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<base href="https://bugs.freedesktop.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI] igt@drv_module_reload@basic - list_del corruption. prev->next should be ..."
href="https://bugs.freedesktop.org/show_bug.cgi?id=106206">106206</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI] igt@drv_module_reload@basic - list_del corruption. prev->next should be ...
</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>martin.peres@free.fr
</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_4081/shard-snb7/igt@drv_module_reload@basic-no-display.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4081/shard-snb7/igt@drv_module_reload@basic-no-display.html</a>
[ 876.753846] ------------[ cut here ]------------
[ 876.753880] list_del corruption. prev->next should be ffff880219a5e318, but
was ffff880219a5e540
[ 876.753895] WARNING: CPU: 2 PID: 6057 at lib/list_debug.c:53
__list_del_entry_valid+0x79/0x90
[ 876.753897] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic i915 x86_pkg_temp_thermal intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec
snd_hwdep broadcom bcm_phy_lib snd_hda_core tg3 snd_pcm mei_me prime_numbers
mei lpc_ich
[ 876.753949] CPU: 2 PID: 6057 Comm: drv_module_relo Tainted: G U W
4.17.0-rc2-CI-CI_DRM_4081+ #1
[ 876.753951] Hardware name: Dell Inc. XPS 8300 /0Y2MRG, BIOS A06 10/17/2011
[ 876.753955] RIP: 0010:__list_del_entry_valid+0x79/0x90
[ 876.753957] RSP: 0018:ffffc900002fbbc8 EFLAGS: 00010286
[ 876.753961] RAX: 0000000000000000 RBX: ffff880219a5e508 RCX:
0000000000000002
[ 876.753964] RDX: 0000000080000002 RSI: ffffffff820c29b5 RDI:
00000000ffffffff
[ 876.753966] RBP: ffff880219a5e310 R08: 000000006ca9a348 R09:
0000000000000000
[ 876.753968] R10: ffffc900002fbb80 R11: 0000000000000000 R12:
ffff880219a5e310
[ 876.753970] R13: 0000000000000001 R14: ffff88022057eee8 R15:
ffff88022057eee8
[ 876.753973] FS: 00007f4d2de24980(0000) GS:ffff88022fa80000(0000)
knlGS:0000000000000000
[ 876.753976] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 876.753978] CR2: 00007fda0d115ef0 CR3: 000000019d3d2004 CR4:
00000000000606e0
[ 876.753980] Call Trace:
[ 876.753986] klist_dec_and_del+0x34/0x110
[ 876.753991] ? __device_link_free_srcu+0x40/0x40
[ 876.753996] klist_put+0x2c/0x80
[ 876.754000] device_del+0x63/0x360
[ 876.754008] snd_unregister_device+0x50/0x80
[ 876.754016] snd_pcm_dev_disconnect+0x147/0x1c0 [snd_pcm]
[ 876.754022] __snd_device_disconnect.part.1+0x16/0x50
[ 876.754026] snd_device_disconnect_all+0x33/0x50
[ 876.754030] snd_card_disconnect+0x14c/0x1c0
[ 876.754037] snd_card_free+0x4c/0x90
[ 876.754047] pci_device_remove+0x36/0xb0
[ 876.754053] device_release_driver_internal+0x15d/0x220
[ 876.754059] unbind_store+0x7f/0x150
[ 876.754065] kernfs_fop_write+0x104/0x190
[ 876.754071] __vfs_write+0x31/0x160
[ 876.754078] ? rcu_read_lock_sched_held+0x6f/0x80
[ 876.754081] ? rcu_sync_lockdep_assert+0x29/0x50
[ 876.754084] ? __sb_start_write+0x152/0x1f0
[ 876.754087] ? __sb_start_write+0x168/0x1f0
[ 876.754093] vfs_write+0xbd/0x1a0
[ 876.754098] ksys_write+0x50/0xc0
[ 876.754105] do_syscall_64+0x55/0x190
[ 876.754110] entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 876.754112] RIP: 0033:0x7f4d2d7ba281
[ 876.754115] RSP: 002b:00007ffeb0115bf8 EFLAGS: 00000246 ORIG_RAX:
0000000000000001
[ 876.754119] RAX: ffffffffffffffda RBX: 0000000000000000 RCX:
00007f4d2d7ba281
[ 876.754121] RDX: 000000000000000c RSI: 00005593d7b66d8b RDI:
0000000000000003
[ 876.754124] RBP: 00007ffeb0116ce0 R08: 00005593d7b66d8b R09:
000000000000000c
[ 876.754126] R10: 00000000fffffff4 R11: 0000000000000246 R12:
00005593d69f02f0
[ 876.754128] R13: 00007ffeb0116ea0 R14: 0000000000000000 R15:
0000000000000000
[ 876.754141] Code: 0f 0b 31 c0 c3 48 89 fe 48 c7 c7 50 0f 0d 82 e8 2e 10 bf
ff 0f 0b 31 c0 c3 48 89 f2 48 89 fe 48 c7 c7 88 0f 0d 82 e8 17 10 bf ff <0f> 0b
31 c0 c3 48 c7 c7 c8 0f 0d 82 e8 06 10 bf ff 0f 0b 31 c0
[ 876.754267] irq event stamp: 112194
[ 876.754271] hardirqs last enabled at (112193): [<ffffffff810f8156>]
console_unlock+0x426/0x640
[ 876.754274] hardirqs last disabled at (112194): [<ffffffff81a0111c>]
error_entry+0x7c/0x100
[ 876.754279] softirqs last enabled at (112022): [<ffffffff817e39fc>]
peernet2id+0x4c/0x70
[ 876.754282] softirqs last disabled at (112020): [<ffffffff817e39dd>]
peernet2id+0x2d/0x70
[ 876.754286] WARNING: CPU: 2 PID: 6057 at lib/list_debug.c:53
__list_del_entry_valid+0x79/0x90
[ 876.754288] ---[ end trace 2034507656760e1b ]---</pre>
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