diff --git a/arch/arm/include/asm/irq.h b/arch/arm/include/asm/irq.h
index 18605f1b3580..26c1d2ced4ce 100644
--- a/arch/arm/include/asm/irq.h
+++ b/arch/arm/include/asm/irq.h
@@ -32,7 +32,7 @@ void handle_IRQ(unsigned int, struct pt_regs *);
 #include <linux/cpumask.h>
 
 extern void arch_trigger_cpumask_backtrace(const cpumask_t *mask,
-					   bool exclude_self);
+					   int exclude_cpu);
 #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
 #endif
 
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 6756203e45f3..3431c0553f45 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -846,7 +846,7 @@ static void raise_nmi(cpumask_t *mask)
 	__ipi_send_mask(ipi_desc[IPI_CPU_BACKTRACE], mask);
 }
 
-void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
+void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu)
 {
-	nmi_trigger_cpumask_backtrace(mask, exclude_self, raise_nmi);
+	nmi_trigger_cpumask_backtrace(mask, exclude_cpu, raise_nmi);
 }
diff --git a/arch/loongarch/include/asm/irq.h b/arch/loongarch/include/asm/irq.h
index a115e8999c69..218b4da0ea90 100644
--- a/arch/loongarch/include/asm/irq.h
+++ b/arch/loongarch/include/asm/irq.h
@@ -40,7 +40,7 @@ void spurious_interrupt(void);
 #define NR_IRQS_LEGACY 16
 
 #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
-void arch_trigger_cpumask_backtrace(const struct cpumask *mask, bool exclude_self);
+void arch_trigger_cpumask_backtrace(const struct cpumask *mask, int exclude_cpu);
 
 #define MAX_IO_PICS 2
 #define NR_IRQS	(64 + (256 * MAX_IO_PICS))
diff --git a/arch/loongarch/kernel/process.c b/arch/loongarch/kernel/process.c
index 2e04eb07abb6..778e8d09953e 100644
--- a/arch/loongarch/kernel/process.c
+++ b/arch/loongarch/kernel/process.c
@@ -345,9 +345,9 @@ static void raise_backtrace(cpumask_t *mask)
 	}
 }
 
-void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
+void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu)
 {
-	nmi_trigger_cpumask_backtrace(mask, exclude_self, raise_backtrace);
+	nmi_trigger_cpumask_backtrace(mask, exclude_cpu, raise_backtrace);
 }
 
 #ifdef CONFIG_64BIT
diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h
index 75abfa834ab7..3a848e7e69f7 100644
--- a/arch/mips/include/asm/irq.h
+++ b/arch/mips/include/asm/irq.h
@@ -77,7 +77,7 @@ extern int cp0_fdc_irq;
 extern int get_c0_fdc_int(void);
 
 void arch_trigger_cpumask_backtrace(const struct cpumask *mask,
-				    bool exclude_self);
+				    int exclude_cpu);
 #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
 
 #endif /* _ASM_IRQ_H */
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index a3225912c862..5387ed0a5186 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -750,9 +750,9 @@ static void raise_backtrace(cpumask_t *mask)
 	}
 }
 
-void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
+void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu)
 {
-	nmi_trigger_cpumask_backtrace(mask, exclude_self, raise_backtrace);
+	nmi_trigger_cpumask_backtrace(mask, exclude_cpu, raise_backtrace);
 }
 
 int mips_get_process_fp_mode(struct task_struct *task)
diff --git a/arch/powerpc/include/asm/irq.h b/arch/powerpc/include/asm/irq.h
index f257cacb49a9..ba1a5974e714 100644
--- a/arch/powerpc/include/asm/irq.h
+++ b/arch/powerpc/include/asm/irq.h
@@ -55,7 +55,7 @@ int irq_choose_cpu(const struct cpumask *mask);
 
