diff --git a/target/alpha/cpu.c b/target/alpha/cpu.c
index 270ae787b1..e2156fcb41 100644
--- a/target/alpha/cpu.c
+++ b/target/alpha/cpu.c
@@ -286,6 +286,7 @@ static const TypeInfo alpha_cpu_type_infos[] = {
         .name = TYPE_ALPHA_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(AlphaCPU),
+        .instance_align = __alignof(AlphaCPU),
         .instance_init = alpha_cpu_initfn,
         .abstract = true,
         .class_size = sizeof(AlphaCPUClass),
diff --git a/target/avr/cpu.c b/target/avr/cpu.c
index 8f741f258c..c5a6436336 100644
--- a/target/avr/cpu.c
+++ b/target/avr/cpu.c
@@ -390,6 +390,7 @@ static const TypeInfo avr_cpu_type_info[] = {
         .name = TYPE_AVR_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(AVRCPU),
+        .instance_align = __alignof(AVRCPU),
         .instance_init = avr_cpu_initfn,
         .class_size = sizeof(AVRCPUClass),
         .class_init = avr_cpu_class_init,
diff --git a/target/cris/cpu.c b/target/cris/cpu.c
index a6a93c2359..8ab8a30b8d 100644
--- a/target/cris/cpu.c
+++ b/target/cris/cpu.c
@@ -345,6 +345,7 @@ static const TypeInfo cris_cpu_model_type_infos[] = {
         .name = TYPE_CRIS_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(CRISCPU),
+        .instance_align = __alignof(CRISCPU),
         .instance_init = cris_cpu_initfn,
         .abstract = true,
         .class_size = sizeof(CRISCPUClass),
diff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c
index f155936289..65f198b956 100644
--- a/target/hexagon/cpu.c
+++ b/target/hexagon/cpu.c
@@ -408,6 +408,7 @@ static const TypeInfo hexagon_cpu_type_infos[] = {
         .name = TYPE_HEXAGON_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(HexagonCPU),
+        .instance_align = __alignof(HexagonCPU),
         .instance_init = hexagon_cpu_init,
         .abstract = true,
         .class_size = sizeof(HexagonCPUClass),
diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c
index 11022f9c99..17fa901f6a 100644
--- a/target/hppa/cpu.c
+++ b/target/hppa/cpu.c
@@ -212,6 +212,7 @@ static const TypeInfo hppa_cpu_type_info = {
     .name = TYPE_HPPA_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(HPPACPU),
+    .instance_align = __alignof(HPPACPU),
     .instance_init = hppa_cpu_initfn,
     .abstract = false,
     .class_size = sizeof(HPPACPUClass),
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index b2a20365e1..7f15ea4ec4 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -8020,6 +8020,7 @@ static const TypeInfo x86_cpu_type_info = {
     .name = TYPE_X86_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(X86CPU),
+    .instance_align = __alignof(X86CPU),
     .instance_init = x86_cpu_initfn,
     .instance_post_init = x86_cpu_post_initfn,
 
diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c
index 65f9320e34..56e67cea8d 100644
--- a/target/loongarch/cpu.c
+++ b/target/loongarch/cpu.c
@@ -804,6 +804,7 @@ static const TypeInfo loongarch_cpu_type_infos[] = {
         .name = TYPE_LOONGARCH_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(LoongArchCPU),
+        .instance_align = __alignof(LoongArchCPU),
         .instance_init = loongarch_cpu_init,
 
         .abstract = true,
diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c
index 70d58471dc..d34d1b57d0 100644
--- a/target/m68k/cpu.c
+++ b/target/m68k/cpu.c
@@ -611,6 +611,7 @@ static const TypeInfo m68k_cpus_type_infos[] = {
         .name = TYPE_M68K_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(M68kCPU),
+        .instance_align = __alignof(M68kCPU),
         .instance_init = m68k_cpu_initfn,
         .abstract = true,
         .class_size = sizeof(M68kCPUClass),
diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c
index 03c2c4db1f..c53711da52 100644
--- a/target/microblaze/cpu.c
+++ b/target/microblaze/cpu.c
@@ -439,6 +439,7 @@ static const TypeInfo mb_cpu_type_info = {
     .name = TYPE_MICROBLAZE_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(MicroBlazeCPU),
+    .instance_align = __alignof(MicroBlazeCPU),
     .instance_init = mb_cpu_initfn,
     .class_size = sizeof(MicroBlazeCPUClass),
     .class_init = mb_cpu_class_init,
