diff --git a/arch/arm/bits/signal.h b/arch/arm/bits/signal.h
index fd36bc782337ec4969d2fa4b6bb5736db01e6b2b..a658ef638be3799c068c887b7997c54e78651d36 100644
--- a/arch/arm/bits/signal.h
+++ b/arch/arm/bits/signal.h
@@ -44,6 +44,7 @@ typedef struct __ucontext {
 #define SIGILL    4
 #define SIGTRAP   5
 #define SIGABRT   6
+#define SIGIOT    SIGABRT
 #define SIGBUS    7
 #define SIGFPE    8
 #define SIGKILL   9
diff --git a/arch/i386/bits/signal.h b/arch/i386/bits/signal.h
index aebf381243b6e56fffe0928a7511fe1e178c13c0..75844e5b27873dd05897b02a5092fe479a50f057 100644
--- a/arch/i386/bits/signal.h
+++ b/arch/i386/bits/signal.h
@@ -79,6 +79,7 @@ typedef struct __ucontext {
 #define SIGILL    4
 #define SIGTRAP   5
 #define SIGABRT   6
+#define SIGIOT    SIGABRT
 #define SIGBUS    7
 #define SIGFPE    8
 #define SIGKILL   9
diff --git a/arch/microblaze/bits/signal.h b/arch/microblaze/bits/signal.h
index 94aafd0f02a7b6877ac78c0384f36366c3e57485..ba711c8cd231e36a128c5bf9b0e77eb1c7a072b5 100644
--- a/arch/microblaze/bits/signal.h
+++ b/arch/microblaze/bits/signal.h
@@ -46,6 +46,7 @@ typedef struct __ucontext {
 #define SIGILL    4
 #define SIGTRAP   5
 #define SIGABRT   6
+#define SIGIOT    SIGABRT
 #define SIGBUS    7
 #define SIGFPE    8
 #define SIGKILL   9
diff --git a/arch/powerpc/bits/signal.h b/arch/powerpc/bits/signal.h
index 81012d5b7ea8badadfeec7f7906bf00304c3786e..c073cd219846f33947f370cbe26734a5d2e8acca 100644
--- a/arch/powerpc/bits/signal.h
+++ b/arch/powerpc/bits/signal.h
@@ -77,7 +77,7 @@ typedef struct __ucontext {
 #define SIGILL    4
 #define SIGTRAP   5
 #define SIGABRT   6
-#define SIGIOT    6
+#define SIGIOT    SIGABRT
 #define SIGBUS    7
 #define SIGFPE    8
 #define SIGKILL   9
diff --git a/arch/x86_64/bits/signal.h b/arch/x86_64/bits/signal.h
index 71b656b5240d24eeea64ec01925dedff56fa40d7..d5f01cedc191d6e6f31cf657b9967a49a4ede459 100644
--- a/arch/x86_64/bits/signal.h
+++ b/arch/x86_64/bits/signal.h
@@ -86,6 +86,7 @@ typedef struct __ucontext {
 #define SIGILL    4
 #define SIGTRAP   5
 #define SIGABRT   6
+#define SIGIOT    SIGABRT
 #define SIGBUS    7
 #define SIGFPE    8
 #define SIGKILL   9