CONFIG_LD_VERSION=235020000
+CONFIG_LD_VERSION=239000000
 CONFIG_CLANG_VERSION=0
 CONFIG_LLD_VERSION=0
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_CAN_LINK_STATIC=y
 CONFIG_CC_HAS_ASM_GOTO=y
+CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_IRQ_WORK=y
 CONFIG_BUILDTIME_TABLE_SORT=y
@@ -387,6 +388,7 @@ CONFIG_SYS_SUPPORTS_HUGETLBFS=y
 CONFIG_ARCH_WANT_HUGE_PMD_SHARE=y
 CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
 CONFIG_ARCH_ENABLE_SPLIT_PMD_PTLOCK=y
+CONFIG_CC_HAVE_SHADOW_CALL_STACK=y
 CONFIG_PARAVIRT=y
 # CONFIG_PARAVIRT_TIME_ACCOUNTING is not set
 # CONFIG_KEXEC_FILE is not set
@@ -703,6 +705,7 @@ CONFIG_HAVE_ARCH_STACKLEAK=y
 CONFIG_HAVE_STACKPROTECTOR=y
 CONFIG_STACKPROTECTOR=y
 CONFIG_STACKPROTECTOR_STRONG=y
+CONFIG_ARCH_SUPPORTS_SHADOW_CALL_STACK=y
 CONFIG_HAVE_CONTEXT_TRACKING=y
 CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
 CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y
@@ -4521,10 +4524,14 @@ CONFIG_GCC_PLUGIN_STRUCTLEAK=y
 #
 # Memory initialization
 #
+CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y
+CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y
 # CONFIG_INIT_STACK_NONE is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
 CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y
+# CONFIG_INIT_STACK_ALL_PATTERN is not set
+# CONFIG_INIT_STACK_ALL_ZERO is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE is not set
 CONFIG_GCC_PLUGIN_STACKLEAK=y
 CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
@@ -4949,6 +4956,7 @@ CONFIG_UBSAN_ENUM=y
 # CONFIG_UBSAN_ALIGNMENT is not set
 # CONFIG_UBSAN_SANITIZE_ALL is not set
 # CONFIG_TEST_UBSAN is not set
+CONFIG_HAVE_KCSAN_COMPILER=y
 # end of Generic Kernel Debugging Instruments
 
 CONFIG_DEBUG_KERNEL=y
@@ -4984,6 +4992,7 @@ CONFIG_HAVE_ARCH_KASAN=y
 CONFIG_HAVE_ARCH_KASAN_SW_TAGS=y
 CONFIG_HAVE_ARCH_KASAN_HW_TAGS=y
 CONFIG_CC_HAS_KASAN_GENERIC=y
+CONFIG_CC_HAS_KASAN_SW_TAGS=y
 CONFIG_CC_HAS_WORKING_NOSANITIZE_ADDRESS=y
 # CONFIG_KASAN is not set
 # end of Memory Debugging

