From mboxrd@z Thu Jan 1 00:00:00 1970 From: luis.p.mendes@gmail.com (=?UTF-8?B?THXDrXMgTWVuZGVz?=) Date: Thu, 9 Nov 2017 14:34:12 +0000 Subject: [PATCH] drm/bridge: dw-hdmi: fix EDID parsing In-Reply-To: <87efp7abwi.fsf@intel.com> References: <20171109082317.predibr5vv2d33i2@phenom.ffwll.local> <20171109093122.GA12318@n2100.armlinux.org.uk> <87inejaiij.fsf@intel.com>

<87efp7abwi.fsf@intel.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Jani, I tried: git clone git://people.freedesktop.org/~airlied/linux -b drm-next --depth=1 --single-branch I got this: EDID isn't loaded from file # cat /proc/cmdline console=ttymxc0,115200 root=/dev/sda2 rw video=HDMI-A-1:1920x1080M at 60 drm.edid_firmware=edid/ktc_edid.bin dw_hdmi.dyndbg=+pfl cma=128M #zcat /proc/config.gz | grep EDID CONFIG_DRM_LOAD_EDID_FIRMWARE=y # CONFIG_FIRMWARE_EDID is not set #cat /sys/class/drm/card1-HDMI-A-1/edid dmesg output follows below... Regards, Lu?s Mendes [ 7.381500] dwhdmi-imx 120000.hdmi: Detected HDMI TX controller v1.30a with HDCP (DWC HDMI 3D TX PHY) [ 7.409108] hdmi_set_clk_regenerator:521: dwhdmi-imx 120000.hdmi: hdmi_set_clk_regenerator: fs=48000Hz ftdms=74.250MHz N=6144 cts=74250 [ 7.411001] dw_hdmi_irq:2146: dwhdmi-imx 120000.hdmi: EVENT=plugin [ 7.421524] imx-drm display-subsystem: bound 120000.hdmi (ops dw_hdmi_imx_ops [dw_hdmi_imx]) [ 7.481948] dw_hdmi_connector_get_modes:1917: dwhdmi-imx 120000.hdmi: failed to get edid [ 7.537018] fsl-asoc-card sound: sgtl5000 <-> 2028000.ssi mapping ok [ 7.549254] ------------[ cut here ]------------ [ 7.549303] WARNING: CPU: 2 PID: 219 at drivers/gpu/drm/drm_vblank.c:303 drm_crtc_accurate_vblank_count+0x80/0x84 [ 7.549308] This function requires support for accurate vblank timestamps. [ 7.549312] Modules linked in: snd_soc_imx_spdif(+) snd_soc_fsl_asoc_card(+) snd_ac97_codec coda videobuf2_dma_contig imx_vdoa v4l2_mem2mem videobuf2_vmalloc videobuf2_memops dw_hdmi_imx imxdrm(+) dw_hdmi cec etnaviv imx_ipu_v3 binfmt_misc parport_pc ppdev lp parport [ 7.549396] CPU: 2 PID: 219 Comm: systemd-udevd Tainted: G W 4.14.0-rc7-gd65d313-dirty #1 [ 7.549401] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 7.549405] Backtrace: [ 7.549427] [] (dump_backtrace) from [] (show_stack+0x18/0x1c) [ 7.549436] r7:c106eed0 r6:00000000 r5:600d0193 r4:c106eed0 [ 7.549465] [] (show_stack) from [] (dump_stack+0xac/0xd8) [ 7.549486] [] (dump_stack) from [] (__warn+0xec/0x104) [ 7.549496] r10:edf56e00 r9:c0527bd8 r8:0000012f r7:00000009 r6:c0d4fc08 r5:00000000 [ 7.549501] r4:edd15688 r3:00000000 [ 