roachtest: sqlsmith/setup=seed/setting=no-mutations failed

[cockroach-teamcity]

roachtest.sqlsmith/setup=seed/setting=no-mutations failed with artifacts on release-21.2 @ 8d491ced731e13da2377cda9961f577d7487d6a0:

The test failed on branch=release-21.2, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/sqlsmith/setup=seed/setting=no-mutations/run_1
	sqlsmith.go:229,sqlsmith.go:258,test_runner.go:777: error: pq: inbox communication error: rpc error: code = Canceled desc = context canceled
		stmt:
		SELECT
			tab_132924._int2 AS col_327075,
			tab_132925.crdb_internal_mvcc_timestamp AS col_327076,
			tab_132925._bytes AS col_327077,
			's':::STRING AS col_327078,
			'517c8194-44ec-4c04-8290-c9e21f23f8b2':::UUID AS col_327079,
			tab_132925._float4 AS col_327080,
			(-0.951799213886261):::FLOAT8 AS col_327081,
			false AS col_327082
		FROM
			defaultdb.public.seed@[0] AS tab_132924,
			defaultdb.public.seed@seed__int8__float8__date_idx AS tab_132925
			JOIN defaultdb.public.seed@[0] AS tab_132926 ON (tab_132925._int2) = (tab_132926._int8)
		ORDER BY
			tab_132926._timestamp DESC;

Reproduce

See: roachtest README

Same failure on other branches

• roachtest: sqlsmith/setup=seed/setting=no-mutations failed #70077 roachtest: sqlsmith/setup=seed/setting=no-mutations failed [C-test-failure O-roachtest O-robot T-sql-queries branch-master release-blocker]

/cc @cockroachdb/sql-queries

This test on roachdash | Improve this report!

[yuzefovich]

Inbox communication error when vectorized panic injection is enabled, tracked in #66174