[Bug 108002] [CI][BAT] igt@drv_selftest@live_contexts - dmesg-warn - RPM wakelock ref not held during HW access

[bugzilla-daemon@freedesktop.org]

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https://bugs.freedesktop.org/show_bug.cgi?id=108002

            Bug ID: 108002
           Summary: [CI][BAT] igt@drv_selftest@live_contexts - dmesg-warn
                    - RPM wakelock ref not held during HW access
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/other
          Assignee: dri-devel@lists.freedesktop.org
          Reporter: martin.peres@free.fr

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4846/fi-bsw-n3050/igt@drv_selftest@live_contexts.html

<7> [520.050015] [drm:intel_power_well_disable [i915]] disabling always-on
<4> [520.053562] ------------[ cut here ]------------
<4> [520.053571] RPM wakelock ref not held during HW access
<4> [520.053742] WARNING: CPU: 1 PID: 7952 at
drivers/gpu/drm/i915/intel_drv.h:2013 i915_vma_pin_iomap+0x1a5/0x320 [i915]
<4> [520.053749] Modules linked in: i915(+) amdgpu chash gpu_sched ttm vgem
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic btusb btrtl
btbcm btintel bluetooth ecdh_generic coretemp crct10dif_pclmul crc32_pclmul
snd_hda_codec ghash_clmulni_intel snd_hwdep snd_hda_core snd_pcm r8169 lpc_ich
pinctrl_cherryview prime_numbers [last unloaded: i915]
<4> [520.053884] CPU: 1 PID: 7952 Comm: drv_selftest Tainted: G     U          
 4.19.0-rc4-CI-CI_DRM_4846+ #1
<4> [520.053889] Hardware name:  /NUC5CPYB, BIOS
PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016
<4> [520.053989] RIP: 0010:i915_vma_pin_iomap+0x1a5/0x320 [i915]
<4> [520.053996] Code: 2f c1 e0 0f 0b e9 9b fe ff ff 80 3d f4 fa 1a 00 00 0f 85
9c fe ff ff 48 c7 c7 d0 89 58 a0 c6 05 e0 fa 1a 00 01 e8 4b 2f c1 e0 <0f> 0b e9
82 fe ff ff 48 c7 c1 4a d3 56 a0 ba 63 01 00 00 48 c7 c6
<4> [520.054001] RSP: 0018:ffffc900004139a8 EFLAGS: 00010282
<4> [520.054011] RAX: 0000000000000000 RBX: ffff880163b27100 RCX:
0000000000000001
<4> [520.054016] RDX: 0000000080000001 RSI: ffffffff820c2c26 RDI:
00000000ffffffff
<4> [520.054020] RBP: ffff88014e410000 R08: 000000008f30a0d0 R09:
0000000000000000
<4> [520.054025] R10: 0000000000000000 R11: 0000000000000000 R12:
0000000000001442
<4> [520.054031] R13: ffff880167a30bd8 R14: ffffc9000039d000 R15:
ffff8801731245e0
<4> [520.054036] FS:  00007ffa12fb6980(0000) GS:ffff88017bb00000(0000)
knlGS:0000000000000000
<4> [520.054041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [520.054046] CR2: 000055663fedf0b8 CR3: 0000000140a1a000 CR4:
00000000001006e0
<4> [520.054051] Call Trace:
<4> [520.054157]  intel_ring_pin+0x120/0x320 [i915]
<4> [520.054263]  execlists_context_pin+0x190/0xdb0 [i915]
<4> [520.054371]  i915_request_alloc+0x54/0x820 [i915]
<4> [520.054472]  __igt_switch_to_kernel_context+0x7f/0x2c0 [i915]
<4> [520.054572]  igt_switch_to_kernel_context+0x5a/0xe0 [i915]
<4> [520.054681]  __i915_subtests+0x5e/0xf0 [i915]
<4> [520.054782]  i915_gem_context_live_selftests+0xf3/0x180 [i915]
<4> [520.054890]  __run_selftests+0x10b/0x190 [i915]
<4> [520.054997]  i915_live_selftests+0x2c/0x60 [i915]
<4> [520.055089]  i915_pci_probe+0x50/0xa0 [i915]
<4> [520.055103]  pci_device_probe+0xa1/0x130
<4> [520.055117]  really_probe+0x25d/0x3c0
<4> [520.055128]  driver_probe_device+0x10a/0x120
<4> [520.055137]  __driver_attach+0xdb/0x100
<4> [520.055146]  ? driver_probe_device+0x120/0x120
<4> [520.055153]  bus_for_each_dev+0x74/0xc0
<4> [520.055165]  bus_add_driver+0x15f/0x250
<4> [520.055173]  ? 0xffffffffa00bd000
<4> [520.055181]  driver_register+0x56/0xe0
<4> [520.055188]  ? 0xffffffffa00bd000
<4> [520.055195]  do_one_initcall+0x58/0x2e0
<4> [520.055202]  ? rcu_lockdep_current_cpu_online+0x8f/0xd0
<4> [520.055210]  ? do_init_module+0x1d/0x1ea
<4> [520.055217]  ? rcu_read_lock_sched_held+0x6f/0x80
<4> [520.055224]  ? kmem_cache_alloc_trace+0x264/0x290
<4> [520.055237]  do_init_module+0x56/0x1ea
<4> [520.055247]  load_module+0x26ba/0x29a0
<4> [520.055268]  ? vfs_read+0x122/0x140
<4> [520.055298]  ? __se_sys_finit_module+0xd3/0xf0
<4> [520.055304]  __se_sys_finit_module+0xd3/0xf0
<4> [520.055331]  do_syscall_64+0x55/0x190
<4> [520.055341]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [520.055347] RIP: 0033:0x7ffa1288a839
<4> [520.055353] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89
f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01
f0 ff ff 73 01 c3 48 8b 0d 1f f6 2c 00 f7 d8 64 89 01 48
<4> [520.055358] RSP: 002b:00007fff3c5aabd8 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
<4> [520.055367] RAX: ffffffffffffffda RBX: 00005608091eab70 RCX:
00007ffa1288a839
<4> [520.055372] RDX: 0000000000000000 RSI: 00005608091eb8b0 RDI:
0000000000000006
<4> [520.055377] RBP: 00005608091eb8b0 R08: 0000000000000004 R09:
0000000000000000
<4> [520.055382] R10: 00007fff3c5aad50 R11: 0000000000000246 R12:
0000000000000000
<4> [520.055387] R13: 00005608091e4ae0 R14: 0000000000000020 R15:
000000000000003c
<4> [520.055412] irq event stamp: 267426
<4> [520.055419] hardirqs last  enabled at (267425): [<ffffffff810f81ca>]
console_unlock+0x3fa/0x5f0
<4> [520.055426] hardirqs last disabled at (267426): [<ffffffff81001910>]
trace_hardirqs_off_thunk+0x1a/0x1c
<4> [520.055433] softirqs last  enabled at (267282): [<ffffffff81c0031d>]
__do_softirq+0x31d/0x483
<4> [520.055440] softirqs last disabled at (267263): [<ffffffff8108c4c9>]
irq_exit+0xa9/0xc0
<4> [520.055540] WARNING: CPU: 1 PID: 7952 at
drivers/gpu/drm/i915/intel_drv.h:2013 i915_vma_pin_iomap+0x1a5/0x320 [i915]
<4> [520.055545] ---[ end trace ae1afb789f1ae90d ]---

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