Please test latest mainline kernel:
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.7-rc7/
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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https://bugs.launchpad.net/bugs/1880049
Title:
Using Lakka with Intel GVT-g freezes the host system
Status in linux package in Ubuntu:
Incomplete
Bug description:
I tried to start Lakka (http://www.lakka.tv/) using QEMU with Intel
GVT-g and, when the graphics should start loading, the system freezes.
The command line used was:
The command line I used to start QEMU was:
sudo qemu-system-x86_64 -m 1024 -cpu Skylake-Client -vga none -accel
kvm -device nec-usb-xhci -device usb-host,id=maxprint,vendorid=0x13fe
-boot menu=on -serial vc -serial stdio -display gtk,gl=on -device
vfio-pci,sysfsdev=/sys/bus/pci/devices/0000:00:02.0/20312cec-80f4
-448a-9f09-7b93adbf672c,x-igd-
opregion=on,display=on,addr=0x5,rombar=0,id=iHD520 -bios
/usr/share/ovmf/OVMF.fd
Relevant syslog messages with the BUG:
May 21 21:50:35 Lenovo-ideapad-310-14ISK kernel: [ 7672.207424] vfio_mdev
20312cec-80f4-448a-9f09-7b93adbf672c: Adding to iommu group 0
May 21 21:50:35 Lenovo-ideapad-310-14ISK kernel: [ 7672.207427] vfio_mdev
20312cec-80f4-448a-9f09-7b93adbf672c: MDEV: group_id = 0
May 21 21:50:42 Lenovo-ideapad-310-14ISK dbus-daemon[21697]: [session uid=0
pid=21695] AppArmor D-Bus mediation is enabled
May 21 21:51:06 Lenovo-ideapad-310-14ISK kernel: [ 7703.690519] usb 1-3:
reset high-speed USB device number 10 using xhci_hcd
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354929] BUG: kernel
NULL pointer dereference, address: 0000000000000008
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354932] #PF:
supervisor write access in kernel mode
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354933] #PF:
error_code(0x0002) - not-present page
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354935] PGD 0 P4D 0
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354937] Oops: 0002
[#1] SMP PTI
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354940] CPU: 2 PID:
254 Comm: gvt workload 0 Tainted: P C O 5.4.0-32-generic #36-Ubuntu
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354941] Hardware
name: LENOVO 80UG/Toronto 4A2, BIOS 0XCN45WW 08/09/2018
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354979] RIP:
0010:prepare_workload+0xf6/0x480 [i915]
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354981] Code: 1a 00
00 48 8b 4f 40 48 8b 40 20 4c 8b 40 40 31 c0 83 7f 18 0c 49 8b 90 f0 02 00 00
74 24 48 63 f0 48 83 c0 01 48 8b 54 f2 20 <48> 89 4a 08 48 83 f8 04 74 12 49 8b
90 f0 02 00 00 48 8b 4c c7 40
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354983] RSP:
0018:ffffb39a403fbdb0 EFLAGS: 00010202
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354984] RAX:
0000000000000001 RBX: ffff8c46bb376900 RCX: 00000004565c8000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354985] RDX:
0000000000000000 RSI: 0000000000000000 RDI: ffff8c47d4f9a840
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354987] RBP:
ffffb39a403fbde8 R08: ffff8c471382fc00 R09: 0000e6580000e558
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354988] R10:
0000e45c0000e758 R11: 0000e65c0000e55c R12: fffff5a6d1436180
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354989] R13:
0000000000000000 R14: ffff8c46bb376900 R15: ffff8c47d8e88000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354990] FS:
0000000000000000(0000) GS:ffff8c47de300000(0000) knlGS:0000000000000000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354991] CS: 0010 DS:
0000 ES: 0000 CR0: 0000000080050033
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354992] CR2:
0000000000000008 CR3: 00000004565cc004 CR4: 00000000003626e0
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354994] DR0:
0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354995] DR3:
0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.354996] Call Trace:
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355028]
workload_thread+0x50d/0xde0 [i915]
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355032] ?
__switch_to_asm+0x40/0x70
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355036] ?
do_wait_intr_irq+0xa0/0xa0
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355038]
kthread+0x104/0x140
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355065] ?
intel_vgpu_clean_workloads+0x100/0x100 [i915]
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355067] ?
