[Bug 107588] New: [CI][BAT] igt at gem_exec_suspend@basic-S3 RPM wakelock ref not held during HW access RIP: 0010:gen5_read32

Thu Aug 16 07:18:44 UTC 2018

https://bugs.freedesktop.org/show_bug.cgi?id=107588

            Bug ID: 107588
           Summary: [CI][BAT] igt at gem_exec_suspend@basic-S3 RPM wakelock
                    ref not held during HW access RIP: 0010:gen5_read32
           Product: DRI
           Version: DRI git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: tomi.p.sarvela at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

>From CI_DRM_4670 onwards:

[  100.667598] ------------[ cut here ]------------
[  100.667631] RPM wakelock ref not held during HW access
[  100.667727] WARNING: CPU: 2 PID: 316 at
drivers/gpu/drm/i915/intel_drv.h:1990 gen5_read32+0x1a5/0x1e0 [i915]
[  100.667729] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_generic
coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel intel_ips
snd_hda_intel i915 snd_hda_codec snd_hwdep snd_hda_core snd_pcm lpc_ich mei_me
mei e1000e prime_numbers
[  100.667761] CPU: 2 PID: 316 Comm: ips-monitor Tainted: G     U           
4.18.0-CI-CI_DRM_4676+ #1
[  100.667763] Hardware name: Hewlett-Packard HP EliteBook 8440p/172A, BIOS
68CCU Ver. F.24 09/13/2013
[  100.667805] RIP: 0010:gen5_read32+0x1a5/0x1e0 [i915]
[  100.667806] Code: bc ee e0 0f 0b e9 98 fe ff ff 80 3d 8e 14 19 00 00 0f 85
99 fe ff ff 48 c7 c7 80 6e 29 a0 c6 05 7a 14 19 00 01 e8 1b bc ee e0 <0f> 0b e9
7f fe ff ff e8 6f dc f6 e0 85 c0 75 92 48 c7 c2 b0 6e 29 
[  100.667888] RSP: 0000:ffffc9000036be40 EFLAGS: 00010086
[  100.667891] RAX: 0000000000000000 RBX: ffff880124a80000 RCX:
0000000000000002
[  100.667893] RDX: 0000000080000002 RSI: ffffffff82128df3 RDI:
00000000ffffffff
[  100.667895] RBP: 00000000000112e4 R08: 0000000000000000 R09:
0000000000000001
[  100.667896] R10: ffffc9000036be20 R11: 0000000000000000 R12:
0000000000000001
[  100.667898] R13: ffff880124064260 R14: 0000000000000032 R15:
ffff88011fe3cc88
[  100.667900] FS:  0000000000000000(0000) GS:ffff880137c80000(0000)
knlGS:0000000000000000
[  100.667902] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.667904] CR2: 0000000000000000 CR3: 0000000002210000 CR4:
00000000000006e0
[  100.667905] Call Trace:
[  100.667941]  __i915_chipset_val+0x54/0x1a0 [i915]
[  100.667975]  i915_read_mch_val+0x24/0x50 [i915]
[  100.667980]  ? ips_monitor+0x3da/0x5f0 [intel_ips]
[  100.667983]  ips_monitor+0x4f5/0x5f0 [intel_ips]
[  100.667990]  ? ips_irq_handler+0x170/0x170 [intel_ips]
[  100.667995]  kthread+0x119/0x130
[  100.667998]  ? kthread_flush_work_fn+0x10/0x10
[  100.668005]  ret_from_fork+0x3a/0x50
[  100.668015] irq event stamp: 2572
[  100.668018] hardirqs last  enabled at (2571): [<ffffffff81941064>]
_raw_spin_unlock_irq+0x24/0x50
[  100.668021] hardirqs last disabled at (2572): [<ffffffff81940eea>]
_raw_spin_lock_irq+0xa/0x40
[  100.668024] softirqs last  enabled at (826): [<ffffffff81c0034f>]
__do_softirq+0x34f/0x505
[  100.668028] softirqs last disabled at (821): [<ffffffff8108c8a5>]
irq_exit+0xa5/0xc0
[  100.668069] WARNING: CPU: 2 PID: 316 at
drivers/gpu/drm/i915/intel_drv.h:1990 gen5_read32+0x1a5/0x1e0 [i915]
[  100.668071] ---[ end trace 4f9109bc75ca0ff0 ]---

https://intel-gfx-ci.01.org/tree/drm-tip/fi-ilk-m540.html

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4676/fi-ilk-m540/igt@gem_exec_suspend@basic-s3.html

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4670/git-log-oneline.log

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