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<base href="https://bugs.freedesktop.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][DRMTIP]igt@gem_vm_create@isolation - incomplete/dmesg-warn - WARN_ON(debug_locks && !lock_is_held(&(&vma->vm->i915->drm.struct_mutex)->dep_map))"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110934">110934</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI][DRMTIP]igt@gem_vm_create@isolation - incomplete/dmesg-warn - WARN_ON(debug_locks && !lock_is_held(&(&vma->vm->i915->drm.struct_mutex)->dep_map))
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI 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>lakshminarayana.vudum@intel.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><a href="https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_309/fi-byt-j1900/igt@gem_vm_create@isolation.html">https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_309/fi-byt-j1900/igt@gem_vm_create@isolation.html</a>
<6> [108.635209] Console: switching to colour dummy device 80x25
<6> [108.635409] [IGT] gem_vm_create: executing
<6> [108.647562] [IGT] gem_vm_create: starting subtest isolation
<4> [108.653959] ------------[ cut here ]------------
<4> [108.653967] WARN_ON(debug_locks &&
!lock_is_held(&(&vma->vm->i915->drm.struct_mutex)->dep_map))
<4> [108.654123] WARNING: CPU: 1 PID: 1262 at
drivers/gpu/drm/i915/i915_vma.c:839 i915_vma_destroy+0x1ab/0x360 [i915]
<4> [108.654130] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic i915 btusb btrtl btbcm btintel bluetooth coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec
snd_hwdep ecdh_generic snd_hda_core ecc snd_pcm r8169 realtek lpc_ich
prime_numbers i2c_hid
<4> [108.654164] CPU: 1 PID: 1262 Comm: gem_vm_create Tainted: G U
5.2.0-rc4-gfbe8f94e9478-drmtip_309+ #1
<4> [108.654168] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6
02/17/2015
<4> [108.654264] RIP: 0010:i915_vma_destroy+0x1ab/0x360 [i915]
<4> [108.654270] Code: 00 00 00 48 81 c7 c8 00 00 00 e8 50 01 d4 f7 85 c0 0f 85
7b fe ff ff 48 c7 c6 40 a8 4d c0 48 c7 c7 df 31 50 c0 e8 95 82 cd f7 <0f> 0b 80
bb 08 01 00 00 00 0f 84 66 fe ff ff 48 c7 c1 fb 34 50 c0
<4> [108.654275] RSP: 0018:ffffafa8c057bc98 EFLAGS: 00010282
<4> [108.654280] RAX: 0000000000000000 RBX: ffff924b76f1cc40 RCX:
0000000000000001
<4> [108.654285] RDX: 0000000000000046 RSI: 0000000000000006 RDI:
ffffffffb90f9be1
<4> [108.654289] RBP: ffffafa8c057bcb8 R08: 0000000000000000 R09:
0000000000000000
<4> [108.654293] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff924b6a832340
<4> [108.654297] R13: ffff924b6a832158 R14: ffff924b6a832330 R15:
ffff924b76f1d040
<4> [108.654302] FS: 00007ff441211e40(0000) GS:ffff924b7ba80000(0000)
knlGS:0000000000000000
<4> [108.654306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [108.654311] CR2: 00007fff2e8347c0 CR3: 000000012608a000 CR4:
00000000001006e0
<4> [108.654315] Call Trace:
<4> [108.654419] i915_vm_release+0xa9/0x2e0 [i915]
<4> [108.654523] i915_gem_vm_destroy_ioctl+0x75/0x90 [i915]
<4> [108.654621] ? i915_gem_vm_create_ioctl+0x150/0x150 [i915]
<4> [108.654629] drm_ioctl_kernel+0x83/0xf0
<4> [108.654641] drm_ioctl+0x2f3/0x3b0
<4> [108.654735] ? i915_gem_vm_create_ioctl+0x150/0x150 [i915]
<4> [108.654748] ? _raw_spin_unlock_irqrestore+0x4c/0x60
<4> [108.654755] ? lockdep_hardirqs_on+0xe3/0x1b0
<4> [108.654763] ? _raw_spin_unlock_irqrestore+0x39/0x60
<4> [108.654778] do_vfs_ioctl+0xa0/0x6e0
<4> [108.654785] ? task_work_run+0x6e/0xb0
<4> [108.654795] ? _raw_spin_unlock_irq+0x24/0x50
<4> [108.654801] ? lockdep_hardirqs_on+0xe3/0x1b0
<4> [108.654810] ksys_ioctl+0x35/0x60
<4> [108.654820] __x64_sys_ioctl+0x11/0x20
<4> [108.654826] do_syscall_64+0x55/0x1c0
<4> [108.654834] entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [108.654840] RIP: 0033:0x7ff4406a85d7
<4> [108.654846] Code: b3 66 90 48 8b 05 b1 48 2d 00 64 c7 00 26 00 00 00 48 c7
c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01
f0 ff ff 73 01 c3 48 8b 0d 81 48 2d 00 f7 d8 64 89 01 48
<4> [108.654850] RSP: 002b:00007fff2e836e38 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
<4> [108.654856] RAX: ffffffffffffffda RBX: 0000000000000005 RCX:
00007ff4406a85d7
<4> [108.654860] RDX: 00007fff2e836e70 RSI: 000000004010647b RDI:
0000000000000005
<4> [108.654864] RBP: 00007fff2e836e70 R08: 0000000000000004 R09:
0000000000000000
<4> [108.654868] R10: 0000000000000056 R11: 0000000000000246 R12:
000000004010647b
<4> [108.654872] R13: 0000000000000005 R14: 0000000000000001 R15:
00007fff2e836ff0
<4> [108.654892] irq event stamp: 44602
<4> [108.654898] hardirqs last enabled at (44601): [<ffffffffb812c4fc>]
vprintk_emit+0xcc/0x340
<4> [108.654903] hardirqs last disabled at (44602): [<ffffffffb80019e0>]
trace_hardirqs_off_thunk+0x1a/0x1c
<4> [108.654909] softirqs last enabled at (44420): [<ffffffffb8c0033a>]
__do_softirq+0x33a/0x4b9
<4> [108.654915] softirqs last disabled at (44407): [<ffffffffb80ba1b9>]
irq_exit+0xa9/0xc0
<4> [108.655007] WARNING: CPU: 1 PID: 1262 at
drivers/gpu/drm/i915/i915_vma.c:839 i915_vma_destroy+0x1ab/0x360 [i915]
<4> [108.655011] ---[ end trace 3ed3e1b9e7c91839 ]---
<4> [108.655095] ------------[ cut here ]------------</pre>
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