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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][SHARDS]igt@prime_vgem@sync-bsd - incomplete - BUG: sleeping function called from invalid context at kernel/sched/completion.c:99, INFO: lockdep is turned off."
href="https://bugs.freedesktop.org/show_bug.cgi?id=112121">112121</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI][SHARDS]igt@prime_vgem@sync-bsd - incomplete - BUG: sleeping function called from invalid context at kernel/sched/completion.c:99, INFO: lockdep is turned off.
</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>not set
</td>
</tr>
<tr>
<th>Priority</th>
<td>not set
</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/CI_DRM_7160/shard-skl6/igt@prime_vgem@sync-bsd.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7160/shard-skl6/igt@prime_vgem@sync-bsd.html</a>
<0> [310.379427] ---------------------------------
<7> [310.381613] [drm:edp_panel_vdd_off_sync [i915]] Turning [ENCODER:94:DDI A]
VDD off
<7> [310.382114] [drm:edp_panel_vdd_off_sync [i915]] PP_STATUS: 0x80000008
PP_CONTROL: 0x00000007
<4> [310.384206] ---[ end trace c4120df3fa3f19d8 ]---
<3> [310.433831] BUG: sleeping function called from invalid context at
kernel/sched/completion.c:99
<3> [310.434053] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 1075,
name: prime_vgem
<4> [310.434108] INFO: lockdep is turned off.
<3> [310.434137] Preemption disabled at:
<4> [310.434145] [<0000000000000000>] 0x0
<4> [310.434214] CPU: 2 PID: 1075 Comm: prime_vgem Tainted: G UD
5.4.0-rc4-CI-CI_DRM_7160+ #1
<4> [310.434290] Hardware name: Google Caroline/Caroline, BIOS MrChromebox
08/27/2018
<4> [310.434359] Call Trace:
<4> [310.434412] dump_stack+0x67/0x9b
<4> [310.434464] ___might_sleep+0x178/0x260
<4> [310.434519] wait_for_completion+0x37/0x1a0
<4> [310.434581] virt_efi_query_variable_info+0x161/0x1b0
<4> [310.434639] efi_query_variable_store+0xb3/0x1a0
<4> [310.434711] ? efivar_entry_set_safe+0x19c/0x220
<4> [310.434755] ? efi_delete_dummy_variable+0x90/0x90
<4> [310.434793] efivar_entry_set_safe+0x19c/0x220
<4> [310.434843] ? efi_pstore_write+0x10b/0x150
<4> [310.434886] efi_pstore_write+0x10b/0x150
<4> [310.434973] pstore_dump+0x127/0x340
<4> [310.435028] kmsg_dump+0x87/0x1c0
<4> [310.435065] oops_end+0x3e/0x90
<4> [310.435097] do_trap+0x80/0x100
<4> [310.435132] ? dma_buf_release+0xd8/0xf0
<4> [310.435170] do_invalid_op+0x23/0x30
<4> [310.435214] ? dma_buf_release+0xd8/0xf0
<4> [310.435263] invalid_op+0x23/0x30
<4> [310.435316] RIP: 0010:dma_buf_release+0xd8/0xf0
<4> [310.435375] Code: 00 00 e8 bb 4b aa ff 48 89 df e8 a3 c3 b7 ff 31 c0 5b c3
48 8b 93 d0 00 00 00 48 8b 83 d8 00 00 00 48 89 42 08 48 89 10 eb 96 <0f> 0b e8
31 36 00 00 eb c8 0f 0b b8 ea ff ff ff c3 0f 1f 80 00 00
<4> [310.435495] RSP: 0018:ffffc90002637e98 EFLAGS: 00010206
<4> [310.435553] RAX: 0000000000000005 RBX: ffff8881698afa00 RCX:
0000000000000000
<4> [310.435613] RDX: 0000000000000000 RSI: ffff888157f7fbc0 RDI:
ffff88813829a298
<4> [310.435672] RBP: 0000000000000010 R08: 0000000000000000 R09:
0000000000000000
<4> [310.435724] R10: ffff88813829a298 R11: ffff888157f7fbd0 R12:
0000000000080005
<4> [310.435770] R13: ffff88813829a298 R14: ffff888179906f20 R15:
ffff8881383175a8
<4> [310.435842] __fput+0xbf/0x250
<4> [310.435891] task_work_run+0x82/0xb0
<4> [310.435935] exit_to_usermode_loop+0x98/0xa0
<4> [310.435972] do_syscall_64+0x1b9/0x210
<4> [310.436011] entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [310.436049] RIP: 0033:0x7f78334fc421
<4> [310.436083] Code: f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00
00 00 00 00 66 90 8b 05 ea cf 20 00 85 c0 75 16 b8 03 00 00 00 0f 05 <48> 3d 00
f0 ff ff 77 3f f3 c3 0f 1f 44 00 00 53 89 fb 48 83 ec 10
<4> [310.436197] RSP: 002b:00007ffdac146d18 EFLAGS: 00000246 ORIG_RAX:
0000000000000003
<4> [310.436272] RAX: 0000000000000000 RBX: 00007f7833fc3000 RCX:
00007f78334fc421
<4> [310.436331] RDX: 00007ffdac146d00 RSI: 0000000040086200 RDI:
0000000000000008
<4> [310.436391] RBP: 0000000000000008 R08: 0000000000000000 R09:
000000000000003c
<4> [310.436451] R10: 00000000ffffffc4 R11: 0000000000000246 R12:
0000000000000002
<4> [310.436509] R13: 0000000000000000 R14: 0000000000000006 R15:
0000000000000000</pre>
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