From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43182) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZCPlm-0005r8-Ts for qemu-devel@nongnu.org; Tue, 07 Jul 2015 06:06:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZCPlj-0005bK-FB for qemu-devel@nongnu.org; Tue, 07 Jul 2015 06:06:30 -0400 Received: from mail-wi0-x22a.google.com ([2a00:1450:400c:c05::22a]:38023) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZCPlj-0005Zh-8E for qemu-devel@nongnu.org; Tue, 07 Jul 2015 06:06:27 -0400 Received: by wibdq8 with SMTP id dq8so177800402wib.1 for ; Tue, 07 Jul 2015 03:06:26 -0700 (PDT) Date: Tue, 7 Jul 2015 11:06:23 +0100 From: Stefan Hajnoczi Message-ID: <20150707100623.GA1648@stefanha-thinkpad.redhat.com> References: <20150707053638.9337.88545.malonedeb@gac.canonical.com> <20150707053638.9337.88545.malonedeb@gac.canonical.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="LQksG6bCIzRHxTLp" Content-Disposition: inline In-Reply-To: <20150707053638.9337.88545.malonedeb@gac.canonical.com> Subject: Re: [Qemu-devel] [Bug 1472083] [NEW] Qemu 2.1.2 hang when stop command List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Bug 1472083 <1472083@bugs.launchpad.net> Cc: qemu-devel@nongnu.org --LQksG6bCIzRHxTLp Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Jul 07, 2015 at 05:36:38AM -0000, changlimin wrote: > Qemu 2.1.2, Linux kernel 3.13.6, this is the stack. If you are running a distro packaged QEMU, please report this to the distro. If you have built QEMU from source, please try the latest stable release (QEMU 2.3). > #0 in ppoll () from /lib/x86_64-linux-gnu/libc.so.6 > #1 in qemu_poll_ns (fds=0x7fa82a8de380, nfds=1, timeout=-1) at qemu-timer.c:314 > #2 in aio_poll (ctx=0x7fa82a8b5000, blocking=true) at aio-posix.c:250 > #3 in bdrv_drain_all () at block.c:1924 > #4 in do_vm_stop (state=RUN_STATE_PAUSED) at /qemu-2.1.2/cpus.c:544 > #5 in vm_stop (state=RUN_STATE_PAUSED) at /qemu-2.1.2/cpus.c:1227 > #6 in qmp_stop (errp=0x7ffffb6dcaf8) at qmp.c:98 > #7 in qmp_marshal_input_stop (mon=0x7fa82a8e0970, qdict=0x7fa830295020, ret=0x7ffffb6dcb48) at qmp-marshal.c:2806 > #8 in qmp_call_cmd (mon=0x7fa82a8e0970, cmd=0x7fa8290558a0, params=0x7fa830295020) at /qemu-2.1.2/monitor.c:5038 > #9 in handle_qmp_command (parser=0x7fa82a8e0a28, tokens=0x7fa82a8d9b50) at /qemu-2.1.2/monitor.c:5104 > #10 in json_message_process_token (lexer=0x7fa82a8e0a30, token=0x7fa830122b60, type=JSON_OPERATOR, x=39, y=17865) at qobject/json-streamer.c:87 > #11 in json_lexer_feed_char (lexer=0x7fa82a8e0a30, ch=125 '}', flush=false) at qobject/json-lexer.c:303 > #12 in json_lexer_feed (lexer=0x7fa82a8e0a30, buffer=0x7ffffb6dcdb0 "}\315m\373\377\177", size=1) at qobject/json-lexer.c:356 > #13 in json_message_parser_feed (parser=0x7fa82a8e0a28, buffer=0x7ffffb6dcdb0 "}\315m\373\377\177", size=1) at qobject/json-streamer.c:111 > #14 in monitor_control_read (opaque=0x7fa82a8e0970, buf=0x7ffffb6dcdb0 "}\315m\373\377\177", size=1) at /qemu-2.1.2/monitor.c:5125 > #15 in qemu_chr_be_write (s=0x7fa82a8c2020, buf=0x7ffffb6dcdb0 "}\315m\373\377\177", len=1) at qemu-char.c:213 > #16 in tcp_chr_read (chan=0x7fa82a8c4ba0, cond=G_IO_IN, opaque=0x7fa82a8c2020) at qemu-char.c:2729 > #17 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #18 in glib_pollfds_poll () at main-loop.c:190 > #19 in os_host_main_loop_wait (timeout=24000000) at main-loop.c:235 > #20 in main_loop_wait (nonblocking=0) at main-loop.c:484 > #21 in main_loop () at vl.c:2034 > #22 in main (argc=55, argv=0x7ffffb6de338, envp=0x7ffffb6de4f8) at vl.c:4583 There is not enough information here to determine the cause of the hang. Please post the QEMU command-line so we know the guest configuration. --LQksG6bCIzRHxTLp Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAEBAgAGBQJVm6SfAAoJEJykq7OBq3PIMLEIAJlyYkk1KWpUQMPzn9pKE8g8 7kH0m19KCKILXb786QikkEaMcMdS8t7tp3iJba8xRS/PZ2QsBo3EabN4C7TAUCHa YQKQiwJIKZl90XcaTaodMqr005XEwPO5BIg1EQha2qFN3RA8FYyjBOefkitTsYr7 +Il5aEZmFjbncWVAR/5RP02XlHe9lC3gA19AYTNw6REG22md/hvatOdQeeHAcCv/ B3q+2tmMWOuSHllKCfbX+BdcpHAXDFBZjoVrigkShd7A3S3u7hPMwcFuaEHyDunn lJVTNTewxH8hy9eLc6RVPzvMH+pL/CrdMOLMMrm+9uslPt3qzT16N+S8xoOsFOk= =LMSW -----END PGP SIGNATURE----- --LQksG6bCIzRHxTLp--