Public bug reported:
$ lsb_release -rd
Description: Ubuntu 16.04.3 LTS
Release: 16.04
$ apt policy linux-signed-image-generic-hwe-16.04-edge
linux-signed-image-generic-hwe-16.04-edge:
Installed: 4.11.0.14.22
Candidate: 4.11.0.14.22
Version table:
*** 4.11.0.14.22 500
500 http://no.archive.ubuntu.com/ubuntu xenial-updates/main amd64
Packages
500 http://security.ubuntu.com/ubuntu xenial-security/main amd64
Packages
100 /var/lib/dpkg/status
Problem description:
System freeze, and logs spammed with the below message.
Log excerpt:
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415231] WARNING: CPU: 7
PID: 1348 at
/build/linux-hwe-edge-HLHSbp/linux-hwe-edge-4.11.0/drivers/gpu/drm/i915/i915_gem.c:3846
i915_gem_object_ggtt_pin+0x160/0x170 [i915]
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415232] bo is already
pinned in ggtt with incorrect alignment: offset=100c0000, req.alignment=0,
req.map_and_fenceable=1, vma->map_and_fenceable=0
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415232] Modules linked in:
snd_usb_audio snd_usbmidi_lib hid_generic ccm bnep xt_conntrack ipt_REJECT
nf_reject_ipv4 scsi_transport_iscsi binfmt_misc veth ebtable_filter ebtables
snd_hda_codec_hdmi ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6
ip6table_filter ip6_tables ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_CHECKSUM
xt_comment xt_tcpudp iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4
nf_nat nf_conntrack libcrc32c iptable_mangle iptable_filter ip_tables x_tables
xfrm_user xfrm4_tunnel tunnel4 ipcomp bridge xfrm_ipcomp esp4 stp llc ah4
af_key l2tp_ppp l2tp_netlink l2tp_core xfrm_algo ip6_udp_tunnel udp_tunnel
pppox nls_iso8859_1 arc4 dell_led snd_hda_codec_realtek snd_hda_codec_generic
i2c_designware_platform i2c_designware_core snd_hda_intel snd_hda_codec
snd_hda_core snd_hwdep
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415247] dell_wmi snd_pcm
dell_rbtn dell_laptop iwlmvm dell_smbios dcdbas dell_smm_hwmon intel_rapl
mac80211 snd_seq_midi snd_seq_midi_event x86_pkg_temp_thermal intel_powerclamp
snd_rawmidi coretemp uvcvideo snd_seq videobuf2_vmalloc videobuf2_memops
snd_seq_device videobuf2_v4l2 snd_timer intel_cstate videobuf2_core
intel_rapl_perf videodev rtsx_pci_ms joydev iwlwifi media serio_raw
hid_multitouch snd memstick input_leds cfg80211 soundcore idma64 btusb virt_dma
hci_uart mei_me btrtl processor_thermal_device btbcm shpchp mei intel_lpss_pci
intel_pch_thermal intel_soc_dts_iosf btqca btintel bluetooth acpi_als kfifo_buf
industrialio intel_hid int3403_thermal dell_smo8800 int3400_thermal
intel_lpss_acpi mac_hid acpi_pad acpi_thermal_rel int340x_thermal_zone
intel_lpss sparse_keymap kvm_intel kvm
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415261] irqbypass
parport_pc ppdev lp parport autofs4 algif_skcipher af_alg dm_crypt
hid_logitech_hidpp hid_apple hid_logitech_dj usbhid rtsx_pci_sdmmc
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel nouveau i915
aes_x86_64 crypto_simd glue_helper mxm_wmi cryptd ttm i2c_algo_bit
drm_kms_helper psmouse syscopyarea sysfillrect sysimgblt nvme fb_sys_fops
nvme_core ahci drm rtsx_pci libahci i2c_hid hid wmi pinctrl_sunrisepoint video
pinctrl_intel
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415271] CPU: 7 PID: 1348
Comm: Xorg Tainted: G W 4.11.0-14-generic #20~16.04.1-Ubuntu
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415272] Hardware name:
Dell Inc. Precision 5520/06X96V, BIOS 1.3.4 06/08/2017
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415272] Call Trace:
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415273]
dump_stack+0x63/0x90
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415274] __warn+0xcb/0xf0
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415274]
warn_slowpath_fmt+0x5a/0x80
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415283]
i915_gem_object_ggtt_pin+0x160/0x170 [i915]
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415292]
i915_gem_fault+0x1eb/0x540 [i915]
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415293] ?
update_load_avg+0x84/0x560
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415294]
__do_fault+0x1e/0xe0
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415295]
__handle_mm_fault+0x938/0x1050
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415296] ?
set_next_entity+0xd9/0x220
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415297]
handle_mm_fault+0xd1/0x250
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415298]
__do_page_fault+0x240/0x4e0
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415299]
do_page_fault+0x22/0x30
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415300]
page_fault+0x28/0x30
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415301] RIP:
0033:0x7f0057f651d6
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415301] RSP:
002b:00007ffeb384c620 EFLAGS: 00010202
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415302] RAX:
0000000000000000 RBX: 0000000000000018 RCX: 0000000000000001
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415302] RDX:
0000000000000000 RSI: 00007f005e41d010 RDI: 000000b0a8cf3f70
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415302] RBP:
000000b0a8cf4a40 R08: 000000b0a8b959d0 R09: 00007f0057cb9000
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415303] R10:
0000000000000100 R11: 0000000000000100 R12: 00007f005e45cc10
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415303] R13:
0000000000000100 R14: 0000000000000001 R15: 00007ffeb384c6a4
Aug 21 11:11:13 frode-Precision-5520 kernel: [109204.415304] ---[ end trace
df412dcf249943fe ]---
** Affects: linux-hwe-edge (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1712028
Title:
bo is already pinned in ggtt with incorrect alignment:
offset=100c0000, req.alignment=0, req.map_and_fenceable=1,
vma->map_and_fenceable=0
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