can you boot with drm.debug=6 and send me a copy? Dave. ----- Original Message ----- > From: "Michal Nazarewicz" <mina86@xxxxxxxxxx> > To: "David Airlie" <airlied@xxxxxxxxxx> > Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx > Sent: Tuesday, 11 November, 2014 2:54:11 AM > Subject: Re: drm-i915-mst + Ubuntu 14.04 + HP 840 > > On Fri, Nov 07 2014, David Airlie <airlied@xxxxxxxxxx> wrote: > > Just try a 3.17 based kernel if you can. > > I've tried with 3.17.2 and have similar results. I got no BUGs during > boot and even: > > Console: switching to colour frame buffer device 240x67 > i915 0000:00:02.0: fb0: inteldrmfb frame buffer device > i915 0000:00:02.0: registered panic notifier > > but trying to startx gives: > > $ fgrep -e intel -e i915 -e '(EE)' /var/log/Xorg.0.log.old > (==) Matched intel as autoconfigured driver 0 > (==) Matched intel as autoconfigured driver 1 > (II) LoadModule: "intel" > (II) Loading /usr/lib/xorg/modules/drivers/intel_drv.so > (II) Module intel: vendor="X.Org Foundation" > (II) intel: Driver for Intel(R) Integrated Graphics Chipsets: > E7221 (i915), 915GM, 945G, 945GM, 945GME, Pineview GM, > (II) intel: Driver for Intel(R) HD Graphics: 2000-6000 > (II) intel: Driver for Intel(R) Iris(TM) Graphics: 5100, 6100 > (II) intel: Driver for Intel(R) Iris(TM) Pro Graphics: 5200, 6200, P6300 > (II) intel(0): SNA compiled: xserver-xorg-video-intel 2:2.99.910-0ubuntu1.2 > (Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxx>) > (--) intel(0): Integrated Graphics Chipset: Intel(R) HD Graphics 4400 > (--) intel(0): CPU: x86-64, sse2, sse3, ssse3, sse4.1, sse4.2, avx, avx2 > (II) intel(0): Creating default Display subsection in Screen section > (==) intel(0): Depth 24, (--) framebuffer bpp 32 > (==) intel(0): RGB weight 888 > (==) intel(0): Default visual is TrueColor > (**) intel(0): Framebuffer tiled > (**) intel(0): Pixmaps tiled > (**) intel(0): "Tear free" disabled > (**) intel(0): Forcing per-crtc-pixmaps? no > (II) intel(0): Output eDP1 has no monitor section > (--) intel(0): found backlight control interface intel_backlight (type > 'raw') > (II) intel(0): Output DP1 has no monitor section > (II) intel(0): Output HDMI1 has no monitor section > (II) intel(0): Output DP2 has no monitor section > (II) intel(0): Output HDMI2 has no monitor section > (EE) intel(0): No outputs and no modes. > (II) UnloadModule: "intel" > (EE) Screen(s) found, but none have a usable configuration. > (EE) > (EE) no screens found(EE) > (EE) > (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional > information. > (EE) > (EE) Server terminated with error (1). Closing log file. > > If I disconnect the laptop from docking station X starts, but then > connecting it back (while X is running) gives [1] and xrandr -q shows > only eDP1 (i.e. the built in laptop display). > > So the bug seems to be present in 3.17 as well. > > > [1] ------------------------- >8 --------------------------------------- > i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus alignment > i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus alignment > ------------[ cut here ]------------ > WARNING: CPU: 0 PID: 57 at drivers/gpu/drm/drm_dp_mst_topology.c:1242 > process_single_tx_qlock+0x48c/0x510 [drm_kms_helper]() > fail > Modules linked in: xt_NFLOG(E) nfnetlink_log(E) nfnetlink(E) xt_comment(E) > xt_multiport(E) xt_connmark(E) xt_mark(E) ctr(E) ccm(E) ip6t_REJECT(E) > nf_log_ipv6(E) xt_hl(E) ip6t_rt(E) ipt_REJECT(E) nf_log_ipv4(E) > nf_log_common(E) xt_LOG(E) nf_conntrack_ipv6(E) nf_defrag_ipv6(E) > xt_recent(E) xt_limit(E) xt_tcpudp(E) nf_conntrack_ipv4(E) > nf_defrag_ipv4(E) xt_addrtype(E) arc4(E) xt_owner(E) hp_wmi(E) > sparse_keymap(E) xt_conntrack(E) dm_multipath(E) scsi_dh(E) > ip6table_filter(E) ip6_tables(E) xt_state(E) xt_helper(E) nf_nat_tftp(E) > intel_rapl(E) nf_conntrack_tftp(E) x86_pkg_temp_thermal(E) > intel_powerclamp(E) coretemp(E) nf_nat_irc(E) kvm_intel(E) iwlmvm(E) > nf_conntrack_irc(E) kvm(E) mac80211(E) nf_nat_ftp(E) nf_nat(E) > nf_conntrack_ftp(E) nf_conntrack(E) iptable_filter(E) ip_tables(E) > rtsx_pci_ms(E) serio_raw(E) uvcvideo(E) x_tables(E) iwlwifi(E) memstick(E) > videobuf2_vmalloc(E) cfg80211(E) joydev(E) videobuf2_memops(E) > videobuf2_core(E) v4l2_common(E) lpc_ich(E) videodev(E) btusb(E) > hp_accel(E) lis3lv02d(E) input_polldev(E) intel_smartconnect(E) > hp_wireless(E) tpm_infineon(E) snd_hda_codec_idt(E) mac_hid(E) mei_me(E) > snd_hda_codec_generic(E) mei(E) snd_hda_codec_hdmi(E) snd_hda_intel(E) > snd_hda_controller(E) snd_hda_codec(E) snd_hwdep(E) snd_pcm(E) > snd_seq_midi(E) snd_seq_midi_event(E) snd_rawmidi(E) snd_seq(E) > snd_seq_device(E) snd_timer(E) snd(E) soundcore(E) parport_pc(E) ppdev(E) > lp(E) parport(E) bnep(E) rfcomm(E) bluetooth(E) btrfs(E) xor(E) > raid6_pq(E) dm_crypt(E) dm_mirror(E) dm_region_hash(E) dm_log(E) e1000e(E) > crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) i915(E) > hid_generic(E) i2c_algo_bit(E) ptp(E) drm_kms_helper(E) rtsx_pci_sdmmc(E) > aesni_intel(E) aes_x86_64(E) usbhid(E) lrw(E) gf128mul(E) glue_helper(E) > ablk_helper(E) cryptd(E) hid(E) pps_core(E) psmouse(E) ahci(E) rtsx_pci(E) > libahci(E) drm(E) wmi(E) video(E) > CPU: 0 PID: 57 Comm: kworker/u16:1 Tainted: G E 3.17.2-mpn+ #1 > Hardware name: Hewlett-Packard HP EliteBook 840 G1/198F, BIOS L71 Ver. > 01.11 04/29/2014 > Workqueue: i915-dp i915_digport_work_func [i915] > 0000000000000009 ffff880427f33730 ffffffff81747967 ffff880427f33778 > ffff880427f33768 ffffffff8106c97d 000000000000000c 0000000000001000 > 000000000000000c 0000000000000000 ffff880427cec5f0 ffff880427f337c8 > Call Trace: > [<ffffffff81747967>] dump_stack+0x45/0x56 > [<ffffffff8106c97d>] warn_slowpath_common+0x7d/0xa0 > [<ffffffff8106c9ec>] warn_slowpath_fmt+0x4c/0x50 > [<ffffffffa015e7ec>] process_single_tx_qlock+0x48c/0x510 [drm_kms_helper] > [<ffffffff810aa578>] ? finish_wait+0x58/0x70 > [<ffffffffa015e8ae>] process_single_down_tx_qlock+0x3e/0x130 > [drm_kms_helper] > [<ffffffffa015ea04>] drm_dp_queue_down_tx+0x64/0x80 [drm_kms_helper] > [<ffffffffa0161a5d>] drm_dp_mst_i2c_xfer+0x15d/0x210 [drm_kms_helper] > [<ffffffffa0263305>] ? intel_runtime_pm_put+0x45/0x60 [i915] > [<ffffffffa02634ce>] ? intel_aux_display_runtime_put+0xe/0x10 [i915] > [<ffffffffa02daf2b>] ? gmbus_xfer+0x3db/0x590 [i915] > [<ffffffff815baf7d>] __i2c_transfer+0x6d/0x210 > [<ffffffff815bc296>] i2c_transfer+0x56/0xc0 > [<ffffffffa002f315>] drm_do_probe_ddc_edid+0xd5/0x140 [drm] > [<ffffffffa002f3e5>] drm_get_edid+0x35/0x2c0 [drm] > [<ffffffffa015f40e>] drm_dp_mst_get_edid+0x2e/0x60 [drm_kms_helper] > [<ffffffffa02d2649>] intel_dp_mst_get_modes+0x29/0x50 [i915] > [<ffffffffa015c925>] > drm_helper_probe_single_connector_modes_merge_bits+0x1e5/0x3d0 > [drm_kms_helper] > [<ffffffffa015cb23>] drm_helper_probe_single_connector_modes+0x13/0x20 > [drm_kms_helper] > [<ffffffffa01635e0>] drm_fb_helper_probe_connector_modes.isra.3+0x50/0x70 > [drm_kms_helper] > [<ffffffffa01644ae>] drm_fb_helper_hotplug_event+0x5e/0xe0 > [drm_kms_helper] > [<ffffffffa02c347e>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] > [<ffffffffa015c4c7>] drm_kms_helper_hotplug_event+0x27/0x30 > [drm_kms_helper] > [<ffffffffa02d25d5>] intel_dp_mst_hotplug+0x15/0x20 [i915] > [<ffffffffa0160517>] drm_dp_mst_handle_up_req+0x2b7/0x5a0 [drm_kms_helper] > [<ffffffffa0160851>] drm_dp_mst_hpd_irq+0x51/0xa40 [drm_kms_helper] > [<ffffffffa015be0b>] ? drm_dp_dpcd_read+0x1b/0x20 [drm_kms_helper] > [<ffffffffa02ca8e8>] ? intel_dp_dpcd_read_wake+0x38/0x70 [i915] > [<ffffffffa02d0945>] intel_dp_check_mst_status+0xb5/0x240 [i915] > [<ffffffffa02d1369>] intel_dp_hpd_pulse+0x179/0x200 [i915] > [<ffffffffa02881dd>] i915_digport_work_func+0x9d/0x120 [i915] > [<ffffffff81084dd0>] process_one_work+0x150/0x3f0 > [<ffffffff810854c1>] worker_thread+0x121/0x520 > [<ffffffff810853a0>] ? rescuer_thread+0x330/0x330 > [<ffffffff8108a3c2>] kthread+0xd2/0xf0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > [<ffffffff8174ff3c>] ret_from_fork+0x7c/0xb0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > ---[ end trace 9d34c0c11687c25e ]--- > ------------[ cut here ]------------ > WARNING: CPU: 0 PID: 57 at drivers/gpu/drm/drm_dp_mst_topology.c:1242 > process_single_tx_qlock+0x48c/0x510 [drm_kms_helper]() > fail > Modules linked in: xt_NFLOG(E) nfnetlink_log(E) nfnetlink(E) xt_comment(E) > xt_multiport(E) xt_connmark(E) xt_mark(E) ctr(E) ccm(E) ip6t_REJECT(E) > nf_log_ipv6(E) xt_hl(E) ip6t_rt(E) ipt_REJECT(E) nf_log_ipv4(E) > nf_log_common(E) xt_LOG(E) nf_conntrack_ipv6(E) nf_defrag_ipv6(E) > xt_recent(E) xt_limit(E) xt_tcpudp(E) nf_conntrack_ipv4(E) > nf_defrag_ipv4(E) xt_addrtype(E) arc4(E) xt_owner(E) hp_wmi(E) > sparse_keymap(E) xt_conntrack(E) dm_multipath(