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authorHangbin Liu <liuhangbin@gmail.com>2025-08-19 07:47:49 +0000
committerJakub Kicinski <kuba@kernel.org>2025-08-20 19:28:08 -0700
commit781bf2cc0616d44cc4a63bab3664a54b221bdc14 (patch)
treebf6ca47f97818f32cf3a1157dedbc5fb36789d4e /tools
parenteacb6e408dc861fb93baf10d6837204a3b39e915 (diff)
selftests: rtnetlink: print device info on preferred_lft test failure
Even with slowwait used to avoid system sleep in the preferred_lft test, failures can still occur after long runtimes. Print the device address info when the test fails to provide better troubleshooting data. Signed-off-by: Hangbin Liu <liuhangbin@gmail.com> Link: https://patch.msgid.link/20250819074749.388064-1-liuhangbin@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/testing/selftests/net/rtnetlink.sh2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/rtnetlink.sh b/tools/testing/selftests/net/rtnetlink.sh
index d6c00efeb664..91b0f6cae04d 100755
--- a/tools/testing/selftests/net/rtnetlink.sh
+++ b/tools/testing/selftests/net/rtnetlink.sh
@@ -313,6 +313,8 @@ kci_test_addrlft()
slowwait 5 check_addr_not_exist "$devdummy" "10.23.11."
if [ $? -eq 1 ]; then
+ # troubleshoot the reason for our failure
+ run_cmd ip addr show dev "$devdummy"
check_err 1
end_test "FAIL: preferred_lft addresses remaining"
return