From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 65561] KVM:Entry failed on Single stepping sti instruction Date: Wed, 21 May 2014 20:30:12 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit To: kvm@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.19.201]:59119 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751249AbaEUUaQ (ORCPT ); Wed, 21 May 2014 16:30:16 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6233E20383 for ; Wed, 21 May 2014 20:30:15 +0000 (UTC) Received: from bugzilla2.web.kernel.org (bugzilla2.web.kernel.org [172.20.200.52]) by mail.kernel.org (Postfix) with ESMTP id 78BC62037A for ; Wed, 21 May 2014 20:30:12 +0000 (UTC) In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: https://bugzilla.kernel.org/show_bug.cgi?id=65561 --- Comment #15 from Paolo Bonzini --- > if I use gdb in a guest OS, like to debug a program inside the Guest OS, and > run the single step command in gdb, that should trigger this bug right Yes. For kvm-unit-tests you would modify x86/debug.c, which already tests singlestep. Jatin, can you confirm that _any_ single-stepping over sti triggers the bug? Does it matter if IF=0 or IF=1 before the sti? -- You are receiving this mail because: You are watching the assignee of the bug.