Package: qemu-system-x86 Version: 1.7.0+dfsg-9 Severity: grave Justification: renders package unusable
Dear Maintainer, Since kernel 3.13 migrated into jessie, I cannot start KVM guests anymore. If I boot on the last jessie 3.12 kernel (3.12.9-1), I can start the guests with no problem. I hoped some newer kernel and qemu would fix it and waited both have a new version in jessie which is now the case; unfortunately the result is the same: after starting the guest with a command-line such as: kvm -net nic,model=virtio -net tap,script=no,downscript=no,ifname=tap0 -drive file=/var/local/kvm/taz-test.img,if=virtio -usbdevice tablet -k fr -vnc localhost:2 -daemonize -name taz-test The cpu goes 100% for a while and then the kernel is spouting messages on all terminals. This is what I get in syslog: Apr 22 10:56:39 ataz kernel: [ 9050.996004] INFO: rcu_sched self-detected stall on CPU { 1} (t=5250 jiffies g=194196 c=194195 q=1118) Apr 22 10:56:39 ataz kernel: [ 9050.996004] sending NMI to all CPUs: Apr 22 10:56:39 ataz kernel: [ 9050.996004] NMI backtrace for cpu 1 Apr 22 10:56:39 ataz kernel: [ 9050.996004] CPU: 1 PID: 19798 Comm: qemu-system-x86 Not tainted 3.13-1-686-pae #1 Debian 3.13.10-1 Apr 22 10:56:39 ataz kernel: [ 9050.996004] Hardware name: Dell Inc. Latitude D630 / , BIOS A13 07/28/2008 Apr 22 10:56:39 ataz kernel: [ 9050.996004] task: f6a8e920 ti: f64ac000 task.ti: f64ac000 Apr 22 10:56:39 ataz kernel: [ 9050.996004] EIP: 0060:[<c1221a8a>] EFLAGS: 00000006 CPU: 1 Apr 22 10:56:39 ataz kernel: [ 9050.996004] EIP is at __const_udelay+0xa/0x20 Apr 22 10:56:39 ataz kernel: [ 9050.996004] EAX: 01062560 EBX: 00002710 ECX: fffff000 EDX: 00982914 Apr 22 10:56:39 ataz kernel: [ 9050.996004] ESI: c1578440 EDI: c1578440 EBP: 00000001 ESP: f64adccc Apr 22 10:56:39 ataz kernel: [ 9050.996004] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Apr 22 10:56:39 ataz kernel: [ 9050.996004] CR0: 8005003b CR2: 00000000 CR3: 16cb8000 CR4: 000027f0 Apr 22 10:56:39 ataz kernel: [ 9050.996004] Stack: Apr 22 10:56:39 ataz kernel: [ 9050.996004] c103932d c14cdc87 f79e1840 c109a3ea c14dbde0 00001482 0002f694 0002f693 Apr 22 10:56:39 ataz kernel: [ 9050.996004] 0000045e 0000083b f79e1840 c1578440 c15b51ac 00000000 00000000 00000086 Apr 22 10:56:39 ataz kernel: [ 9050.996004] f6a8e920 00000000 00000001 0000083b c1059084 f64addf0 f64addf0 5966cdf2 Apr 22 10:56:39 ataz kernel: [ 9050.996004] Call Trace: Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c103932d>] ? arch_trigger_all_cpu_backtrace+0x4d/0x70 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c109a3ea>] ? rcu_check_callbacks+0x37a/0x5b0 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c1059084>] ? update_process_times+0x34/0x60 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c10a492c>] ? tick_sched_handle.isra.12+0x1c/0x50 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c10a498f>] ? tick_sched_timer+0x2f/0x60 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c106b4f7>] ? __remove_hrtimer+0x27/0x80 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c106b6fb>] ? __run_hrtimer+0x6b/0x190 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c10a4960>] ? tick_sched_handle.isra.12+0x50/0x50 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c106c311>] ? hrtimer_interrupt+0x201/0x2c0 