kthread_park+0x90/0x90
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355070]
ret_from_fork+0x35/0x40
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355071] Modules
linked in: nls_utf8 exfat(C) ccm ip6table_nat xt_MASQUERADE iptable_nat nf_nat
xt_CHECKSUM iptable_mangle xt_comment bridge stp llc zfs(PO) zunicode(PO)
zavl(PO) icp(PO) zcommon(PO) znvpair(PO) spl(O) zlua(PO) nf_tables nfnetlink
rfcomm cmac algif_hash algif_skcipher af_alg bnep binfmt_misc nls_iso8859_1
snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic intel_rapl_msr
ledtrig_audio mei_hdcp snd_hda_intel snd_intel_dspcfg intel_rapl_common
snd_hda_codec x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_core
uvcvideo snd_hwdep snd_pcm rtsx_usb_ms snd_seq_midi videobuf2_vmalloc
videobuf2_memops snd_seq_midi_event kvm_intel memstick videobuf2_v4l2
snd_rawmidi videobuf2_common videodev crct10dif_pclmul ghash_clmulni_intel mc
snd_seq aesni_intel snd_seq_device hid_dr snd_timer ff_memless crypto_simd
cryptd btusb snd btrtl btbcm btintel glue_helper bluetooth soundcore
intel_cstate intel_rapl_perf joydev input_leds serio_raw ideapad_laptop
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355098]
intel_wmi_thunderbolt ecdh_generic ecc mei_me intel_xhci_usb_role_switch
sparse_keymap mei roles intel_pch_thermal mac_hid acpi_pad nf_log_ipv6
ip6t_REJECT nf_reject_ipv6 xt_hl ip6t_rt nf_log_ipv4 nf_log_common ipt_REJECT
nf_reject_ipv4 xt_LOG xt_limit xt_addrtype sch_fq_codel xt_tcpudp xt_conntrack
nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 cuse parport_pc ip6table_filter
ip6_tables ppdev iptable_filter bpfilter lp parport ip_tables x_tables autofs4
btrfs xor zstd_compress raid6_pq libcrc32c z3fold rndis_host cdc_ether usbnet
bfq kvmgt vfio_mdev mdev kvm nbd mii hid_generic usbhid hid rtsx_usb_sdmmc
rtsx_usb uas usb_storage ath10k_pci ath10k_core ath i915 mac80211 i2c_algo_bit
drm_kms_helper cfg80211 crc32_pclmul syscopyarea sysfillrect sysimgblt
fb_sys_fops psmouse i2c_i801 r8169 ahci drm libarc4 realtek libahci wmi video
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355125] CR2:
0000000000000008
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355127] ---[ end
trace 5f6a690ec2c91e75 ]---
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355155] RIP:
0010:prepare_workload+0xf6/0x480 [i915]
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355156] Code: 1a 00
00 48 8b 4f 40 48 8b 40 20 4c 8b 40 40 31 c0 83 7f 18 0c 49 8b 90 f0 02 00 00
74 24 48 63 f0 48 83 c0 01 48 8b 54 f2 20 <48> 89 4a 08 48 83 f8 04 74 12 49 8b
90 f0 02 00 00 48 8b 4c c7 40
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355158] RSP:
0018:ffffb39a403fbdb0 EFLAGS: 00010202
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355159] RAX:
0000000000000001 RBX: ffff8c46bb376900 RCX: 00000004565c8000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355160] RDX:
0000000000000000 RSI: 0000000000000000 RDI: ffff8c47d4f9a840
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355161] RBP:
ffffb39a403fbde8 R08: ffff8c471382fc00 R09: 0000e6580000e558
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355162] R10:
0000e45c0000e758 R11: 0000e65c0000e55c R12: fffff5a6d1436180
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355163] R13:
0000000000000000 R14: ffff8c46bb376900 R15: ffff8c47d8e88000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355164] FS:
0000000000000000(0000) GS:ffff8c47de300000(0000) knlGS:0000000000000000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355166] CS: 0010 DS:
0000 ES: 0000 CR0: 0000000080050033
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355167] CR2:
0000000000000008 CR3: 00000004565cc004 CR4: 00000000003626e0
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355168] DR0:
0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
May 21 21:51:07 Lenovo-ideapad-310-14ISK kernel: [ 7704.355169] DR3:
0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
May 21 21:51:17 Lenovo-ideapad-310-14ISK kernel: [ 7714.699920] sysrq:
Emergency Sync
May 21 21:51:17 Lenovo-ideapad-310-14ISK kernel: [ 7714.708987] Emergency
Sync complete
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-32-generic 5.4.0-32.36
ProcVersionSignature: Ubuntu 5.4.0-32.36-generic 5.4.41
Uname: Linux 5.4.0-32-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: usuario 1950 F.... pulseaudio
/dev/snd/pcmC0D0p: usuario 1950 F...m pulseaudio
CasperMD5CheckResult: skip
Date: Thu May 21 22:02:28 2020
HibernationDevice: RESUME=UUID=a82e38a0-8d20-49dd-9cbd-de7216b589fc
InstallationDate: Installed on 2017-06-13 (1073 days ago)
InstallationMedia: Xubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
MachineType: LENOVO 80UG
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-32-generic
root=UUID=6b4ae5c0-c78c-49a6-a1ba-029192618a7a ro quiet ro kvm.ignore_msrs=1
kvm.report_ignored_msrs=0 kvm.halt_poll_ns=0 kvm.halt_poll_ns_grow=0
i915.enable_gvt=1 resume=UUID=a82e38a0-8d20-49dd-9cbd-de7216b589fc
log_buf_len=16M usbhid.quirks=0x0079:0x0006:0x100000 mtrr_gran_size=64M
mtrr_chunk_size=64M nbd.nbds_max=2 nbd.max_part=63 cgroup_enable=memory
swapaccount=1
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No
PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-5.4.0-32-generic N/A
linux-backports-modules-5.4.0-32-generic N/A
linux-firmware 1.187
SourcePackage: linux
UpgradeStatus: Upgraded to focal on 2019-12-22 (151 days ago)
dmi.bios.date: 08/09/2018
dmi.bios.vendor: LENOVO
dmi.bios.version: 0XCN45WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: Toronto 4A2
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40679 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo ideapad 310-14ISK
dmi.modalias:
dmi:bvnLENOVO:bvr0XCN45WW:bd08/09/2018:svnLENOVO:pn80UG:pvrLenovoideapad310-14ISK:rvnLENOVO:rnToronto4A2:rvrSDK0J40679WIN:cvnLENOVO:ct10:cvrLenovoideapad310-14ISK:
dmi.product.family: IDEAPAD
dmi.product.name: 80UG
dmi.product.sku: LENOVO_MT_80UG_BU_idea_FM_Lenovo ideapad 310-14ISK
dmi.product.version: Lenovo ideapad 310-14ISK
dmi.sys.vendor: LENOVO
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