 #if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_NMI_IPI)
 extern void arch_trigger_cpumask_backtrace(const cpumask_t *mask,
-					   bool exclude_self);
+					   int exclude_cpu);
 #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
 #endif
 
diff --git a/arch/powerpc/kernel/stacktrace.c b/arch/powerpc/kernel/stacktrace.c
index 5de8597eaab8..b15f15dcacb5 100644
--- a/arch/powerpc/kernel/stacktrace.c
+++ b/arch/powerpc/kernel/stacktrace.c
@@ -221,8 +221,8 @@ static void raise_backtrace_ipi(cpumask_t *mask)
 	}
 }
 
-void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
+void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu)
 {
-	nmi_trigger_cpumask_backtrace(mask, exclude_self, raise_backtrace_ipi);
+	nmi_trigger_cpumask_backtrace(mask, exclude_cpu, raise_backtrace_ipi);
 }
 #endif /* defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_NMI_IPI) */
diff --git a/arch/powerpc/kernel/watchdog.c b/arch/powerpc/kernel/watchdog.c
index edb2dd1f53eb..8c464a5d8246 100644
--- a/arch/powerpc/kernel/watchdog.c
+++ b/arch/powerpc/kernel/watchdog.c
@@ -245,7 +245,7 @@ static void watchdog_smp_panic(int cpu)
 			__cpumask_clear_cpu(c, &wd_smp_cpus_ipi);
 		}
 	} else {
-		trigger_allbutself_cpu_backtrace();
+		trigger_allbutcpu_cpu_backtrace(cpu);
 		cpumask_clear(&wd_smp_cpus_ipi);
 	}
 
@@ -416,7 +416,7 @@ DEFINE_INTERRUPT_HANDLER_NMI(soft_nmi_interrupt)
 		xchg(&__wd_nmi_output, 1); // see wd_lockup_ipi
 
 		if (sysctl_hardlockup_all_cpu_backtrace)
-			trigger_allbutself_cpu_backtrace();
+			trigger_allbutcpu_cpu_backtrace(cpu);
 
 		if (hardlockup_panic)
 			nmi_panic(regs, "Hard LOCKUP");
diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h
index b436029f1ced..8c4c0c87f998 100644
--- a/arch/sparc/include/asm/irq_64.h
+++ b/arch/sparc/include/asm/irq_64.h
@@ -87,7 +87,7 @@ static inline unsigned long get_softint(void)
 }
 
 void arch_trigger_cpumask_backtrace(const struct cpumask *mask,
-				    bool exclude_self);
+				    int exclude_cpu);
 #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
 
 extern void *hardirq_stack[NR_CPUS];
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index b51d8fb0ecdc..1ea3f37fa985 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -236,7 +236,7 @@ static void __global_reg_poll(struct global_reg_snapshot *gp)
 	}
 }
 
-void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
+void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu)
 {
 	struct thread_info *tp = current_thread_info();
 	struct pt_regs *regs = get_irq_regs();
@@ -252,7 +252,7 @@ void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
 
 	memset(global_cpu_snapshot, 0, sizeof(global_cpu_snapshot));
 
-	if (cpumask_test_cpu(this_cpu, mask) && !exclude_self)
+	if (cpumask_test_cpu(this_cpu, mask) && this_cpu != exclude_cpu)
 		__global_reg_self(tp, regs, this_cpu);
 
 	smp_fetch_global_regs();
@@ -260,7 +260,7 @@ void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
 	for_each_cpu(cpu, mask) {
 		struct global_reg_snapshot *gp;
 
-		if (exclude_self && cpu == this_cpu)
+		if (cpu == exclude_cpu)
 			continue;
 
 		gp = &global_cpu_snapshot[cpu].reg;
diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
index 29e083b92813..836c170d3087 100644
--- a/arch/x86/include/asm/irq.h
+++ b/arch/x86/include/asm/irq.h
@@ -42,7 +42,7 @@ extern void init_ISA_irqs(void);
 
 #ifdef CONFIG_X86_LOCAL_APIC
 void arch_trigger_cpumask_backtrace(const struct cpumask *mask,
-				    bool exclude_self);
+				    int exclude_cpu);
 
