[Intel-gfx] screen lock on sandy bridge

[Oleksij Rempel]

Hallo all,

i have fallowing issue on my Asus Zenbook ux31e, SNB
intel_stepping
Vendor: 0x8086, Device: 0x0116, Revision: 0x09 (??)

- xserver freezes, but i can use ssh.
- there is fallowing dmesg:


[   59.976489] ------------[ cut here ]------------
[   59.976514] Kernel BUG at ffffffffa03eacd7 [verbose debug info 
unavailable]
[   59.976543] invalid opcode: 0000 [#1] SMP
[   59.976559] Modules linked in: snd_hda_codec_hdmi 
snd_hda_codec_realtek joydev coretemp kvm_intel kvm bnep rfcomm 
parport_pc ghash_clmulni_intel ppdev snd_hda_intel snd_hda_codec 
snd_hwdep aesni_intel ablk_helper snd_pcm cryptd i915 lrw aes_x86_64 xts 
arc4 gf128mul snd_seq_midi ath9k snd_rawmidi asus_nb_wmi asus_wmi 
uvcvideo sparse_keymap mac80211 videobuf2_core snd_seq_midi_event 
snd_seq videodev rts5139(C) videobuf2_vmalloc snd_timer snd_seq_device 
videobuf2_memops ath9k_common ath9k_hw drm_kms_helper drm snd ath ath3k 
i2c_algo_bit btusb bluetooth cfg80211 wmi psmouse soundcore lpc_ich mei 
snd_page_alloc microcode serio_raw binfmt_misc video mac_hid lp parport 
hid_generic usbhid hid
[   59.976817] CPU 1
[   59.976826] Pid: 6, comm: kworker/u:0 Tainted: G         C 
3.7.0-997-generic #201212210500 ASUSTeK Computer Inc. UX31E/UX31E
[   59.976857] RIP: 0010:[<ffffffffa03eacd7>]  [<ffffffffa03eacd7>] 
i915_gem_object_unpin+0x47/0x50 [i915]
[   59.976895] RSP: 0018:ffff88013934dd88  EFLAGS: 00010246
[   59.976910] RAX: ffff8801369fc060 RBX: ffff880135229ea0 RCX: 
ffffffff81e66b60
[   59.976930] RDX: 0000000000000002 RSI: ffffffff81e66b60 RDI: 
ffff880122024180
[   59.976950] RBP: ffff88013934dd88 R08: ffff88013934c000 R09: 
0000000000000000
[   59.976970] R10: ffff880122155a08 R11: 0000000000000008 R12: 
ffff8801353fc820
[   59.976989] R13: ffff8801353fc800 R14: ffffffff81e66940 R15: 
0000000000000000
[   59.977010] FS:  0000000000000000(0000) GS:ffff88013f420000(0000) 
knlGS:0000000000000000
[   59.977032] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.977048] CR2: 0000000002a6ff50 CR3: 0000000001c0c000 CR4: 
00000000000407e0
[   59.977068] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 
0000000000000000
[   59.977088] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 
0000000000000400
[   59.977107] Process kworker/u:0 (pid: 6, threadinfo ffff88013934c000, 
task ffff880139350000)
[   59.977130] Stack:
[   59.977137]  ffff88013934dd98 ffffffffa040163e ffff88013934ddc8 
ffffffffa04026d8
[   59.977162]  ffff880129c0e580 ffff880135229ea0 ffff88013929a200 
ffff88013486b200
[   59.977187]  ffff88013934de48 ffffffff81077b20 ffff88013934dfd8 
ffff88013934dfd8
[   59.977212] Call Trace:
[   59.977229]  [<ffffffffa040163e>] intel_unpin_fb_obj+0x3e/0x40 [i915]
[   59.977254]  [<ffffffffa04026d8>] intel_unpin_work_fn+0x38/0xc0 [i915]
[   59.977275]  [<ffffffff81077b20>] process_one_work+0x130/0x480
[   59.977298]  [<ffffffffa04026a0>] ? i9xx_crtc_mode_set+0x670/0x670 [i915]
[   59.977317]  [<ffffffff81078768>] worker_thread+0x168/0x400
[   59.977334]  [<ffffffff81078600>] ? manage_workers+0x120/0x120
[   59.977352]  [<ffffffff8107db20>] kthread+0xc0/0xd0
[   59.977368]  [<ffffffff8107da60>] ? flush_kthread_worker+0xb0/0xb0
[   59.977387]  [<ffffffff816d02ec>] ret_from_fork+0x7c/0xb0
[   59.977404]  [<ffffffff8107da60>] ? flush_kthread_worker+0xb0/0xb0



Is it know issue? I use xorg.org/edgers and intel-drm-next.

xserver-xorg-video-intel:
   Installiert: 2:2.20.17+git20130104.b5b3cfb0-0ubuntu0sarvatt~quantal
   Kandidat:    2:2.20.17+git20130104.b5b3cfb0-0ubuntu0sarvatt~quantal
   Versionstabelle:
  *** 2:2.20.17+git20130104.b5b3cfb0-0ubuntu0sarvatt~quantal 0
         500 http://ppa.launchpad.net/xorg-edgers/ppa/ubuntu/ 
quantal/main amd64 Packages
         100 /var/lib/dpkg/status
      2:2.20.9-0ubuntu2 0
         500 http://de.archive.ubuntu.com/ubuntu/ quantal/main amd64 
Packages

kernel intel-drm-next c0c36b941b6f0be6ac74

-- 
Regards,
Oleksij