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Wed, 14 Oct 2026 10:01:05 -0700 (PDT) From: Andrea Parri To: Shin'ichiro Kawasaki , linux-block@vger.kernel.org Cc: Andrea Parri , Christoph Hellwig , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , Daniel Wagner , linux-nvme@lists.infradead.org Subject: [PATCH blktests 4/4] nvme/073: test that nvmet rejects a zone report NUMD that wraps Date: Wed, 14 Oct 2026 19:00:41 +0200 Message-ID: <20261014170046.2516-5-parri.andrea@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261014170046.2516-1-parri.andrea@gmail.com> References: <20261014170046.2516-1-parri.andrea@gmail.com> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Verify that Zone Management Receive rejects a NUMD whose byte count wraps a 32-bit calculation, while accepting an ordinary request. The test runs on every configured transport. The test fails on the unpatched kernel and passes with the fix applied. Assisted-by: LLM Signed-off-by: Andrea Parri --- tests/nvme/073 | 46 ++++++++++++++++++++++++++++++++++++++++++++++ tests/nvme/073.out | 2 ++ 2 files changed, 48 insertions(+) create mode 100755 tests/nvme/073 create mode 100644 tests/nvme/073.out diff --git a/tests/nvme/073 b/tests/nvme/073 new file mode 100755 index 0000000000000..c6d3d29f4b906 --- /dev/null +++ b/tests/nvme/073 @@ -0,0 +1,46 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-3.0+ +# Copyright (C) 2026 Andrea Parri +# +# Check that the NVMe target rejects a zone report NUMD whose byte count +# overflows a 32-bit value. +# +# Regression test for patch "nvmet: zns: reject a NUMD whose byte count wraps". + +. tests/nvme/rc +. common/null_blk + +DESCRIPTION="reject an NVMe target zone report NUMD that wraps" +QUICK=1 + +requires() { + _nvme_requires + _have_loop + _require_kernel_nvme_target + _have_module null_blk + _have_kernel_options BLK_DEV_ZONED +} + +set_conditions() { + _set_nvme_trtype "$@" +} + +test() { + echo "Running ${TEST_NAME}" + + local dev + + _setup_nvmet + _register_test_cleanup _cleanup_nvmet_zoned_target + if ! _nvmet_zoned_target_setup; then + return 1 + fi + dev="/dev/$(_find_nvme_ns "$def_subsys_uuid")" + + _check_zone_report "$dev" 64 15 0 + _check_zone_report "$dev" 64 0x4000000f 2 + + _nvmet_zoned_target_cleanup + + echo "Test complete" +} diff --git a/tests/nvme/073.out b/tests/nvme/073.out new file mode 100644 index 0000000000000..ed6690e578688 --- /dev/null +++ b/tests/nvme/073.out @@ -0,0 +1,2 @@ +Running nvme/073 +Test complete -- 2.53.0