7.549514] [] (__warn) from [] (warn_slowpath_fmt+0x40/0x48) [ 7.549523] r9:edc2f3e0 r8:00000001 r7:edc2f000 r6:00000000 r5:edc2f000 r4:c0d50064 [ 7.549535] [] (warn_slowpath_fmt) from [] (drm_crtc_accurate_vblank_count+0x80/0x84) [ 7.549540] r3:00000000 r2:c0d50064 [ 7.549544] r4:edc2f000 [ 7.549553] [] (drm_crtc_accurate_vblank_count) from [] (drm_crtc_arm_vblank_event+0x30/0x64) [ 7.549560] r7:edc2f000 r6:00000001 r5:edc2f000 r4:eeb3e400 [ 7.549614] [] (drm_crtc_arm_vblank_event) from [] (ipu_crtc_atomic_begin+0x50/0x80 [imxdrm]) [ 7.549620] r5:eeb3e680 r4:edc2b018 [ 7.549653] [] (ipu_crtc_atomic_begin [imxdrm]) from [] (drm_atomic_helper_commit_planes+0x8c/0x2a8) [ 7.549660] r5:eeb3e680 r4:00000018 [ 7.549682] [] (drm_atomic_helper_commit_planes) from [] (imx_drm_atomic_commit_tail+0x30/0x144 [imxdrm]) [ 7.549691] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:eeb3e680 r5:bf0ab088 [ 7.549695] r4:eeb3e680 [ 7.549723] [] (imx_drm_atomic_commit_tail [imxdrm]) from [] (commit_tail+0x48/0x8c) [ 7.549732] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:00000000 r5:bf0ab088 [ 7.549737] r4:eeb3e680 r3:bf0a8174 [ 7.549762] [] (commit_tail) from [] (drm_atomic_helper_commit+0x140/0x148) [ 7.549780] r5:00000000 r4:eeb3e680 [ 7.549820] [] (drm_atomic_helper_commit) from [] (drm_atomic_commit+0x54/0x60) [ 7.549843] r7:eeb3e680 r6:edc2f000 r5:eeb3e680 r4:00000000 [ 7.549865] [] (drm_atomic_commit) from [] (restore_fbdev_mode_atomic+0x19c/0x1f8) [ 7.549874] r7:eeb3e680 r6:00000001 r5:0000003f r4:000000a0 [ 7.549886] [] (restore_fbdev_mode_atomic) from [] (restore_fbdev_mode+0x30/0x168) [ 7.549895] r10:edf57800 r9:c17e5a70 r8:00000000 r7:edf56e00 r6:c17e5bc8 r5:edf56ed0 [ 7.549899] r4:edf56e00 [ 7.549914] [] (restore_fbdev_mode) from [] (drm_fb_helper_restore_fbdev_mode_unlocked.part.8+0x28/0x7c) [ 7.549925] r10:edf57800 r9:c17e5a70 r8:00000000 r7:c1022ed8 r6:c17e5bc8 r5:edf56ed0 [ 7.549931] r4:edf56e00 [ 7.549943] [] (drm_fb_helper_restore_fbdev_mode_unlocked.part.8) from [] (drm_fb_helper_set_par+0x5c/0x8c) [ 7.549950] r7:c1022ed8 r6:c17e5bc8 r5:edfe3400 r4:00000000 [ 7.549972] [] (drm_fb_helper_set_par) from [] (fbcon_init+0x564/0x5b0) [ 7.549977] r5:edfe3400 r4:ee808c00 [ 7.549992] [] (fbcon_init) from [] (visual_init+0xcc/0x114) [ 7.550001] r10:00000001 r9:ee808c00 r8:c17ebfb4 r7:00000000 r6:ee808e08 r5:00000000 [ 7.550005] r4:ee808c00 [ 7.550016] [] (visual_init) from [] (do_bind_con_driver+0x1b4/0x394) [ 7.550023] r7:00000000 r6:00000000 r5:c17ebea0 r4:c0b3e0dc [ 7.550033] [] (do_bind_con_driver) from [] (do_take_over_console+0x15c/0x1c4) [ 7.550041] r10:00000001 r9:0000003e r8:00000000 r7:c17ebeb0 r6:00000000 r5:00000000 [ 7.550045] r4:00000000 [ 7.550057] [] (do_take_over_console) from [] (do_fbcon_takeover+0x7c/0xd4) [ 7.550065] r10:edfe3694 r9:edfe3400 r8:00000000 r7:00000000 r6:00000005 r5:c17e5a70 [ 7.550069] r4:c1022ed8 [ 7.550080] [] (do_fbcon_takeover) from [] (fbcon_event_notify+0x8c8/0x908) [ 7.550086] r5:c1022ed8 r4:c17e5a70 [ 7.550105] [] (fbcon_event_notify) from [] (notifier_call_chain+0x4c/0x8c) [ 7.550114] r10:edfe3694 r9:edfe340c r8:00000000 r7:00000000 r6:00000005 r5:edd15ab0 [ 7.550118] r4:ffffffff [ 7.550129] [] (notifier_call_chain) from [] (__blocking_notifier_call_chain+0x50/0x68) [ 7.550138] r9:edfe340c r8:c17e5a38 r7:ffffffff r6:edd15ab0 r5:c1022cfc r4:00000005 [ 7.550150] [] (__blocking_notifier_call_chain) from [] (blocking_notifier_call_chain+0x20/0x28) [ 7.550156] r7:00000000 r6:c1007f10 r5:edfe3400 r4:c1007f10 [ 7.550178] [] (blocking_notifier_call_chain) from [] (fb_notifier_call_chain+0x20/0x24) [ 7.550188] [] (fb_notifier_call_chain) from [] (register_framebuffer+0x1f8/0x2ac) [ 7.550206] [] (register_framebuffer) from [] (__drm_fb_helper_initial_config_and_unlock+0x220/0x414) [ 7.550214] r10:bf0a855c r9:00000000 r8:00000000 r7:c1031728 r6:edc2f000 r5:edfe3400 [ 7.550218] r4:edf56e00 [ 7.550230] [] (__drm_fb_helper_initial_config_and_unlock) from [] (drm_fb_helper_initial_config+0x40/0x44) [ 7.550238] r10:bf0a855c r9:c1031d28 r8:00000010 r7:c0b450e0 r6:edc2f000 r5:00000010 [ 7.550242] r4:edf56e00 [ 7.550253] [] (drm_fb_helper_initial_config) from [] (drm_fbdev_cma_init_with_funcs+0x88/0x100) [ 7.550258] r5:00000000 r4:edf56e00 [ 7.550269] [] (drm_fbdev_cma_init_with_funcs) from [] (drm_fbdev_cma_init+0x14/0x1c) [ 7.550277] r9:c1031d28 r8:00000000 r7:ed638c90 r6:eea12010 r5:bf0ac000 r4:edc2f000 [ 7.550314] [] (drm_fbdev_cma_init) from [] (imx_drm_bind+0xf4/0x178 [imxdrm]) [ 7.550346] [] (imx_drm_bind [imxdrm]) from [] (try_to_bring_up_master+0x25c/0x2dc) [ 7.550355] r9:c1031d28 r8:ed638450 r7:ed638940 r6:00000008 r5:000000a0 r4:ed4d9580 [ 7.550367] [] (try_to_bring_up_master) from [] (component_add+0xb0/0x178) [ 7.550375] r10:00000000 r9:bf0ac160 r8:00000000 r7:ed638ac0 r6:c1031d20 r5:00000000 [ 7.550380] r4:ed638940 [ 7.550412] [] (component_add) from [] (ipu_drm_probe+0x80/0xa4 [imxdrm]) [ 7.550439] r9:bf0ac160 r8:00000000 r7:fffffdfb r6:bf0ac160 r5:eddcfc10 r4:eddcfde0 [ 7.550499] [] (ipu_drm_probe [imxdrm]) from [] (platform_drv_probe+0x58/0xb8) [ 7.550508] r5:ffffffed r4:eddcfc10 [ 