From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mta1.migadu.com (out-4.mta1.migadu.com [95.215.58.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0384143785D for ; Mon, 21 Sep 2026 10:10:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789985445; cv=none; b=T3WxPH2HkJiyhBUDfDPqlwJGcxuwvwG/B7priqg7PL2AFoZaSnbLcKASBgTyzvgEdn6DSHu5gauL4IyGB3fzs/ZN0TAOKJpuO57oFnQrSZRoelUiDU9rifXje52sJWSJyvZr3tykLevXhxjfojp/TD7cl4TaJoLbNestPAsO0+M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789985445; c=relaxed/simple; bh=0WEUwWA13h6lSIRRHugW7N81xLfWs7SnLHtINewqeBo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Mp9cNkPI6NhQtp6osUZ1KxCu0p5zIFoW8X96IjNqO29bfUJOOI6IutAC9qPIe75Bp3pymSBAXpXaWCmDzTqsBKiCpt6JD0HdRAnN6y1uo3y5bGpeVIkTTIGwhC7t6M9/IhjQsirZeNrWB5MviunNBNBqu6gk2A19ecZwV+q7Mwg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=hdhewLO8; arc=none smtp.client-ip=95.215.58.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="hdhewLO8" X-Envelope-To: linux-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=0WEUwWA13h6lSIRRHugW7N81xLfWs7SnLHtINewqeBo=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1789985441; v=1; x=1790590241; b=hdhewLO8IRIHObIEz8+0C9kBmser7+1cdmUfPOwOB3HAz7dt73431HNwews1PbNLVfusSj/B xJIlGH5fuZFXHpzzpNlAoBNQkkJL8cHKbcHXy0rZlTvnOn4f9tQAu1ILq5UAwn6aCb01ipY+GRW Ip5FJF01O2pwmFCFQmnhNlhc= X-Envelope-To: linux-kernel@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id cf336d2bb085442c; Mon, 21 Sep 2026 10:10:41 +0000 X-Mizu-Trace-ID: cf336d2bb085442c X-Migadu-Flow: FLOW_OUT From: Fuad Tabba To: Marc Zyngier , Oliver Upton , kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Catalin Marinas , Will Deacon , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Vincent Donnefort , Quentin Perret , Sebastian Ene , Hyunwoo Kim , kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, Shuah Khan , Fuad Tabba Subject: [PATCH v2 2/2] KVM: arm64: selftests: Check SError is not pending after delivery Date: Mon, 21 Sep 2026 11:10:30 +0100 Message-Id: <20260921101030.1231605-3-fuad.tabba@linux.dev> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20260921101030.1231605-1-fuad.tabba@linux.dev> References: <20260921101030.1231605-1-fuad.tabba@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit test_serror() never looks at the vCPU after the SError is delivered, so a stale pending SError goes unnoticed. Read the vCPU events back and check the SError is no longer pending. Signed-off-by: Fuad Tabba --- tools/testing/selftests/kvm/arm64/external_aborts.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/tools/testing/selftests/kvm/arm64/external_aborts.c b/tools/testing/selftests/kvm/arm64/external_aborts.c index d8fe17a6cc592..b276a4998a92c 100644 --- a/tools/testing/selftests/kvm/arm64/external_aborts.c +++ b/tools/testing/selftests/kvm/arm64/external_aborts.c @@ -239,6 +239,7 @@ static void test_serror_guest(void) static void test_serror(void) { + struct kvm_vcpu_events events; struct kvm_vcpu *vcpu; struct kvm_vm *vm = vm_create_with_dabt_handler(&vcpu, test_serror_guest, unexpected_dabt_handler); @@ -247,6 +248,11 @@ static void test_serror(void) vcpu_inject_serror(vcpu); vcpu_run_expect_done(vcpu); + + vcpu_events_get(vcpu, &events); + TEST_ASSERT(!events.exception.serror_pending, + "SError still pending after the guest took it"); + kvm_vm_free(vm); } -- 2.39.5