Here is dmesg in 13.10: ------------[ cut here ]------------ [ 6803.837811] WARNING: CPU: 1 PID: 1251 at /build/buildd/linux-3.11.0/drivers/gpu/drm/i915/intel_dp.c:2211 intel_dp_link_down+0x1b2/0x1e0 [i915]() [ 6803.837816] Modules linked in: snd_seq_dummy(F) hid_generic hidp usbhid hid pci_stub vboxpci(OF) vboxnetadp(OF) vboxnetflt(OF) vboxdrv(OF) joydev(F) cdc_mbim parport_pc(F) ppdev(F) cdc_ncm usbnet cdc_wdm cdc_acm mii(F) btusb uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core bnep videodev rfcomm bluetooth snd_hda_codec_hdmi snd_hda_codec_realtek x86_pkg_temp_thermal intel_powerclamp snd_hda_intel coretemp snd_hda_codec kvm_intel(F) kvm(F) snd_hwdep(F) microcode(F) snd_pcm(F) arc4(F) iwldvm psmouse(F) serio_raw(F) snd_page_alloc(F) mac80211 snd_seq_midi(F) snd_seq_midi_event(F) snd_rawmidi(F) snd_seq(F) thinkpad_acpi tpm_tis iwlwifi nvram(F) snd_seq_device(F) intel_smartconnect snd_timer(F) cfg80211 snd(F) mei_me soundcore(F) mei lpc_ich mac_hid nls_iso8859_1(F) lp(F) parport(F) ext2(F) dm_crypt(F) crct10dif_pclmul(F) crc32_pclmul(F) ghash_clmulni_intel(F) i915 aesni_intel(F) aes_x86_64(F) lrw(F) gf128mul(F) glue_helper(F) ablk_helper(F) cryptd(F) i2c_algo_bit ahci(F) libah ci(F) drm_kms_helper sdhci_pci sdhci drm wmi video(F) [ 6803.837929] CPU: 1 PID: 1251 Comm: Xorg Tainted: GF W O 3.11.0-12-generic #19-Ubuntu [ 6803.837933] Hardware name: LENOVO 3443CTO/3443CTO, BIOS G6ET96WW (2.56 ) 04/29/2013 [ 6803.837937] 0000000000000009 ffff880210407a18 ffffffff816e547a 0000000000000000 [ 6803.837946] ffff880210407a50 ffffffff81061dbd ffff88020d5470c0 ffff88020d388000 [ 6803.837952] ffff880212554000 0000000086080304 ffff88020d7e2800 ffff880210407a60 [ 6803.837960] Call Trace: [ 6803.837975] [<ffffffff816e547a>] dump_stack+0x45/0x56 [ 6803.837985] [<ffffffff81061dbd>] warn_slowpath_common+0x7d/0xa0 [ 6803.837993] [<ffffffff81061e9a>] warn_slowpath_null+0x1a/0x20 [ 6803.838027] [<ffffffffa0158fe2>] intel_dp_link_down+0x1b2/0x1e0 [i915] [ 6803.838059] [<ffffffffa015aef8>] intel_disable_dp+0x68/0x70 [i915] [ 6803.838090] [<ffffffffa01467fa>] ironlake_crtc_disable+0x18a/0x8c0 [i915] [ 6803.838118] [<ffffffffa0145034>] intel_crtc_disable+0x34/0x1c0 [i915] [ 6803.838146] [<ffffffffa014bace>] __intel_set_mode+0x2ae/0x880 [i915] [ 6803.838176] [<ffffffffa014e126>] intel_set_mode+0x16/0x30 [i915] [ 6803.838204] [<ffffffffa014e982>] intel_crtc_set_config+0x742/0x910 [i915] [ 6803.838236] [<ffffffffa0030f8d>] drm_mode_set_config_internal+0x5d/0xe0 [drm] [ 6803.838264] [<ffffffffa00339c7>] drm_mode_setcrtc+0xf7/0x650 [drm] [ 6803.838288] [<ffffffffa0024212>] drm_ioctl+0x532/0x660 [drm] [ 6803.838306] [<ffffffff811b8ba5>] do_vfs_ioctl+0x2e5/0x4d0 [ 6803.838316] [<ffffffff811a6b97>] ? vfs_read+0xf7/0x170 [ 6803.838324] [<ffffffff811b8e11>] SyS_ioctl+0x81/0xa0 [ 6803.838331] [<ffffffff811a769c>] ? SyS_read+0x7c/0xa0 [ 6803.838339] [<ffffffff816f521d>] system_call_fastpath+0x1a/0x1f [ 6803.838344] ---[ end trace 4a226ae97be94ffc ]---
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1189639 Title: [dp] External Screen doesn't wake up from sleep To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1189639/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