7.550522] [] (platform_drv_probe) from [] (driver_probe_device+0x2d0/0x47c) [ 7.550529] r7:c17ee208 r6:c1075608 r5:c17ee204 r4:eddcfc10 [ 7.550542] [] (driver_probe_device) from [] (__driver_attach+0x10c/0x128) [ 7.550551] r10:bf0ac280 r9:c053b0e8 r8:00000000 r7:c1075530 r6:bf0ac160 r5:eddcfc44 [ 7.550555] r4:eddcfc10 [ 7.550564] [] (__driver_attach) from [] (bus_for_each_dev+0x70/0xa4) [ 7.550572] r7:c1075530 r6:c0539418 r5:bf0ac160 r4:00000000 [ 7.550582] [] (bus_for_each_dev) from [] (driver_attach+0x24/0x28) [ 7.550588] r6:c1032490 r5:edd76c00 r4:bf0ac160 [ 7.550598] [] (driver_attach) from [] (bus_add_driver+0x1ac/0x26c) [ 7.550611] [] (bus_add_driver) from [] (driver_register+0x80/0xfc) [ 7.550618] r8:c053b0a4 r7:c053aa50 r6:c1075830 r5:00000001 r4:bf0ac160 [ 7.550629] [] (driver_register) from [] (__platform_register_drivers+0x80/0x164) [ 7.550634] r5:00000001 r4:bf0ab090 [ 7.550664] [] (__platform_register_drivers) from [] (imx_drm_init+0x20/0x1000 [imxdrm]) [ 7.550672] r10:edd15f40 r9:edeb9070 r8:bf0ac2c8 r7:edeb9980 r6:00000000 r5:bf0b0000 [ 7.550676] r4:ffffe000 [ 7.550701] [] (imx_drm_init [imxdrm]) from [] (do_one_initcall+0x4c/0x174) [ 7.550717] [] (do_one_initcall) from [] (do_init_module+0x68/0x1fc) [ 7.550725] r9:edeb9070 r8:bf0ac2c8 r6:bf0ac280 r5:00000001 r4:bf0ac280 [ 7.550735] [] (do_init_module) from [] (load_module+0x2064/0x270c) [ 7.550741] r7:edeb9040 r6:bf0ac280 r5:00000001 r4:00000001 [ 7.550750] [] (load_module) from [] (SyS_finit_module+0xbc/0xf8) [ 7.550759] r10:00000000 r9:edd14000 r8:c0108da4 r7:0000017b r6:b6e24d40 r5:0000000f [ 7.550764] r4:00000000 [ 7.550776] [] (SyS_finit_module) from [] (ret_fast_syscall+0x0/0x28) [ 7.550781] r6:00000000 r5:bebb39f4 r4:7778f500 [ 7.550790] ---[ end trace 3e19c988c4369e1b ]--- [ 7.590815] imx-spdif sound-spdif: snd-soc-dummy-dai <-> 2004000.spdif mapping ok [ 7.616586] dw_hdmi_setup:1679: dwhdmi-imx 120000.hdmi: Non-CEA mode used in HDMI [ 7.616616] hdmi_av_composer:1495: dwhdmi-imx 120000.hdmi: final pixclk = 173106000 [ 7.616670] dw_hdmi_phy_power_off:1096: dwhdmi-imx 120000.hdmi: PHY powered down in 0 iterations [ 7.678961] dw_hdmi_phy_power_on:1133: dwhdmi-imx 120000.hdmi: PHY PLL locked 1 iterations [ 7.678991] dw_hdmi_phy_power_off:1096: dwhdmi-imx 120000.hdmi: PHY powered down in 0 iterations [ 7.733710] dw_hdmi_phy_power_on:1133: dwhdmi-imx 120000.hdmi: PHY PLL locked 1 iterations [ 7.733749] dw_hdmi_setup:1744: dwhdmi-imx 120000.hdmi: dw_hdmi_setup DVI mode [ 7.734455] ------------[ cut here ]------------ [ 7.734483] WARNING: CPU: 2 