[TEST-FAILURE] Migrate the last slot away from a node using valkey-cli

[sarthakaggarwal97]

Summary

The test fails with the error ERR I don't know about node when it is not able to learn about one of the node in the cluster.
Test Suite Job: test-ubuntu-libc-malloc

Failing test(s)

• Test name: Migrate the last slot away from a node using valkey-cli in cli.tcl
• CI link(s): https://github.com/valkey-io/valkey/actions/runs/18266295942/job/52001092528#step:6:4423

Error stack trace

[exception]: Executing test client: ERR I don't know about node c002143bbecb9f74d392513ffd1921dc881835fb.
ERR I don't know about node c002143bbecb9f74d392513ffd1921dc881835fb
    while executing
"$owner_r CLUSTER SETSLOT $slot MIGRATING $newnode_id"
    ("uplevel" body line 46)
    invoked from within
"uplevel 1 $code "
    (procedure "start_server" line 2)
    invoked from within
"start_server {overrides {cluster-enabled yes cluster-node-timeout 1000 cluster-databases 16}} {

        # Create a cluster of 3 nodes
        exec sr..."
    ("uplevel" body line 1)
    invoked from within
"uplevel 1 $code "
    (procedure "start_server" line 2)
    invoked from within
"start_server {overrides {cluster-enabled yes cluster-node-timeout 1000 cluster-databases 16}} {start_server {overrides {cluster-enabled yes cluster-no..."
    ("uplevel" body line 1)
    invoked from within
"uplevel 1 $code "
    (procedure "start_server" line 2)
    invoked from within
"start_server {overrides {cluster-enabled yes cluster-node-timeout 1000 cluster-databases 16}} {start_server {overrides {cluster-enabled yes cluster-no..."
    ("uplevel" body line 1)
    invoked from within
"uplevel 1 $code "
    (procedure "start_server" line 2)
    invoked from within
"start_server {overrides {cluster-enabled yes cluster-node-timeout 1000 cluster-databases 16}} {start_server {overrides {cluster-enabled yes cluster-no..."
    ("uplevel" body line 1)
    invoked from within
"uplevel 1 $code"
    (procedure "start_multiple_servers" line 5)
    invoked from within
"start_multiple_servers 4 [list overrides $base_conf] {

        # Create a cluster of 3 nodes
        exec src/valkey-cli --cluster-yes --cluster crea..."
    ("uplevel" body line 2)
    invoked from within
"uplevel 1 $code"
    (procedure "test" line 62)
    invoked from within
"test {Migrate the last slot away from a node using valkey-cli} {
    start_multiple_servers 4 [list overrides $base_conf] {

        # Create a cluste..."
    ("uplevel" body line 227)
    invoked from within
"uplevel 1 $code"
    (procedure "tags" line 12)
    invoked from within
"tags {tls:skip external:skip cluster singledb} {

set base_conf [list cluster-enabled yes cluster-node-timeout 1000]
start_multiple_servers 3 [list ov..."
    (file "tests/unit/cluster/cli.tcl" line 6)
    invoked from within
"source $path"
    (procedure "execute_test_file" line 4)
    invoked from within
"execute_test_file $data"
    (procedure "test_client_main" line 10)
    invoked from within
"test_client_main $::test_server_port "
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[hanxizh9910]

i am looking at this