diff --git a/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h b/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h
index 8f21ee66a0..746991aa2f 100644
--- a/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h
@@ -44,6 +44,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl 25
diff --git a/sysdeps/unix/sysv/linux/alpha/arch-syscall.h b/sysdeps/unix/sysv/linux/alpha/arch-syscall.h
index c5802a5fec..32efe51267 100644
--- a/sysdeps/unix/sysv/linux/alpha/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/alpha/arch-syscall.h
@@ -56,6 +56,7 @@
 #define __NR_fchdir 13
 #define __NR_fchmod 124
 #define __NR_fchmodat 461
+#define __NR_fchmodat2 562
 #define __NR_fchown 123
 #define __NR_fchownat 453
 #define __NR_fcntl 92
diff --git a/sysdeps/unix/sysv/linux/arc/arch-syscall.h b/sysdeps/unix/sysv/linux/arc/arch-syscall.h
index f23f9e1154..1d2879e877 100644
--- a/sysdeps/unix/sysv/linux/arc/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/arc/arch-syscall.h
@@ -48,6 +48,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl64 25
diff --git a/sysdeps/unix/sysv/linux/arm/arch-syscall.h b/sysdeps/unix/sysv/linux/arm/arch-syscall.h
index 7edf574899..6711981e78 100644
--- a/sysdeps/unix/sysv/linux/arm/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/arm/arch-syscall.h
@@ -64,6 +64,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 333
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchown32 207
 #define __NR_fchownat 325
diff --git a/sysdeps/unix/sysv/linux/csky/arch-syscall.h b/sysdeps/unix/sysv/linux/csky/arch-syscall.h
index d74a06e063..92d9a703ea 100644
--- a/sysdeps/unix/sysv/linux/csky/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/csky/arch-syscall.h
@@ -50,6 +50,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl64 25
diff --git a/sysdeps/unix/sysv/linux/hppa/arch-syscall.h b/sysdeps/unix/sysv/linux/hppa/arch-syscall.h
index 5568b94cd3..fbac124b70 100644
--- a/sysdeps/unix/sysv/linux/hppa/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/hppa/arch-syscall.h
@@ -63,6 +63,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 286
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchownat 278
 #define __NR_fcntl 55
diff --git a/sysdeps/unix/sysv/linux/i386/arch-syscall.h b/sysdeps/unix/sysv/linux/i386/arch-syscall.h
index 3af21a15cb..8961788a96 100644
--- a/sysdeps/unix/sysv/linux/i386/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/i386/arch-syscall.h
@@ -67,6 +67,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 306
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchown32 207
 #define __NR_fchownat 298
diff --git a/sysdeps/unix/sysv/linux/ia64/arch-syscall.h b/sysdeps/unix/sysv/linux/ia64/arch-syscall.h
index 39b270e642..1ef762d693 100644
--- a/sysdeps/unix/sysv/linux/ia64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/ia64/arch-syscall.h
@@ -55,6 +55,7 @@
 #define __NR_fchdir 1035
 #define __NR_fchmod 1099
 #define __NR_fchmodat 1292
+#define __NR_fchmodat2 1476
 #define __NR_fchown 1100
 #define __NR_fchownat 1284
 #define __NR_fcntl 1066
diff --git a/sysdeps/unix/sysv/linux/loongarch/arch-syscall.h b/sysdeps/unix/sysv/linux/loongarch/arch-syscall.h
index fdefe8bb6f..3664e6f7c8 100644
--- a/sysdeps/unix/sysv/linux/loongarch/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/loongarch/arch-syscall.h
@@ -44,6 +44,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl 25
diff --git a/sysdeps/unix/sysv/linux/m68k/arch-syscall.h b/sysdeps/unix/sysv/linux/m68k/arch-syscall.h
index 315e49cd33..2053d5d392 100644
--- a/sysdeps/unix/sysv/linux/m68k/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/m68k/arch-syscall.h
@@ -67,6 +67,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 299
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchown32 207
 #define __NR_fchownat 291