PID: 219 at drivers/gpu/drm/drm_vblank.c:303 drm_crtc_accurate_vblank_count+0x80/0x84 [ 7.734491] This function requires support for accurate vblank timestamps. [ 7.734495] Modules linked in: snd_soc_imx_sgtl5000 snd_soc_imx_spdif snd_soc_fsl_asoc_card snd_ac97_codec coda videobuf2_dma_contig imx_vdoa v4l2_mem2mem videobuf2_vmalloc videobuf2_memops dw_hdmi_imx imxdrm(+) dw_hdmi cec etnaviv imx_ipu_v3 binfmt_misc parport_pc ppdev lp parport [ 7.734575] CPU: 2 PID: 219 Comm: systemd-udevd Tainted: G W 4.14.0-rc7-gd65d313-dirty #1 [ 7.734580] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 7.734584] Backtrace: [ 7.734601] [] (dump_backtrace) from [] (show_stack+0x18/0x1c) [ 7.734609] r7:c106eed0 r6:00000000 r5:600f0093 r4:c106eed0 [ 7.734627] [] (show_stack) from [] (dump_stack+0xac/0xd8) [ 7.734643] [] (dump_stack) from [] (__warn+0xec/0x104) [ 7.734652] r10:edf56e00 r9:c0527bd8 r8:0000012f r7:00000009 r6:c0d4fc08 r5:00000000 [ 7.734657] r4:edd15520 r3:00000000 [ 7.734667] [] (__warn) from [] (warn_slowpath_fmt+0x40/0x48) [ 7.734675] r9:edc2f3e0 r8:00000001 r7:edc2f000 r6:00000000 r5:edc2f000 r4:c0d50064 [ 7.734686] [] (warn_slowpath_fmt) from [] (drm_crtc_accurate_vblank_count+0x80/0x84) [ 7.734691] r3:00000000 r2:c0d50064 [ 7.734695] r4:edc2f000 [ 7.734705] [] (drm_crtc_accurate_vblank_count) from [] (drm_crtc_arm_vblank_event+0x30/0x64) [ 7.734711] r7:edc2f000 r6:00000001 r5:edc2f000 r4:edeb5b00 [ 7.734751] [] (drm_crtc_arm_vblank_event) from [] (ipu_crtc_atomic_begin+0x50/0x80 [imxdrm]) [ 7.734757] r5:edeb5700 r4:edc2b018 [ 7.734785] [] (ipu_crtc_atomic_begin [imxdrm]) from [] (drm_atomic_helper_commit_planes+0x8c/0x2a8) [ 7.734791] r5:edeb5700 r4:00000018 [ 7.734811] [] (drm_atomic_helper_commit_planes) from [] (imx_drm_atomic_commit_tail+0x30/0x144 [imxdrm]) [ 7.734821] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:edeb5700 r5:bf0ab088 [ 7.734825] r4:edeb5700 [ 7.734848] [] (imx_drm_atomic_commit_tail [imxdrm]) from [] (commit_tail+0x48/0x8c) [ 7.734857] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:00000000 r5:bf0ab088 [ 7.734862] r4:edeb5700 r3:bf0a8174 [ 7.734872] [] (commit_tail) from [] (drm_atomic_helper_commit+0x140/0x148) [ 7.734878] r5:00000000 r4:edeb5700 [ 7.734895] [] (drm_atomic_helper_commit) from [] (drm_atomic_commit+0x54/0x60) [ 7.734902] r7:edeb5700 r6:edc2f000 r5:edeb5700 r4:00000000 [ 7.734916] [] (drm_atomic_commit) from [] (restore_fbdev_mode_atomic+0x19c/0x1f8) [ 7.734922] r7:edeb5700 r6:00000001 r5:0000003f r4:000000a0 [ 7.734933] [] (restore_fbdev_mode_atomic) from [] (drm_fb_helper_pan_display+0xb0/0x1bc) [ 7.734942] r10:00000000 r9:c04feb78 r8:edfe3400 r7:edf5781c r6:00000000 r5:edf56ed0 [ 7.734946] r4:edf56e00 [ 7.734966] [] (drm_fb_helper_pan_display) from [] (fb_pan_display+0xd4/0x140) [ 7.734974] r10:00000000 r9:edf57800 r8:00000438 r7:00000000 r6:00000000 r5:edf5781c [ 7.734979] r4:edfe3400 r3:00000000 [ 7.734993] [] (fb_pan_display) from [] (bit_update_start+0x1c/0x38) [ 7.735002] r10:00000000 r9:edf57800 r8:c17e5bc8 r7:c17e5a70 r6:ee808c00 r5:edfe3400 [ 7.735007] r4:edf57800 r3:c049a648 [ 7.735017] [] (bit_update_start) from [] (fbcon_switch+0x340/0x558) [ 7.735022] r5:edfe3400 r4:ee808dc8 [ 7.735034] [] (fbcon_switch) from [] (redraw_screen+0x150/0x248) [ 7.735043] r10:00000000 r9:00000000 r8:fffffe20 r7:00000001 r6:00000000 r5:00000000 [ 7.735047] r4:ee808c00 [ 7.735056] [] (redraw_screen) from [] (fbcon_prepare_logo+0x354/0x3e4) [ 7.735064] r8:fffffe20 r7:00000043 r6:00000000 r5:00000000 r4:ee808c00 [ 7.735076] [] (fbcon_prepare_logo) from [] (fbcon_init+0x3d0/0x5b0) [ 7.735084] r10:edf57800 r9:c17e5a70 r8:c17e5bc8 r7:c1022ed8 r6:c17e5bc8 r5:edfe3400 [ 7.735088] r4:ee808c00 [ 7.735097] [] (fbcon_init) from [] (visual_init+0xcc/0x114) [ 7.735105] r10:00000001 r9:ee808c00 r8:c17ebfb4 r7:00000000 r6:ee808e08 r5:00000000 [ 7.735109] r4:ee808c00 [ 7.735118] [] (visual_init) from [] (do_bind_con_driver+0x1b4/0x394) [ 7.735125] r7:00000000 r6:00000000 r5:c17ebea0 r4:c0b3e0dc [ 7.735135] [] (do_bind_con_driver) from [] (do_take_over_console+0x15c/0x1c4) [ 7.735143] r10:00000001 r9:0000003e r8:00000000 r7:c17ebeb0 r6:00000000 r5:00000000 [ 7.735147] r4:00000000 [ 7.735156] [] (do_take_over_console) from [] (do_fbcon_takeover+0x7c/0xd4) [ 7.735164] r10:edfe3694 r9:edfe3400 r8:00000000 r7:00000000 r6:00000005 r5:c17e5a70 [ 7.735168] r4:c1022ed8 [ 7.735178] [] (do_fbcon_takeover) from [] (fbcon_event_notify+0x8c8/0x908) [ 7.735183] r5:c1022ed8 r4:c17e5a70 [ 7.735200] [] (fbcon_event_notify) from [] (notifier_call_chain+0x4c/0x8c) [ 7.735208] r10:edfe3694 r9:edfe340c r8:00000000 r7:00000000 r6:00000005 r5:edd15ab0 [ 7.735212] r4:ffffffff [ 7.735223] [] (notifier_call_chain) from [] (__blocking_notifier_call_chain+0x50/0x68) [ 7.735232] r9:edfe340c r8:c17e5a38 r7:ffffffff r6:edd15ab0 r5:c1022cfc r4:00000005 [ 7.735242] [] (__blocking_notifier_call_chain) from [] (blocking_notifier_call_chain+0x20/0x28) [ 7.735248] r7:00000000 r6:c1007f10 r5:edfe3400 r4:c1007f10 [ 7.735260] [] (blocking_notifier_call_chain) from [] (fb_notifier_call_chain+0x20/0x24) [ 