 #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
 #endif
diff --git a/arch/x86/kernel/apic/hw_nmi.c b/arch/x86/kernel/apic/hw_nmi.c
index 34a992e275ef..d6e01f924299 100644
--- a/arch/x86/kernel/apic/hw_nmi.c
+++ b/arch/x86/kernel/apic/hw_nmi.c
@@ -34,9 +34,9 @@ static void nmi_raise_cpu_backtrace(cpumask_t *mask)
 	apic->send_IPI_mask(mask, NMI_VECTOR);
 }
 
-void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
+void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu)
 {
-	nmi_trigger_cpumask_backtrace(mask, exclude_self,
+	nmi_trigger_cpumask_backtrace(mask, exclude_cpu,
 				      nmi_raise_cpu_backtrace);
 }
 
diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index e3e6a64b98e0..7cf7801856a1 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -157,31 +157,31 @@ static inline void touch_nmi_watchdog(void)
 #ifdef arch_trigger_cpumask_backtrace
 static inline bool trigger_all_cpu_backtrace(void)
 {
-	arch_trigger_cpumask_backtrace(cpu_online_mask, false);
+	arch_trigger_cpumask_backtrace(cpu_online_mask, -1);
 	return true;
 }
 
-static inline bool trigger_allbutself_cpu_backtrace(void)
+static inline bool trigger_allbutcpu_cpu_backtrace(int exclude_cpu)
 {
-	arch_trigger_cpumask_backtrace(cpu_online_mask, true);
+	arch_trigger_cpumask_backtrace(cpu_online_mask, exclude_cpu);
 	return true;
 }
 
 static inline bool trigger_cpumask_backtrace(struct cpumask *mask)
 {
-	arch_trigger_cpumask_backtrace(mask, false);
+	arch_trigger_cpumask_backtrace(mask, -1);
 	return true;
 }
 
 static inline bool trigger_single_cpu_backtrace(int cpu)
 {
-	arch_trigger_cpumask_backtrace(cpumask_of(cpu), false);
+	arch_trigger_cpumask_backtrace(cpumask_of(cpu), -1);
 	return true;
 }
 
 /* generic implementation */
 void nmi_trigger_cpumask_backtrace(const cpumask_t *mask,
-				   bool exclude_self,
+				   int exclude_cpu,
 				   void (*raise)(cpumask_t *mask));
 bool nmi_cpu_backtrace(struct pt_regs *regs);
 
@@ -190,7 +190,7 @@ static inline bool trigger_all_cpu_backtrace(void)
 {
 	return false;
 }
-static inline bool trigger_allbutself_cpu_backtrace(void)
+static inline bool trigger_allbutcpu_cpu_backtrace(void)
 {
 	return false;
 }
diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index be38276a365f..085d7a78f62f 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -523,7 +523,7 @@ static enum hrtimer_restart watchdog_timer_fn(struct hrtimer *hrtimer)
 			dump_stack();
 
 		if (softlockup_all_cpu_backtrace) {
-			trigger_allbutself_cpu_backtrace();
+			trigger_allbutcpu_cpu_backtrace(smp_processor_id());
 			clear_bit_unlock(0, &soft_lockup_nmi_warn);
 		}
 
diff --git a/lib/nmi_backtrace.c b/lib/nmi_backtrace.c
index 5274bbb026d7..33c154264bfe 100644
--- a/lib/nmi_backtrace.c
+++ b/lib/nmi_backtrace.c
@@ -34,7 +34,7 @@ static unsigned long backtrace_flag;
  * they are passed being updated as a side effect of this call.
  */
 void nmi_trigger_cpumask_backtrace(const cpumask_t *mask,
-				   bool exclude_self,
+				   int exclude_cpu,
 				   void (*raise)(cpumask_t *mask))
 {
 	int i, this_cpu = get_cpu();
@@ -49,8 +49,8 @@ void nmi_trigger_cpumask_backtrace(const cpumask_t *mask,
 	}
 
 	cpumask_copy(to_cpumask(backtrace_mask), mask);
-	if (exclude_self)
-		cpumask_clear_cpu(this_cpu, to_cpumask(backtrace_mask));
+	if (exclude_cpu != -1)
+		cpumask_clear_cpu(exclude_cpu, to_cpumask(backtrace_mask));
 
 	/*
 	 * Don't try to send an NMI to this cpu; it may work on some
