From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f171.google.com (mail-pf1-f171.google.com [209.85.210.171]) (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 C63AF1106 for ; Wed, 28 Jun 2023 00:14:37 +0000 (UTC) Received: by mail-pf1-f171.google.com with SMTP id d2e1a72fcca58-6687466137bso2903679b3a.0 for ; Tue, 27 Jun 2023 17:14:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687911277; x=1690503277; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Bl2xS0hpaMhLNXGaRDLAye8tC/jIz9OZNyY0aYdzy3U=; b=XnE7sHOaoiCiEDBeNgd0++hU1hInSAuTGEsviDuRnsgTiROjl7wXCi0UPgpCNhLZxs jlquyq3qXBoDECqebVv+5HJ+HRK62YGd6gcNgoEdoEpu1+76yZBjl+rtS6joGSZopdG4 kH5hQyzJy9TCtxAUmrwsU+S+2DOpAjOt2nl6TlAbVErCh/OART8zPMqgW5D/a2CnH2Jl iGlrOYqV4Khw+5DFAjRRNMhMQb0Ibh2sBI2n/g1DQmZ1V/oRvmwEhv6mT5z037dshhRs Um7O/P/kLQqtmMDsDZRv2Tmz3WnVkvyTcoAYHO2WU7W2YAe+krcXaM4gr+xzi2fy/wdj lZjA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687911277; x=1690503277; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Bl2xS0hpaMhLNXGaRDLAye8tC/jIz9OZNyY0aYdzy3U=; b=Ph+VLophontEto4/aLKUnK1UBwgsanWQ0jL7mMnkhSe5kXbrAjHR9cuXcz59WX8ZXh CbhcaMg462GJGYyFvZ41tV65HRGnTVPBmqmL7P14yzNZC8+BwLiQGq3CRxU0I6RH7XUY ZeumpScfv0GJwbQCgLpZfPq8PPiCb/BixoEyW7P6DGmzVIYwlzL2AS4g67ZZpgQc7eAv NzztJ5zVYHZLBtCyZbbbUHL50cBnGyV1tgutahUtt8gdA7EGJSZPAuL1pNHQ9PfsI3Mb 2XAOTtLTZcZrZYSE07wjqYeNgoUMOH7D2jF5EPeAEqthb++Je7/SbH1X1paxFnH27Nux 9iBA== X-Gm-Message-State: AC+VfDzsWMK1qpB9tniytyn9Uthe0uBbXDi0pWKt3tl6AMzrrc7C2KL1 kCY3eoYYIaqhF7rWsb72Cpw= X-Google-Smtp-Source: ACHHUZ5A7eHI61T59Oo5W/n0/S2XLNxWb6ZKzhIq4esUMRLC0gP+UewjIjEq/P7PoSZ4CFQE3HJIow== X-Received: by 2002:a05:6a20:7d81:b0:12a:cc8:75dc with SMTP id v1-20020a056a207d8100b0012a0cc875dcmr4706951pzj.31.1687911277047; Tue, 27 Jun 2023 17:14:37 -0700 (PDT) Received: from sc9-mailhost2.vmware.com ([66.170.99.1]) by smtp.gmail.com with ESMTPSA id jd4-20020a170903260400b001b1920cffdasm343796plb.204.2023.06.27.17.14.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Jun 2023 17:14:36 -0700 (PDT) From: Nadav Amit X-Google-Original-From: Nadav Amit To: Andrew Jones Cc: kvmarm@lists.linux.dev, kvm@vger.kernel.org, Nikos Nikoleris , Paolo Bonzini , Thomas Huth , Nadav Amit Subject: [kvm-unit-tests PATCH v3 6/6] arm64: dump stack on bad exception Date: Wed, 28 Jun 2023 00:13:55 +0000 Message-Id: <20230628001356.2706-8-namit@vmware.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230628001356.2706-1-namit@vmware.com> References: <20230628001356.2706-1-namit@vmware.com> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Nadav Amit Upon a bad exception, the stack is rather useful for debugging, splat it out. Signed-off-by: Nadav Amit --- lib/arm64/processor.c | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/arm64/processor.c b/lib/arm64/processor.c index 831207c..5bcad67 100644 --- a/lib/arm64/processor.c +++ b/lib/arm64/processor.c @@ -130,6 +130,7 @@ static void bad_exception(enum vector v, struct pt_regs *regs, printf("Vector: %d (%s)\n", v, vector_names[v]); printf("ESR_EL1: %8s%08x, ec=%#x (%s)\n", "", esr, ec, ec_names[ec]); printf("FAR_EL1: %016lx (%svalid)\n", far, far_valid ? "" : "not "); + dump_stack(); printf("Exception frame registers:\n"); show_regs(regs); abort(); -- 2.34.1