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-rwxr-xr-xtools/testing/selftests/rcutorture/bin/console-badness.sh2
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/kvm-build.sh2
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh2
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/kvm.sh15
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/mktestid.sh29
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/parse-console.sh2
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/srcu_lockdep.sh42
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/torture.sh165
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/BUSTED3
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/CFLIST1
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/SRCU-L10
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/SRCU-L.boot3
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE012
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot2
14 files changed, 222 insertions, 58 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/console-badness.sh b/tools/testing/selftests/rcutorture/bin/console-badness.sh
index aad51e7c0183..991fb11306eb 100755
--- a/tools/testing/selftests/rcutorture/bin/console-badness.sh
+++ b/tools/testing/selftests/rcutorture/bin/console-badness.sh
@@ -10,7 +10,7 @@
#
# Authors: Paul E. McKenney <paulmck@kernel.org>
-grep -E 'Badness|WARNING:|Warn|BUG|===========|BUG: KCSAN:|Call Trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for|!!!' |
+grep -E 'Badness|WARNING:|Warn|BUG|===========|BUG: KCSAN:|Call Trace:|Call trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for|!!!' |
grep -v 'ODEBUG: ' |
grep -v 'This means that this is a DEBUG kernel and it is' |
grep -v 'Warning: unable to open an initial console' |
diff --git a/tools/testing/selftests/rcutorture/bin/kvm-build.sh b/tools/testing/selftests/rcutorture/bin/kvm-build.sh
index 11f8d232b0ee..3edfd064ef81 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-build.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-build.sh
@@ -44,7 +44,7 @@ fi
ncpus="`getconf _NPROCESSORS_ONLN`"
make -j$((2 * ncpus)) $TORTURE_KMAKE_ARG > $resdir/Make.out 2>&1
retval=$?
-if test $retval -ne 0 || grep "rcu[^/]*": < $resdir/Make.out | grep -E -q "Stop|Error|error:|warning:" || grep -E -q "Stop|Error|error:" < $resdir/Make.out
+if test $retval -ne 0 || grep "rcu[^/]*": < $resdir/Make.out | grep -E -q "Stop|ERROR|Error|error:|warning:" || grep -E -q "Stop|ERROR|Error|error:" < $resdir/Make.out
then
echo Kernel build error
grep -E "Stop|Error|error:|warning:" < $resdir/Make.out
diff --git a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
index ad79784e552d..957800c9ffba 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
@@ -73,7 +73,7 @@ config_override_param "$config_dir/CFcommon.$(uname -m)" KcList \
cp $T/KcList $resdir/ConfigFragment
base_resdir=`echo $resdir | sed -e 's/\.[0-9]\+$//'`
-if test "$base_resdir" != "$resdir" && test -f $base_resdir/bzImage && test -f $base_resdir/vmlinux
+if test "$base_resdir" != "$resdir" && (test -f $base_resdir/bzImage || test -f $base_resdir/Image) && test -f $base_resdir/vmlinux