E) scsi_dh(E) > ip6table_filter(E) ip6_tables(E) xt_state(E) xt_helper(E) nf_nat_tftp(E) > intel_rapl(E) nf_conntrack_tftp(E) x86_pkg_temp_thermal(E) > intel_powerclamp(E) coretemp(E) nf_nat_irc(E) kvm_intel(E) iwlmvm(E) > nf_conntrack_irc(E) kvm(E) mac80211(E) nf_nat_ftp(E) nf_nat(E) > nf_conntrack_ftp(E) nf_conntrack(E) iptable_filter(E) ip_tables(E) > rtsx_pci_ms(E) serio_raw(E) uvcvideo(E) x_tables(E) iwlwifi(E) memstick(E) > videobuf2_vmalloc(E) cfg80211(E) joydev(E) videobuf2_memops(E) > videobuf2_core(E) v4l2_common(E) lpc_ich(E) videodev(E) btusb(E) > hp_accel(E) lis3lv02d(E) input_polldev(E) intel_smartconnect(E) > hp_wireless(E) tpm_infineon(E) snd_hda_codec_idt(E) mac_hid(E) mei_me(E) > snd_hda_codec_generic(E) mei(E) snd_hda_codec_hdmi(E) snd_hda_intel(E) > snd_hda_controller(E) snd_hda_codec(E) snd_hwdep(E) snd_pcm(E) > snd_seq_midi(E) snd_seq_midi_event(E) snd_rawmidi(E) snd_seq(E) > snd_seq_device(E) snd_timer(E) snd(E) soundcore(E) parport_pc(E) ppdev(E) > lp(E) parport(E) bnep(E) rfcomm(E) bluetooth(E) btrfs(E) xor(E) > raid6_pq(E) dm_crypt(E) dm_mirror(E) dm_region_hash(E) dm_log(E) e1000e(E) > crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) i915(E) > hid_generic(E) i2c_algo_bit(E) ptp(E) drm_kms_helper(E) rtsx_pci_sdmmc(E) > aesni_intel(E) aes_x86_64(E) usbhid(E) lrw(E) gf128mul(E) glue_helper(E) > ablk_helper(E) cryptd(E) hid(E) pps_core(E) psmouse(E) ahci(E) rtsx_pci(E) > libahci(E) drm(E) wmi(E) video(E) > CPU: 0 PID: 57 Comm: kworker/u16:1 Tainted: G W E 3.17.2-mpn+ #1 > Hardware name: Hewlett-Packard HP EliteBook 840 G1/198F, BIOS L71 Ver. > 01.11 04/29/2014 > Workqueue: i915-dp i915_digport_work_func [i915] > 0000000000000009 ffff880427f33730 ffffffff81747967 ffff880427f33778 > ffff880427f33768 ffffffff8106c97d 000000000000000c 0000000000001000 > 000000000000000c 0000000000000000 ffff880427cec5f0 ffff880427f337c8 > Call Trace: > [<ffffffff81747967>] dump_stack+0x45/0x56 > [<ffffffff8106c97d>] warn_slowpath_common+0x7d/0xa0 > [<ffffffff8106c9ec>] warn_slowpath_fmt+0x4c/0x50 > [<ffffffffa015e7ec>] process_single_tx_qlock+0x48c/0x510 [drm_kms_helper] > [<ffffffff8174da72>] ? mutex_lock+0x12/0x2f > [<ffffffffa015e8ae>] process_single_down_tx_qlock+0x3e/0x130 > [drm_kms_helper] > [<ffffffffa015ea04>] drm_dp_queue_down_tx+0x64/0x80 [drm_kms_helper] > [<ffffffffa0161a5d>] drm_dp_mst_i2c_xfer+0x15d/0x210 [drm_kms_helper] > [<ffffffffa0263305>] ? intel_runtime_pm_put+0x45/0x60 [i915] > [<ffffffffa02634ce>] ? intel_aux_display_runtime_put+0xe/0x10 [i915] > [<ffffffffa02daf2b>] ? gmbus_xfer+0x3db/0x590 [i915] > [<ffffffff815baf7d>] __i2c_transfer+0x6d/0x210 > [<ffffffff815bc296>] i2c_transfer+0x56/0xc0 > [<ffffffffa002f315>] drm_do_probe_ddc_edid+0xd5/0x140 [drm] > [<ffffffffa002f3e5>] drm_get_edid+0x35/0x2c0 [drm] > [<ffffffffa015f40e>] drm_dp_mst_get_edid+0x2e/0x60 [drm_kms_helper] > [<ffffffffa02d2649>] intel_dp_mst_get_modes+0x29/0x50 [i915] > [<ffffffffa015c925>] > drm_helper_probe_single_connector_modes_merge_bits+0x1e5/0x3d0 > [drm_kms_helper] > [<ffffffffa015cb23>] drm_helper_probe_single_connector_modes+0x13/0x20 > [drm_kms_helper] > [<ffffffffa01635e0>] drm_fb_helper_probe_connector_modes.isra.3+0x50/0x70 > [drm_kms_helper] > [<ffffffffa01644ae>] drm_fb_helper_hotplug_event+0x5e/0xe0 > [drm_kms_helper] > [<ffffffffa02c347e>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] > [<ffffffffa015c4c7>] drm_kms_helper_hotplug_event+0x27/0x30 > [drm_kms_helper] > [<ffffffffa02d25d5>] intel_dp_mst_hotplug+0x15/0x20 [i915] > [<ffffffffa0160517>] drm_dp_mst_handle_up_req+0x2b7/0x5a0 [drm_kms_helper] > [<ffffffffa0160851>] drm_dp_mst_hpd_irq+0x51/0xa40 [drm_kms_helper] > [<ffffffffa015be0b>] ? drm_dp_dpcd_read+0x1b/0x20 [drm_kms_helper] > [<ffffffffa02ca8e8>] ? intel_dp_dpcd_read_wake+0x38/0x70 [i915] > [<ffffffffa02d0945>] intel_dp_check_mst_status+0xb5/0x240 [i915] > [<ffffffffa02d1369>] intel_dp_hpd_pulse+0x179/0x200 [i915] > [<ffffffffa02881dd>] i915_digport_work_func+0x9d/0x120 [i915] > [<ffffffff81084dd0>] process_one_work+0x150/0x3f0 > [<ffffffff810854c1>] worker_thread+0x121/0x520 > [<ffffffff810853a0>] ? rescuer_thread+0x330/0x330 > [<ffffffff8108a3c2>] kthread+0xd2/0xf0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > [<ffffffff8174ff3c>] ret_from_fork+0x7c/0xb0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > ---[ end trace 9d34c0c11687c25f ]--- > ------------[ cut here ]------------ > WARNING: CPU: 0 PID: 57 at drivers/gpu/drm/drm_dp_mst_topology.c:1242 > process_single_tx_qlock+0x48c/0x510 [drm_kms_helper]() > fail > Modules linked in: xt_NFLOG(E) nfnetlink_log(E) nfnetlink(E) xt_comment(E) > xt_multiport(E) xt_connmark(E) xt_mark(E) ctr(E) ccm(E) ip6t_REJECT(E) > nf_log_ipv6(E) xt_hl(E) ip6t_rt(E) ipt_REJECT(E) nf_log_ipv4(E) > nf_log_common(E) xt_LOG(E) nf_conntrack_ipv6(E) nf_defrag_ipv6(E) > xt_recent(E) xt_limit(E) xt_tcpudp(E) nf_conntrack_ipv4(E) > nf_defrag_ipv4(E) xt_addrtype(E) arc4(E) xt_owner(E) hp_wmi(E) > sparse_keymap(E) xt_conntrack(E) dm_multipath(E) scsi_dh(E) > ip6table_filter(E) ip6_tables(E) xt_state(E) xt_helper(E) nf_nat_tftp(E) > intel_rapl(E) nf_conntrack_tftp(E) x86_pkg_temp_thermal(E) > intel_powerclamp(E) coretemp(E) nf_nat_irc(E) kvm_intel(E) iwlmvm(E) > nf_conntrack_irc(E) kvm(E) mac80211(E) nf_nat_ftp(E) nf_nat(E) > nf_conntrack_ftp(E) nf_conntrack(E) iptable_filter(E) ip_tables(E) > rtsx_pci_ms(E) serio_raw(E) uvcvideo(E) x_tables(E) iwlwifi(E) memstick(E) > videobuf2_vmalloc(E) cfg80211(E) joydev(E) videobuf2_memops(E) > videobuf2_core(E) v4l2_common(E) lpc_ich(E) videodev(E) btusb(E) > hp_accel(E) lis3lv02d(E) input_polldev(E) intel_smartconnect(E) > hp_wireless(E) tpm_infineon(E) snd_hda_codec_idt(E) mac_hid(E) mei_me(E) > snd_hda_codec_generic(E) mei(E) snd_hda_codec_hdmi(E) snd_hda_intel(E) > snd_hda_controller(E) snd_hda_codec(E) snd_hwdep(E) snd_pcm(E) > snd_seq_midi(E) snd_seq_midi_event(E) snd_rawmidi(E) snd_seq(E) > snd_seq_device(E) snd_timer(E) snd(E) soundcore(E) parport_pc(E) ppdev(E) > lp(E) parport(E) bnep(E) rfcomm(E) bluetooth(E) btrfs(E) xor(E) > raid6_pq(E) dm_crypt(E) dm_mirror(E) dm_region_hash(E) dm_log(E) e1000e(E) > crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) i915(E) > hid_generic(E) i2c_algo_bit(E) ptp(E) drm_kms_helper(E) rtsx_pci_sdmmc(E) > aesni_intel(E) aes_x86_64(E) usbhid(E) lrw(E) gf128mul(E) glue_helper(E) > ablk_helper(E) cryptd(E) hid(E) pps_core(E) psmouse(E) ahci(E) rtsx_pci(E) > libahci(E) drm(E) wmi(E) video(E) > CPU: 0 PID: 57 Comm: kworker/u16:1 Tainted: G W E 3.17.2-mpn+ #1 > Hardware name: Hewlett-Packard HP EliteBook 840 G1/198F, BIOS L71 Ver. > 01.11 04/29/2014 > Workqueue: i915-dp i915_digport_work_func [i915] > 0000000000000009 ffff880427f336f0 ffffffff81747967 ffff880427f33738 > ffff880427f33728 ffffffff8106c97d 0000000000000009 0000000000001000 > 0000000000000009 0000000000000000 ffff880427cec5f0 ffff880427f33788 > Call Trace: > [<ffffffff81747967>] dump_stack+0x45/0x56 > [<ffffffff8106c97d>] warn_slowpath_common+0x7d/0xa0 > [<ffffffff8106c9ec>] warn_slowpath_fmt+0x4c/0x50 > [<ffffffffa015e7ec>] process_single_tx_qlock+0x48c/0x510 [drm_kms_helper] > [<ffffffffa015d9e0>] ? build_allocate_payload+0x40/0x50 [drm_kms_helper] > [<ffffffffa015e8ae>] process_single_down_tx_qlock+0x3e/0x130 > [drm_kms_helper] > [<ffffffffa015ea04>] drm_dp_queue_down_tx+0x64/0x80 [drm_kms_helper] > [<ffffffffa015fd72>] drm_dp_payload_send_msg.isra.16+0x82/0x100 > [drm_kms_helper] > [<ffffffffa015ff7f>] drm_dp_update_payload_part1+0x18f/0x240 > [drm_kms_helper] > [<ffffffffa02d2bad>] intel_mst_disable_dp+0x3d/0x80 [i915] > [<ffffffffa02b450b>] haswell_crtc_disable+0x1cb/0x340 [i915] > [<ffffffffa02ae211>] __intel_set_mode+0x7a1/0x1610 [i915] > [<ffffffffa02b6846>] intel_set_mode+0x16/0x30 [i915] > [<ffffffffa02b77bc>] intel_crtc_set_config+0x92c/0xe60 [i915] > [<ffffffffa0027284>] drm_mode_set_config_internal+0x64/0xf0 [drm] > [<ffffffffa01628f3>] restore_fbdev_mode+0xb3/0xe0 [drm_kms_helper] > [<ffffffffa0162943>] drm_fb_helper_restore_fbdev_mode_unlocked+0x23/0x40 > [drm_kms_helper] > [<ffffffffa0164558>] drm_fb_helper_set_par+0x28/0x70 [drm_kms_helper] > [<ffffffffa01644df>] drm_fb_helper_hotplug_event+0x8f/0xe0 > [drm_kms_helper] > [<ffffffffa02c347e>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] > [<ffffffffa015c4c7>] drm_kms_helper_hotplug_event+0x27/0x30 > [drm_kms_helper] > [<ffffffffa02d25d5>] intel_dp_mst_hotplug+0x15/0x20 [i915] > [<ffffffffa0160517>] drm_dp_mst_handle_up_req+0x2b7/0x5a0 [drm_kms_helper] > [<ffffffffa0160851>] drm_dp_mst_hpd_irq+0x51/0xa40 [drm_kms_helper] > [<ffffffffa015be0b>] ? drm_dp_dpcd_read+0x1b/0x20 [drm_kms_helper] > [<ffffffffa02ca8e8>] ? intel_dp_dpcd_read_wake+0x38/0x70 [i915] > [<ffffffffa02d0945>] intel_dp_check_mst_status+0xb5/0x240 [i915] > [<ffffffffa02d1369>] intel_dp_hpd_pulse+0x179/0x200 [i915] > [<ffffffffa02881dd>] i915_digport_work_func+0x9d/0x120 [i915] > [<ffffffff81084dd0>] process_one_work+0x150/0x3f0 > [<ffffffff810854c1>] worker_thread+0x121/0x520 > [<ffffffff810853a0>] ? rescuer_thread+0x330/0x330 > [<ffffffff8108a3c2>] kthread+0xd2/0xf0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > [<ffffffff8174ff3c>] ret_from_fork+0x7c/0xb0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > ---[ end trace 9d34c0c11687c260 ]--- > ------------[ cut here ]------------ > WARNING: CPU: 0 PID: 57 at drivers/gpu/drm/drm_dp_mst_topology.c:1242 > process_single_tx_qlock+0x48c/0x510 [drm_kms_helper]() > fail > Modules linked in: xt_NFLOG(E) nfnetlink_log(E) nfnetlink(E) xt_comment(E) > xt_multiport(E) xt_connmark(E) xt_mark(E) ctr(E) ccm(E) ip6t_REJECT(E) > nf_log_ipv6(E) xt_hl(E) ip6t_rt(E) ipt_REJECT(E) nf_log_ipv4(E) > nf_log_common(E) xt_LOG(E) nf_conntrack_ipv6(E) nf_defrag_ipv6(E) > xt_recent(E) xt_limit(E) xt_tcpudp(E) nf_conntrack_ipv4(E) > nf_defrag_ipv4(E) xt_addrtype(E) arc4(E) xt_owner(E) hp_wmi(E) > sparse_keymap(E) xt_conntrack(E) dm_multipath(E) scsi_dh(E) > ip6table_filter(E) ip6_tables(E) xt_state(E) xt_helper(E) nf_nat_tftp(E) > intel_rapl(E) nf_conntrack_tftp(E) x86_pkg_temp_thermal(E) > intel_powerclamp(E) coretemp(E) nf_nat_irc(E) kvm_intel(E) iwlmvm(E) > nf_conntrack_irc(E) kvm(E) mac80211(E) nf_nat_ftp(E) nf_nat(E) > nf_conntrack_ftp(E) nf_conntrack(E) iptable_filter(E) ip_tables(E) > rtsx_pci_ms(E) serio_raw(E) uvcvideo(E) x_tables(E) iwlwifi(E) memstick(E) > videobuf2_vmalloc(E) cfg80211(E) joydev(E) videobuf2_memops(E) > videobuf2_core(E) v4l2_common(E) lpc_ich(E) videodev(E) btusb(E) > hp_accel(E) lis3lv02d(E) input_polldev(E) intel_smartconnect(E) > hp_wireless(E) tpm_infineon(E) snd_hda_codec_idt(E) mac_hid(E) mei_me(E) > snd_hda_codec_generic(E) mei(E) snd_hda_codec_hdmi(E) snd_hda_intel(E) > snd_hda_controller(E) snd_hda_codec(E) snd_hwdep(E) snd_pcm(E) > snd_seq_midi(E) snd_seq_midi_event(E) snd_rawmidi(E) snd_seq(E) > snd_seq_device(E) snd_timer(E) snd(E) soundcore(E) parport_pc(E) ppdev(E) > lp(E) parport(E) bnep(E) rfcomm(E) bluetooth(E) btrfs(E) xor(E) > raid6_pq(E) dm_crypt(E) dm_mirror(E) dm_region_hash(E) dm_log(E) e1000e(E) > crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) i915(E) > hid_generic(E) i2c_algo_bit(E) ptp(E) drm_kms_helper(E) rtsx_pci_sdmmc(E) > aesni_intel(E) aes_x86_64(E) usbhid(E) lrw(E) gf128mul(E) glue_helper(E) > ablk_helper(E) cryptd(E) hid(E) pps_core(E) psmouse(E) ahci(E) rtsx_pci(E) > libahci(E) drm(E) wmi(E) video(E) > CPU: 0 PID: 57 Comm: kworker/u16:1 Tainted: G W E 3.17.2-mpn+ #1 > Hardware name: Hewlett-Packard HP EliteBook 840 G1/198F, BIOS L71 Ver. > 01.11 04/29/2014 > Workqueue: i915-dp i915_digport_work_func [i915] > 0000000000000009 ffff880427f336f0 ffffffff81747967 