diff --git a/libc/kernel/uapi/asm-x86/asm/kvm.h b/libc/kernel/uapi/asm-x86/asm/kvm.h
index 10b1294..4ec3c10 100644
--- a/libc/kernel/uapi/asm-x86/asm/kvm.h
+++ b/libc/kernel/uapi/asm-x86/asm/kvm.h
@@ -318,14 +318,21 @@
 #define KVM_X86_QUIRK_CD_NW_CLEARED (1 << 1)
 #define KVM_X86_QUIRK_LAPIC_MMIO_HOLE (1 << 2)
 #define KVM_X86_QUIRK_OUT_7E_INC_RIP (1 << 3)
+#define KVM_STATE_NESTED_FORMAT_VMX 0
+#define KVM_STATE_NESTED_FORMAT_SVM 1
 #define KVM_STATE_NESTED_GUEST_MODE 0x00000001
 #define KVM_STATE_NESTED_RUN_PENDING 0x00000002
 #define KVM_STATE_NESTED_EVMCS 0x00000004
 #define KVM_STATE_NESTED_SMM_GUEST_MODE 0x00000001
 #define KVM_STATE_NESTED_SMM_VMXON 0x00000002
-struct kvm_vmx_nested_state {
+#define KVM_STATE_NESTED_VMX_VMCS_SIZE 0x1000
+struct kvm_vmx_nested_state_data {
+  __u8 vmcs12[KVM_STATE_NESTED_VMX_VMCS_SIZE];
+  __u8 shadow_vmcs12[KVM_STATE_NESTED_VMX_VMCS_SIZE];
+};
+struct kvm_vmx_nested_state_hdr {
   __u64 vmxon_pa;
-  __u64 vmcs_pa;
+  __u64 vmcs12_pa;
   struct {
     __u16 flags;
   } smm;
@@ -335,9 +342,11 @@
   __u16 format;
   __u32 size;
   union {
-    struct kvm_vmx_nested_state vmx;
+    struct kvm_vmx_nested_state_hdr vmx;
     __u8 pad[120];
-  };
-  __u8 data[0];
+  } hdr;
+  union {
+    struct kvm_vmx_nested_state_data vmx[0];
+  } data;
 };
 #endif
diff --git a/libc/kernel/uapi/asm-x86/asm/perf_regs.h b/libc/kernel/uapi/asm-x86/asm/perf_regs.h
index 6a015ba..984b7ea 100644
--- a/libc/kernel/uapi/asm-x86/asm/perf_regs.h
+++ b/libc/kernel/uapi/asm-x86/asm/perf_regs.h
@@ -45,5 +45,23 @@
   PERF_REG_X86_R15,
   PERF_REG_X86_32_MAX = PERF_REG_X86_GS + 1,
   PERF_REG_X86_64_MAX = PERF_REG_X86_R15 + 1,
+  PERF_REG_X86_XMM0 = 32,
+  PERF_REG_X86_XMM1 = 34,
+  PERF_REG_X86_XMM2 = 36,
+  PERF_REG_X86_XMM3 = 38,
+  PERF_REG_X86_XMM4 = 40,
+  PERF_REG_X86_XMM5 = 42,
+  PERF_REG_X86_XMM6 = 44,
+  PERF_REG_X86_XMM7 = 46,
+  PERF_REG_X86_XMM8 = 48,
+  PERF_REG_X86_XMM9 = 50,
+  PERF_REG_X86_XMM10 = 52,
+  PERF_REG_X86_XMM11 = 54,
+  PERF_REG_X86_XMM12 = 56,
+  PERF_REG_X86_XMM13 = 58,
+  PERF_REG_X86_XMM14 = 60,
+  PERF_REG_X86_XMM15 = 62,
+  PERF_REG_X86_XMM_MAX = PERF_REG_X86_XMM15 + 2,
 };
+#define PERF_REG_EXTENDED_MASK (~((1ULL << PERF_REG_X86_XMM0) - 1))
 #endif
diff --git a/libc/kernel/uapi/asm-x86/asm/unistd_32.h b/libc/kernel/uapi/asm-x86/asm/unistd_32.h
index bccc6f1..09f2e7b 100644
--- a/libc/kernel/uapi/asm-x86/asm/unistd_32.h
+++ b/libc/kernel/uapi/asm-x86/asm/unistd_32.h
@@ -435,4 +435,10 @@
 #define __NR_io_uring_setup 425
 #define __NR_io_uring_enter 426
 #define __NR_io_uring_register 427
+#define __NR_open_tree 428
+#define __NR_move_mount 429
+#define __NR_fsopen 430
+#define __NR_fsconfig 431
+#define __NR_fsmount 432
+#define __NR_fspick 433
 #endif
diff --git a/libc/kernel/uapi/asm-x86/asm/unistd_64.h b/libc/kernel/uapi/asm-x86/asm/unistd_64.h
index ddac7db..36859b5 100644
--- a/libc/kernel/uapi/asm-x86/asm/unistd_64.h
+++ b/libc/kernel/uapi/asm-x86/asm/unistd_64.h
@@ -357,4 +357,10 @@
 #define __NR_io_uring_setup 425
 #define __NR_io_uring_enter 426
 #define __NR_io_uring_register 427
+#define __NR_open_tree 428
+#define __NR_move_mount 429
+#define __NR_fsopen 430
+#define __NR_fsconfig 431
+#define __NR_fsmount 432
+#define __NR_fspick 433
 #endif
diff --git a/libc/kernel/uapi/asm-x86/asm/unistd_x32.h b/libc/kernel/uapi/asm-x86/asm/unistd_x32.h
index 9c4ba12..d3e2d3f 100644
--- a/libc/kernel/uapi/asm-x86/asm/unistd_x32.h
+++ b/libc/kernel/uapi/asm-x86/asm/unistd_x32.h
@@ -310,6 +310,12 @@
 #define __NR_io_uring_setup (__X32_SYSCALL_BIT + 425)
 #define __NR_io_uring_enter (__X32_SYSCALL_BIT + 426)
 #define __NR_io_uring_register (__X32_SYSCALL_BIT + 427)
+#define __NR_open_tree (__X32_SYSCALL_BIT + 428)
+#define __NR_move_mount (__X32_SYSCALL_BIT + 429)
+#define __NR_fsopen (__X32_SYSCALL_BIT + 430)
+#define __NR_fsconfig (__X32_SYSCALL_BIT + 431)
+#define __NR_fsmount (__X32_SYSCALL_BIT + 432)
+#define __NR_fspick (__X32_SYSCALL_BIT + 433)
 #define __NR_rt_sigaction (__X32_SYSCALL_BIT + 512)
 #define __NR_rt_sigreturn (__X32_SYSCALL_BIT + 513)
 #define __NR_ioctl (__X32_SYSCALL_BIT + 514)