After the update to 3.11.2 new ERROR messages appeared on bootup: [ 0.000000] Linux version 3.11.2-1-ARCH (tobias@testing-i686) (gcc version 4.8.1 20130725 (prerelease) (GCC) ) #1 SMP PREEMPT Fri Sep 27 08:03:21 CEST 2013 ... [ 16.922234] [drm:intel_pipe_config_compare] *ERROR* mismatch in adjusted_mode.flags (expected 2, found 0) [ 16.922244] ------------[ cut here ]------------ [ 16.922282] WARNING: CPU: 1 PID: 171 at drivers/gpu/drm/i915/intel_display.c:8299 check_crtc_state+0x590/0xb30 [i915]() [ 16.922285] pipe state doesn't match! [ 16.922287] Modules linked in: microcode(+) iTCO_vendor_support ath5k(+) evdev i2c_i801(+) input_polldev pcspkr ath of_i2c joydev snd_hda_codec_idt mac80211 i915(+) sky2 cfg80211 snd_hda_intel rfkill snd_hda_codec drm_kms_helper snd_hwdep drm snd_pcm i2c_algo_bit snd_page_alloc i2c_core snd_timer snd soundcore lpc_ich video shpchp intel_agp intel_gtt agpgart button acpi_cpufreq mperf processor ext4 crc16 mbcache jbd2 xts gf128mul hid_appleir hid_generic hid_cherry usbhid hid dm_crypt dm_mod usb_storage sd_mod sr_mod cdrom ata_generic pata_acpi ata_piix libata firewire_ohci scsi_mod firewire_core crc_itu_t ehci_pci uhci_hcd ehci_hcd usbcore usb_common [ 16.922341] CPU: 1 PID: 171 Comm: systemd-udevd Not tainted 3.11.2-1-ARCH #1 [ 16.922343] Hardware name: Apple Inc. Macmini2,1 [ 16.922346] 00000000 00000000 f6ef55e8 c141bc5f f6ef5628 f6ef5618 c104560e f8f74959 [ 16.922353] f6ef5644 000000ab f8f6c3b4 0000206b f8f28240 f8f28240 f53ff650 f53ff000 [ 16.922360] 0000000a f6ef5630 c1045663 00000009 f6ef5628 f8f74959 f6ef5644 f6ef5898 [ 16.922367] Call Trace: [ 16.922375] [] dump_stack+0x4b/0x79 [ 16.922381] [] warn_slowpath_common+0x7e/0xa0 [ 16.922409] [] ? check_crtc_state+0x590/0xb30 [i915] [ 16.922435] [] ? check_crtc_state+0x590/0xb30 [i915] [ 16.922440] [] warn_slowpath_fmt+0x33/0x40 [ 16.922467] [] check_crtc_state+0x590/0xb30 [i915] [ 16.922498] [] intel_modeset_check_state+0x2a3/0x760 [i915] [ 16.922526] [] intel_set_mode+0x30/0x40 [i915] [ 16.922553] [] intel_get_load_detect_pipe+0x230/0x3a0 [i915] [ 16.922588] [] intel_tv_detect+0xe7/0x4a0 [i915] [ 16.922596] [] drm_helper_probe_single_connector_modes+0x1b8/0x340 [drm_kms_helper] [ 16.922602] [] drm_fb_helper_probe_connector_modes.isra.3+0x41/0x60 [drm_kms_helper] [ 16.922608] [] drm_fb_helper_initial_config+0x15d/0x480 [drm_kms_helper] [ 16.922631] [] ? i915_write32+0x9f/0x180 [i915] [ 16.922653] [] ? i915_read32+0x56/0x150 [i915] [ 16.922685] [] intel_fbdev_initial_config+0x1e/0x20 [i915] [ 16.922708] [] i915_driver_load+0xcb2/0xce0 [i915] [ 16.922730] [] ? i915_switcheroo_set_state+0xa0/0xa0 [i915] [ 16.922747] [] ? drm_get_minor+0x1be/0x240 [drm] [ 16.922757] [] drm_get_pci_dev+0x133/0x240 [drm] [ 16.922780] [] i915_pci_probe+0x2b/0x60 [i915] [ 16.922786] [] pci_device_probe+0x6f/0xb0 [ 16.922792] [] driver_probe_device+0x79/0x360 [ 16.922796] [] __driver_attach+0x71/0x80 [ 16.922800] [] ? __device_attach+0x40/0x40 [ 16.922804] [] bus_for_each_dev+0x47/0x80 [ 16.922807] [] driver_attach+0x1e/0x20 [ 16.922811] [] ? __device_attach+0x40/0x40 [ 16.922815] [] bus_add_driver+0x1c7/0x280 [ 16.922819] [] ? pci_device_probe+0xb0/0xb0 [ 16.922823] [] ? pci_device_probe+0xb0/0xb0 [ 16.922827] [] driver_register+0x6a/0x130 [ 16.922831] [] __pci_register_driver+0x32/0x40 [ 16.922840] [] drm_pci_init+0xf5/0x100 [drm] [ 16.922846] [] ? 