This is a note to let you know that I've just added the patch titled [PATCH stable 5.9 23/30] selftests: rtnetlink: load fou module for kci_test_encap_fou() test to the 5.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: selftests-rtnetlink-load-fou-module-for-kci_test_encap_fou-test.patch and it can be found in the queue-5.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From foo@baz Sat Oct 24 10:56:06 AM CEST 2020 From: Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx> Date: Mon, 19 Oct 2020 11:09:28 +0800 Subject: [PATCH stable 5.9 23/30] selftests: rtnetlink: load fou module for kci_test_encap_fou() test From: Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx> [ Upstream commit 26ebd6fed9bb3aa480c7c0f147ac0e7b11000f65 ] The kci_test_encap_fou() test from kci_test_encap() in rtnetlink.sh needs the fou module to work. Otherwise it will fail with: $ ip netns exec "$testns" ip fou add port 7777 ipproto 47 RTNETLINK answers: No such file or directory Error talking to the kernel Add the CONFIG_NET_FOU into the config file as well. Which needs at least to be set as a loadable module. Fixes: 6227efc1a20b ("selftests: rtnetlink.sh: add vxlan and fou test cases") Signed-off-by: Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20201019030928.9859-1-po-hsu.lin@xxxxxxxxxxxxx Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- tools/testing/selftests/net/config | 1 + tools/testing/selftests/net/rtnetlink.sh | 5 +++++ 2 files changed, 6 insertions(+) --- a/tools/testing/selftests/net/config +++ b/tools/testing/selftests/net/config @@ -31,3 +31,4 @@ CONFIG_NET_SCH_ETF=m CONFIG_NET_SCH_NETEM=y CONFIG_TEST_BLACKHOLE_DEV=m CONFIG_KALLSYMS=y +CONFIG_NET_FOU=m --- a/tools/testing/selftests/net/rtnetlink.sh +++ b/tools/testing/selftests/net/rtnetlink.sh @@ -520,6 +520,11 @@ kci_test_encap_fou() return $ksft_skip fi + if ! /sbin/modprobe -q -n fou; then + echo "SKIP: module fou is not found" + return $ksft_skip + fi + /sbin/modprobe -q fou ip -netns "$testns" fou add port 7777 ipproto 47 2>/dev/null if [ $? -ne 0 ];then echo "FAIL: can't add fou port 7777, skipping test" Patches currently in stable-queue which might be from po-hsu.lin@xxxxxxxxxxxxx are queue-5.9/selftests-rtnetlink-load-fou-module-for-kci_test_encap_fou-test.patch