kernel/config-5.11.x-x86_64

@@ -2,15 +2,16 @@
 # Automatically generated file; DO NOT EDIT.
 # Linux/x86 5.11.4 Kernel Configuration
 #
-CONFIG_CC_VERSION_TEXT="gcc (Alpine 10.2.1_pre1) 10.2.1 20201203"
+CONFIG_CC_VERSION_TEXT="gcc (Alpine 12.2.1_git20220924-r4) 12.2.1 20220924"
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=100201
+CONFIG_GCC_VERSION=120201
-CONFIG_LD_VERSION=235020000
+CONFIG_LD_VERSION=239000000
 CONFIG_CLANG_VERSION=0
 CONFIG_LLD_VERSION=0
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_CAN_LINK_STATIC=y
 CONFIG_CC_HAS_ASM_GOTO=y
+CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_IRQ_WORK=y
 CONFIG_BUILDTIME_TABLE_SORT=y
@@ -421,8 +422,7 @@ CONFIG_X86_INTEL_TSX_MODE_OFF=y
 # CONFIG_X86_INTEL_TSX_MODE_AUTO is not set
 # CONFIG_X86_SGX is not set
 CONFIG_EFI=y
-CONFIG_EFI_STUB=y
+# CONFIG_EFI_STUB is not set
-CONFIG_EFI_MIXED=y
 # CONFIG_HZ_100 is not set
 # CONFIG_HZ_250 is not set
 # CONFIG_HZ_300 is not set
@@ -620,12 +620,9 @@ CONFIG_EFI_VARS_PSTORE=y
 # CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE is not set
 # CONFIG_EFI_FAKE_MEMMAP is not set
 CONFIG_EFI_RUNTIME_WRAPPERS=y
-CONFIG_EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER=y
 # CONFIG_EFI_BOOTLOADER_CONTROL is not set
 # CONFIG_EFI_CAPSULE_LOADER is not set
 # CONFIG_EFI_TEST is not set
-# CONFIG_APPLE_PROPERTIES is not set
-CONFIG_RESET_ATTACK_MITIGATION=y
 # CONFIG_EFI_RCI2_TABLE is not set
 # CONFIG_EFI_DISABLE_PCI_DMA is not set
 # end of EFI (Extensible Firmware Interface) Support
@@ -4107,10 +4104,14 @@ CONFIG_GCC_PLUGIN_STRUCTLEAK=y
 #
 # Memory initialization
 #
+CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y
+CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y
 # CONFIG_INIT_STACK_NONE is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
 CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y
+# CONFIG_INIT_STACK_ALL_PATTERN is not set
+# CONFIG_INIT_STACK_ALL_ZERO is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE is not set
 CONFIG_GCC_PLUGIN_STACKLEAK=y
 CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
@@ -4545,6 +4546,8 @@ CONFIG_UBSAN_ENUM=y
 # CONFIG_UBSAN_SANITIZE_ALL is not set
 # CONFIG_TEST_UBSAN is not set
 CONFIG_HAVE_ARCH_KCSAN=y
+CONFIG_HAVE_KCSAN_COMPILER=y
+# CONFIG_KCSAN is not set
 # end of Generic Kernel Debugging Instruments
 
 CONFIG_DEBUG_KERNEL=y

kernel/config-5.15.x-aarch64

@@ -2,18 +2,19 @@
 # Automatically generated file; DO NOT EDIT.
 # Linux/arm64 5.15.27 Kernel Configuration
 #
-CONFIG_CC_VERSION_TEXT="gcc (Alpine 10.2.1_pre1) 10.2.1 20201203"
+CONFIG_CC_VERSION_TEXT="gcc (Alpine 12.2.1_git20220924-r4) 12.2.1 20220924"
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=100201
+CONFIG_GCC_VERSION=120201
 CONFIG_CLANG_VERSION=0
 CONFIG_AS_IS_GNU=y
-CONFIG_AS_VERSION=23502
+CONFIG_AS_VERSION=23900
 CONFIG_LD_IS_BFD=y
-CONFIG_LD_VERSION=23502
+CONFIG_LD_VERSION=23900
 CONFIG_LLD_VERSION=0
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_CAN_LINK_STATIC=y
 CONFIG_CC_HAS_ASM_GOTO=y
+CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_CC_HAS_NO_PROFILE_FN_ATTR=y
 CONFIG_IRQ_WORK=y
@@ -392,6 +393,7 @@ CONFIG_SCHED_HRTICK=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_HW_PERF_EVENTS=y
 CONFIG_ARCH_HAS_FILTER_PGPROT=y
+CONFIG_CC_HAVE_SHADOW_CALL_STACK=y
 CONFIG_PARAVIRT=y
 # CONFIG_PARAVIRT_TIME_ACCOUNTING is not set
 # CONFIG_KEXEC_FILE is not set
@@ -670,6 +672,7 @@ CONFIG_HAVE_ARCH_STACKLEAK=y
 CONFIG_HAVE_STACKPROTECTOR=y
 CONFIG_STACKPROTECTOR=y
 CONFIG_STACKPROTECTOR_STRONG=y
+CONFIG_ARCH_SUPPORTS_SHADOW_CALL_STACK=y
 CONFIG_ARCH_SUPPORTS_LTO_CLANG=y
 CONFIG_ARCH_SUPPORTS_LTO_CLANG_THIN=y
 CONFIG_LTO_NONE=y
@@ -4621,10 +4624,14 @@ CONFIG_GCC_PLUGIN_STRUCTLEAK=y
 #
 # Memory initialization
 #
+CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y
+CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y
 # CONFIG_INIT_STACK_NONE is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
 CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y
+# CONFIG_INIT_STACK_ALL_PATTERN is not set
+# CONFIG_INIT_STACK_ALL_ZERO is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE is not set
 CONFIG_GCC_PLUGIN_STACKLEAK=y
 CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
@@ -4632,6 +4639,8 @@ CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
 # CONFIG_STACKLEAK_RUNTIME_DISABLE is not set
 # CONFIG_INIT_ON_ALLOC_DEFAULT_ON is not set
 # CONFIG_INIT_ON_FREE_DEFAULT_ON is not set
+CONFIG_CC_HAS_ZERO_CALL_USED_REGS=y
+# CONFIG_ZERO_CALL_USED_REGS is not set
 # end of Memory initialization
 # end of Kernel hardening options
 # end of Security options
@@ -5052,6 +5061,7 @@ CONFIG_UBSAN_ENUM=y
 # CONFIG_UBSAN_ALIGNMENT is not set
 # CONFIG_UBSAN_SANITIZE_ALL is not set
 # CONFIG_TEST_UBSAN is not set
+CONFIG_HAVE_KCSAN_COMPILER=y
 # end of Generic Kernel Debugging Instruments
 
