From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17286C433ED for ; Wed, 12 May 2021 11:26:59 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 83ADA611AC for ; Wed, 12 May 2021 11:26:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 83ADA611AC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bugs.launchpad.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:50764 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lgn0z-00060W-GH for qemu-devel@archiver.kernel.org; Wed, 12 May 2021 07:26:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45796) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lgn02-0004c8-UT for qemu-devel@nongnu.org; Wed, 12 May 2021 07:25:58 -0400 Received: from indium.canonical.com ([91.189.90.7]:36538) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lgn01-0007pI-1J for qemu-devel@nongnu.org; Wed, 12 May 2021 07:25:58 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.93 #5 (Debian)) id 1lgmzx-0003z9-MY for ; Wed, 12 May 2021 11:25:54 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id 23B282E8189 for ; Wed, 12 May 2021 11:25:53 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Wed, 12 May 2021 11:20:02 -0000 From: Thomas Huth <1911216@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=Incomplete; importance=Undecided; assignee=None; X-Launchpad-Bug-Tags: fuzzer X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: a1xndr hades0506 th-huth X-Launchpad-Bug-Reporter: Gaoning Pan (hades0506) X-Launchpad-Bug-Modifier: Thomas Huth (th-huth) References: <161046678346.29947.74345360490259273.malonedeb@chaenomeles.canonical.com> Message-Id: <162081840220.30850.5025088053443478596.malone@gac.canonical.com> Subject: [Bug 1911216] Re: abort issue locates in hw/usb/hcd-ohci.c:1297:ohci_frame_boundary X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="37ef8bff8cdf61b994f9b61bc9239663cb29cec9"; Instance="production" X-Launchpad-Hash: 8012871b2c018b661a2ad021e985f39453afc534 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-Spam_score_int: -65 X-Spam_score: -6.6 X-Spam_bar: ------ X-Spam_report: (-6.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1911216 <1911216@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Hi! Can you still reproduce this issue with QEMU v6.0 ? At least Alexander's reproducer does not seem to trigger this issue anymore... ** Changed in: qemu Status: New =3D> Incomplete -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1911216 Title: abort issue locates in hw/usb/hcd-ohci.c:1297:ohci_frame_boundary Status in QEMU: Incomplete Bug description: Hello, I found an assertion failure in hw/usb/hcd-ohci.c:1297 This was found in latest version 5.2.0. my reproduced environment is as follows: Host: ubuntu 18.04 Guest: ubuntu 18.04 QEMU boot command line: qemu-system-x86_64 -enable-kvm -boot c -m 4G -drive format=3Dqcow2,file= =3D./ubuntu.img -nic user,hostfwd=3Dtcp:0.0.0.0:5555-:22 -display none -dev= ice pci-ohci,id=3Dohci -device usb-tablet,bus=3Dohci.0,port=3D1,id=3Dusbdev1 = backtrace is as follows = pwndbg> bt #0 0x00007fdf392aa438 in __GI_raise (sig=3Dsig@entry=3D6) at ../sysdeps/= unix/sysv/linux/raise.c:54 #1 0x00007fdf392ac03a in __GI_abort () at abort.c:89 #2 0x000055c613721118 in ohci_frame_boundary (opaque=3D0x6270000191f0) a= t hw/usb/hcd-ohci.c:1297 #3 0x000055c6140bdf0e in timerlist_run_timers (timer_list=3D0x60b00005bc= c0) at util/qemu-timer.c:572 #4 0x000055c6140be15a in qemu_clock_run_timers (type=3DQEMU_CLOCK_VIRTUA= L) at util/qemu-timer.c:586 #5 0x000055c6140beac7 in qemu_clock_run_all_timers () at util/qemu-timer= .c:672 #6 0x000055c6140a1938 in main_loop_wait (nonblocking=3D0) at util/main-l= oop.c:523 #7 0x000055c6125d87e9 in qemu_main_loop () at /home/dell/qemu5-hyperviso= r/vm/fuzz-seedpool/hcd-ohci/qemu-5.1.0/softmmu/vl.c:1676 #8 0x000055c613f216ea in main (argc=3D7, argv=3D0x7fff174cdd28, envp=3D0= x7fff174cdd68) at /home/dell/qemu5-hypervisor/vm/fuzz-seedpool/hcd-ohci/qem= u-5.1.0/softmmu/main.c:49 #9 0x00007fdf39295840 in __libc_start_main (main=3D0x55c613f21699
= , argc=3D7, argv=3D0x7fff174cdd28, init=3D, fini=3D, rtld_fini=3D, stack_end=3D0x7fff174cdd18) at ../csu/= libc-start.c:291 #10 0x000055c6120a4349 in _start () The poc is attached. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1911216/+subscriptions