98092 – [4.8 bdw] display object leak on unload

Bug 98092 - [4.8 bdw] display object leak on unload

Summary: [4.8 bdw] display object leak on unload

Status:	CLOSED FIXED

Alias:	None

Product:	DRI
Classification:	Unclassified
Component:	DRM/Intel (show other bugs)
Version:	XOrg git
Hardware:	Other All

Importance:	medium normal
Assignee:	Intel GFX Bugs mailing list
QA Contact:	Intel GFX Bugs mailing list

URL:
Whiteboard:
Keywords:

Depends on:
Blocks:

Reported:	2016-10-05 10:12 UTC by prochazka.nicolas
Modified:	2017-07-24 22:40 UTC (History)
CC List:	1 user (show)

See Also:
i915 platform:	BDW
i915 features:	power/Other

Attachments

Description prochazka.nicolas 2016-10-05 10:12:58 UTC

[  331.926208] WARNING: CPU: 3 PID: 4545 at drivers/gpu/drm/i915/intel_fbc.c:1141 __intel_fbc_disable+0xcf/0x120 [i915]
[  331.926209] WARN_ON(crtc->active)
[  331.926210] Modules linked in:
[  331.926211]  i915 drm_kms_helper sysimgblt sysfillrect syscopyarea fb_sys_fops drm
[  331.926218] CPU: 3 PID: 4545 Comm: libvirtd Not tainted 4.8.0 #6
[  331.926219] Hardware name:                  /NUC5i3RYB, BIOS RYBDWi35.86A.0359.2016.0906.1028 09/06/2016
[  331.926221]  0000000000000000 ffff880237f03bf8 ffffffff812e135c ffff880237f03c48
[  331.926224]  0000000000000000 ffff880237f03c38 ffffffff810afcd7 0000047537f03c58
[  331.926227]  ffff880240980000 ffff88024cedb000 ffffffffa018aa40 000000000000000c
[  331.926230] Call Trace:
[  331.926235]  [<ffffffff812e135c>] dump_stack+0x63/0x87
[  331.926238]  [<ffffffff810afcd7>] __warn+0xc7/0xf0
[  331.926242]  [<ffffffff810afd4a>] warn_slowpath_fmt+0x4a/0x50
[  331.926259]  [<ffffffffa011800f>] __intel_fbc_disable+0xcf/0x120 [i915]
[  331.926276]  [<ffffffffa01196a1>] intel_fbc_global_disable+0x51/0x60 [i915]
[  331.926292]  [<ffffffffa0112a1a>] intel_modeset_cleanup+0x2a/0x60 [i915]
[  331.926305]  [<ffffffffa0092ef4>] i915_driver_unload+0x74/0x180 [i915]
[  331.926318]  [<ffffffffa009d114>] i915_pci_remove+0x14/0x20 [i915]
[  331.926321]  [<ffffffff81316d14>] pci_device_remove+0x34/0xb0
[  331.926324]  [<ffffffff813e5415>] __device_release_driver+0x95/0x140
[  331.926326]  [<ffffffff813e54de>] device_release_driver+0x1e/0x30
[  331.926330]  [<ffffffff813e3a15>] unbind_store+0xb5/0xe0
[  331.926333]  [<ffffffff813e302f>] drv_attr_store+0x1f/0x30
[  331.926336]  [<ffffffff81227415>] sysfs_kf_write+0x35/0x40
[  331.926338]  [<ffffffff81226f66>] kernfs_fop_write+0x106/0x190
[  331.926342]  [<ffffffff811bd703>] __vfs_write+0x23/0x120
[  331.926345]  [<ffffffff810e96b2>] ? percpu_down_read+0x12/0x40
[  331.926348]  [<ffffffff811bddbd>] vfs_write+0xad/0x1a0
[  331.926351]  [<ffffffff811bf0a1>] SyS_write+0x41/0xa0
[  331.926353]  [<ffffffff81101d95>] ? rcu_eqs_enter.isra.34+0x45/0x50
[  331.926356]  [<ffffffff81003400>] do_syscall_64+0x70/0x180
[  331.926360]  [<ffffffff818966e1>] entry_SYSCALL64_slow_path+0x25/0x25
[  331.926362] ---[ end trace 27af13853a8779ef ]---
[  331.926408] ------------[ cut here ]------------
[  331.926418] WARNING: CPU: 3 PID: 4545 at drivers/gpu/drm/drm_crtc.c:5776 drm_mode_config_cleanup+0x225/0x240 [drm]
[  331.926419] Modules linked in: i915 drm_kms_helper sysimgblt sysfillrect syscopyarea fb_sys_fops drm
[  331.926426] CPU: 3 PID: 4545 Comm: libvirtd Tainted: G        W       4.8.0 #6
[  331.926427] Hardware name:                  /NUC5i3RYB, BIOS RYBDWi35.86A.0359.2016.0906.1028 09/06/2016