 CONFIG_DEBUG_KERNEL=y
@@ -5088,6 +5098,7 @@ CONFIG_HAVE_ARCH_KASAN_SW_TAGS=y
 CONFIG_HAVE_ARCH_KASAN_HW_TAGS=y
 CONFIG_HAVE_ARCH_KASAN_VMALLOC=y
 CONFIG_CC_HAS_KASAN_GENERIC=y
+CONFIG_CC_HAS_KASAN_SW_TAGS=y
 CONFIG_CC_HAS_WORKING_NOSANITIZE_ADDRESS=y
 # CONFIG_KASAN is not set
 CONFIG_HAVE_ARCH_KFENCE=y

kernel/config-5.15.x-x86_64

@@ -2,18 +2,19 @@
 # Automatically generated file; DO NOT EDIT.
 # Linux/x86 5.15.27 Kernel Configuration
 #
-CONFIG_CC_VERSION_TEXT="gcc (Alpine 10.2.1_pre1) 10.2.1 20201203"
+CONFIG_CC_VERSION_TEXT="gcc (Alpine 12.2.1_git20220924-r4) 12.2.1 20220924"
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=100201
+CONFIG_GCC_VERSION=120201
 CONFIG_CLANG_VERSION=0
 CONFIG_AS_IS_GNU=y
-CONFIG_AS_VERSION=23502
+CONFIG_AS_VERSION=23900
 CONFIG_LD_IS_BFD=y
-CONFIG_LD_VERSION=23502
+CONFIG_LD_VERSION=23900
 CONFIG_LLD_VERSION=0
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_CAN_LINK_STATIC=y
 CONFIG_CC_HAS_ASM_GOTO=y
+CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_CC_HAS_NO_PROFILE_FN_ATTR=y
 CONFIG_IRQ_WORK=y
@@ -436,8 +437,7 @@ CONFIG_X86_INTEL_TSX_MODE_OFF=y
 # CONFIG_X86_INTEL_TSX_MODE_AUTO is not set
 # CONFIG_X86_SGX is not set
 CONFIG_EFI=y
-CONFIG_EFI_STUB=y
+# CONFIG_EFI_STUB is not set
-CONFIG_EFI_MIXED=y
 # CONFIG_HZ_100 is not set
 # CONFIG_HZ_250 is not set
 # CONFIG_HZ_300 is not set
@@ -1755,12 +1755,9 @@ CONFIG_EFI_VARS_PSTORE=y
 # CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE is not set
 # CONFIG_EFI_FAKE_MEMMAP is not set
 CONFIG_EFI_RUNTIME_WRAPPERS=y
-CONFIG_EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER=y
 # CONFIG_EFI_BOOTLOADER_CONTROL is not set
 # CONFIG_EFI_CAPSULE_LOADER is not set
 # CONFIG_EFI_TEST is not set
-# CONFIG_APPLE_PROPERTIES is not set
-CONFIG_RESET_ATTACK_MITIGATION=y
 # CONFIG_EFI_RCI2_TABLE is not set
 # CONFIG_EFI_DISABLE_PCI_DMA is not set
 # end of EFI (Extensible Firmware Interface) Support
@@ -4199,10 +4196,14 @@ CONFIG_GCC_PLUGIN_STRUCTLEAK=y
 #
 # Memory initialization
 #
+CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y
+CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y
 # CONFIG_INIT_STACK_NONE is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
 CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y
+# CONFIG_INIT_STACK_ALL_PATTERN is not set
+# CONFIG_INIT_STACK_ALL_ZERO is not set
 # CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE is not set
 CONFIG_GCC_PLUGIN_STACKLEAK=y
 CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
@@ -4210,6 +4211,8 @@ CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
 # CONFIG_STACKLEAK_RUNTIME_DISABLE is not set
 # CONFIG_INIT_ON_ALLOC_DEFAULT_ON is not set
 # CONFIG_INIT_ON_FREE_DEFAULT_ON is not set
+CONFIG_CC_HAS_ZERO_CALL_USED_REGS=y
+# CONFIG_ZERO_CALL_USED_REGS is not set
 # end of Memory initialization
 # end of Kernel hardening options
 # end of Security options
@@ -4637,6 +4640,8 @@ CONFIG_UBSAN_ENUM=y
 # CONFIG_UBSAN_SANITIZE_ALL is not set
 # CONFIG_TEST_UBSAN is not set
 CONFIG_HAVE_ARCH_KCSAN=y
+CONFIG_HAVE_KCSAN_COMPILER=y
+# CONFIG_KCSAN is not set
 # end of Generic Kernel Debugging Instruments
 
