[Bug 106948] New: [CI] igt@* - dmesg-warn/fail - WARN_ON(dev_priv->uncore.funcs.mmio_readl(dev_priv, (((const i915_reg_t){ .reg = (0x6f900) })), true) & (1<<31))

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Jun 18 07:24:55 UTC 2018 

https://bugs.freedesktop.org/show_bug.cgi?id=106948

            Bug ID: 106948
           Summary: [CI] igt@* - dmesg-warn/fail -
                    WARN_ON(dev_priv->uncore.funcs.mmio_readl(dev_priv,
                    (((const i915_reg_t){ .reg = (0x6f900) })), true) &
                    (1<<31))
           Product: DRI
           Version: XOrg git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: martin.peres at free.fr
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Starting with drmtip_64, the following WARNs happen in many CI tests:

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_64/fi-cnl-psr/igt@kms_vblank@pipe-a-wait-idle.html

[  308.385231] ------------[ cut here ]------------
[  308.385280] WARN_ON(dev_priv->uncore.funcs.mmio_readl(dev_priv, (((const
i915_reg_t){ .reg = (0x6f900) })), true) & (1<<31))
[  308.385334] WARNING: CPU: 0 PID: 36 at drivers/gpu/drm/i915/intel_psr.c:580
intel_psr_activate+0xd3/0x100 [i915]
[  308.385337] Modules linked in: snd_hda_intel i915 vgem snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
snd_hda_codec e1000e snd_hwdep snd_hda_core snd_pcm mei_me mei prime_numbers
[last unloaded: i915]
[  308.385369] CPU: 0 PID: 36 Comm: kworker/0:1 Tainted: G     U  W        
4.17.0-rc7-g02d8db1a894b-drmtip_64+ #1
[  308.385370] Hardware name: Intel Corporation CannonLake Client
Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X114.B11.1712190231
12/19/2017
[  308.385400] Workqueue: events intel_psr_work [i915]
[  308.385429] RIP: 0010:intel_psr_activate+0xd3/0x100 [i915]
[  308.385431] RSP: 0018:ffffa731001cfe20 EFLAGS: 00010282
[  308.385434] RAX: 0000000000000000 RBX: ffff8da3da820000 RCX:
0000000000000001
[  308.385435] RDX: 0000000080000001 RSI: ffffffff930fc071 RDI:
00000000ffffffff
[  308.385437] RBP: ffff8da3d8c1a260 R08: 00000000be9495f1 R09:
0000000000000000
[  308.385438] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff8da3da820000
[  308.385440] R13: 000000000006f940 R14: 00000000f0000000 R15:
0000000000000001
[  308.385442] FS:  0000000000000000(0000) GS:ffff8da3f1000000(0000)
knlGS:0000000000000000
[  308.385443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  308.385445] CR2: 00007fb03d81f2f8 CR3: 0000000120210002 CR4:
0000000000760ef0
[  308.385446] PKRU: 55555554
[  308.385448] Call Trace:
[  308.385477]  intel_psr_work+0xcf/0xe0 [i915]
[  308.385482]  process_one_work+0x229/0x6a0
[  308.385488]  worker_thread+0x1f9/0x380
[  308.385492]  ? process_one_work+0x6a0/0x6a0
[  308.385495]  kthread+0x119/0x130
[  308.385498]  ? kthread_flush_work_fn+0x10/0x10
[  308.385502]  ret_from_fork+0x3a/0x50
[  308.385510] Code: a4 48 c7 c6 f8 1e 91 c0 48 c7 c7 3c b5 8e c0 e8 b4 fc 82
d1 0f 0b eb 8d 48 c7 c6 d0 1d 91 c0 48 c7 c7 3c b5 8e c0 e8 9d fc 82 d1 <0f> 0b
e9 5c ff ff ff 48 c7 c6 3f b5 8e c0 48 c7 c7 3c b5 8e c0 
[  308.385589] irq event stamp: 1449644
[  308.385592] hardirqs last  enabled at (1449643): [<ffffffff920fcb96>]
console_unlock+0x426/0x640