diff --git a/sysdeps/unix/sysv/linux/microblaze/arch-syscall.h b/sysdeps/unix/sysv/linux/microblaze/arch-syscall.h
index 54af12780c..6865b1693c 100644
--- a/sysdeps/unix/sysv/linux/microblaze/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/microblaze/arch-syscall.h
@@ -67,6 +67,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 306
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchown32 207
 #define __NR_fchownat 298
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/arch-syscall.h b/sysdeps/unix/sysv/linux/mips/mips32/arch-syscall.h
index a2aa1ffa1b..b13ace8e1c 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/mips/mips32/arch-syscall.h
@@ -67,6 +67,7 @@
 #define __NR_fchdir 4133
 #define __NR_fchmod 4094
 #define __NR_fchmodat 4299
+#define __NR_fchmodat2 4452
 #define __NR_fchown 4095
 #define __NR_fchownat 4291
 #define __NR_fcntl 4055
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/arch-syscall.h b/sysdeps/unix/sysv/linux/mips/mips64/n32/arch-syscall.h
index 5bec858040..b7a7c0dfa7 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/arch-syscall.h
@@ -64,6 +64,7 @@
 #define __NR_fchdir 6079
 #define __NR_fchmod 6089
 #define __NR_fchmodat 6262
+#define __NR_fchmodat2 6452
 #define __NR_fchown 6091
 #define __NR_fchownat 6254
 #define __NR_fcntl 6070
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/arch-syscall.h b/sysdeps/unix/sysv/linux/mips/mips64/n64/arch-syscall.h
index 0166371ee2..e5d7f91f48 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/arch-syscall.h
@@ -59,6 +59,7 @@
 #define __NR_fchdir 5079
 #define __NR_fchmod 5089
 #define __NR_fchmodat 5258
+#define __NR_fchmodat2 5452
 #define __NR_fchown 5091
 #define __NR_fchownat 5250
 #define __NR_fcntl 5070
diff --git a/sysdeps/unix/sysv/linux/nios2/arch-syscall.h b/sysdeps/unix/sysv/linux/nios2/arch-syscall.h
index 29a4cfa988..89950cc33a 100644
--- a/sysdeps/unix/sysv/linux/nios2/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/nios2/arch-syscall.h
@@ -49,6 +49,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl64 25
diff --git a/sysdeps/unix/sysv/linux/or1k/arch-syscall.h b/sysdeps/unix/sysv/linux/or1k/arch-syscall.h
index f5a3729663..4c07d9c204 100644
--- a/sysdeps/unix/sysv/linux/or1k/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/or1k/arch-syscall.h
@@ -49,6 +49,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl64 25
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/arch-syscall.h b/sysdeps/unix/sysv/linux/powerpc/powerpc32/arch-syscall.h
index 3a212a0269..64683bcb76 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/arch-syscall.h
@@ -66,6 +66,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 297
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchownat 289
 #define __NR_fcntl 55
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/arch-syscall.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/arch-syscall.h
index 1038ead227..af1bbf32e8 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/arch-syscall.h
@@ -60,6 +60,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 297
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchownat 289
 #define __NR_fcntl 55
diff --git a/sysdeps/unix/sysv/linux/riscv/rv32/arch-syscall.h b/sysdeps/unix/sysv/linux/riscv/rv32/arch-syscall.h
index 57b043ffb5..56e3088cbf 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv32/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/riscv/rv32/arch-syscall.h
@@ -43,6 +43,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl64 25
diff --git a/sysdeps/unix/sysv/linux/riscv/rv64/arch-syscall.h b/sysdeps/unix/sysv/linux/riscv/rv64/arch-syscall.h
index 1041a0f8c9..508161b47a 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/riscv/rv64/arch-syscall.h
@@ -44,6 +44,7 @@
 #define __NR_fchdir 50
 #define __NR_fchmod 52
 #define __NR_fchmodat 53
