ltp: Disable proc01 test

This test has history of hanging on arm trying to read from /proc/kmsg and it has
reappeared. Disable the test since hanging autobuilder builds are annoying. I suspect
there is a genuine race on ARM somewhere here in the kernel.

(From OE-Core rev: e8f5bd9dc35e2da014412bb35fbd2f96d0b1c5a8)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 28 insertions, 0 deletions

diff --git a/meta/recipes-extended/ltp/ltp/disable_hanging_tests.patch b/meta/recipes-extended/ltp/ltp/disable_hanging_tests.patch
new file mode 100644
index 0000000000..f25a692dc0
--- /dev/null
+++ b/meta/recipes-extended/ltp/ltp/disable_hanging_tests.patch
@@ -0,0 +1,27 @@
+This patch disables tests which we've found "hang" on our infrastructure.
+
+proc01:
+https://autobuilder.yoctoproject.org/typhoon/#/builders/96/builds/1748 (arm)
+https://autobuilder.yoctoproject.org/typhoon/#/builders/96/builds/1781 (arm)
+https://autobuilder.yoctoproject.org/typhoon/#/builders/96/builds/2782 (arm)
+(was trying to read /proc/kmsg, looks like a horrible test anyway)
+
+Upstream-Status: Inappropriate [OE Configuration]
+Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
+
+Index: git/runtest/fs
+===================================================================
+--- git.orig/runtest/fs
++++ git/runtest/fs
+@@ -64,11 +64,6 @@ writetest01  writetest
+ #Also run the fs_di (Data Integrity tests)
+ fs_di fs_di -d $TMPDIR
+ 
+-# Read every file in /proc. Not likely to crash, but does enough
+-# to disturb the kernel. A good kernel latency killer too.
+-# Was not sure why it should reside in runtest/crashme and won't get tested ever
+-proc01 proc01 -m 128
+-
+ read_all_dev read_all -d /dev -p -q -r 3
+ read_all_proc read_all -d /proc -q -r 3
+ read_all_sys read_all -d /sys -q -r 3
diff --git a/meta/recipes-extended/ltp/ltp_20220121.bb b/meta/recipes-extended/ltp/ltp_20220121.bb
index bf567c6fb8..655f99f838 100644
--- a/meta/recipes-extended/ltp/ltp_20220121.bb
+++ b/meta/recipes-extended/ltp/ltp_20220121.bb
@@ -27,6 +27,7 @@ SRCREV = "b0561ad8d9ee9fe1244b5385e941eb65a21e91a1"
 SRC_URI = "git://github.com/linux-test-project/ltp.git;branch=master;protocol=https \
            file://0001-Remove-OOM-tests-from-runtest-mm.patch \
            file://0001-metadata-parse.sh-sort-filelist-for-reproducibility.patch \
+           file://disable_hanging_tests.patch \
            "
 
 S = "${WORKDIR}/git"