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c106c259>] ? hrtimer_interrupt+0x149/0x2c0 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c10374a7>] ? local_apic_timer_interrupt+0x27/0x50 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c1051e9d>] ? irq_enter+0xd/0x60 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c103763b>] ? smp_apic_timer_interrupt+0x2b/0x50 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c14108fc>] ? apic_timer_interrupt+0x34/0x3c Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<f8ac1901>] ? apic_has_pending_timer+0x21/0x70 [kvm] Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<f8aa8c8b>] ? kvm_arch_vcpu_ioctl_run+0x28b/0x10a0 [kvm] Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<f8aa5bec>] ? kvm_arch_vcpu_load+0x18c/0x1f0 [kvm] Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<f8a97ead>] ? kvm_vcpu_ioctl+0x3fd/0x4a0 [kvm] Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c10a81a5>] ? do_futex+0xf5/0xb20 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c100e170>] ? __switch_to+0xb0/0x340 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<f8a97ab0>] ? vcpu_put+0x20/0x20 [kvm] Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c1151dc7>] ? do_vfs_ioctl+0x307/0x500 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c140d5ac>] ? __schedule+0x23c/0x6e0 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c10a8c5c>] ? SyS_futex+0x8c/0x160 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c1152020>] ? SyS_ioctl+0x60/0x80 Apr 22 10:56:39 ataz kernel: [ 9050.996004] [<c1416fcd>] ? sysenter_do_call+0x12/0x28 Apr 22 10:56:39 ataz kernel: [ 9050.996004] Code: 00 48 75 fd 48 c3 8d 74 26 00 8d bc 27 00 00 00 00 ff 15 30 2c 59 c1 f3 c3 90 8d b4 26 00 00 00 00 c1 e0 02 64 8b 15 9c de 63 c1 <6b> d2 3e f7 e2 8d 42 01 ff 15 30 2c 59 c1 f3 c3 8d b6 00 00 00 Apr 22 10:56:39 ataz kernel: [ 9050.996028] NMI backtrace for cpu 0 Apr 22 10:56:39 ataz kernel: [ 9050.996028] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.13-1-686-pae #1 Debian 3.13.10-1 Apr 22 10:56:39 ataz kernel: [ 9050.996028] Hardware name: Dell Inc. Latitude D630 / , BIOS A13 07/28/2008 Apr 22 10:56:39 ataz kernel: [ 9050.996028] task: c1568a00 ti: c155c000 task.ti: c155c000 Apr 22 10:56:39 ataz kernel: [ 9050.996028] EIP: 0060:[<c1077826>] EFLAGS: 00200046 CPU: 0 Apr 22 10:56:39 ataz kernel: [ 9050.996028] EIP is at sched_clock_tick+0x6/0x80 Apr 22 10:56:39 ataz kernel: [ 9050.996028] EAX: 00000000 EBX: f7586000 ECX: 00000001 EDX: 00000000 Apr 22 10:56:39 ataz kernel: [ 9050.996028] ESI: f75860cc EDI: f76d8c00 EBP: 00000000 ESP: c155df5c Apr 22 10:56:39 ataz kernel: [ 9050.996028] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Apr 22 10:56:39 ataz kernel: [ 9050.996028] CR0: 8005003b CR2: b76eb000 CR3: 01647000 CR4: 000027f0 Apr 22 10:56:39 ataz kernel: [ 9050.996028] Stack: Apr 22 10:56:39 ataz kernel: [ 9050.996028] c10778b5 f83ded35 f83e2044 00000003 00000000 f83e2044 00000003 f83e2138 Apr 22 10:56:39 ataz kernel: [ 9050.996028] f76d8c00 c131eef9 592a4ffe 0000083b d47d7ad1 c155c000 f76d8c00 00000003 Apr 22 10:56:39 ataz kernel: [ 9050.996028] c131f02c f83e2044 00000000 c1639740 d47d7ad1 c155c000 c1649800 00000000 Apr 22 10:56:39 ataz kernel: [ 9050.996028] Call