 CONFIG_DEBUG_KERNEL=y

kernel/config-5.4.x-x86_64

@@ -4,10 +4,10 @@
 #
 
 #
-# Compiler: gcc (Alpine 10.2.1_pre1) 10.2.1 20201203
+# Compiler: gcc (Alpine 12.2.1_git20220924-r4) 12.2.1 20220924
 #
 CONFIG_CC_IS_GCC=y
-CONFIG_GCC_VERSION=100201
+CONFIG_GCC_VERSION=120201
 CONFIG_CLANG_VERSION=0
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_HAS_ASM_GOTO=y
@@ -756,13 +756,8 @@ CONFIG_ARCH_HAS_MEM_ENCRYPT=y
 CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
 # end of GCOV-based kernel profiling
 
-CONFIG_PLUGIN_HOSTCC="g++"
+CONFIG_PLUGIN_HOSTCC=""
 CONFIG_HAVE_GCC_PLUGINS=y
-CONFIG_GCC_PLUGINS=y
-# CONFIG_GCC_PLUGIN_CYC_COMPLEXITY is not set
-# CONFIG_GCC_PLUGIN_LATENT_ENTROPY is not set
-CONFIG_GCC_PLUGIN_RANDSTRUCT=y
-CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE=y
 # end of General architecture-dependent options
 
 CONFIG_RT_MUTEXES=y
@@ -4028,20 +4023,13 @@ CONFIG_LSM="yama,loadpin,safesetid,integrity"
 #
 # Kernel hardening options
 #
-CONFIG_GCC_PLUGIN_STRUCTLEAK=y
 
 #
 # Memory initialization
 #
-# CONFIG_INIT_STACK_NONE is not set
+CONFIG_CC_HAS_AUTO_VAR_INIT=y
-# CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
+CONFIG_INIT_STACK_NONE=y
-# CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
+# CONFIG_INIT_STACK_ALL is not set
-CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y
-# CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE is not set
-CONFIG_GCC_PLUGIN_STACKLEAK=y
-CONFIG_STACKLEAK_TRACK_MIN_SIZE=100
-# CONFIG_STACKLEAK_METRICS is not set
-# CONFIG_STACKLEAK_RUNTIME_DISABLE is not set
 # CONFIG_INIT_ON_ALLOC_DEFAULT_ON is not set
 # CONFIG_INIT_ON_FREE_DEFAULT_ON is not set
 # end of Memory initialization

