Unfortunately, strace 5.1 rebase didn't make it into RHEL 8.2.
As a result, ksystent tests now fails due to presence of new io_uring* syscalls.
Disable it for 8.2 in anticipation of a rebase in 8.3 timeframe.

Index: strace-4.24/tests-m32/Makefile.am
===================================================================
--- strace-4.24.orig/tests-m32/Makefile.am	2019-12-02 18:36:41.156516491 +0100
+++ strace-4.24/tests-m32/Makefile.am	2019-12-02 20:32:00.744610221 +0100
@@ -323,7 +323,6 @@
 	get_regs.test \
 	inject-nf.test \
 	interactive_block.test \
-	ksysent.test \
 	localtime.test \
 	opipe.test \
 	options-syntax.test \
Index: strace-4.24/tests-m32/Makefile.in
===================================================================
--- strace-4.24.orig/tests-m32/Makefile.in	2019-12-02 18:36:41.079516234 +0100
+++ strace-4.24/tests-m32/Makefile.in	2019-12-02 20:32:07.676582952 +0100
@@ -4246,7 +4246,6 @@
 	inject-nf.test \
 	interactive_block.test \
 	kill_child.test \
-	ksysent.test \
 	localtime.test \
 	looping_threads.test \
 	opipe.test \
Index: strace-4.24/tests-mx32/Makefile.am
===================================================================
--- strace-4.24.orig/tests-mx32/Makefile.am	2019-12-02 18:36:41.156516491 +0100
+++ strace-4.24/tests-mx32/Makefile.am	2019-12-02 20:32:33.983479462 +0100
@@ -323,7 +323,6 @@
 	get_regs.test \
 	inject-nf.test \
 	interactive_block.test \
-	ksysent.test \
 	localtime.test \
 	opipe.test \
 	options-syntax.test \
Index: strace-4.24/tests-mx32/Makefile.in
===================================================================
--- strace-4.24.orig/tests-mx32/Makefile.in	2019-12-02 18:36:41.080516237 +0100
+++ strace-4.24/tests-mx32/Makefile.in	2019-12-02 20:32:29.375497590 +0100
@@ -4246,7 +4246,6 @@
 	inject-nf.test \
 	interactive_block.test \
 	kill_child.test \
-	ksysent.test \
 	localtime.test \
 	looping_threads.test \
 	opipe.test \
Index: strace-4.24/tests/Makefile.am
===================================================================
--- strace-4.24.orig/tests/Makefile.am	2019-12-02 18:36:41.156516491 +0100
+++ strace-4.24/tests/Makefile.am	2019-12-02 20:31:29.951731358 +0100
@@ -308,7 +308,6 @@
 	inject-nf.test \
 	interactive_block.test \
 	kill_child.test \
-	ksysent.test \
 	localtime.test \
 	looping_threads.test \
 	opipe.test \
Index: strace-4.24/tests/Makefile.in
===================================================================
--- strace-4.24.orig/tests/Makefile.in	2019-12-02 18:36:41.160516504 +0100
+++ strace-4.24/tests/Makefile.in	2019-12-02 20:31:49.786653329 +0100
@@ -4259,7 +4259,6 @@
 	inject-nf.test \
 	interactive_block.test \
 	kill_child.test \
-	ksysent.test \
 	localtime.test \
 	looping_threads.test \
 	opipe.test \