then
# Rerunning previous test, so use that test's kernel.
QEMU="`identify_qemu $base_resdir/vmlinux`"
diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index 42e5e8597a1a..617cba339d28 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -199,7 +199,7 @@ do
fi
;;
--kconfig|--kconfigs)
- checkarg --kconfig "(Kconfig options)" $# "$2" '^\(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\|"[^"]*"\)\( \(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\|"[^"]*"\)\)*$' '^error$'
+ checkarg --kconfig "(Kconfig options)" $# "$2" '^\(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\|"[^"]*"\)\( \+\(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\|"[^"]*"\)\)* *$' '^error$'
TORTURE_KCONFIG_ARG="`echo "$TORTURE_KCONFIG_ARG $2" | sed -e 's/^ *//' -e 's/ *$//'`"
shift
;;
@@ -442,18 +442,7 @@ echo $scriptname $args
touch $resdir/$ds/log
echo $scriptname $args >> $resdir/$ds/log
echo ${TORTURE_SUITE} > $resdir/$ds/torture_suite
-echo Build directory: `pwd` > $resdir/$ds/testid.txt
-if test -d .git
-then
- echo Current commit: `git rev-parse HEAD` >> $resdir/$ds/testid.txt
- echo >> $resdir/$ds/testid.txt
- echo ' ---' Output of "'"git status"'": >> $resdir/$ds/testid.txt
- git status >> $resdir/$ds/testid.txt
- echo >> $resdir/$ds/testid.txt
- echo >> $resdir/$ds/testid.txt
- echo ' ---' Output of "'"git diff HEAD"'": >> $resdir/$ds/testid.txt
- git diff HEAD >> $resdir/$ds/testid.txt
-fi
+mktestid.sh $resdir/$ds
___EOF___
kvm-assign-cpus.sh /sys/devices/system/node > $T/cpuarray.awk
kvm-get-cpus-script.sh $T/cpuarray.awk $T/dumpbatches.awk
diff --git a/tools/testing/selftests/rcutorture/bin/mktestid.sh b/tools/testing/selftests/rcutorture/bin/mktestid.sh
new file mode 100755
index 000000000000..16f9907a4dae
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/bin/mktestid.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Create a testid.txt file in the specified directory.
+#
+# Usage: mktestid.sh dirpath
+#
+# Copyright (C) Meta Platforms, Inc. 2025
+#
+# Author: Paul E. McKenney <paulmck@kernel.org>
+
+resdir="$1"
+if test -z "${resdir}" || ! test -d "${resdir}" || ! test -w "${resdir}"
+then
+ echo Path '"'${resdir}'"' not writeable directory, no ${resdir}/testid.txt.
+ exit 1
+fi
+echo Build directory: `pwd` > ${resdir}/testid.txt
+if test -d .git
+then
+ echo Current commit: `git rev-parse HEAD` >> ${resdir}/testid.txt
+ echo >> ${resdir}/testid.txt
+ echo ' ---' Output of "'"git status"'": >> ${resdir}/testid.txt
+ git status >> ${resdir}/testid.txt
+ echo >> ${resdir}/testid.txt
+ echo >> ${resdir}/testid.txt
+ echo ' ---' Output of "'"git diff HEAD"'": >> ${resdir}/testid.txt
+ git diff HEAD >> ${resdir}/testid.txt
+fi
diff --git a/tools/testing/selftests/rcutorture/bin/parse-console.sh b/tools/testing/selftests/rcutorture/bin/parse-console.sh
index b07c11cf6929..21e6ba3615f6 100755
--- a/tools/testing/selftests/rcutorture/bin/parse-console.sh
+++ b/tools/testing/selftests/rcutorture/bin/parse-console.sh
@@ -148,7 +148,7 @@ then
summary="$summary KCSAN: $n_kcsan"
fi
fi
- n_calltrace=`grep -c 'Call Trace:' $file`
+ n_calltrace=`grep -Ec 'Call Trace:|Call trace:' $file`
if test "$n_calltrace" -ne 0
then
summary="$summary Call Traces: $n_calltrace"
diff --git a/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh b/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh
index 2db12c5cad9c..208be7d09a61 100755
--- a/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh
+++ b/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh
@@ -39,8 +39,9 @@ do
shift
done
-err=
nerrs=0
+
+# Test lockdep's handling of deadlocks.
for d in 0 1
do
for t in 0 1 2
@@ -52,6 +53,12 @@ do
tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration 5s --configs "SRCU-P" --kconfig "CONFIG_FORCE_NEED_SRCU_NMI_SAFE=y" --bootargs "rcutorture.test_srcu_lockdep=$val rcutorture.reader_flavor=0x2" --trust-make --datestamp "$ds/$val" > "$T/kvm.sh.out" 2>&1
ret=$?
mv "$T/kvm.sh.out" "$RCUTORTURE/res/$ds/$val"
+ if ! grep -q '^CONFIG_PROVE_LOCKING=y' .config
+ then
+ echo "rcu_torture_init_srcu_lockdep:Error: CONFIG_PROVE_LOCKING disabled in rcutorture SRCU-P scenario"
+ nerrs=$((nerrs+1))
+ err=1
+ fi
if test "$d" -ne 0 && test "$ret" -eq 0
then
err=1
@@ -71,6 +78,39 @@ do
done
done
done
+
+# Test lockdep-enabled testing of mixed SRCU readers.
+for val in 0x1 0xf
+do
+ err=
+ tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration 5s --configs "SRCU-P" --kconfig "CONFIG_FORCE_NEED_SRCU_NMI_SAFE=y" --bootargs "rcutorture.reader_flavor=$val" --trust-make --datestamp "$ds/$val" > "$T/kvm.sh.out" 2>&1
+ ret=$?
+ mv "$T/kvm.sh.out" "$RCUTORTURE/res/$ds/$val"
+ if ! grep -q '^CONFIG_PROVE_LOCKING=y' .config
+ then
+ echo "rcu_torture_init_srcu_lockdep:Error: CONFIG_PROVE_LOCKING disabled in rcutorture SRCU-P scenario"
+ nerrs=$((nerrs+1))
+ err=1
+ fi
+ if test "$val" -eq 0xf && test "$ret" -eq 0
+ then
+ err=1
+ echo -n Unexpected success for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
+ fi
+ if test "$val" -eq 0x1 && test "$ret" -ne 0
+ then
+ err=1
+ echo -n Unexpected failure for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
+ fi
+ if test -n "$err"
+ then
+ grep "rcu_torture_init_srcu_lockdep: test_srcu_lockdep = " "$RCUTORTURE/res/$ds/$val/SRCU-P/console.log" | sed -e 's/^.*rcu_torture_init_srcu_lockdep://' >> "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
+ cat "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
+ nerrs=$((nerrs+1))
+ fi
+done
+
+# Set up exit code.
if test "$nerrs" -ne 0
then
exit 1
diff --git a/tools/testing/selftests/rcutorture/bin/torture.sh b/tools/testing/selftests/rcutorture/bin/torture.sh
index 0447c4a00cc4..611bc03a8dc7 100755
--- a/tools/testing/selftests/rcutorture/bin/torture.sh
+++ b/tools/testing/selftests/rcutorture/bin/torture.sh
@@ -30,6 +30,15 @@ then
VERBOSE_BATCH_CPUS=0
fi
+# Machine architecture? ("uname -p" is said to be less portable.)1
+thisarch="`uname -m`"
+if test "${thisarch}" = aarch64
+then
+ ifnotaarch64=no
+else
+ ifnotaarch64=yes
+fi
+
# Configurations/scenarios.
configs_rcutorture=
configs_locktorture=
@@ -51,12 +60,15 @@ do_scftorture=yes
do_rcuscale=yes
do_refscale=yes
do_kvfree=yes
+do_normal=yes
+explicit_normal=no
do_kasan=yes
do_kcsan=no
-do_clocksourcewd=yes
+do_clocksourcewd="${ifnotaarch64}"
do_rt=yes
-do_rcutasksflavors=yes
+do_rcutasksflavors="${ifnotaarch64}" # FIXME: Back to "yes" when SMP=n auto-avoided
do_srcu_lockdep=yes
+do_rcu_rust=no
# doyesno - Helper function for yes/no arguments
function doyesno () {
@@ -87,6 +99,7 @@ usage () {
echo " --do-rcutorture / --do-no-rcutorture / --no-rcutorture"
echo " --do-refscale / --do-no-refscale / --no-refscale"
echo " --do-rt / --do-no-rt / --no-rt"
+ echo " --do-rcu-rust / --do-no-rcu-rust / --no-rcu-rust"
echo " --do-scftorture / --do-no-scftorture / --no-scftorture"
echo " --do-srcu-lockdep / --do-no-srcu-lockdep / --no-srcu-lockdep"
echo " --duration [ <minutes> | <hours>h | <days>d ]"
@@ -120,7 +133,7 @@ do
;;
--do-all|--doall)
