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igt@gem_exec_parse_blt@allowed-single - dmesg-warn - Unclaimed write to register 0xa014

    • Closed (duplicated) Issue created by LAKSHMINARAYANA VUDUM @l4kshmi

    https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7529/shard-skl4/igt@gem_exec_parse_blt@allowed-single.html

    <4> [747.875519] ------------[ cut here ]------------
<4> [747.876076] Unclaimed write to register 0xa014
<4> [747.876496] WARNING: CPU: 0 PID: 5 at drivers/gpu/drm/i915/intel_uncore.c:1163 __unclaimed_reg_debug+0x40/0x50 [i915]
<4> [747.876520] Modules linked in: vgem snd_hda_codec_hdmi x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul btusb btrtl ghash_clmulni_intel btbcm btintel i915 bluetooth cdc_ether snd_hda_intel usbnet snd_intel_dspcfg snd_hda_codec r8152 mii snd_hwdep ecdh_generic ecc snd_hda_core snd_pcm intel_lpss_pci prime_numbers i2c_hid pinctrl_sunrisepoint pinctrl_intel
<4> [747.876711] CPU: 0 PID: 5 Comm: kworker/0:0 Tainted: G     U            5.5.0-rc1-CI-CI_DRM_7529+ #1
<4> [747.876733] Hardware name: Google Caroline/Caroline, BIOS MrChromebox 08/27/2018
<4> [747.877008] Workqueue: events rps_work [i915]
<4> [747.877256] RIP: 0010:__unclaimed_reg_debug+0x40/0x50 [i915]
<4> [747.877286] Code: 74 05 5b 5d 41 5c c3 45 84 e4 48 c7 c0 b1 f5 4e a0 48 c7 c6 a7 f5 4e a0 48 0f 44 f0 89 ea 48 c7 c7 ba f5 4e a0 e8 60 22 dc e0 <0f> 0b 83 2d f7 89 2a 00 01 5b 5d 41 5c c3 66 90 41 55 41 54 55 53
<4> [747.877309] RSP: 0018:ffffc90000043da0 EFLAGS: 00010086
<4> [747.877338] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000003
<4> [747.877361] RDX: 0000000080000003 RSI: 0000000000000000 RDI: 00000000ffffffff
<4> [747.877384] RBP: 000000000000a014 R08: 0000000000000000 R09: 0000000000000001
<4> [747.877406] R10: ffffc90000043d68 R11: 00000000cdce0cd1 R12: 0000000000000000
<4> [747.877428] R13: 0000000019800000 R14: 0000000000000286 R15: ffff88816959be98
<4> [747.877452] FS:  0000000000000000(0000) GS:ffff88817ac00000(0000) knlGS:0000000000000000
<4> [747.877473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [747.877496] CR2: 00007f1412a07f40 CR3: 0000000006610001 CR4: 00000000003606f0
<4> [747.877518] Call Trace:
<4> [747.877858]  fwtable_write32+0x114/0x1d0 [i915]
<4> [747.878201]  intel_rps_set+0x144/0x220 [i915]
<4> [747.878545]  rps_work+0xf4/0x360 [i915]
<4> [747.878632]  process_one_work+0x26a/0x620
<4> [747.878734]  worker_thread+0x37/0x380
<4> [747.878792]  ? process_one_work+0x620/0x620
<4> [747.878812]  kthread+0x119/0x130
<4> [747.878844]  ? kthread_park+0x80/0x80
<4> [747.878899]  ret_from_fork+0x3a/0x50
<4> [747.879024] irq event stamp: 292562
<4> [747.879062] hardirqs last  enabled at (292561): [<ffffffff81a08c67>] _raw_spin_unlock_irqrestore+0x47/0x60
<4> [747.879095] hardirqs last disabled at (292562): [<ffffffff81a089ed>] _raw_spin_lock_irqsave+0xd/0x50
<4> [747.879125] softirqs last  enabled at (292520): [<ffffffff81e00385>] __do_softirq+0x385/0x47f
<4> [747.879155] softirqs last disabled at (292477): [<ffffffff810b92da>] irq_exit+0xba/0xc0
<4> [747.879179] ---[ end trace 5f9acbd981c1e359 ]---
<7> [747.886648] [drm:intel_power_well_disable [i915]] disabling DC off
<7> [747.887298] [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [747.889198] [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 02
<6> [747.923736] [IGT] gem_exec_parse_blt: exiting, ret=0
<5> [747.926372] Setting dangerous option reset - tainting kernel
<6> [747.979583] Console: switching to colour frame buffer device 300x100
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