Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759106AbYCDI4W (ORCPT ); Tue, 4 Mar 2008 03:56:22 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752557AbYCDI4N (ORCPT ); Tue, 4 Mar 2008 03:56:13 -0500 Received: from jenny.ondioline.org ([66.220.1.122]:57667 "EHLO jenny.ondioline.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752534AbYCDI4M (ORCPT ); Tue, 4 Mar 2008 03:56:12 -0500 From: Paul Collins To: linux-kernel@vger.kernel.org, kvm-devel@lists.sourceforge.net Subject: 11s softlockup and hang with kvm on 2.6.24.3 Date: Tue, 04 Mar 2008 21:55:32 +1300 Message-ID: <873ar6rhq3.fsf@burly.wgtn.ondioline.org> User-Agent: Gnus/5.110007 (No Gnus v0.7) Emacs/23.0.60 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 7846 Lines: 103 Running kvm 62 on 2.6.24.3 (the extraversion is reported due to a local patch to vfat) I just got a couple of soft lockups and a hang. I was installing FreeBSD 7 at the time. I am trying again with v2.6.25-rc3-369-g976dde0. Here are the wossnames. Mar 4 21:20:12 burly kernel: BUG: soft lockup - CPU#0 stuck for 11s! [kvm:11263] Mar 4 21:20:12 burly kernel: CPU 0: Mar 4 21:20:12 burly kernel: Modules linked in: tun nfs lockd nfs_acl sunrpc i915 drm hci_usb rfcomm hidp l2cap bluetooth fan ac battery cpufreq_stats fuse tcp_cubic aes_x86_64 aes_generic cbc blkcipher dm_crypt dm_mod kvm_intel kvm acpi_cpufreq firewire_sbp2 loop snd_hda_intel snd_pcm snd_timer firewire_ohci firewire_core i2c_i801 thermal snd crc_itu_t i2c_core intel_agp button processor soundcore snd_page_alloc evdev Mar 4 21:20:12 burly kernel: Pid: 11263, comm: kvm Not tainted 2.6.24.3-gbc08d7e4 #30 Mar 4 21:20:12 burly kernel: RIP: 0010:[] [] _spin_unlock_irqrestore+0x8/0x9 Mar 4 21:20:12 burly kernel: RSP: 0018:ffff810050cad8e0 EFLAGS: 00000286 Mar 4 21:20:12 burly kernel: RAX: ffff81000101a0d8 RBX: 00000000ffffffff RCX: 0000000000000001 Mar 4 21:20:12 burly kernel: RDX: ffff81001dbd6000 RSI: 0000000000000286 RDI: ffff81000101a080 Mar 4 21:20:12 burly kernel: RBP: ffff81007c359ec0 R08: 0000000000000001 R09: ffff81007c359ec0 Mar 4 21:20:13 burly kernel: R10: 0000000000000000 R11: ffffffff881099d6 R12: 0000000000000000 Mar 4 21:20:13 burly kernel: R13: ffffffff881099d6 R14: ffff810078c17f50 R15: 0000000000000000 Mar 4 21:20:13 burly kernel: FS: 00002b1aa02d7160(0000) GS:ffffffff8055f000(0000) knlGS:0000000000000000 Mar 4 21:20:13 burly kernel: CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b Mar 4 21:20:13 burly kernel: CR2: 00000008007c1000 CR3: 0000000050ca8000 CR4: 00000000000026e0 Mar 4 21:20:13 burly kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Mar 4 21:20:13 burly kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Mar 4 21:20:13 burly kernel: Mar 4 21:20:13 burly kernel: Call Trace: Mar 4 21:20:13 burly kernel: [] hrtimer_try_to_cancel+0x67/0x70 Mar 4 21:20:13 burly kernel: [] hrtimer_cancel+0x12/0x16 Mar 4 21:20:13 burly kernel: [] hrtimer_cancel+0xc/0x16 Mar 4 21:20:13 burly kernel: [] :kvm:kvm_migrate_apic_timer+0x19/0x2e Mar 4 21:20:13 burly kernel: [] :kvm_intel:vmx_vcpu_load+0x31/0x105 Mar 4 21:20:13 burly kernel: [] :kvm:apic_update_ppr+0x1f/0x51 Mar 4 21:20:13 burly kernel: [] :kvm:kvm_vcpu_block+0x5a/0xae Mar 4 21:20:13 burly kernel: [] default_wake_function+0x0/0xe Mar 4 21:20:13 burly kernel: [] :kvm_intel:skip_emulated_instruction+0x41/0x4a Mar 4 21:20:14 burly kernel: [] :kvm:kvm_emulate_halt+0x26/0x46 Mar 4 21:20:14 burly kernel: [] :kvm:kvm_vcpu_ioctl_run+0x29c/0x3b5 Mar 4 21:20:14 burly kernel: [] :kvm:kvm_vcpu_ioctl+0x10d/0xd5c Mar 4 21:20:14 burly kernel: [] fget_light+0x6c/0x8a Mar 4 21:20:14 burly kernel: [] do_select+0x436/0x453 Mar 4 21:20:14 