[Bug 104142] Stack trace in runpm when Tonga card powers down

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104142

Mike Lothian <mike at fireburn.co.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mike at fireburn.co.uk

--- Comment #2 from Mike Lothian <mike at fireburn.co.uk> ---
Yes it's Intel Skylake and AMD Tonga

Just tested it with Alex's 4.16-wip branch

[ 8476.275162] [drm] PCIE GART of 1024M enabled (table at 0x000000F400040000).
[ 8476.472088] [drm] UVD initialized successfully.
[ 8476.684149] [drm] VCE initialized successfully.
[ 8481.834519] WARNING: CPU: 2 PID: 62 at dm_suspend+0x49/0x50
[ 8481.834521] Modules linked in:
[ 8481.834523] CPU: 2 PID: 62 Comm: kworker/2:1 Not tainted 4.15.0-rc2-agd5f+
#303
[ 8481.834524] Hardware name: Alienware Alienware 15 R2/0H6J09, BIOS 1.3.12
07/28/2017
[ 8481.834525] Workqueue: pm pm_runtime_work
[ 8481.834527] task: 000000002f4790b3 task.stack: 000000003f1bbe2b
[ 8481.834528] RIP: 0010:dm_suspend+0x49/0x50
[ 8481.834529] RSP: 0018:ffffc90000273ca0 EFLAGS: 00010286
[ 8481.834530] RAX: 0000000000000000 RBX: ffff88089c9f0000 RCX:
0000000000000000
[ 8481.834530] RDX: 0000000000000001 RSI: 0000000000000282 RDI:
ffff88089c9fa8f0
[ 8481.834531] RBP: 0000000000000003 R08: 00000000c0000000 R09:
ffffffff824e80c8
[ 8481.834532] R10: ffffea0021940020 R11: ffff8808c1c99480 R12:
ffff88089c9f0000
[ 8481.834532] R13: ffffffff82243fc0 R14: 0000000000000004 R15:
ffffffff816b7630
[ 8481.834533] FS:  0000000000000000(0000) GS:ffff8808c1c80000(0000)
knlGS:0000000000000000
[ 8481.834534] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8481.834535] CR2: 00007fd9e466f000 CR3: 000000000240a005 CR4:
00000000001606e0
[ 8481.834535] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 8481.834536] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 8481.834536] Call Trace:
[ 8481.834540]  amdgpu_suspend+0x61/0x170
[ 8481.834541]  amdgpu_device_suspend+0x195/0x390
[ 8481.834543]  ? vga_switcheroo_runtime_resume+0x50/0x50
[ 8481.834544]  amdgpu_pmops_runtime_suspend+0x4d/0xc0
[ 8481.834547]  pci_pm_runtime_suspend+0x4d/0x120
[ 8481.834548]  vga_switcheroo_runtime_suspend+0x19/0x90
[ 8481.834550]  __rpm_callback+0xb5/0x1e0
[ 8481.834551]  ? vga_switcheroo_runtime_resume+0x50/0x50
[ 8481.834552]  rpm_callback+0x1a/0x70
[ 8481.834554]  ? vga_switcheroo_runtime_resume+0x50/0x50
[ 8481.834555]  rpm_suspend+0x124/0x650
[ 8481.834556]  pm_runtime_work+0x58/0x80
[ 8481.834558]  process_one_work+0x1d5/0x3d0
[ 8481.834559]  worker_thread+0x42/0x3e0
[ 8481.834560]  kthread+0xf0/0x130
[ 8481.834562]  ? cancel_delayed_work+0x10/0x10
[ 8481.834562]  ? kthread_create_worker_on_cpu+0x70/0x70
[ 8481.834564]  ret_from_fork+0x1f/0x30
[ 8481.834565] Code: a9 00 00 00 75 25 48 8b 7b 08 e8 d3 4f f0 ff 48 8b bb 00
92 00 00 be 08 00 00 00 48 89 83 68 a9 00 00 e8 bb 4f 04 00 31 c0 5b c3 <0f> ff
eb d7 0f 1f 00 53 48 89 fb 48 8b bf 20 92 00 00 e8 60 8d
[ 8481.834579] ---[ end trace 86b596a21b2ff6ee ]---
[ 8482.018625] amdgpu 0000:01:00.0: GPU pci config reset

Is there anything else you need from me? Or debugging I could turn on?

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