Trace: Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<c10778b5>] ? sched_clock_idle_wakeup_event+0x15/0x20 Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<f83ded35>] ? acpi_idle_enter_bm+0x1b3/0x1ca [processor] Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<c131eef9>] ? cpuidle_enter_state+0x29/0xd0 Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<c131f02c>] ? cpuidle_idle_call+0x8c/0x1b0 Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<c1016395>] ? arch_cpu_idle+0x5/0x20 Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<c1091a09>] ? cpu_startup_entry+0x1b9/0x200 Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<c15baaaa>] ? start_kernel+0x3ad/0x3b2 Apr 22 10:56:39 ataz kernel: [ 9050.996028] [<c15ba549>] ? repair_env_string+0x4d/0x4d Apr 22 10:56:39 ataz kernel: [ 9050.996028] Code: 41 fe ff ff 89 c6 89 d7 89 d8 50 9d 66 66 66 90 5b 89 f0 89 fa 5e 5f 5d c3 8d b6 00 00 00 00 8d bf 00 00 00 00 8b 15 ec 51 5b c1 <85> d2 75 46 a1 f0 51 5b c1 85 c0 74 3d 57 56 53 9c 58 66 66 66 Apr 22 10:57:04 ataz kernel: [ 9076.060004] BUG: soft lockup - CPU#1 stuck for 22s! [qemu-system-x86:19798] Apr 22 10:57:04 ataz kernel: [ 9076.060004] Modules linked in: tun cpufreq_stats cpufreq_powersave cpufreq_userspace cpufreq_conservative binfmt_misc uinput nfsd auth_rpcgss oid_registry nfs_acl nfs lockd fscache sunrpc bridge stp llc loop fuse ppdev lp dm_crypt sr_mod cdrom pcmcia iTCO_wdt iTCO_vendor_support dell_wmi sparse_keymap coretemp kvm_intel kvm dell_laptop dcdbas psmouse pcspkr serio_raw arc4 i2c_i801 yenta_socket pcmcia_rsrc pcmcia_core lpc_ich mfd_core joydev evdev nouveau mxm_wmi wmi snd_hda_codec_idt parport_pc parport snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer iwl3945 iwlegacy button acpi_cpufreq ttm mac80211 drm_kms_helper drm i2c_algo_bit snd i2c_core cfg80211 processor video battery ac rfkill soundcore ext4 crc16 mbcache jbd2 btrfs xor raid6_pq crc32c libcrc32c dm_mod sg usb_storage hid_generic sd_mod crct10dif_generic crc_t10dif crct10d! if_common usbhid ata_generic hid firewire_ohci firewire_core ata_piix crc_itu_t thermal thermal_sys libata scsi_mod tg3 ptp pps_core libphy ehci_pci uhci_hcd ehci_hcd usbcore usb_common Apr 22 10:57:04 ataz kernel: [ 9076.060004] CPU: 1 PID: 19798 Comm: qemu-system-x86 Not tainted 3.13-1-686-pae #1 Debian 3.13.10-1 Apr 22 10:57:04 ataz kernel: [ 9076.060004] Hardware name: Dell Inc. Latitude D630 / , BIOS A13 07/28/2008 Apr 22 10:57:04 ataz kernel: [ 9076.060004] task: f6a8e920 ti: f64ac000 task.ti: f64ac000 Apr 22 10:57:04 ataz kernel: [ 9076.060004] EIP: 0060:[<c10972e7>] EFLAGS: 00000246 CPU: 1 Apr 22 10:57:04 ataz kernel: [ 9076.060004] EIP is at __srcu_read_lock+0x7/0x40 Apr 22 10:57:04 ataz kernel: [ 9076.060004] EAX: d6d3c024 EBX: eb838040 ECX: 00000000 EDX: 00000000 Apr 22 10:57:04 ataz kernel: [ 9076.060004] ESI: 00000001 EDI: 00000000 EBP: f64adec4 ESP: f64ade24 Apr 22 10:57:04 ataz kernel: [ 9076.060004] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Apr 22 10:57:04 ataz kernel: [ 9076.060004] CR0: 8005003b CR2: 00000000 CR3: 16cb8000 CR4: 000027f0 Apr 22 10:57:04 ataz kernel: [ 9076.060004] Stack: Apr 22 10:57:04 ataz kernel: [ 9076.060004] eb838040 00000001 f8aa8c56 00000000 00000000 00260a6b af67adcc 00000001 Apr 22 10:57:04 ataz kernel: [ 9076.060004] f6a8e920 f6a8e920 00000206 