diff --git a/tools/testing/selftests/kvm/aarch64/arch_timer.c b/tools/testing/selftests/kvm/aarch64/arch_timer.c
index b53bcf126e6a..274b8465b42a 100644
--- a/tools/testing/selftests/kvm/aarch64/arch_timer.c
+++ b/tools/testing/selftests/kvm/aarch64/arch_timer.c
@@ -19,8 +19,6 @@
  *
  * Copyright (c) 2021, Google LLC.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #define _GNU_SOURCE
 
 #include <stdlib.h>
diff --git a/tools/testing/selftests/kvm/aarch64/debug-exceptions.c b/tools/testing/selftests/kvm/aarch64/debug-exceptions.c
index fdd5b05e1b0e..f5b6cb3a0019 100644
--- a/tools/testing/selftests/kvm/aarch64/debug-exceptions.c
+++ b/tools/testing/selftests/kvm/aarch64/debug-exceptions.c
@@ -1,6 +1,4 @@
 // SPDX-License-Identifier: GPL-2.0
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <test_util.h>
 #include <kvm_util.h>
 #include <processor.h>
diff --git a/tools/testing/selftests/kvm/aarch64/hypercalls.c b/tools/testing/selftests/kvm/aarch64/hypercalls.c
index 94555a7d3c7e..31f66ba97228 100644
--- a/tools/testing/selftests/kvm/aarch64/hypercalls.c
+++ b/tools/testing/selftests/kvm/aarch64/hypercalls.c
@@ -8,8 +8,6 @@
  * hypercalls are properly masked or unmasked to the guest when disabled or
  * enabled from the KVM userspace, respectively.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <errno.h>
 #include <linux/arm-smccc.h>
 #include <asm/kvm.h>
diff --git a/tools/testing/selftests/kvm/aarch64/page_fault_test.c b/tools/testing/selftests/kvm/aarch64/page_fault_test.c
index 0b0dd90feae5..47bb914ab2fa 100644
--- a/tools/testing/selftests/kvm/aarch64/page_fault_test.c
+++ b/tools/testing/selftests/kvm/aarch64/page_fault_test.c
@@ -7,8 +7,6 @@
  * hugetlbfs with a hole). It checks that the expected handling method is
  * called (e.g., uffd faults with the right address and write/read flag).
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #define _GNU_SOURCE
 #include <linux/bitmap.h>
 #include <fcntl.h>
diff --git a/tools/testing/selftests/kvm/aarch64/vgic_irq.c b/tools/testing/selftests/kvm/aarch64/vgic_irq.c
index 67da33aa6d17..2e64b4856e38 100644
--- a/tools/testing/selftests/kvm/aarch64/vgic_irq.c
+++ b/tools/testing/selftests/kvm/aarch64/vgic_irq.c
@@ -7,8 +7,6 @@
  * host to inject a specific intid via a GUEST_SYNC call, and then checks that
  * it received it.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <asm/kvm.h>
 #include <asm/kvm_para.h>
 #include <sys/eventfd.h>
diff --git a/tools/testing/selftests/kvm/guest_print_test.c b/tools/testing/selftests/kvm/guest_print_test.c
index 777838d42427..3a9a5db9794e 100644
--- a/tools/testing/selftests/kvm/guest_print_test.c
+++ b/tools/testing/selftests/kvm/guest_print_test.c
@@ -4,8 +4,6 @@
  *
  * Copyright 2022, Google, Inc. and/or its affiliates.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/tools/testing/selftests/kvm/include/ucall_common.h b/tools/testing/selftests/kvm/include/ucall_common.h
index 4ce11c15285a..b7e964b3182e 100644
--- a/tools/testing/selftests/kvm/include/ucall_common.h
+++ b/tools/testing/selftests/kvm/include/ucall_common.h
@@ -65,7 +65,6 @@ enum guest_assert_builtin_args {
 	GUEST_ASSERT_BUILTIN_NARGS
 };
 
-#ifdef USE_GUEST_ASSERT_PRINTF
 #define ____GUEST_ASSERT(_condition, _exp, _fmt, _args...)				\
 do {											\
 	if (!(_condition))								\