+#define __NR_fchmodat2 452
 #define __NR_fchown 55
 #define __NR_fchownat 54
 #define __NR_fcntl 25
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/arch-syscall.h b/sysdeps/unix/sysv/linux/s390/s390-32/arch-syscall.h
index 70d4c6782e..1498ebf42e 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/arch-syscall.h
@@ -65,6 +65,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 299
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchown32 207
 #define __NR_fchownat 291
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/arch-syscall.h b/sysdeps/unix/sysv/linux/s390/s390-64/arch-syscall.h
index 65a8a9e316..624d71b56d 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/arch-syscall.h
@@ -56,6 +56,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 299
+#define __NR_fchmodat2 452
 #define __NR_fchown 207
 #define __NR_fchownat 291
 #define __NR_fcntl 55
diff --git a/sysdeps/unix/sysv/linux/sh/arch-syscall.h b/sysdeps/unix/sysv/linux/sh/arch-syscall.h
index 94aad0f119..37211f5f8c 100644
--- a/sysdeps/unix/sysv/linux/sh/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/sh/arch-syscall.h
@@ -64,6 +64,7 @@
 #define __NR_fchdir 133
 #define __NR_fchmod 94
 #define __NR_fchmodat 306
+#define __NR_fchmodat2 452
 #define __NR_fchown 95
 #define __NR_fchown32 207
 #define __NR_fchownat 298
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/arch-syscall.h b/sysdeps/unix/sysv/linux/sparc/sparc32/arch-syscall.h
index d630306c75..8093abcc9c 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/arch-syscall.h
@@ -66,6 +66,7 @@
 #define __NR_fchdir 176
 #define __NR_fchmod 124
 #define __NR_fchmodat 295
+#define __NR_fchmodat2 452
 #define __NR_fchown 123
 #define __NR_fchown32 32
 #define __NR_fchownat 287
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/arch-syscall.h b/sysdeps/unix/sysv/linux/sparc/sparc64/arch-syscall.h
index 930f29b4d2..d25ccfb571 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/arch-syscall.h
@@ -60,6 +60,7 @@
 #define __NR_fchdir 176
 #define __NR_fchmod 124
 #define __NR_fchmodat 295
+#define __NR_fchmodat2 452
 #define __NR_fchown 123
 #define __NR_fchownat 287
 #define __NR_fcntl 92
diff --git a/sysdeps/unix/sysv/linux/syscall-names.list b/sysdeps/unix/sysv/linux/syscall-names.list
index cf6f70ecd9..52d5948d84 100644
--- a/sysdeps/unix/sysv/linux/syscall-names.list
+++ b/sysdeps/unix/sysv/linux/syscall-names.list
@@ -117,6 +117,7 @@ fanotify_mark
 fchdir
 fchmod
 fchmodat
+fchmodat2
 fchown
 fchown32
 fchownat
@@ -246,6 +247,7 @@ lsetxattr
 lstat
 lstat64
 madvise
+map_shadow_stack
 mbind
 membarrier
 memfd_create
diff --git a/sysdeps/unix/sysv/linux/x86_64/64/arch-syscall.h b/sysdeps/unix/sysv/linux/x86_64/64/arch-syscall.h
index 58646cf0bd..5e4c9e901c 100644
--- a/sysdeps/unix/sysv/linux/x86_64/64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/x86_64/64/arch-syscall.h
@@ -59,6 +59,7 @@
 #define __NR_fchdir 81
 #define __NR_fchmod 91
 #define __NR_fchmodat 268
+#define __NR_fchmodat2 452
 #define __NR_fchown 93
 #define __NR_fchownat 260
 #define __NR_fcntl 72
@@ -153,6 +154,7 @@
 #define __NR_lsetxattr 189
 #define __NR_lstat 6
 #define __NR_madvise 28
+#define __NR_map_shadow_stack 453
 #define __NR_mbind 237
 #define __NR_membarrier 324
 #define __NR_memfd_create 319
diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/arch-syscall.h b/sysdeps/unix/sysv/linux/x86_64/x32/arch-syscall.h
index 604bcdfa5b..dd5e196272 100644
--- a/sysdeps/unix/sysv/linux/x86_64/x32/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/x86_64/x32/arch-syscall.h
@@ -55,6 +55,7 @@
 #define __NR_fchdir 1073741905
 #define __NR_fchmod 1073741915
 #define __NR_fchmodat 1073742092
+#define __NR_fchmodat2 1073742276
 #define __NR_fchown 1073741917
 #define __NR_fchownat 1073742084
 #define __NR_fcntl 1073741896
