Bug 98613

Summary:	CentOS 7 Hang
Product:	DRI	Reporter:	paglia <paglia>
Component:	DRM/Intel	Assignee:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Status:	CLOSED DUPLICATE	QA Contact:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity:	normal
Priority:	medium	CC:	intel-gfx-bugs
Version:	XOrg git
Hardware:	Other
OS:	All
Whiteboard:
i915 platform:		i915 features:

Description paglia 2016-11-06 17:22:43 UTC

Just upgraded to CentOS 7 from 6.5 with a fresh install. I get a screen crash and reset. There is a VGA KVM switch that is attached. It was working fine in CentOS 6.   

[14562.707018] [drm] stuck on render ring
[14562.707713] [drm] GPU HANG: ecode 3:0:0x74ffffc1, in Xorg [1507], reason: Ring hung, action: reset
[14562.748141] drm/i915: Resetting chip after gpu hang
[14592.048437] usb 1-5: USB disconnect, device number 5
[14593.490606] usb 1-6: USB disconnect, device number 6
[14597.953065] usb 3-2: USB disconnect, device number 2
[14597.953077] usb 2-2: USB disconnect, device number 2
[14599.676045] usb 2-2: new low-speed USB device number 3 using uhci_hcd
[14599.727018] usb 3-2: new low-speed USB device number 3 using uhci_hcd
[14599.841020] usb 2-2: New USB device found, idVendor=046d, idProduct=c016
[14599.841025] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[14599.841029] usb 2-2: Product: Optical USB Mouse
[14599.841032] usb 2-2: Manufacturer: Logitech
[14599.857376] input: Logitech Optical USB Mouse as /devices/pci0000:00/0000:00:1d.0/usb2/2-2/2-2:1.0/input/input13
[14599.857546] hid-generic 0003:046D:C016.0003: input,hidraw0: USB HID v1.10 Mouse [Logitech Optical USB Mouse] on usb-0000:00:1d.0-2/input0
[14599.891011] usb 3-2: New USB device found, idVendor=413c, idProduct=2003
[14599.891016] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[14599.891020] usb 3-2: Product: Dell USB Keyboard
[14599.891023] usb 3-2: Manufacturer: Dell
[14599.909425] input: Dell Dell USB Keyboard as /devices/pci0000:00/0000:00:1d.1/usb3/3-2/3-2:1.0/input/input14
[14599.960181] hid-generic 0003:413C:2003.0004: input,hidraw1: USB HID v1.10 Keyboard [Dell Dell USB Keyboard] on usb-0000:00:1d.1-2/input0
[17921.707018] [drm] stuck on render ring
[17921.707654] [drm] GPU HANG: ecode 3:0:0x746fffc1, in Xorg [1507], reason: Ring hung, action: reset
[17921.735296] drm/i915: Resetting chip after gpu hang

Comment 1 Chris Wilson 2016-11-06 17:32:20 UTC

That was fixed in 4.8.

commit dcd79934b0dd803fdb29216fbd6f4a899a66f466
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Thu Aug 18 17:16:40 2016 +0100

    drm/i915: Unconditionally flush any chipset buffers before execbuf

*** This bug has been marked as a duplicate of bug 90841 ***

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