0xf896cfff [ 16.922867] [] i915_init+0x5e/0x60 [i915] [ 16.922872] [] do_one_initcall+0xca/0x190 [ 16.922877] [] ? tracepoint_update_probe_range+0x47/0x130 [ 16.922882] [] ? mutex_unlock+0xd/0x10 [ 16.922886] [] ? tracepoint_module_notify+0x119/0x180 [ 16.922890] [] ? notifier_call_chain+0x41/0x60 [ 16.922896] [] ? __blocking_notifier_call_chain+0x44/0x60 [ 16.922902] [] load_module+0x19f1/0x2300 [ 16.922910] [] SyS_init_module+0x8f/0xf0 [ 16.922918] [] sysenter_do_call+0x12/0x28 [ 16.922920] ---[ end trace a8bb9aa7d94acce1 ]--- [ 16.940334] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.10 ... [ 66.003042] [drm:intel_pipe_config_compare] *ERROR* mismatch in adjusted_mode.flags (expected 2, found 0) [ 66.003048] ------------[ cut here ]------------ [ 66.003075] WARNING: CPU: 1 PID: 289 at drivers/gpu/drm/i915/intel_display.c:8299 check_crtc_state+0x590/0xb30 [i915]() [ 66.003078] pipe state doesn't match! [ 66.003079] Modules linked in: arc4 coretemp kvm_intel kvm iTCO_wdt applesmc microcode iTCO_vendor_support ath5k evdev i2c_i801 input_polldev pcspkr ath of_i2c joydev snd_hda_codec_idt mac80211 i915 sky2 cfg80211 snd_hda_intel rfkill snd_hda_codec drm_kms_helper snd_hwdep drm snd_pcm i2c_algo_bit snd_page_alloc i2c_core snd_timer snd soundcore lpc_ich video shpchp intel_agp intel_gtt agpgart button acpi_cpufreq mperf processor ext4 crc16 mbcache jbd2 xts gf128mul hid_appleir hid_generic hid_cherry usbhid hid dm_crypt dm_mod usb_storage sd_mod sr_mod cdrom ata_generic pata_acpi ata_piix libata firewire_ohci scsi_mod firewire_core crc_itu_t ehci_pci uhci_hcd ehci_hcd usbcore usb_common [ 66.003142] CPU: 1 PID: 289 Comm: X Tainted: G W 3.11.2-1-ARCH #1 [ 66.003144] Hardware name: Apple Inc. Macmini2,1 [ 66.003147] 00000000 00000000 f6f598b0 c141bc5f f6f598f0 f6f598e0 c104560e f8f74959 [ 66.003154] f6f5990c 00000121 f8f6c3b4 0000206b f8f28240 f8f28240 f5016650 f5016000 [ 66.003161] 0000000a f6f598f8 c1045663 00000009 f6f598f0 f8f74959 f6f5990c f6f59b60 [ 66.003168] Call Trace: [ 66.003176] [] dump_stack+0x4b/0x79 [ 66.003182] [] warn_slowpath_common+0x7e/0xa0 [ 66.003197] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.003211] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.003216] [] warn_slowpath_fmt+0x33/0x40 [ 66.003230] [] check_crtc_state+0x590/0xb30 [i915] [ 66.003248] [] intel_modeset_check_state+0x2a3/0x760 [i915] [ 66.003264] [] intel_set_mode+0x30/0x40 [i915] [ 66.003278] [] intel_get_load_detect_pipe+0x230/0x3a0 [i915] [ 66.003298] [] ? __ext4_handle_dirty_metadata+0x64/0x130 [ext4] [ 66.003314] [] intel_tv_detect+0xe7/0x4a0 [i915] [ 66.003322] [] ? jbd2_journal_stop+0x24f/0x3e0 [jbd2] [ 66.003329] [] drm_helper_probe_single_connector_modes+0x1b8/0x340 [drm_kms_helper] [ 66.003361] [] drm_mode_getconnector+0x305/0x350 [drm] [ 66.003370] [] ? __generic_file_aio_write+0x1ef/0x460 [ 66.003381] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.003389] [] drm_ioctl+0x49a/0x540 [drm] [ 66.003400] [] ? ext4_file_write+0xd0/0x470 [ext4] [ 66.003409] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.003417] [] ? do_sync_write+0x61/0x90 [ 66.003425] [] ? drm_copy_field+0x70/0x70 [drm] [ 66.003429] [] do_vfs_ioctl+0x2e6/0x4e0 [ 66.003434] [] ? __sb_end_write+0x31/0x70 [ 66.003438] [] ? vfs_write+0x185/0x1c0 [ 66.003442] [] SyS_ioctl+0x7f/0x90 [ 66.003448] [] sysenter_do_call+0x12/0x28 [ 66.003459] ---[ end trace a8bb9aa7d94acce2 ]--- [ 66.186347] [drm:intel_pipe_config_compare] *ERROR* mismatch in adjusted_mode.flags (expected 2, found 0) [ 66.186355] ------------[ cut here ]------------ [ 66.186385] WARNING: CPU: 1 PID: 289 at drivers/gpu/drm/i915/intel_display.c:8299 check_crtc_state+0x590/0xb30 [i915]() [ 66.186388] pipe state doesn't match! [ 66.186390] Modules linked in: arc4 coretemp kvm_intel kvm iTCO_wdt applesmc microcode iTCO_vendor_support ath5k evdev i2c_i801 input_polldev pcspkr ath of_i2c joydev snd_hda_codec_idt mac80211 i915 sky2 cfg80211 snd_hda_intel rfkill snd_hda_codec drm_kms_helper snd_hwdep drm snd_pcm i2c_algo_bit snd_page_alloc i2c_core snd_timer snd soundcore lpc_ich video shpchp intel_agp intel_gtt agpgart button acpi_cpufreq mperf processor ext4 crc16 mbcache jbd2 xts gf128mul hid_appleir hid_generic hid_cherry usbhid hid dm_crypt dm_mod usb_storage sd_mod sr_mod cdrom ata_generic pata_acpi ata_piix libata firewire_ohci scsi_mod firewire_core crc_itu_t ehci_pci uhci_hcd ehci_hcd usbcore usb_common [ 66.186452] CPU: 1 PID: 289 Comm: X Tainted: G W 3.11.2-1-ARCH #1 [ 66.186455] Hardware name: Apple Inc. Macmini2,1 [ 66.186457] 00000000 00000000 f6f598b0 c141bc5f f6f598f0 f6f598e0 c104560e f8f74959 [ 66.186464] f6f5990c 00000121 f8f6c3b4 0000206b f8f28240 f8f28240 f5016650 f5016000 [ 66.186471] 0000000a f6f598f8 c1045663 00000009 f6f598f0 f8f74959 f6f5990c f6f59b60 [ 66.186477] Call Trace: [ 66.186485] [] dump_stack+0x4b/0x79 [ 66.186492] [] warn_slowpath_common+0x7e/0xa0 [ 66.186507] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.186521] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.186525] [] warn_slowpath_fmt+0x33/0x40 [ 66.186539] [] check_crtc_state+0x590/0xb30 [i915] [ 66.186557] [] intel_modeset_check_state+0x2a3/0x760 [i915] [ 66.186573] [] intel_set_mode+0x30/0x40 [i915] [ 66.186588] [] intel_get_load_detect_pipe+0x230/0x3a0 [i915] [ 66.186594] [] ? mutex_unlock+0xd/0x10 [ 66.186608] [] ? intel_release_load_detect_pipe+0x8d/0xf0 [i915] [ 66.186625] [] intel_tv_detect+0xe7/0x4a0 [i915] [ 66.186633] [] drm_helper_probe_single_connector_modes+0x1b8/0x340 [drm_kms_helper] [ 66.186647] [] drm_mode_getconnector+0x305/0x350 [drm] [ 66.186657] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.186665] [] drm_ioctl+0x49a/0x540 [drm] [ 66.186697] [] ? ext4_file_write+0xd0/0x470 [ext4] [ 66.186708] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.186715] [] ? do_sync_write+0x61/0x90 [ 66.186723] [] ? drm_copy_field+0x70/0x70 [drm] [ 66.186727] [] do_vfs_ioctl+0x2e6/0x4e0 [ 66.186731] [] ? __sb_end_write+0x31/0x70 [ 66.186735] [] ? vfs_write+0x185/0x1c0 [ 66.186739] [] SyS_ioctl+0x7f/0x90 [ 66.186746] [] sysenter_do_call+0x12/0x28 [ 66.186749] ---[ end trace a8bb9aa7d94acce3 ]--- [ 66.689791] [drm:intel_pipe_config_compare] *ERROR* mismatch in adjusted_mode.flags (expected 2, found 0) [ 66.689796] ------------[ cut here ]------------ [ 66.689813] WARNING: CPU: 0 PID: 289 at drivers/gpu/drm/i915/intel_display.c:8299 check_crtc_state+0x590/0xb30 [i915]() [ 66.689815] pipe state doesn't match! [ 66.689817] Modules linked in: arc4 coretemp kvm_intel kvm iTCO_wdt applesmc microcode iTCO_vendor_support ath5k evdev i2c_i801 input_polldev pcspkr ath of_i2c joydev snd_hda_codec_idt mac80211 i915 sky2 cfg80211 snd_hda_intel rfkill snd_hda_codec drm_kms_helper snd_hwdep drm snd_pcm i2c_algo_bit snd_page_alloc i2c_core snd_timer snd soundcore lpc_ich video shpchp intel_agp intel_gtt agpgart button acpi_cpufreq mperf processor ext4 crc16 mbcache jbd2 xts gf128mul hid_appleir hid_generic hid_cherry usbhid hid dm_crypt dm_mod usb_storage sd_mod sr_mod cdrom ata_generic pata_acpi ata_piix libata firewire_ohci scsi_mod firewire_core crc_itu_t ehci_pci uhci_hcd ehci_hcd usbcore usb_common [ 66.689874] CPU: 0 PID: 289 Comm: X Tainted: G W 3.11.2-1-ARCH #1 [ 66.689876] Hardware name: Apple Inc. Macmini2,1 [ 66.689878] 00000000 00000000 f6f598b0 c141bc5f f6f598f0 f6f598e0 c104560e f8f74959 [ 66.689885] f6f5990c 00000121 f8f6c3b4 0000206b f8f28240 f8f28240 f5016650 f5016000 [ 66.689892] 0000000a f6f598f8 c1045663 00000009 f6f598f0 f8f74959 f6f5990c f6f59b60 [ 66.689898] Call Trace: [ 66.689904] [] dump_stack+0x4b/0x79 [ 66.689909] [] warn_slowpath_common+0x7e/0xa0 [ 66.689923] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.689937] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.689941] [] warn_slowpath_fmt+0x33/0x40 [ 66.689956] [] check_crtc_state+0x590/0xb30 [i915] [ 66.689973] [] intel_modeset_check_state+0x2a3/0x760 [i915] [ 66.689989] [] intel_set_mode+0x30/0x40 [i915] [ 66.689998] [] intel_get_load_detect_pipe+0x230/0x3a0 [i915] [ 66.690035] [] ? __ext4_handle_dirty_metadata+0x64/0x130 [ext4] [ 66.690053] [] intel_tv_detect+0xe7/0x4a0 [i915] [ 66.690062] [] ? jbd2_journal_stop+0x24f/0x3e0 [jbd2] [ 66.690069] [] drm_helper_probe_single_connector_modes+0x1b8/0x340 [drm_kms_helper] [ 66.690080] [] drm_mode_getconnector+0x305/0x350 [drm] [ 66.690087] [] ? __generic_file_aio_write+0x1ef/0x460 [ 66.690096] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.690103] [] drm_ioctl+0x49a/0x540 [drm] [ 66.690114] [] ? ext4_file_write+0xd0/0x470 [ext4] [ 66.690123] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.690129] [] ? do_sync_write+0x61/0x90 [ 