[Bug 107970] New: [CI][BAT] igt@* - fail / dmesg-fail - RIP: 0010:drm_debugfs_init

Tue Sep 18 08:28:23 UTC 2018

https://bugs.freedesktop.org/show_bug.cgi?id=107970

            Bug ID: 107970
           Summary: [CI][BAT] igt@* - fail / dmesg-fail - RIP:
                    0010:drm_debugfs_init
           Product: DRI
           Version: XOrg git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: martin.peres at free.fr
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4835/fi-bdw-5557u/igt@gem_exec_fence@basic-busy-default.html

<1> [67.096552] BUG: unable to handle kernel NULL pointer dereference at
0000000000000028
<6> [67.096553] PGD 0 
<4> [67.096561] hardirqs last  enabled at (228261): [<ffffffff811f9bbd>]
__slab_alloc.isra.27.constprop.33+0x4d/0x70
<4> [67.096564] P4D 0 
<4> [67.096567] hardirqs last disabled at (228260): [<ffffffff811f9b89>]
__slab_alloc.isra.27.constprop.33+0x19/0x70
<4> [67.096570] softirqs last  enabled at (228248): [<ffffffff817decab>]
sock_setsockopt+0x26b/0xba0
<4> [67.096577] Oops: 0000 [#1] PREEMPT SMP PTI
<4> [67.096579] CPU: 1 PID: 1106 Comm: gem_exec_fence Tainted: G     U         
  4.19.0-rc4-CI-CI_DRM_4835+ #1
<4> [67.096585] softirqs last disabled at (228246): [<ffffffff817dcd54>]
release_sock+0x14/0xa0
<4> [67.096607] Hardware name:  /NUC5i7RYB, BIOS
RYBDWi35.86A.0362.2017.0118.0940 01/18/2017
<4> [67.096616] RIP: 0010:drm_debugfs_init+0x12f/0x200
<4> [67.096621] Code: ff 48 8b 4c 24 48 65 48 33 0c 25 28 00 00 00 89 e8 0f 85
d1 00 00 00 48 83 c4 50 5b 5d 41 5c 41 5d c3 49 8b b4 24 40 09 00 00 <48> 83 7e
28 00 74 9f 48 89 df e8 c2 bf fe ff 85 c0 74 83 eb 44 48
<4> [67.096633] RSP: 0018:ffffc900004cbb70 EFLAGS: 00010246
<4> [67.096639] RAX: 00000000ffffffff RBX: ffff8801c3ed39c8 RCX:
0000000000005000
<4> [67.096645] RDX: ffffffffa00ea000 RSI: 0000000000000000 RDI:
0000000000000000
<4> [67.096650] RBP: 0000000000000000 R08: 000000000043c5a1 R09:
0000000000000001
<4> [67.096656] R10: 0000000000000000 R11: ffff8801c3ed3a58 R12:
ffff88024d8d0008
<4> [67.096662] R13: 0000000000000001 R14: ffff880239a417a8 R15:
ffffc900004cbe98
<4> [67.096668] FS:  00007f2ba99a9980(0000) GS:ffff88024ea80000(0000)
knlGS:0000000000000000
<4> [67.096675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [67.096680] CR2: 0000000000000028 CR3: 000000023fcf0002 CR4:
00000000003606e0
<4> [67.096685] Call Trace:
<4> [67.096690]  ? device_add+0x16b/0x670
<4> [67.096697]  drm_minor_register+0x43/0xd0
<4> [67.096702]  drm_dev_register+0x87/0x1b0
<4> [67.096709]  vgem_init+0x16c/0x1000 [vgem]
<4> [67.096715]  ? 0xffffffffa0107000
<4> [67.096719]  do_one_initcall+0x58/0x2e0
<4> [67.096725]  ? rcu_lockdep_current_cpu_online+0x8f/0xd0
<4> [67.096730]  ? do_init_module+0x1d/0x1ea
<4> [67.096735]  ? rcu_read_lock_sched_held+0x6f/0x80
<4> [67.096740]  ? kmem_cache_alloc_trace+0x264/0x290
<4> [67.096746]  do_init_module+0x56/0x1ea
<4> [67.096751]  load_module+0x26ba/0x29a0
<4> [67.096758]  ? vfs_read+0x122/0x140
<4> [67.096765]  ? __se_sys_finit_module+0xd3/0xf0
<4> [67.096771]  __se_sys_finit_module+0xd3/0xf0
<4> [67.096777]  do_syscall_64+0x55/0x190
<4> [67.096783]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [67.096788] RIP: 0033:0x7f2ba9054839
<4> [67.096792] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89
f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01
f0 ff ff 73 01 c3 48 8b 0d 1f f6 2c 00 f7 d8 64 89 01 48
<4> [67.096805] RSP: 002b:00007ffe5a48b628 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
<4> [67.096812] RAX: ffffffffffffffda RBX: 000056020f67a0e0 RCX:
00007f2ba9054839
<4> [67.096818] RDX: 0000000000000000 RSI: 00007f2ba84ef0e5 RDI:
0000000000000007
<4> [67.096823] RBP: 00007f2ba84ef0e5 R08: 0000000000000000 R09:
0000000000000000
<4> [67.096829] R10: 0000000000000007 R11: 0000000000000246 R12:
0000000000000000
<4> [67.096835] R13: 000056020f67a4e0 R14: 0000000000000020 R15:
0000000000000000
<4> [67.096842] Modules linked in: vgem(+) snd_hda_codec_hdmi i915
x86_pkg_temp_thermal coretemp crct10dif_pclmul snd_hda_codec_realtek
snd_hda_codec_generic crc32_pclmul ghash_clmulni_intel snd_hda_intel
snd_hda_codec snd_hwdep snd_hda_core snd_pcm mei_me e1000e mei lpc_ich
prime_numbers

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