Есть старый ноут с кубунтой, используемый в основном как печатная машинка.
Относительно недавно начались зависания, вот вывод dmesg
[ 2261.688680] WARNING: CPU: 0 PID: 965 at /build/buildd/linux-3.11.0/drivers/gpu/drm/i915/intel_display.c:3877 intel_modeset_check_state+0x6d0/0x760 [i915]()
[ 2261.688682] Modules linked in: usblp zram(C) joydev(F) coretemp gpio_ich dell_wmi sparse_keymap dell_laptop dcdbas bnep parport_pc(F) ppdev(F) snd_hda_codec_idt rfcomm snd_hda_codec_hdmi bluetooth uvcvideo videobuf2_vmalloc snd_hda_intel videobuf2_memops snd_hda_codec snd_usb_audio microcode(F) r852 snd_usbmidi_lib videobuf2_core lib80211_crypt_tkip sm_common snd_seq_midi(F) snd_seq_midi_event(F) snd_hwdep(F) nand videodev snd_rawmidi(F) snd_pcm(F) wl(POF) nand_ecc psmouse(F) serio_raw(F) snd_page_alloc(F) nand_bch nand_ids snd_seq(F) r592 lib80211 bch(F) snd_seq_device(F) mtd lpc_ich snd_timer(F) memstick cfg80211 snd(F) soundcore(F) mac_hid lp(F) parport(F) hid_generic usbhid hid usb_storage(F) i915 firewire_ohci i2c_algo_bit drm_kms_helper sdhci_pci firewire_core sdhci ahci(F) libahci(F) drm crc_itu_t(F) sky2 wmi video(F)
[ 2261.688729] CPU: 0 PID: 965 Comm: Xorg Tainted: PF WC O 3.11.0-8-generic #15-Ubuntu
[ 2261.688731] Hardware name: Dell Inc. Inspiron 1525 /0U990C, BIOS A13 06/27/2008
[ 2261.688734] 00000000 00000000 f24f7ca8 c16313e4 00000000 f24f7cd8 c105268e c1805af0
[ 2261.688739] 00000000 000003c5 f886c730 00000f25 f8830f80 f8830f80 f6524800 00000000
[ 2261.688745] f6630ebc f24f7ce8 c1052752 00000009 00000000 f24f7d38 f8830f80 f886c730
[ 2261.688750] Call Trace:
[ 2261.688755] [<c16313e4>] dump_stack+0x41/0x52
[ 2261.688759] [<c105268e>] warn_slowpath_common+0x7e/0xa0
[ 2261.688781] [<f8830f80>] ? intel_modeset_check_state+0x6d0/0x760 [i915]
[ 2261.688801] [<f8830f80>] ? intel_modeset_check_state+0x6d0/0x760 [i915]
[ 2261.688804] [<c1052752>] warn_slowpath_null+0x22/0x30
[ 2261.688824] [<f8830f80>] intel_modeset_check_state+0x6d0/0x760 [i915]
[ 2261.688848] [<f88310a0>] intel_set_mode+0x30/0x40 [i915]
[ 2261.688868] [<f883189c>] intel_crtc_set_config+0x6fc/0x8f0 [i915]
[ 2261.688887] [<f861027b>] drm_mode_set_config_internal+0x4b/0xc0 [drm]
[ 2261.688902] [<f861291f>] drm_mode_setcrtc+0xdf/0x620 [drm]
[ 2261.688921] [<f8612840>] ? drm_mode_setplane+0x400/0x400 [drm]
[ 2261.688933] [<f8604d5a>] drm_ioctl+0x49a/0x540 [drm]
[ 2261.688951] [<f8612840>] ? drm_mode_setplane+0x400/0x400 [drm]
[ 2261.688965] [<f86048c0>] ? drm_copy_field+0x70/0x70 [drm]
[ 2261.688969] [<c1179f46>] do_vfs_ioctl+0x2e6/0x4e0
[ 2261.688973] [<c116c1d1>] ? __sb_end_write+0x31/0x70
[ 2261.688976] [<c116a605>] ? vfs_write+0x155/0x1b0
[ 2261.688979] [<c117a1a0>] SyS_ioctl+0x60/0x80
[ 2261.688983] [<c163eb0d>] sysenter_do_call+0x12/0x28
[ 2261.688986] ---[ end trace 3975d9ecb6e5be9c ]---
[ 2261.694216] ------------[ cut here ]------------
Это я уже для эксперимента обновился до Kubuntu 13.10 (и, соответственно ядро с 3.8 до 3.11) но результат тот же.
Гуглёж ничего не дал, прошу совета как с этим этим жить дальше