@@ -107,74 +106,4 @@ do {										\
 #define GUEST_ASSERT_1(_condition, arg1) \
 	__GUEST_ASSERT(_condition, "arg1 = 0x%lx", arg1)
 
-#else
-
-#define __GUEST_ASSERT(_condition, _condstr, _nargs, _args...)		\
-do {									\
-	if (!(_condition))						\
-		ucall(UCALL_ABORT, GUEST_ASSERT_BUILTIN_NARGS + _nargs,	\
-		      "Failed guest assert: " _condstr,			\
-		      __FILE__, __LINE__, ##_args);			\
-} while (0)
-
-#define GUEST_ASSERT(_condition) \
-	__GUEST_ASSERT(_condition, #_condition, 0, 0)
-
-#define GUEST_ASSERT_1(_condition, arg1) \
-	__GUEST_ASSERT(_condition, #_condition, 1, (arg1))
-
-#define GUEST_ASSERT_2(_condition, arg1, arg2) \
-	__GUEST_ASSERT(_condition, #_condition, 2, (arg1), (arg2))
-
-#define GUEST_ASSERT_3(_condition, arg1, arg2, arg3) \
-	__GUEST_ASSERT(_condition, #_condition, 3, (arg1), (arg2), (arg3))
-
-#define GUEST_ASSERT_4(_condition, arg1, arg2, arg3, arg4) \
-	__GUEST_ASSERT(_condition, #_condition, 4, (arg1), (arg2), (arg3), (arg4))
-
-#define GUEST_ASSERT_EQ(a, b) __GUEST_ASSERT((a) == (b), #a " == " #b, 2, a, b)
-
-#define __REPORT_GUEST_ASSERT(_ucall, fmt, _args...)			\
-	TEST_FAIL("%s at %s:%ld\n" fmt,					\
-		  (const char *)(_ucall).args[GUEST_ERROR_STRING],	\
-		  (const char *)(_ucall).args[GUEST_FILE],		\
-		  (_ucall).args[GUEST_LINE],				\
-		  ##_args)
-
-#define GUEST_ASSERT_ARG(ucall, i) ((ucall).args[GUEST_ASSERT_BUILTIN_NARGS + i])
-
-#define REPORT_GUEST_ASSERT(ucall)		\
-	__REPORT_GUEST_ASSERT((ucall), "")
-
-#define REPORT_GUEST_ASSERT_1(ucall, fmt)			\
-	__REPORT_GUEST_ASSERT((ucall),				\
-			      fmt,				\
-			      GUEST_ASSERT_ARG((ucall), 0))
-
-#define REPORT_GUEST_ASSERT_2(ucall, fmt)			\
-	__REPORT_GUEST_ASSERT((ucall),				\
-			      fmt,				\
-			      GUEST_ASSERT_ARG((ucall), 0),	\
-			      GUEST_ASSERT_ARG((ucall), 1))
-
-#define REPORT_GUEST_ASSERT_3(ucall, fmt)			\
-	__REPORT_GUEST_ASSERT((ucall),				\
-			      fmt,				\
-			      GUEST_ASSERT_ARG((ucall), 0),	\
-			      GUEST_ASSERT_ARG((ucall), 1),	\
-			      GUEST_ASSERT_ARG((ucall), 2))
-
-#define REPORT_GUEST_ASSERT_4(ucall, fmt)			\
-	__REPORT_GUEST_ASSERT((ucall),				\
-			      fmt,				\
-			      GUEST_ASSERT_ARG((ucall), 0),	\
-			      GUEST_ASSERT_ARG((ucall), 1),	\
-			      GUEST_ASSERT_ARG((ucall), 2),	\
-			      GUEST_ASSERT_ARG((ucall), 3))
-
-#define REPORT_GUEST_ASSERT_N(ucall, fmt, args...)	\
-	__REPORT_GUEST_ASSERT((ucall), fmt, ##args)
-
-#endif /* USE_GUEST_ASSERT_PRINTF */
-
 #endif /* SELFTEST_KVM_UCALL_COMMON_H */
diff --git a/tools/testing/selftests/kvm/memslot_perf_test.c b/tools/testing/selftests/kvm/memslot_perf_test.c
index 55f1bc70e571..20eb2e730800 100644
--- a/tools/testing/selftests/kvm/memslot_perf_test.c
+++ b/tools/testing/selftests/kvm/memslot_perf_test.c
@@ -6,8 +6,6 @@
  *
  * Basic guest setup / host vCPU thread code lifted from set_memory_region_test.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <pthread.h>
 #include <sched.h>
 #include <semaphore.h>
diff --git a/tools/testing/selftests/kvm/s390x/memop.c b/tools/testing/selftests/kvm/s390x/memop.c
index a49173907cec..bb3ca9a5d731 100644
--- a/tools/testing/selftests/kvm/s390x/memop.c
+++ b/tools/testing/selftests/kvm/s390x/memop.c
@@ -4,8 +4,6 @@
  *
  * Copyright (C) 2019, Red Hat, Inc.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/tools/testing/selftests/kvm/s390x/tprot.c b/tools/testing/selftests/kvm/s390x/tprot.c
