diff --git a/libc/kernel/uapi/asm-riscv/asm/auxvec.h b/libc/kernel/uapi/asm-riscv/asm/auxvec.h
index 446fc54..755f4e9 100644
--- a/libc/kernel/uapi/asm-riscv/asm/auxvec.h
+++ b/libc/kernel/uapi/asm-riscv/asm/auxvec.h
@@ -15,6 +15,6 @@
 #define AT_L2_CACHEGEOMETRY 45
 #define AT_L3_CACHESIZE 46
 #define AT_L3_CACHEGEOMETRY 47
-#define AT_VECTOR_SIZE_ARCH 9
+#define AT_VECTOR_SIZE_ARCH 10
 #define AT_MINSIGSTKSZ 51
 #endif
diff --git a/libc/kernel/uapi/asm-riscv/asm/hwprobe.h b/libc/kernel/uapi/asm-riscv/asm/hwprobe.h
index 6f8d8f5..5c82561 100644
--- a/libc/kernel/uapi/asm-riscv/asm/hwprobe.h
+++ b/libc/kernel/uapi/asm-riscv/asm/hwprobe.h
@@ -48,7 +48,7 @@
 #define RISCV_HWPROBE_EXT_ZFHMIN (1 << 28)
 #define RISCV_HWPROBE_EXT_ZIHINTNTL (1 << 29)
 #define RISCV_HWPROBE_EXT_ZVFH (1 << 30)
-#define RISCV_HWPROBE_EXT_ZVFHMIN (1 << 31)
+#define RISCV_HWPROBE_EXT_ZVFHMIN (1ULL << 31)
 #define RISCV_HWPROBE_EXT_ZFA (1ULL << 32)
 #define RISCV_HWPROBE_EXT_ZTSO (1ULL << 33)
 #define RISCV_HWPROBE_EXT_ZACAS (1ULL << 34)
diff --git a/libc/kernel/uapi/asm-riscv/asm/kvm.h b/libc/kernel/uapi/asm-riscv/asm/kvm.h
index 054e1a1..4c759ed 100644
--- a/libc/kernel/uapi/asm-riscv/asm/kvm.h
+++ b/libc/kernel/uapi/asm-riscv/asm/kvm.h
@@ -11,7 +11,6 @@
 #include <asm/bitsperlong.h>
 #include <asm/ptrace.h>
 #define __KVM_HAVE_IRQ_LINE
-#define __KVM_HAVE_READONLY_MEM
 #define KVM_COALESCED_MMIO_PAGE_OFFSET 1
 #define KVM_INTERRUPT_SET - 1U
 #define KVM_INTERRUPT_UNSET - 2U
@@ -126,6 +125,8 @@
   KVM_RISCV_ISA_EXT_ZVFH,
   KVM_RISCV_ISA_EXT_ZVFHMIN,
   KVM_RISCV_ISA_EXT_ZFA,
+  KVM_RISCV_ISA_EXT_ZTSO,
+  KVM_RISCV_ISA_EXT_ZACAS,
   KVM_RISCV_ISA_EXT_MAX,
 };
 enum KVM_RISCV_SBI_EXT_ID {