ffff880427f33738 > ffff880427f33728 ffffffff8106c97d 0000000000000009 0000000000001000 > 0000000000000009 0000000000000000 ffff880427cec5f0 ffff880427f33788 > Call Trace: > [<ffffffff81747967>] dump_stack+0x45/0x56 > [<ffffffff8106c97d>] warn_slowpath_common+0x7d/0xa0 > [<ffffffff8106c9ec>] warn_slowpath_fmt+0x4c/0x50 > [<ffffffffa015e7ec>] process_single_tx_qlock+0x48c/0x510 [drm_kms_helper] > [<ffffffffa015d9e0>] ? build_allocate_payload+0x40/0x50 [drm_kms_helper] > [<ffffffffa015e8ae>] process_single_down_tx_qlock+0x3e/0x130 > [drm_kms_helper] > [<ffffffffa015ea04>] drm_dp_queue_down_tx+0x64/0x80 [drm_kms_helper] > [<ffffffffa015fd72>] drm_dp_payload_send_msg.isra.16+0x82/0x100 > [drm_kms_helper] > [<ffffffffa015ff7f>] drm_dp_update_payload_part1+0x18f/0x240 > [drm_kms_helper] > [<ffffffffa02d2bad>] intel_mst_disable_dp+0x3d/0x80 [i915] > [<ffffffffa02b450b>] haswell_crtc_disable+0x1cb/0x340 [i915] > [<ffffffffa02add38>] __intel_set_mode+0x2c8/0x1610 [i915] > [<ffffffffa02b6846>] intel_set_mode+0x16/0x30 [i915] > [<ffffffffa02b77bc>] intel_crtc_set_config+0x92c/0xe60 [i915] > [<ffffffffa0027284>] drm_mode_set_config_internal+0x64/0xf0 [drm] > [<ffffffffa01628f3>] restore_fbdev_mode+0xb3/0xe0 [drm_kms_helper] > [<ffffffffa0162943>] drm_fb_helper_restore_fbdev_mode_unlocked+0x23/0x40 > [drm_kms_helper] > [<ffffffffa0164558>] drm_fb_helper_set_par+0x28/0x70 [drm_kms_helper] > [<ffffffffa01644df>] drm_fb_helper_hotplug_event+0x8f/0xe0 > [drm_kms_helper] > [<ffffffffa02c347e>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] > [<ffffffffa015c4c7>] drm_kms_helper_hotplug_event+0x27/0x30 > [drm_kms_helper] > [<ffffffffa02d25d5>] intel_dp_mst_hotplug+0x15/0x20 [i915] > [<ffffffffa0160517>] drm_dp_mst_handle_up_req+0x2b7/0x5a0 [drm_kms_helper] > [<ffffffffa0160851>] drm_dp_mst_hpd_irq+0x51/0xa40 [drm_kms_helper] > [<ffffffffa015be0b>] ? drm_dp_dpcd_read+0x1b/0x20 [drm_kms_helper] > [<ffffffffa02ca8e8>] ? intel_dp_dpcd_read_wake+0x38/0x70 [i915] > [<ffffffffa02d0945>] intel_dp_check_mst_status+0xb5/0x240 [i915] > [<ffffffffa02d1369>] intel_dp_hpd_pulse+0x179/0x200 [i915] > [<ffffffffa02881dd>] i915_digport_work_func+0x9d/0x120 [i915] > [<ffffffff81084dd0>] process_one_work+0x150/0x3f0 > [<ffffffff810854c1>] worker_thread+0x121/0x520 > [<ffffffff810853a0>] ? rescuer_thread+0x330/0x330 > [<ffffffff8108a3c2>] kthread+0xd2/0xf0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > [<ffffffff8174ff3c>] ret_from_fork+0x7c/0xb0 > [<ffffffff8108a2f0>] ? kthread_create_on_node+0x180/0x180 > ---[ end trace 9d34c0c11687c261 ]--- > ----------------------------- 8< --------------------------------------- > > -- > Best regards, _ _ > .o. | Liege of Serenely Enlightened Majesty of o' \,=./ `o > ..o | Computer Science, Michał “mina86” Nazarewicz (o o) > ooo +--<mpn@xxxxxxxxxx>--<xmpp:mina86@xxxxxxxxxx>--ooO--(_)--Ooo-- > _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