burly kernel: [] __pollwait+0x0/0xe1 Mar 4 21:20:14 burly kernel: [] try_to_wake_up+0x2f2/0x303 Mar 4 21:20:14 burly kernel: [] __alloc_skb+0x3d/0x133 Mar 4 21:20:14 burly kernel: [] __wake_up_common+0x46/0x75 Mar 4 21:20:14 burly kernel: [] __wake_up+0x38/0x4f Mar 4 21:20:14 burly kernel: [] dummy_file_permission+0x0/0x3 Mar 4 21:20:14 burly kernel: [] add_partial_tail+0x12/0x3f Mar 4 21:20:14 burly kernel: [] skb_copy_datagram_iovec+0x25/0x1eb Mar 4 21:20:14 burly kernel: [] __slab_free+0x7d/0x2af Mar 4 21:20:14 burly kernel: [] getnstimeofday+0x2f/0x87 Mar 4 21:20:14 burly kernel: [] ktime_get_real+0xc/0x41 Mar 4 21:20:14 burly kernel: [] netif_rx_ni+0x19/0x1d Mar 4 21:20:14 burly kernel: [] :tun:tun_chr_aio_write+0x1d2/0x213 Mar 4 21:20:14 burly kernel: [] core_sys_select+0x1f8/0x264 Mar 4 21:20:14 burly kernel: [] do_sync_write+0xd1/0x118 Mar 4 21:20:14 burly kernel: [] autoremove_wake_function+0x0/0x2e Mar 4 21:20:15 burly kernel: [] dequeue_signal+0x8f/0x110 Mar 4 21:20:15 burly kernel: [] getnstimeofday+0x2f/0x87 Mar 4 21:20:15 burly kernel: [] do_ioctl+0x21/0x6b Mar 4 21:20:15 burly kernel: [] vfs_ioctl+0x243/0x25c Mar 4 21:20:15 burly kernel: [] vfs_write+0x13a/0x14f Mar 4 21:20:15 burly kernel: [] sys_ioctl+0x51/0x71 Mar 4 21:20:15 burly kernel: [] system_call+0x7e/0x83 Mar 4 21:20:15 burly kernel: Mar 4 21:20:15 burly kernel: BUG: soft lockup - CPU#1 stuck for 11s! [mpd:3178] Mar 4 21:20:15 burly kernel: CPU 1: Mar 4 21:20:15 burly kernel: Modules linked in: tun nfs lockd nfs_acl sunrpc i915 drm hci_usb rfcomm hidp l2cap bluetooth fan ac battery cpufreq_stats fuse tcp_cubic aes_x86_64 aes_generic cbc blkcipher dm_crypt dm_mod kvm_intel kvm acpi_cpufreq firewire_sbp2 loop snd_hda_intel snd_pcm snd_timer firewire_ohci firewire_core i2c_i801 thermal snd crc_itu_t i2c_core intel_agp button processor soundcore snd_page_alloc evdev Mar 4 21:20:15 burly kernel: Pid: 3178, comm: mpd Not tainted 2.6.24.3-gbc08d7e4 #30 Mar 4 21:20:15 burly kernel: RIP: 0010:[] [] run_hrtimer_softirq+0x74/0xe3 Mar 4 21:20:15 burly kernel: RSP: 0000:ffff81007c373ef0 EFLAGS: 00000202 Mar 4 21:20:15 burly kernel: RAX: ffff810078c17f90 RBX: ffff810078c17f90 RCX: 0000000000000000 Mar 4 21:20:15 burly kernel: RDX: ffff81000101a138 RSI: ffff81000101a0d8 RDI: ffff810078c17f50 Mar 4 21:20:15 burly kernel: RBP: ffff81007c373e70 R08: ffff810078c17fa8 R09: 0000000000000000 Mar 4 21:20:15 burly kernel: R10: ffff81000101d680 R11: ffffffff805e82e0 R12: ffffffff8020cb36 Mar 4 21:20:16 burly kernel: R13: ffff810078c17f50 R14: ffffffff880fcd8d R15: ffffffff8024b986 Mar 4 21:20:16 burly kernel: FS: 00002b98dfcb0500(0000) GS:ffff81007c001700(0000) knlGS:0000000000000000 Mar 4 21:20:16 burly kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Mar 4 21:20:16 burly kernel: CR2: 00000008007c1000 CR3: 0000000065a37000 CR4: 00000000000026e0 Mar 4 21:20:16 burly kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Mar 4 21:20:16 burly kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Mar 4 21:20:16 burly kernel: Mar 4 21:20:16 burly kernel: Call Trace: Mar 4 21:20:17 burly kernel: [] __do_softirq+0x65/0xce Mar 4 21:20:17 burly kernel: [] tick_program_event+0x31/0x4d Mar 4 21:20:17 burly kernel: [] call_softirq+0x1c/0x28 Mar 4 21:20:17 burly kernel: [] do_softirq+0x2c/0x7d Mar 4 21:20:17 burly kernel: [] irq_exit+0x3f/0x84 Mar 4 21:20:17 burly kernel: [] smp_apic_timer_interrupt+0x3f/0x53 Mar 4 21:20:17 burly kernel: [] apic_timer_interrupt+0x66/0x70 Mar 4 21:20:17 burly kernel: -- Paul Collins Wellington, New Zealand Dag vijandelijk luchtschip de huismeester is dood -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/