<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - BUG i915_gem_object kmem_cache / Kernel 4.8.0"
href="https://bugs.freedesktop.org/show_bug.cgi?id=98092">98092</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>BUG i915_gem_object kmem_cache / Kernel 4.8.0
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>XOrg git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>prochazka.nicolas@gmail.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>[ 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]
-----------------------------------------------------------------------------</pre>
</div>
</p>
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<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
<li>You are the QA Contact for the bug.</li>
<li>You are the assignee for the bug.</li>
</ul>
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