[Bug 100718] [BSW][BAT] igt at pm_rpm@basic-rte incomplete

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100718

--- Comment #6 from Chris Wilson <chris at chris-wilson.co.uk> ---
I see

[ 1354.589788] NMI watchdog: Watchdog detected hard LOCKUP on cpu 1
[ 1354.589792] Modules linked in: i2c_dev i915 intel_gtt drm_kms_helper
prime_numbers
[ 1354.589807] CPU: 1 PID: 421 Comm: kworker/1:0 Tainted: G        W      
4.11.0-rc7+ #471
[ 1354.589812] Hardware name:                  /        , BIOS
PYBSWCEL.86A.0027.2015.0507.1758 05/07/2015
[ 1354.589814] Workqueue: pm pm_runtime_work
[ 1354.589819] task: ffff880274d12d00 task.stack: ffffc900000c0000
[ 1354.589823] RIP: 0010:__intel_wait_for_register_fw+0x77/0x1a0 [i915]
[ 1354.589825] RSP: 0018:ffffc900000c3c48 EFLAGS: 00000082
[ 1354.589831] RAX: ffffc90003530094 RBX: 0000000000130094 RCX:
0000000000000001
[ 1354.589835] RDX: 00000000000000a1 RSI: ffff88027fd15e58 RDI:
0000000000000000
[ 1354.589838] RBP: ffffc900000c3c88 R08: 0000000000000002 R09:
0000000000000000
[ 1354.589842] R10: ffffc900000c3c28 R11: ffff880276429dd0 R12:
ffff880271808000
[ 1354.589846] R13: 00000000000000a0 R14: 0000000000000000 R15:
000000010003a4bc
[ 1354.589849] FS:  0000000000000000(0000) GS:ffff88027fd00000(0000)
knlGS:0000000000000000
[ 1354.589852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1354.589856] CR2: 000055aef5babd60 CR3: 0000000002009000 CR4:
00000000001006e0
[ 1354.589858] Call Trace:
[ 1354.589861]  intel_wait_for_register+0x70/0x140 [i915]
[ 1354.589864]  vlv_suspend_complete+0x6f/0x610 [i915]
[ 1354.589866]  intel_runtime_suspend+0x16c/0x2a0 [i915]
[ 1354.589869]  pci_pm_runtime_suspend+0x50/0x180
[ 1354.589872]  ? pci_pm_runtime_resume+0xa0/0xa0
[ 1354.589874]  __rpm_callback+0xc5/0x210
[ 1354.589877]  ? __queue_delayed_work+0x83/0x1a0
[ 1354.589879]  rpm_callback+0x1f/0x80
[ 1354.589882]  ? pci_pm_runtime_resume+0xa0/0xa0
[ 1354.589884]  rpm_suspend+0x118/0x580
[ 1354.589887]  ? __i915_gem_free_objects+0x2d1/0x3b0 [i915]
[ 1354.589889]  pm_runtime_work+0x64/0x90
[ 1354.589892]  process_one_work+0x1bb/0x3e0
[ 1354.589894]  worker_thread+0x46/0x4f0
[ 1354.589896]  ? __schedule+0x18b/0x610
[ 1354.589899]  kthread+0xff/0x140
[ 1354.589901]  ? process_one_work+0x3e0/0x3e0
[ 1354.589904]  ? kthread_create_on_node+0x40/0x40
[ 1354.589906]  ret_from_fork+0x29/0x40
[ 1354.589908] Code: e8 ff 1d 02 e1 48 8b 15 18 25 96 e1 4c 8d 7c 02 01 48 8b
05 0c 25 96 e1 4c 89 f9 48 29 c1 48 89 d8 49 03 84 24 80 06 00 00 8b 10 <44> 89
e8 21 d0 41 39 c6 74 33 48 85 c9 0f 88 04 01 00 00 65 8b 

on both byt/bsw. That seems significant and probably the same.

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