00000000 af67adcc 00000001 66eb6342 00000836 Apr 22 10:57:04 ataz kernel: [ 9076.060004] 00000000 004ade68 d6d3c024 7ffbfeff fffffffe f6a8e920 00000000 b7c56000 Apr 22 10:57:04 ataz kernel: [ 9076.060004] Call Trace: Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<f8aa8c56>] ? kvm_arch_vcpu_ioctl_run+0x256/0x10a0 [kvm] Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<f8aa5bec>] ? kvm_arch_vcpu_load+0x18c/0x1f0 [kvm] Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<f8a97ead>] ? kvm_vcpu_ioctl+0x3fd/0x4a0 [kvm] Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<c10a81a5>] ? do_futex+0xf5/0xb20 Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<c100e170>] ? __switch_to+0xb0/0x340 Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<f8a97ab0>] ? vcpu_put+0x20/0x20 [kvm] Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<c1151dc7>] ? do_vfs_ioctl+0x307/0x500 Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<c140d5ac>] ? __schedule+0x23c/0x6e0 Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<c10a8c5c>] ? SyS_futex+0x8c/0x160 Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<c1152020>] ? SyS_ioctl+0x60/0x80 Apr 22 10:57:04 ataz kernel: [ 9076.060004] [<c1416fcd>] ? sysenter_do_call+0x12/0x28 Apr 22 10:57:04 ataz kernel: [ 9076.060004] Code: f8 24 01 00 c3 8d b4 26 00 00 00 00 69 c0 fa 00 00 00 c3 90 c7 05 28 52 5b c1 03 00 00 00 b8 ee 02 00 00 c3 56 53 8b 10 83 e2 01 <8b> 48 04 64 03 0d c4 90 63 c1 8d 1c 95 00 00 00 00 01 d9 8b 31 I cannot tell if this is a kernel or qemu bug but since this behaviour shows up when I run qemu I file this bug against it. Feel free to reassign as needed. Thanks in advance for any solution. Patrice -- System Information: Debian Release: jessie/sid APT prefers testing-proposed-updates APT policy: (500, 'testing-proposed-updates'), (500, 'testing') Architecture: i386 (i686) Kernel: Linux 3.13-1-686-pae (SMP w/2 CPU cores) Locale: LANG=fr_FR.utf8, LC_CTYPE=fr_FR.utf8 (charmap=UTF-8) (ignored: LC_ALL set to fr_FR.utf8) Shell: /bin/sh linked to /bin/dash Versions of packages qemu-system-x86 depends on: ii ipxe-qemu 1.0.0+git-20131111.c3d1e78-2 ii libaio1 0.3.109-4 ii libasound2 1.0.27.2-3 ii libbluetooth3 4.101-4.1 ii libbrlapi0.6 5.0-2 ii libc6 2.18-4 ii libcurl3-gnutls 7.36.0-1 ii libfdt1 1.4.0+dfsg-1 ii libglib2.0-0 2.40.0-2 ii libgnutls26 2.12.23-13 ii libiscsi1 1.4.0-3 ii libjpeg8 8d-2 ii libncurses5 5.9+20140118-1 ii libpixman-1-0 0.32.4-1 ii libpng12-0 1.2.50-1 ii libpulse0 5.0-2 ii libsasl2-2 2.1.26.dfsg1-9 ii libsdl1.2debian 1.2.15-9 ii libseccomp2 2.1.0+dfsg-1 ii libspice-server1 0.12.4-0nocelt2 ii libssh2-1 1.4.3-2 ii libtinfo5 5.9+20140118-1 ii libusb-1.0-0 2:1.0.18-2 ii libusbredirparser1 0.6-2 ii libuuid1 2.20.1-5.7 ii libvdeplug2 2.3.2-4 ii libx11-6 2:1.6.2-1 ii libxen-4.3 4.3.0-3+b1 ii libxenstore3.0 4.3.0-3+b1 ii qemu-keymaps 1.7.0+dfsg-9 ii qemu-system-common 1.7.0+dfsg-9 ii seabios 1.7.4-4 ii zlib1g 1:1.2.8.dfsg-1 Versions of packages qemu-system-x86 recommends: ii qemu-utils 1.7.0+dfsg-9 Versions of packages qemu-system-x86 suggests: ii kmod 16-2 pn samba <none> pn sgabios <none> pn vde2 <none> -- no debconf information -- To UNSUBSCRIBE, email to debian-bugs-rc-requ...@lists.debian.org with a subject of "unsubscribe". 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