[Bug 111195] "wakeref_count=1 on cleanup" during suspend on Dell Precision 5540

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111195

--- Comment #2 from Arcadiy Ivanov <arcadiy at ivanov.biz> ---
Same story with drm-tip. As a side note, the enable_guc=2 prevented the
graphics adapter from initializing.

[  135.998510] ------------[ cut here ]------------
[  135.998514] i915 raw-wakerefs=1 wakelocks=1 on cleanup
[  135.998660] WARNING: CPU: 3 PID: 572 at
drivers/gpu/drm/i915/intel_runtime_pm.c:599
intel_runtime_pm_driver_release+0x20/0x30 [i915]
[  135.998661] Modules linked in: rfcomm xt_MASQUERADE nf_conntrack_netlink
xt_addrtype br_netfilter bridge stp llc cmac nf_conntrack_netbios_ns
nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6
ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ip6table_nat ip6table_mangle
ip6table_raw ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw
iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nfnetlink
ebtable_filter overlay ebtables ip6table_filter ip6_tables iptable_filter bnep
sunrpc vfat fat uvcvideo btusb videobuf2_vmalloc btrtl videobuf2_memops btbcm
videobuf2_v4l2 videobuf2_common btintel bluetooth videodev snd_soc_skl
snd_soc_hdac_hda ecdh_generic mc snd_hda_ext_core cdc_acm ecc snd_soc_skl_ipc
snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_hda_codec_hdmi
snd_soc_acpi dell_rbtn snd_soc_core hid_multitouch snd_compress
snd_hda_codec_realtek ac97_bus snd_pcm_dmaengine iwlmvm snd_hda_codec_generic
x86_pkg_temp_thermal snd_hda_intel
[  135.998701]  intel_powerclamp mac80211 snd_hda_codec coretemp snd_hda_core
libarc4 kvm_intel snd_hwdep kvm snd_seq snd_seq_device irqbypass iwlwifi
snd_pcm dell_laptop dell_wmi crct10dif_pclmul ledtrig_audio crc32_pclmul
dell_smbios snd_timer iTCO_wdt mei_wdt cfg80211 mei_hdcp ghash_clmulni_intel
iTCO_vendor_support intel_cstate intel_rapl_msr dell_smm_hwmon rtsx_pci_ms
dcdbas ucsi_acpi intel_uncore mei_me snd idma64 processor_thermal_device
thunderbolt intel_rapl_perf mei typec_ucsi memstick wmi_bmof pcspkr
dell_wmi_descriptor joydev intel_wmi_thunderbolt soundcore i2c_i801 rfkill
intel_rapl_common intel_lpss_pci intel_pch_thermal typec intel_soc_dts_iosf
intel_lpss int3403_thermal int340x_thermal_zone dell_smo8800 intel_hid
int3400_thermal acpi_thermal_rel sparse_keymap acpi_pad binfmt_misc ip_tables
xfs libcrc32c i915 mxm_wmi i2c_algo_bit drm_kms_helper rtsx_pci_sdmmc mmc_core
drm nvme rtsx_pci nvme_core crc32c_intel serio_raw i2c_hid video
pinctrl_cannonlake wmi pinctrl_intel
[  135.998749] CPU: 3 PID: 572 Comm: kworker/u32:3 Tainted: G     U           
5.3.0-rc1+ #1
[  135.998751] Hardware name: Dell Inc. Precision 5540/0V030K, BIOS 1.1.1
05/31/2019
[  135.998758] Workqueue: events_unbound async_run_entry_fn
[  135.998811] RIP: 0010:intel_runtime_pm_driver_release+0x20/0x30 [i915]
[  135.998815] Code: 84 00 00 00 00 00 0f 1f 40 00 0f 1f 44 00 00 8b 37 85 f6
75 01 c3 89 f2 48 c7 c7 f0 fb 64 c0 0f b7 f6 c1 fa 10 e8 2e 7c bc d8 <0f> 0b c3
66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 48
[  135.998817] RSP: 0018:ffffbdfb407c3d98 EFLAGS: 00010282
[  135.998820] RAX: 0000000000000000 RBX: ffff9fa1f6340000 RCX:
0000000000000006
[  135.998821] RDX: 0000000000000007 RSI: 0000000000000082 RDI:
ffff9fa2342d7900
[  135.998823] RBP: 0000000000000000 R08: 0000001faa24a638 R09:
ffff9fa274800000
[  135.998824] R10: 0000000000005472 R11: 0000000007dd12b8 R12:
0000000000000000
[  135.998826] R13: ffff9fa22c205000 R14: ffff9fa1f63477e0 R15:
0000000000000002
[  135.998828] FS:  0000000000000000(0000) GS:ffff9fa2342c0000(0000)
knlGS:0000000000000000
[  135.998830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  135.998832] CR2: 000055b278c46f58 CR3: 0000000ead40a002 CR4:
00000000003606e0
[  135.998833] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[  135.998835] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[  135.998836] Call Trace:
[  135.998885]  i915_drm_suspend_late+0xe5/0x130 [i915]
[  135.998894]  ? pci_pm_poweroff_late+0x30/0x30
[  135.998898]  dpm_run_callback+0x4f/0x140
[  135.998902]  ? pci_pm_poweroff_late+0x30/0x30
[  135.998905]  __device_suspend_late+0xe1/0x1c0
[  135.998909]  async_suspend_late+0x1b/0x90
[  135.998913]  async_run_entry_fn+0x39/0x160
[  135.998919]  process_one_work+0x19d/0x340
[  135.998924]  worker_thread+0x50/0x3b0
[  135.998928]  kthread+0xfb/0x130
[  135.998933]  ? process_one_work+0x340/0x340
[  135.998936]  ? kthread_park+0x80/0x80
[  135.998940]  ret_from_fork+0x1f/0x40
[  135.998994] WARNING: CPU: 3 PID: 572 at
drivers/gpu/drm/i915/intel_runtime_pm.c:599
intel_runtime_pm_driver_release+0x20/0x30 [i915]
[  135.998996] ---[ end trace 7c00525aa3c505c4 ]---

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