3 files changed, 5 insertions, 5 deletions

diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 1c0503bdfb1a..5e7771a3ba2f 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -500,7 +500,7 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka,
         regs->ss = __USER32_DS;
 
         set_fs(USER_DS);
-        regs->flags &= ~X86_EFLAGS_TF;
+        regs->flags &= ~(X86_EFLAGS_TF | X86_EFLAGS_DF);
         if (test_thread_flag(TIF_SINGLESTEP))
                 ptrace_notify(SIGTRAP);
 
@@ -600,7 +600,7 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
         regs->ss = __USER32_DS;
 
         set_fs(USER_DS);
-        regs->flags &= ~X86_EFLAGS_TF;
+        regs->flags &= ~(X86_EFLAGS_TF | X86_EFLAGS_DF);
         if (test_thread_flag(TIF_SINGLESTEP))
                 ptrace_notify(SIGTRAP);
 
diff --git a/arch/x86/kernel/signal_32.c b/arch/x86/kernel/signal_32.c
index caee1f002fed..0157a6f0f41f 100644
--- a/arch/x86/kernel/signal_32.c
+++ b/arch/x86/kernel/signal_32.c
@@ -407,7 +407,7 @@ static int setup_frame(int sig, struct k_sigaction *ka,
          * The tracer may want to single-step inside the
          * handler too.
          */
-        regs->flags &= ~TF_MASK;
+        regs->flags &= ~(TF_MASK | X86_EFLAGS_DF);
         if (test_thread_flag(TIF_SINGLESTEP))
                 ptrace_notify(SIGTRAP);
 
@@ -500,7 +500,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
          * The tracer may want to single-step inside the
          * handler too.
          */
-        regs->flags &= ~TF_MASK;
+        regs->flags &= ~(TF_MASK | X86_EFLAGS_DF);
         if (test_thread_flag(TIF_SINGLESTEP))
                 ptrace_notify(SIGTRAP);
 
diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c
index 7347bb14e306..56b72fb67f9b 100644
--- a/arch/x86/kernel/signal_64.c
+++ b/arch/x86/kernel/signal_64.c
@@ -295,7 +295,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
            see include/asm-x86_64/uaccess.h for details. */
         set_fs(USER_DS);
 
-        regs->flags &= ~X86_EFLAGS_TF;
+        regs->flags &= ~(X86_EFLAGS_TF | X86_EFLAGS_DF);
         if (test_thread_flag(TIF_SINGLESTEP))
                 ptrace_notify(SIGTRAP);
 #ifdef DEBUG_SIG