do_allmodconfig=yes
- do_rcutasksflavor=yes
+ do_rcutasksflavors="${ifnotaarch64}" # FIXME: Back to "yes" when SMP=n auto-avoided
do_rcutorture=yes
do_locktorture=yes
do_scftorture=yes
@@ -128,9 +141,11 @@ do
do_refscale=yes
do_rt=yes
do_kvfree=yes
+ do_normal=yes
+ explicit_normal=no
do_kasan=yes
do_kcsan=yes
- do_clocksourcewd=yes
+ do_clocksourcewd="${ifnotaarch64}"
do_srcu_lockdep=yes
;;
--do-allmodconfig|--do-no-allmodconfig|--no-allmodconfig)
@@ -161,11 +176,17 @@ do
do_refscale=no
do_rt=no
do_kvfree=no
+ do_normal=no
+ explicit_normal=no
do_kasan=no
do_kcsan=no
do_clocksourcewd=no
do_srcu_lockdep=no
;;
+ --do-normal|--do-no-normal|--no-normal)
+ do_normal=`doyesno "$1" --do-normal`
+ explicit_normal=yes
+ ;;
--do-rcuscale|--do-no-rcuscale|--no-rcuscale)
do_rcuscale=`doyesno "$1" --do-rcuscale`
;;
@@ -181,6 +202,9 @@ do
--do-rt|--do-no-rt|--no-rt)
do_rt=`doyesno "$1" --do-rt`
;;
+ --do-rcu-rust|--do-no-rcu-rust|--no-rcu-rust)
+ do_rcu_rust=`doyesno "$1" --do-rcu-rust`
+ ;;
--do-scftorture|--do-no-scftorture|--no-scftorture)
do_scftorture=`doyesno "$1" --do-scftorture`
;;
@@ -242,13 +266,24 @@ trap 'rm -rf $T' 0 2
echo " --- " $scriptname $args | tee -a $T/log
echo " --- Results directory: " $ds | tee -a $T/log
+if test "$do_normal" = "no" && test "$do_kasan" = "no" && test "$do_kcsan" = "no"
+then
+ # Match old scripts so that "--do-none --do-rcutorture" does
+ # normal rcutorture testing, but no KASAN or KCSAN testing.
+ if test $explicit_normal = yes
+ then
+ echo " --- Everything disabled, so explicit --do-normal overridden" | tee -a $T/log
+ fi
+ do_normal=yes
+fi
+
# Calculate rcutorture defaults and apportion time
if test -z "$configs_rcutorture"
then
configs_rcutorture=CFLIST
fi
duration_rcutorture=$((duration_base*duration_rcutorture_frac/10))
-if test "$duration_rcutorture" -eq 0
+if test "$duration_rcutorture" -eq 0 && test "$do_locktorture" = "yes"
then
echo " --- Zero time for rcutorture, disabling" | tee -a $T/log
do_rcutorture=no
@@ -260,7 +295,7 @@ then
configs_locktorture=CFLIST
fi
duration_locktorture=$((duration_base*duration_locktorture_frac/10))
-if test "$duration_locktorture" -eq 0
+if test "$duration_locktorture" -eq 0 && test "$do_locktorture" = "yes"
then
echo " --- Zero time for locktorture, disabling" | tee -a $T/log
do_locktorture=no
@@ -272,12 +307,19 @@ then
configs_scftorture=CFLIST
fi
duration_scftorture=$((duration_base*duration_scftorture_frac/10))
-if test "$duration_scftorture" -eq 0
+if test "$duration_scftorture" -eq 0 && test "$do_scftorture" = "yes"
then
echo " --- Zero time for scftorture, disabling" | tee -a $T/log
do_scftorture=no
fi
+# CONFIG_EXPERT=y is currently required for arm64 KCSAN runs.