[  331.926427]  0000000000000000 ffff880237f03c60 ffffffff812e135c 0000000000000000
[  331.926430]  0000000000000000 ffff880237f03ca0 ffffffff810afcd7 0000169037f03c90
[  331.926434]  ffff880240980480 ffff880240980000 ffff880240980348 000000000000000c
[  331.926436] Call Trace:
[  331.926439]  [<ffffffff812e135c>] dump_stack+0x63/0x87
[  331.926442]  [<ffffffff810afcd7>] __warn+0xc7/0xf0
[  331.926445]  [<ffffffff810afdb8>] warn_slowpath_null+0x18/0x20
[  331.926452]  [<ffffffffa0011245>] drm_mode_config_cleanup+0x225/0x240 [drm]
[  331.926468]  [<ffffffffa0112a2e>] intel_modeset_cleanup+0x3e/0x60 [i915]
[  331.926482]  [<ffffffffa0092ef4>] i915_driver_unload+0x74/0x180 [i915]
[  331.926495]  [<ffffffffa009d114>] i915_pci_remove+0x14/0x20 [i915]
[  331.926498]  [<ffffffff81316d14>] pci_device_remove+0x34/0xb0
[  331.926501]  [<ffffffff813e5415>] __device_release_driver+0x95/0x140
[  331.926503]  [<ffffffff813e54de>] device_release_driver+0x1e/0x30
[  331.926506]  [<ffffffff813e3a15>] unbind_store+0xb5/0xe0
[  331.926509]  [<ffffffff813e302f>] drv_attr_store+0x1f/0x30
[  331.926511]  [<ffffffff81227415>] sysfs_kf_write+0x35/0x40
[  331.926513]  [<ffffffff81226f66>] kernfs_fop_write+0x106/0x190
[  331.926517]  [<ffffffff811bd703>] __vfs_write+0x23/0x120
[  331.926520]  [<ffffffff810e96b2>] ? percpu_down_read+0x12/0x40
[  331.926523]  [<ffffffff811bddbd>] vfs_write+0xad/0x1a0
[  331.926525]  [<ffffffff811bf0a1>] SyS_write+0x41/0xa0
[  331.926528]  [<ffffffff81101d95>] ? rcu_eqs_enter.isra.34+0x45/0x50
[  331.926531]  [<ffffffff81003400>] do_syscall_64+0x70/0x180
[  331.926535]  [<ffffffff818966e1>] entry_SYSCALL64_slow_path+0x25/0x25
[  331.926537] ---[ end trace 27af13853a8779f0 ]---
[  331.928906] ------------[ cut here ]------------
[  331.928926] WARNING: CPU: 0 PID: 4545 at drivers/gpu/drm/i915/i915_drv.c:603 i915_gem_fini+0xaa/0xb0 [i915]
[  331.928927] WARN_ON(!list_empty(&to_i915(dev)->context_list))
[  331.928928] Modules linked in:
[  331.928929]  i915 drm_kms_helper sysimgblt sysfillrect syscopyarea fb_sys_fops drm
[  331.928937] CPU: 0 PID: 4545 Comm: libvirtd Tainted: G        W       4.8.0 #6
[  331.928938] Hardware name:                  /NUC5i3RYB, BIOS RYBDWi35.86A.0359.2016.0906.1028 09/06/2016
[  331.928940]  0000000000000000 ffff880237f03c30 ffffffff812e135c ffff880237f03c80
[  331.928943]  0000000000000000 ffff880237f03c70 ffffffff810afcd7 0000025b812e232d
[  331.928946]  ffff88024098a558 ffff880240980068 ffffffffa018aa40 000000000000000c
[  331.928949] Call Trace:
[  331.928953]  [<ffffffff812e135c>] dump_stack+0x63/0x87
[  331.928956]  [<ffffffff810afcd7>] __warn+0xc7/0xf0
[  331.928959]  [<ffffffff810afd4a>] warn_slowpath_fmt+0x4a/0x50
[  331.928962]  [<ffffffff812e25d6>] ? ida_destroy+0x16/0x20
[  331.928974]  [<ffffffffa009173a>] i915_gem_fini+0xaa/0xb0 [i915]
[  331.928987]  [<ffffffffa0092f9c>] i915_driver_unload+0x11c/0x180 [i915]
[  331.929001]  [<ffffffffa009d114>] i915_pci_remove+0x14/0x20 [i915]
[  331.929003]  [<ffffffff81316d14>] pci_device_remove+0x34/0xb0
[  331.929007]  [<ffffffff813e5415>] __device_release_driver+0x95/0x140
[  331.929009]  [<ffffffff813e54de>] device_release_driver+0x1e/0x30
[  331.929012]  [<ffffffff813e3a15>] unbind_store+0xb5/0xe0
[  331.929015]  [<ffffffff813e302f>] drv_attr_store+0x1f/0x30
[  331.929017]  [<ffffffff81227415>] sysfs_kf_write+0x35/0x40
[  331.929019]  [<ffffffff81226f66>] kernfs_fop_write+0x106/0x190
[  331.929022]  [<ffffffff811bd703>] __vfs_write+0x23/0x120