diff --git a/target/mips/cpu.c b/target/mips/cpu.c
index 63da1948fd..fee791aa44 100644
--- a/target/mips/cpu.c
+++ b/target/mips/cpu.c
@@ -600,6 +600,7 @@ static const TypeInfo mips_cpu_type_info = {
     .name = TYPE_MIPS_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(MIPSCPU),
+    .instance_align = __alignof(MIPSCPU),
     .instance_init = mips_cpu_initfn,
     .abstract = true,
     .class_size = sizeof(MIPSCPUClass),
diff --git a/target/nios2/cpu.c b/target/nios2/cpu.c
index bc5cbf81c2..598976305f 100644
--- a/target/nios2/cpu.c
+++ b/target/nios2/cpu.c
@@ -400,6 +400,7 @@ static const TypeInfo nios2_cpu_type_info = {
     .name = TYPE_NIOS2_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(Nios2CPU),
+    .instance_align = __alignof(Nios2CPU),
     .instance_init = nios2_cpu_initfn,
     .class_size = sizeof(Nios2CPUClass),
     .class_init = nios2_cpu_class_init,
diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c
index 61d748cfdc..be067709b8 100644
--- a/target/openrisc/cpu.c
+++ b/target/openrisc/cpu.c
@@ -314,6 +314,7 @@ static const TypeInfo openrisc_cpus_type_infos[] = {
         .name = TYPE_OPENRISC_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(OpenRISCCPU),
+        .instance_align = __alignof(OpenRISCCPU),
         .instance_init = openrisc_cpu_initfn,
         .abstract = true,
         .class_size = sizeof(OpenRISCCPUClass),
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index f227c7664e..8a765d5117 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -2314,7 +2314,7 @@ static const TypeInfo riscv_cpu_type_infos[] = {
         .name = TYPE_RISCV_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(RISCVCPU),
-        .instance_align = __alignof__(RISCVCPU),
+        .instance_align = __alignof(RISCVCPU),
         .instance_init = riscv_cpu_init,
         .abstract = true,
         .class_size = sizeof(RISCVCPUClass),
diff --git a/target/rx/cpu.c b/target/rx/cpu.c
index 157e57da0f..51559943fb 100644
--- a/target/rx/cpu.c
+++ b/target/rx/cpu.c
@@ -248,6 +248,7 @@ static const TypeInfo rx_cpu_info = {
     .name = TYPE_RX_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(RXCPU),
+    .instance_align = __alignof(RXCPU),
     .instance_init = rx_cpu_init,
     .abstract = true,
     .class_size = sizeof(RXCPUClass),
diff --git a/target/sh4/cpu.c b/target/sh4/cpu.c
index 61769ffdfa..a90e41c4ec 100644
--- a/target/sh4/cpu.c
+++ b/target/sh4/cpu.c
@@ -315,6 +315,7 @@ static const TypeInfo superh_cpu_type_infos[] = {
         .name = TYPE_SUPERH_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(SuperHCPU),
+        .instance_align = __alignof(SuperHCPU),
         .instance_init = superh_cpu_initfn,
         .abstract = true,
         .class_size = sizeof(SuperHCPUClass),
diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index 130ab8f578..d6d3c4b031 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -930,6 +930,7 @@ static const TypeInfo sparc_cpu_type_info = {
     .name = TYPE_SPARC_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(SPARCCPU),
+    .instance_align = __alignof(SPARCCPU),
     .instance_init = sparc_cpu_initfn,
     .abstract = true,
     .class_size = sizeof(SPARCCPUClass),
diff --git a/target/tricore/cpu.c b/target/tricore/cpu.c
index 133a9ac70e..50aec6cf10 100644
--- a/target/tricore/cpu.c
+++ b/target/tricore/cpu.c
@@ -230,6 +230,7 @@ static const TypeInfo tricore_cpu_type_infos[] = {
         .name = TYPE_TRICORE_CPU,
         .parent = TYPE_CPU,
         .instance_size = sizeof(TriCoreCPU),
+        .instance_align = __alignof(TriCoreCPU),
         .instance_init = tricore_cpu_initfn,
         .abstract = true,
         .class_size = sizeof(TriCoreCPUClass),
diff --git a/target/xtensa/cpu.c b/target/xtensa/cpu.c
index acaf8c905f..281872d7ca 100644
--- a/target/xtensa/cpu.c
+++ b/target/xtensa/cpu.c
@@ -273,6 +273,7 @@ static const TypeInfo xtensa_cpu_type_info = {
     .name = TYPE_XTENSA_CPU,
     .parent = TYPE_CPU,
     .instance_size = sizeof(XtensaCPU),
+    .instance_align = __alignof(XtensaCPU),
     .instance_init = xtensa_cpu_initfn,
     .abstract = true,
     .class_size = sizeof(XtensaCPUClass),