66.690136] [] ? drm_copy_field+0x70/0x70 [drm] [ 66.690140] [] do_vfs_ioctl+0x2e6/0x4e0 [ 66.690144] [] ? __sb_end_write+0x31/0x70 [ 66.690148] [] ? vfs_write+0x185/0x1c0 [ 66.690152] [] SyS_ioctl+0x7f/0x90 [ 66.690157] [] sysenter_do_call+0x12/0x28 [ 66.690160] ---[ end trace a8bb9aa7d94acce4 ]--- [ 66.893039] [drm:intel_pipe_config_compare] *ERROR* mismatch in adjusted_mode.flags (expected 2, found 0) [ 66.893042] ------------[ cut here ]------------ [ 66.893058] WARNING: CPU: 1 PID: 289 at drivers/gpu/drm/i915/intel_display.c:8299 check_crtc_state+0x590/0xb30 [i915]() [ 66.893060] pipe state doesn't match! [ 66.893062] Modules linked in: arc4 coretemp kvm_intel kvm iTCO_wdt applesmc microcode iTCO_vendor_support ath5k evdev i2c_i801 input_polldev pcspkr ath of_i2c joydev snd_hda_codec_idt mac80211 i915 sky2 cfg80211 snd_hda_intel rfkill snd_hda_codec drm_kms_helper snd_hwdep drm snd_pcm i2c_algo_bit snd_page_alloc i2c_core snd_timer snd soundcore lpc_ich video shpchp intel_agp intel_gtt agpgart button acpi_cpufreq mperf processor ext4 crc16 mbcache jbd2 xts gf128mul hid_appleir hid_generic hid_cherry usbhid hid dm_crypt dm_mod usb_storage sd_mod sr_mod cdrom ata_generic pata_acpi ata_piix libata firewire_ohci scsi_mod firewire_core crc_itu_t ehci_pci uhci_hcd ehci_hcd usbcore usb_common [ 66.893116] CPU: 1 PID: 289 Comm: X Tainted: G W 3.11.2-1-ARCH #1 [ 66.893119] Hardware name: Apple Inc. Macmini2,1 [ 66.893121] 00000000 00000000 f6f598b0 c141bc5f f6f598f0 f6f598e0 c104560e f8f74959 [ 66.893128] f6f5990c 00000121 f8f6c3b4 0000206b f8f28240 f8f28240 f5016650 f5016000 [ 66.893135] 0000000a f6f598f8 c1045663 00000009 f6f598f0 f8f74959 f6f5990c f6f59b60 [ 66.893141] Call Trace: [ 66.893146] [] dump_stack+0x4b/0x79 [ 66.893151] [] warn_slowpath_common+0x7e/0xa0 [ 66.893165] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.893179] [] ? check_crtc_state+0x590/0xb30 [i915] [ 66.893184] [] warn_slowpath_fmt+0x33/0x40 [ 66.893198] [] check_crtc_state+0x590/0xb30 [i915] [ 66.893215] [] intel_modeset_check_state+0x2a3/0x760 [i915] [ 66.893231] [] intel_set_mode+0x30/0x40 [i915] [ 66.893245] [] intel_get_load_detect_pipe+0x230/0x3a0 [i915] [ 66.893251] [] ? mutex_unlock+0xd/0x10 [ 66.893265] [] ? intel_release_load_detect_pipe+0x8d/0xf0 [i915] [ 66.893281] [] intel_tv_detect+0xe7/0x4a0 [i915] [ 66.893289] [] drm_helper_probe_single_connector_modes+0x1b8/0x340 [drm_kms_helper] [ 66.893300] [] drm_mode_getconnector+0x305/0x350 [drm] [ 66.893310] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.893317] [] drm_ioctl+0x49a/0x540 [drm] [ 66.893328] [] ? ext4_file_write+0xd0/0x470 [ext4] [ 66.893351] [] ? drm_mode_getcrtc+0xc0/0xc0 [drm] [ 66.893359] [] ? do_sync_write+0x61/0x90 [ 66.893366] [] ? drm_copy_field+0x70/0x70 [drm] [ 66.893370] [] do_vfs_ioctl+0x2e6/0x4e0 [ 66.893374] [] ? __sb_end_write+0x31/0x70 [ 66.893378] [] ? vfs_write+0x185/0x1c0 [ 66.893382] [] SyS_ioctl+0x7f/0x90 [ 66.893387] [] sysenter_do_call+0x12/0x28 [ 66.893396] ---[ end trace a8bb9aa7d94acce5 ]---