[  308.385595] hardirqs last disabled at (1449644): [<ffffffff92a0111c>]
error_entry+0x7c/0x100
[  308.385597] softirqs last  enabled at (1448906): [<ffffffff92c0032b>]
__do_softirq+0x32b/0x4e1
[  308.385600] softirqs last disabled at (1448899): [<ffffffff92090104>]
irq_exit+0xa4/0xb0
[  308.385626] WARNING: CPU: 0 PID: 36 at drivers/gpu/drm/i915/intel_psr.c:580
intel_psr_activate+0xd3/0x100 [i915]
[  308.385628] ---[ end trace 88df950472f3aa36 ]---
[  308.385630] ------------[ cut here ]------------
[  308.385631] WARN_ON(dev_priv->psr.active)
[  308.385668] WARNING: CPU: 0 PID: 36 at drivers/gpu/drm/i915/intel_psr.c:583
intel_psr_activate+0xed/0x100 [i915]
[  308.385670] Modules linked in: snd_hda_intel i915 vgem snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
snd_hda_codec e1000e snd_hwdep snd_hda_core snd_pcm mei_me mei prime_numbers
[last unloaded: i915]
[  308.385699] CPU: 0 PID: 36 Comm: kworker/0:1 Tainted: G     U  W        
4.17.0-rc7-g02d8db1a894b-drmtip_64+ #1
[  308.385700] Hardware name: Intel Corporation CannonLake Client
Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X114.B11.1712190231
12/19/2017
[  308.385726] Workqueue: events intel_psr_work [i915]
[  308.385753] RIP: 0010:intel_psr_activate+0xed/0x100 [i915]
[  308.385755] RSP: 0018:ffffa731001cfe20 EFLAGS: 00010282
[  308.385757] RAX: 0000000000000000 RBX: ffff8da3da820000 RCX:
0000000000000001
[  308.385759] RDX: 0000000080000001 RSI: ffffffff930fc071 RDI:
00000000ffffffff
[  308.385760] RBP: ffff8da3d8c1a260 R08: 00000000be9495f1 R09:
0000000000000000
[  308.385762] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff8da3da820000
[  308.385763] R13: 000000000006f940 R14: 00000000f0000000 R15:
0000000000000001
[  308.385765] FS:  0000000000000000(0000) GS:ffff8da3f1000000(0000)
knlGS:0000000000000000
[  308.385767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  308.385769] CR2: 00007fb03d81f2f8 CR3: 0000000120210002 CR4:
0000000000760ef0
[  308.385770] PKRU: 55555554
[  308.385771] Call Trace:
[  308.385798]  intel_psr_work+0xcf/0xe0 [i915]
[  308.385802]  process_one_work+0x229/0x6a0
[  308.385807]  worker_thread+0x1f9/0x380
[  308.385811]  ? process_one_work+0x6a0/0x6a0
[  308.385813]  kthread+0x119/0x130
[  308.385816]  ? kthread_flush_work_fn+0x10/0x10
[  308.385820]  ret_from_fork+0x3a/0x50
[  308.385828] Code: c6 d0 1d 91 c0 48 c7 c7 3c b5 8e c0 e8 9d fc 82 d1 0f 0b
e9 5c ff ff ff 48 c7 c6 3f b5 8e c0 48 c7 c7 3c b5 8e c0 e8 83 fc 82 d1 <0f> 0b
e9 4f ff ff ff 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 53 
[  308.385907] irq event stamp: 1449658
[  308.385909] hardirqs last  enabled at (1449657): [<ffffffff920fcb96>]
console_unlock+0x426/0x640
[  308.385911] hardirqs last disabled at (1449658): [<ffffffff92a0111c>]
error_entry+0x7c/0x100
[  308.385914] softirqs last  enabled at (1448906): [<ffffffff92c0032b>]
__do_softirq+0x32b/0x4e1
[  308.385916] softirqs last disabled at (1448899): [<ffffffff92090104>]
irq_exit+0xa4/0xb0
[  308.385941] WARNING: CPU: 0 PID: 36 at drivers/gpu/drm/i915/intel_psr.c:583
intel_psr_activate+0xed/0x100 [i915]
[  308.385943] ---[ end trace 88df950472f3aa37 ]---

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