index c12c6824d963..c73f948c9b63 100644
--- a/tools/testing/selftests/kvm/s390x/tprot.c
+++ b/tools/testing/selftests/kvm/s390x/tprot.c
@@ -4,8 +4,6 @@
  *
  * Copyright IBM Corp. 2021
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <sys/mman.h>
 #include "test_util.h"
 #include "kvm_util.h"
diff --git a/tools/testing/selftests/kvm/set_memory_region_test.c b/tools/testing/selftests/kvm/set_memory_region_test.c
index dd8f4bac9df8..b32960189f5f 100644
--- a/tools/testing/selftests/kvm/set_memory_region_test.c
+++ b/tools/testing/selftests/kvm/set_memory_region_test.c
@@ -1,6 +1,4 @@
 // SPDX-License-Identifier: GPL-2.0
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #define _GNU_SOURCE /* for program_invocation_short_name */
 #include <fcntl.h>
 #include <pthread.h>
diff --git a/tools/testing/selftests/kvm/steal_time.c b/tools/testing/selftests/kvm/steal_time.c
index 8649c8545882..171adfb2a6cb 100644
--- a/tools/testing/selftests/kvm/steal_time.c
+++ b/tools/testing/selftests/kvm/steal_time.c
@@ -4,8 +4,6 @@
  *
  * Copyright (C) 2020, Red Hat, Inc.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #define _GNU_SOURCE
 #include <stdio.h>
 #include <time.h>
diff --git a/tools/testing/selftests/kvm/x86_64/cpuid_test.c b/tools/testing/selftests/kvm/x86_64/cpuid_test.c
index eb1b65ffc0d5..3b34d8156d1c 100644
--- a/tools/testing/selftests/kvm/x86_64/cpuid_test.c
+++ b/tools/testing/selftests/kvm/x86_64/cpuid_test.c
@@ -4,8 +4,6 @@
  *
  * Generic tests for KVM CPUID set/get ioctls
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <asm/kvm_para.h>
 #include <linux/kvm_para.h>
 #include <stdint.h>
diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c b/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c
index 0107d54a1a08..e036db1f32b9 100644
--- a/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c
+++ b/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c
@@ -8,8 +8,6 @@
  * Copyright 2022 Google LLC
  * Author: Vipin Sharma <vipinsh@google.com>
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include "kvm_util.h"
 #include "processor.h"
 #include "hyperv.h"
diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_features.c b/tools/testing/selftests/kvm/x86_64/hyperv_features.c
index 41a6beff78c4..9f28aa276c4e 100644
--- a/tools/testing/selftests/kvm/x86_64/hyperv_features.c
+++ b/tools/testing/selftests/kvm/x86_64/hyperv_features.c
@@ -4,8 +4,6 @@
  *
  * Tests for Hyper-V features enablement
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <asm/kvm_para.h>
 #include <linux/kvm_para.h>
 #include <stdint.h>
diff --git a/tools/testing/selftests/kvm/x86_64/kvm_pv_test.c b/tools/testing/selftests/kvm/x86_64/kvm_pv_test.c
index 1c28b77ff3cd..9e2879af7c20 100644
--- a/tools/testing/selftests/kvm/x86_64/kvm_pv_test.c
+++ b/tools/testing/selftests/kvm/x86_64/kvm_pv_test.c
@@ -4,8 +4,6 @@
  *
  * Tests for KVM paravirtual feature disablement
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <asm/kvm_para.h>
 #include <linux/kvm_para.h>
 #include <stdint.h>
diff --git a/tools/testing/selftests/kvm/x86_64/monitor_mwait_test.c b/tools/testing/selftests/kvm/x86_64/monitor_mwait_test.c
index 960fecab3742..80aa3d8b18f8 100644
--- a/tools/testing/selftests/kvm/x86_64/monitor_mwait_test.c