[  331.929026]  [<ffffffff810e96b2>] ? percpu_down_read+0x12/0x40
[  331.929029]  [<ffffffff811bddbd>] vfs_write+0xad/0x1a0
[  331.929031]  [<ffffffff811bf0a1>] SyS_write+0x41/0xa0
[  331.929033]  [<ffffffff81101d95>] ? rcu_eqs_enter.isra.34+0x45/0x50
[  331.929036]  [<ffffffff81003400>] do_syscall_64+0x70/0x180
[  331.929040]  [<ffffffff818966e1>] entry_SYSCALL64_slow_path+0x25/0x25
[  331.929042] ---[ end trace 27af13853a8779f1 ]---
[  331.929081] ------------[ cut here ]------------
[  331.929090] WARNING: CPU: 0 PID: 4545 at drivers/gpu/drm/drm_mm.c:775 drm_mm_takedown+0x2c/0x30 [drm]
[  331.929091] Memory manager not clean during takedown.
[  331.929091] Modules linked in: i915 drm_kms_helper sysimgblt sysfillrect syscopyarea fb_sys_fops drm
[  331.929098] CPU: 0 PID: 4545 Comm: libvirtd Tainted: G        W       4.8.0 #6
[  331.929099] Hardware name:                  /NUC5i3RYB, BIOS RYBDWi35.86A.0359.2016.0906.1028 09/06/2016
[  331.929099]  0000000000000000 ffff880237f03c08 ffffffff812e135c ffff880237f03c58
[  331.929103]  0000000000000000 ffff880237f03c48 ffffffff810afcd7 000003078118e138
[  331.929105]  ffff880240980000 ffff8802409892e0 ffffffffa018aa40 000000000000000c
[  331.929108] Call Trace:
[  331.929110]  [<ffffffff812e135c>] dump_stack+0x63/0x87
[  331.929113]  [<ffffffff810afcd7>] __warn+0xc7/0xf0
[  331.929115]  [<ffffffff810afd4a>] warn_slowpath_fmt+0x4a/0x50
[  331.929123]  [<ffffffffa000c20c>] drm_mm_takedown+0x2c/0x30 [drm]
[  331.929140]  [<ffffffffa00cac09>] i915_ggtt_cleanup_hw+0x59/0xa0 [i915]
[  331.929151]  [<ffffffffa00910e8>] i915_driver_cleanup_hw+0x48/0x50 [i915]
[  331.929163]  [<ffffffffa0092fb4>] i915_driver_unload+0x134/0x180 [i915]
[  331.929176]  [<ffffffffa009d114>] i915_pci_remove+0x14/0x20 [i915]
[  331.929179]  [<ffffffff81316d14>] pci_device_remove+0x34/0xb0
[  331.929181]  [<ffffffff813e5415>] __device_release_driver+0x95/0x140
[  331.929183]  [<ffffffff813e54de>] device_release_driver+0x1e/0x30
[  331.929186]  [<ffffffff813e3a15>] unbind_store+0xb5/0xe0
[  331.929188]  [<ffffffff813e302f>] drv_attr_store+0x1f/0x30
[  331.929190]  [<ffffffff81227415>] sysfs_kf_write+0x35/0x40
[  331.929192]  [<ffffffff81226f66>] kernfs_fop_write+0x106/0x190
[  331.929194]  [<ffffffff811bd703>] __vfs_write+0x23/0x120
[  331.929197]  [<ffffffff810e96b2>] ? percpu_down_read+0x12/0x40
[  331.929200]  [<ffffffff811bddbd>] vfs_write+0xad/0x1a0
[  331.929202]  [<ffffffff811bf0a1>] SyS_write+0x41/0xa0
[  331.929204]  [<ffffffff81101d95>] ? rcu_eqs_enter.isra.34+0x45/0x50
[  331.929206]  [<ffffffff81003400>] do_syscall_64+0x70/0x180
[  331.929209]  [<ffffffff818966e1>] entry_SYSCALL64_slow_path+0x25/0x25
[  331.929211] ---[ end trace 27af13853a8779f2 ]---
[  331.929242] =============================================================================
[  331.929244] BUG i915_gem_object (Tainted: G        W      ): Objects remaining in i915_gem_object on __kmem_cache_shutdown()
[  331.929244] -----------------------------------------------------------------------------

Comment 1 prochazka.nicolas 2016-10-05 10:14:24 UTC

Linux kernel 4.8.0
IGD Broadwell

Comment 2 Chris Wilson 2017-02-03 11:20:54 UTC

commit a667fb402c1e856209bf9e77ba41fc1cf356b867
Author: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Date:   Thu Dec 15 15:29:44 2016 +0100

    drm/i915: Disable all crtcs during driver unload, v2.

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