+kcsan_expert=
+if test "${thisarch}" = aarch64
+then
+ kcsan_expert="CONFIG_EXPERT=y"
+fi
+
touch $T/failures
touch $T/successes
@@ -332,14 +374,23 @@ function torture_set {
local kcsan_kmake_tag=
local flavor=$1
shift
- curflavor=$flavor
- torture_one "$@"
- mv $T/last-resdir $T/last-resdir-nodebug || :
+ if test "$do_normal" = "yes"
+ then
+ curflavor=$flavor
+ torture_one "$@"
+ if test -e $T/last-resdir
+ then
+ mv $T/last-resdir $T/last-resdir-nodebug || :
+ fi
+ fi
if test "$do_kasan" = "yes"
then
curflavor=${flavor}-kasan
torture_one "$@" --kasan
- mv $T/last-resdir $T/last-resdir-kasan || :
+ if test -e $T/last-resdir
+ then
+ mv $T/last-resdir $T/last-resdir-kasan || :
+ fi
fi
if test "$do_kcsan" = "yes"
then
@@ -349,8 +400,16 @@ function torture_set {
kcsan_kmake_tag="--kmake-args"
cur_kcsan_kmake_args="$kcsan_kmake_args"
fi
- torture_one "$@" --kconfig "CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y" $kcsan_kmake_tag $cur_kcsan_kmake_args --kcsan
- mv $T/last-resdir $T/last-resdir-kcsan || :
+ chk_rdr_state=
+ if test "${flavor}" = rcutorture
+ then
+ chk_rdr_state="CONFIG_RCU_TORTURE_TEST_CHK_RDR_STATE=y"
+ fi
+ torture_one "$@" --kconfig "CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y ${kcsan_expert} ${chk_rdr_state}" $kcsan_kmake_tag $cur_kcsan_kmake_args --kcsan
+ if test -e $T/last-resdir
+ then
+ mv $T/last-resdir $T/last-resdir-kcsan || :
+ fi
fi
}
@@ -360,6 +419,7 @@ then
echo " --- allmodconfig:" Start `date` | tee -a $T/log
amcdir="tools/testing/selftests/rcutorture/res/$ds/allmodconfig"
mkdir -p "$amcdir"
+ mktestid.sh "$amcdir"
echo " --- make clean" | tee $amcdir/log > "$amcdir/Make.out" 2>&1
make -j$MAKE_ALLOTED_CPUS clean >> "$amcdir/Make.out" 2>&1
retcode=$?
@@ -378,6 +438,10 @@ then
make -j$MAKE_ALLOTED_CPUS >> "$amcdir/Make.out" 2>&1
retcode="$?"
echo $retcode > "$amcdir/Make.exitcode"
+ if grep -E -q "Stop|ERROR|Error|error:|warning:" < "$amcdir/Make.out"
+ then
+ retcode=99
+ fi
buildphase='"make"'
fi
if test "$retcode" -eq 0
@@ -448,13 +512,58 @@ fi
if test "$do_rt" = "yes"
then
- # With all post-boot grace periods forced to normal.
- torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcupdate.rcu_normal=1"
- torture_set "rcurttorture" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --trust-make
+ # In both runs, disable testing of RCU priority boosting because
+ # -rt doesn't like its interaction with testing of callback
+ # flooding.
+
+ # With all post-boot grace periods forced to normal (default for PREEMPT_RT).
+ torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcutorture.test_boost=0 rcutorture.preempt_duration=0"
+ torture_set "rcurttorture" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --kconfig "CONFIG_PREEMPT_RT=y CONFIG_EXPERT=y CONFIG_HZ_PERIODIC=n CONFIG_NO_HZ_IDLE=y CONFIG_RCU_NOCB_CPU=y" --trust-make
# With all post-boot grace periods forced to expedited.
- torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcupdate.rcu_expedited=1"
- torture_set "rcurttorture-exp" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --trust-make
+ torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcutorture.test_boost=0 rcupdate.rcu_normal_after_boot=0 rcupdate.rcu_expedited=1 rcutorture.preempt_duration=0"
+ torture_set "rcurttorture-exp" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --kconfig "CONFIG_PREEMPT_RT=y CONFIG_EXPERT=y CONFIG_HZ_PERIODIC=n CONFIG_NO_HZ_FULL=y CONFIG_RCU_NOCB_CPU=y" --trust-make
+fi
+
+if test "$do_rcu_rust" = "yes"
+then
+ echo " --- do-rcu-rust:" Start `date` | tee -a $T/log
+ rrdir="tools/testing/selftests/rcutorture/res/$ds/results-rcu-rust"
+ mkdir -p "$rrdir"
+ mktestid.sh "$rrdir"
+ echo " --- make LLVM=1 rustavailable " | tee -a $rrdir/log > $rrdir/rustavailable.out
+ make LLVM=1 rustavailable > $T/rustavailable.out 2>&1
+ retcode=$?
