igt@gem_exec_suspend@basic-s0(@smem)? - dmesg-warn - i915 raw-wakerefs=1 wakelocks=1 on cleanup,WARNING: CPU: \d+ PID: \d+ at drivers/gpu/drm/i915/intel_runtime_pm.c:\d+ intel_runtime_pm_driver_release+0x56/0x60

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10969/fi-skl-6700k2/igt@gem_exec_suspend@basic-s0.html

Dmesg,
<4> [54.496394] i915 0000:00:02.0: i915 raw-wakerefs=1 wakelocks=1 on cleanup
<4> [54.496424] WARNING: CPU: 3 PID: 92 at drivers/gpu/drm/i915/intel_runtime_pm.c:631 intel_runtime_pm_driver_release+0x56/0x60 [i915]
<4> [54.496593] Modules linked in: vgem drm_shmem_helper fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio i915 mei_hdcp x86_pkg_temp_thermal coretemp snd_hda_intel crct10dif_pclmul snd_intel_dspcfg crc32_pclmul ttm ghash_clmulni_intel snd_hda_codec snd_hwdep drm_kms_helper syscopyarea mei_me snd_hda_core sysfillrect e1000e sysimgblt fb_sys_fops i2c_i801 mei snd_pcm prime_numbers ptp i2c_smbus pps_core
<4> [54.496714] CPU: 3 PID: 92 Comm: kworker/u16:2 Not tainted 5.16.0-rc3-CI-CI_DRM_10969+ #1
<4> [54.496720] Hardware name: System manufacturer System Product Name/Z170 PRO GAMING, BIOS 0802 09/02/2015
<4> [54.496725] Workqueue: events_unbound async_run_entry_fn
<4> [54.496737] RIP: 0010:intel_runtime_pm_driver_release+0x56/0x60 [i915]
<4> [54.496899] Code: fd 10 4c 8b 67 50 4d 85 e4 75 03 4c 8b 27 e8 b1 ac 4f e1 45 89 e8 89 e9 4c 89 e2 48 89 c6 48 c7 c7 e0 0a 45 a0 e8 b6 b8 86 e1 <0f> 0b eb b5 66 0f 1f 44 00 00 48 8b 87 a8 4c ff ff b9 02 00 00 00
<4> [54.496905] RSP: 0018:ffffc900008bbd78 EFLAGS: 00010286
<4> [54.496913] RAX: 0000000000000000 RBX: ffff888110bdb360 RCX: 0000000000000001
<4> [54.496918] RDX: 0000000080000001 RSI: ffffffff823945c7 RDI: 00000000ffffffff
<4> [54.496922] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001
<4> [54.496927] R10: 00000000ece55270 R11: 00000000d416d499 R12: ffff8881020c2740
<4> [54.496931] R13: 0000000000000001 R14: ffff888110bdb360 R15: ffff8881000a8205
<4> [54.496936] FS:  0000000000000000(0000) GS:ffff88824d980000(0000) knlGS:0000000000000000
<4> [54.496941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [54.496946] CR2: 000055db14a1fc68 CR3: 0000000006612006 CR4: 00000000003706e0
<4> [54.496950] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4> [54.496954] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
<4> [54.496959] Call Trace:
<4> [54.496963]  <TASK>
<4> [54.496972]  i915_drm_suspend_late+0xd7/0xf0 [i915]
<4> [54.497126]  ? pci_pm_poweroff_late+0x30/0x30
<4> [54.497136]  dpm_run_callback+0x5c/0x240
<4> [54.497149]  __device_suspend_late+0x8b/0x180
<4> [54.497158]  async_suspend_late+0x15/0x90
<4> [54.497166]  async_run_entry_fn+0x2b/0x130
<4> [54.497178]  process_one_work+0x278/0x5d0
<4> [54.497198]  worker_thread+0x37/0x390
<4> [54.497209]  ? process_one_work+0x5d0/0x5d0
<4> [54.497216]  kthread+0x170/0x1a0
<4> [54.497222]  ? set_kthread_struct+0x40/0x40
<4> [54.497232]  ret_from_fork+0x22/0x30
<4> [54.497283]  </TASK>
<4> [54.497287] irq event stamp: 5087
<4> [54.497291] hardirqs last  enabled at (5095): [<ffffffff81133a19>] vprintk_emit+0x309/0x330
<4> [54.497301] hardirqs last disabled at (5102): [<ffffffff811339c8>] vprintk_emit+0x2b8/0x330
<4> [54.497309] softirqs last  enabled at (4416): [<ffffffff81e0032d>] __do_softirq+0x32d/0x493
<4> [54.497315] softirqs last disabled at (4411): [<ffffffff810b9586>] irq_exit_rcu+0xa6/0xe0
<4> [54.497322] ---[ end trace 293963d3ed1e0c22 ]---