+++ b/tools/testing/selftests/kvm/x86_64/monitor_mwait_test.c
@@ -1,6 +1,4 @@
 // SPDX-License-Identifier: GPL-2.0
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c b/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c
index 4a29f59a76be..3670331adf21 100644
--- a/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c
+++ b/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c
@@ -1,6 +1,4 @@
 // SPDX-License-Identifier: GPL-2.0-only
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #define _GNU_SOURCE /* for program_invocation_short_name */
 
 #include "test_util.h"
diff --git a/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c b/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c
index abb3f26d3ce0..366cf18600bc 100644
--- a/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c
+++ b/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c
@@ -4,8 +4,6 @@
  *
  * Copyright (C) 2020, Red Hat, Inc.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #define _GNU_SOURCE /* for program_invocation_name */
 #include <fcntl.h>
 #include <stdio.h>
diff --git a/tools/testing/selftests/kvm/x86_64/svm_nested_soft_inject_test.c b/tools/testing/selftests/kvm/x86_64/svm_nested_soft_inject_test.c
index c908412c5754..7ee44496cf97 100644
--- a/tools/testing/selftests/kvm/x86_64/svm_nested_soft_inject_test.c
+++ b/tools/testing/selftests/kvm/x86_64/svm_nested_soft_inject_test.c
@@ -8,8 +8,6 @@
  *   Copyright (C) 2021, Red Hat, Inc.
  *
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <stdatomic.h>
 #include <stdio.h>
 #include <unistd.h>
diff --git a/tools/testing/selftests/kvm/x86_64/tsc_msrs_test.c b/tools/testing/selftests/kvm/x86_64/tsc_msrs_test.c
index cf9114f70e1c..12b0964f4f13 100644
--- a/tools/testing/selftests/kvm/x86_64/tsc_msrs_test.c
+++ b/tools/testing/selftests/kvm/x86_64/tsc_msrs_test.c
@@ -4,8 +4,6 @@
  *
  * Copyright (C) 2020, Red Hat, Inc.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <stdio.h>
 #include <string.h>
 #include "kvm_util.h"
diff --git a/tools/testing/selftests/kvm/x86_64/userspace_io_test.c b/tools/testing/selftests/kvm/x86_64/userspace_io_test.c
index 2c5d2a18d184..255c50b0dc32 100644
--- a/tools/testing/selftests/kvm/x86_64/userspace_io_test.c
+++ b/tools/testing/selftests/kvm/x86_64/userspace_io_test.c
@@ -1,6 +1,4 @@
 // SPDX-License-Identifier: GPL-2.0
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c b/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c
index ba09d5a01c39..ebbcb0a3f743 100644
--- a/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c
+++ b/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c
@@ -10,8 +10,6 @@
  * and check it can be retrieved with KVM_GET_MSR, also test
  * the invalid LBR formats are rejected.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #define _GNU_SOURCE /* for program_invocation_short_name */
 #include <sys/ioctl.h>
 
diff --git a/tools/testing/selftests/kvm/x86_64/xcr0_cpuid_test.c b/tools/testing/selftests/kvm/x86_64/xcr0_cpuid_test.c
index 5e8290797720..77d04a7bdadd 100644
--- a/tools/testing/selftests/kvm/x86_64/xcr0_cpuid_test.c
+++ b/tools/testing/selftests/kvm/x86_64/xcr0_cpuid_test.c
@@ -4,8 +4,6 @@
  *
  * Copyright (C) 2022, Google LLC.
  */
-#define USE_GUEST_ASSERT_PRINTF 1
-
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