+ echo $retcode > $rrdir/rustavailable.exitcode
+ cat $T/rustavailable.out | tee -a $rrdir/log >> $rrdir/rustavailable.out 2>&1
+ buildphase=rustavailable
+ if test "$retcode" -eq 0
+ then
+ echo " --- Running 'make mrproper' in order to run kunit." | tee -a $rrdir/log > $rrdir/mrproper.out
+ make mrproper > $rrdir/mrproper.out 2>&1
+ retcode=$?
+ echo $retcode > $rrdir/mrproper.exitcode
+ buildphase=mrproper
+ fi
+ if test "$retcode" -eq 0
+ then
+ echo " --- Running rust_doctests_kernel." | tee -a $rrdir/log > $rrdir/rust_doctests_kernel.out
+ ./tools/testing/kunit/kunit.py run --make_options LLVM=1 --make_options CLIPPY=1 --arch arm64 --kconfig_add CONFIG_SMP=y --kconfig_add CONFIG_WERROR=y --kconfig_add CONFIG_RUST=y rust_doctests_kernel >> $rrdir/rust_doctests_kernel.out 2>&1
+ # @@@ Remove "--arch arm64" in order to test on native architecture?
+ # @@@ Analyze $rrdir/rust_doctests_kernel.out contents?
+ retcode=$?
+ echo $retcode > $rrdir/rust_doctests_kernel.exitcode
+ buildphase=rust_doctests_kernel
+ fi
+ if test "$retcode" -eq 0
+ then
+ echo "rcu-rust($retcode)" $rrdir >> $T/successes
+ echo Success >> $rrdir/log
+ else
+ echo "rcu-rust($retcode)" $rrdir >> $T/failures
+ echo " --- rcu-rust Test summary:" >> $rrdir/log
+ echo " --- Summary: Exit code $retcode from $buildphase, see $rrdir/$buildphase.out" >> $rrdir/log
+ fi
fi
if test "$do_srcu_lockdep" = "yes"
@@ -608,7 +717,14 @@ nfailures=0
echo FAILURES: | tee -a $T/log
if test -s "$T/failures"
then
- awk < "$T/failures" -v sq="'" '{ print "echo " sq $0 sq; print "sed -e " sq "1,/^ --- .* Test summary:$/d" sq " " $2 "/log | grep Summary: | sed -e " sq "s/^[^S]*/ /" sq; }' | sh | tee -a $T/log | tee "$T/failuresum"
+ awk < "$T/failures" -v sq="'" '
+ {
+ print "echo " sq $0 sq;
+ if ($2 != "")
+ print "sed -e " sq "1,/^ --- .* Test summary:$/d" sq " " $2 "/log | grep Summary: | sed -e " sq "s/^[^S]*/ /" sq;
+ else
+ print "echo " sq " " sq "Run failed to produce results directory.";
+ }' | sh | tee -a $T/log | tee "$T/failuresum"
nfailures="`wc -l "$T/failures" | awk '{ print $1 }'`"
grep "^ Summary: " "$T/failuresum" |
grep -v '^ Summary: Bugs: [0-9]* (all bugs kcsan)$' > "$T/nonkcsan"
@@ -618,15 +734,18 @@ then
fi
ret=2
fi
-if test "$do_kcsan" = "yes"
+if test "$do_kcsan" = "yes" && test -e tools/testing/selftests/rcutorture/res/$ds
then
TORTURE_KCONFIG_KCSAN_ARG=1 tools/testing/selftests/rcutorture/bin/kcsan-collapse.sh tools/testing/selftests/rcutorture/res/$ds > tools/testing/selftests/rcutorture/res/$ds/kcsan.sum
fi
echo Started at $startdate, ended at `date`, duration `get_starttime_duration $starttime`. | tee -a $T/log
echo Summary: Successes: $nsuccesses Failures: $nfailures. | tee -a $T/log
-tdir="`cat $T/successes $T/failures | head -1 | awk '{ print $NF }' | sed -e 's,/[^/]\+/*$,,'`"