kernel/patches-5.11.x/0002-gcc12-subcmd-build-issues.patch

@@ -0,0 +1,58 @@
+From: Justin M. Forbes @ 2022-01-29  1:02 UTC (permalink / raw)
+  To: Justin M. Forbes, linux-kernel; +Cc: jmforbes, Jakub Jelinek
+
+While the current code builds fine with gcc 11, it does not with gcc 12,
+resulting in:
+
+In file included from help.c:12:
+In function 'xrealloc',
+    inlined from 'add_cmdname' at help.c:24:2:
+subcmd-util.h:56:23: error: pointer may be used after 'realloc' [-Werror=use-after-free]
+   56 |                 ret = realloc(ptr, size);
+      |                       ^~~~~~~~~~~~~~~~~~
+subcmd-util.h:52:21: note: call to 'realloc' here
+   52 |         void *ret = realloc(ptr, size);
+      |                     ^~~~~~~~~~~~~~~~~~
+subcmd-util.h:58:31: error: pointer may be used after 'realloc' [-Werror=use-after-free]
+   58 |                         ret = realloc(ptr, 1);
+      |                               ^~~~~~~~~~~~~~~
+subcmd-util.h:52:21: note: call to 'realloc' here
+   52 |         void *ret = realloc(ptr, size);
+      |                     ^~~~~~~~~~~~~~~~~~
+
+The was mentioned in upstream gcc bug
+https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104069 where it was
+determined that gcc was correct and the kernel needed to change.  This
+fixes that use-after-free and makes things build again.
+
+Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>
+Cc: Jakub Jelinek <jakub@redhat.com>
+
+---
+ tools/lib/subcmd/subcmd-util.h | 9 ++++-----
+ 1 file changed, 4 insertions(+), 5 deletions(-)
+
+diff --git a/tools/lib/subcmd/subcmd-util.h b/tools/lib/subcmd/subcmd-util.h
+index 794a375dad36..7009fc176636 100644
+--- a/tools/lib/subcmd/subcmd-util.h
++++ b/tools/lib/subcmd/subcmd-util.h
+@@ -49,13 +49,12 @@ static NORETURN inline void die(const char *err, ...)
+
+ static inline void *xrealloc(void *ptr, size_t size)
+ {
+-	void *ret = realloc(ptr, size);
+-	if (!ret && !size)
+-		ret = realloc(ptr, 1);
++	void *ret;
++	if (!size)
++		size = 1;
++	ret = realloc(ptr, size);
+ 	if (!ret) {
+ 		ret = realloc(ptr, size);
+-		if (!ret && !size)
+-			ret = realloc(ptr, 1);
+ 		if (!ret)
+ 			die("Out of memory, realloc failed");
+ 	}
+-- 
+2.34.1

kernel/patches-5.4.x/0002-gcc12-subcmd-build-issues.patch

@@ -0,0 +1,58 @@
+From: Justin M. Forbes @ 2022-01-29  1:02 UTC (permalink / raw)
+  To: Justin M. Forbes, linux-kernel; +Cc: jmforbes, Jakub Jelinek
+
+While the current code builds fine with gcc 11, it does not with gcc 12,
+resulting in:
+
+In file included from help.c:12:
+In function 'xrealloc',
+    inlined from 'add_cmdname' at help.c:24:2:
+subcmd-util.h:56:23: error: pointer may be used after 'realloc' [-Werror=use-after-free]
+   56 |                 ret = realloc(ptr, size);
+      |                       ^~~~~~~~~~~~~~~~~~
+subcmd-util.h:52:21: note: call to 'realloc' here
+   52 |         void *ret = realloc(ptr, size);
+      |                     ^~~~~~~~~~~~~~~~~~
+subcmd-util.h:58:31: error: pointer may be used after 'realloc' [-Werror=use-after-free]
+   58 |                         ret = realloc(ptr, 1);
+      |                               ^~~~~~~~~~~~~~~
+subcmd-util.h:52:21: note: call to 'realloc' here
+   52 |         void *ret = realloc(ptr, size);
+      |                     ^~~~~~~~~~~~~~~~~~
+
+The was mentioned in upstream gcc bug
+https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104069 where it was
+determined that gcc was correct and the kernel needed to change.  This
+fixes that use-after-free and makes things build again.
+
+Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>
+Cc: Jakub Jelinek <jakub@redhat.com>
+
+---
+ tools/lib/subcmd/subcmd-util.h | 9 ++++-----
+ 1 file changed, 4 insertions(+), 5 deletions(-)
+
+diff --git a/tools/lib/subcmd/subcmd-util.h b/tools/lib/subcmd/subcmd-util.h
+index 794a375dad36..7009fc176636 100644
+--- a/tools/lib/subcmd/subcmd-util.h
++++ b/tools/lib/subcmd/subcmd-util.h
+@@ -49,13 +49,12 @@ static NORETURN inline void die(const char *err, ...)
+
+ static inline void *xrealloc(void *ptr, size_t size)
+ {
+-	void *ret = realloc(ptr, size);
+-	if (!ret && !size)
+-		ret = realloc(ptr, 1);
++	void *ret;
++	if (!size)
++		size = 1;
++	ret = realloc(ptr, size);
+ 	if (!ret) {
+ 		ret = realloc(ptr, size);
+-		if (!ret && !size)
+-			ret = realloc(ptr, 1);
+ 		if (!ret)
+ 			die("Out of memory, realloc failed");
+ 	}
+-- 
+2.34.1