-find "$tdir" -name 'ConfigFragment.diags' -print > $T/configerrors
-find "$tdir" -name 'Make.out.diags' -print > $T/builderrors
+tdir="`cat $T/successes $T/failures | awk 'NF > 1 { print $NF }' | head -1 | sed -e 's,/[^/]\+/*$,,'`"
+if test -n "$tdir"
+then
+ find "$tdir" -name 'ConfigFragment.diags' -print > $T/configerrors
+ find "$tdir" -name 'Make.out.diags' -print > $T/builderrors
+fi
if test -s "$T/configerrors"
then
echo " Scenarios with .config errors: `wc -l "$T/configerrors" | awk '{ print $1 }'`"
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED
index 48d8a245c7fa..7d75f4b94943 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED
+++ b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED
@@ -5,3 +5,6 @@ CONFIG_HOTPLUG_CPU=y
CONFIG_PREEMPT_NONE=n
CONFIG_PREEMPT_VOLUNTARY=n
CONFIG_PREEMPT=y
+CONFIG_RCU_TORTURE_TEST_CHK_RDR_STATE=y
+CONFIG_RCU_TORTURE_TEST_LOG_CPU=y
+CONFIG_RCU_TORTURE_TEST_LOG_GP=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/CFLIST b/tools/testing/selftests/rcutorture/configs/rcu/CFLIST
index 45f572570a8c..98b6175e5aa0 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/CFLIST
+++ b/tools/testing/selftests/rcutorture/configs/rcu/CFLIST
@@ -5,7 +5,6 @@ TREE04
TREE05
TREE07
TREE09
-SRCU-L
SRCU-N
SRCU-P
SRCU-T
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L
deleted file mode 100644
index 3b4fa8dbef8a..000000000000
--- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L
+++ /dev/null
@@ -1,10 +0,0 @@
-CONFIG_RCU_TRACE=n
-CONFIG_SMP=y
-CONFIG_NR_CPUS=6
-CONFIG_HOTPLUG_CPU=y
-CONFIG_PREEMPT_NONE=y
-CONFIG_PREEMPT_VOLUNTARY=n
-CONFIG_PREEMPT=n
-#CHECK#CONFIG_RCU_EXPERT=n
-CONFIG_KPROBES=n
-CONFIG_FTRACE=n
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L.boot b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L.boot
deleted file mode 100644
index 0207b3138c5b..000000000000
--- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L.boot
+++ /dev/null
@@ -1,3 +0,0 @@
-rcutorture.torture_type=srcu
-rcutorture.reader_flavor=0x4
-rcutorture.fwd_progress=3
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE01 b/tools/testing/selftests/rcutorture/configs/rcu/TREE01
index 8ae41d5f81a3..54b1600c7eb5 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE01
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE01
@@ -8,8 +8,6 @@ CONFIG_NO_HZ_IDLE=y
CONFIG_NO_HZ_FULL=n
CONFIG_RCU_TRACE=y
CONFIG_HOTPLUG_CPU=y
-CONFIG_MAXSMP=y
-CONFIG_CPUMASK_OFFSTACK=y
CONFIG_RCU_NOCB_CPU=y
CONFIG_DEBUG_LOCK_ALLOC=n
CONFIG_RCU_BOOST=n
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot b/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot
index 40af3df0f397..1cc5b47dde28 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot
@@ -1,4 +1,4 @@
-maxcpus=8 nr_cpus=43
+maxcpus=8 nr_cpus=17
rcutree.gp_preinit_delay=3
rcutree.gp_init_delay=3
rcutree.gp_cleanup_delay=3