7.735272] [] (fb_notifier_call_chain) from [] (register_framebuffer+0x1f8/0x2ac) [ 7.735289] [] (register_framebuffer) from [] (__drm_fb_helper_initial_config_and_unlock+0x220/0x414) [ 7.735297] r10:bf0a855c r9:00000000 r8:00000000 r7:c1031728 r6:edc2f000 r5:edfe3400 [ 7.735301] r4:edf56e00 [ 7.735315] [] (__drm_fb_helper_initial_config_and_unlock) from [] (drm_fb_helper_initial_config+0x40/0x44) [ 7.735323] r10:bf0a855c r9:c1031d28 r8:00000010 r7:c0b450e0 r6:edc2f000 r5:00000010 [ 7.735327] r4:edf56e00 [ 7.735339] [] (drm_fb_helper_initial_config) from [] (drm_fbdev_cma_init_with_funcs+0x88/0x100) [ 7.735345] r5:00000000 r4:edf56e00 [ 7.735356] [] (drm_fbdev_cma_init_with_funcs) from [] (drm_fbdev_cma_init+0x14/0x1c) [ 7.735364] r9:c1031d28 r8:00000000 r7:ed638c90 r6:eea12010 r5:bf0ac000 r4:edc2f000 [ 7.735394] [] (drm_fbdev_cma_init) from [] (imx_drm_bind+0xf4/0x178 [imxdrm]) [ 7.735422] [] (imx_drm_bind [imxdrm]) from [] (try_to_bring_up_master+0x25c/0x2dc) [ 7.735431] r9:c1031d28 r8:ed638450 r7:ed638940 r6:00000008 r5:000000a0 r4:ed4d9580 [ 7.735441] [] (try_to_bring_up_master) from [] (component_add+0xb0/0x178) [ 7.735449] r10:00000000 r9:bf0ac160 r8:00000000 r7:ed638ac0 r6:c1031d20 r5:00000000 [ 7.735453] r4:ed638940 [ 7.735473] [] (component_add) from [] (ipu_drm_probe+0x80/0xa4 [imxdrm]) [ 7.735482] r9:bf0ac160 r8:00000000 r7:fffffdfb r6:bf0ac160 r5:eddcfc10 r4:eddcfde0 [ 7.735510] [] (ipu_drm_probe [imxdrm]) from [] (platform_drv_probe+0x58/0xb8) [ 7.735516] r5:ffffffed r4:eddcfc10 [ 7.735530] [] (platform_drv_probe) from [] (driver_probe_device+0x2d0/0x47c) [ 7.735537] r7:c17ee208 r6:c1075608 r5:c17ee204 r4:eddcfc10 [ 7.735548] [] (driver_probe_device) from [] (__driver_attach+0x10c/0x128) [ 7.735556] r10:bf0ac280 r9:c053b0e8 r8:00000000 r7:c1075530 r6:bf0ac160 r5:eddcfc44 [ 7.735560] r4:eddcfc10 [ 7.735570] [] (__driver_attach) from [] (bus_for_each_dev+0x70/0xa4) [ 7.735577] r7:c1075530 r6:c0539418 r5:bf0ac160 r4:00000000 [ 7.735586] [] (bus_for_each_dev) from [] (driver_attach+0x24/0x28) [ 7.735594] r6:c1032490 r5:edd76c00 r4:bf0ac160 [ 7.735604] [] (driver_attach) from [] (bus_add_driver+0x1ac/0x26c) [ 7.735614] [] (bus_add_driver) from [] (driver_register+0x80/0xfc) [ 7.735621] r8:c053b0a4 r7:c053aa50 r6:c1075830 r5:00000001 r4:bf0ac160 [ 7.735632] [] (driver_register) from [] (__platform_register_drivers+0x80/0x164) [ 7.735637] r5:00000001 r4:bf0ab090 [ 7.735663] [] (__platform_register_drivers) from [] (imx_drm_init+0x20/0x1000 [imxdrm]) [ 7.735671] r10:edd15f40 r9:edeb9070 r8:bf0ac2c8 r7:edeb9980 r6:00000000 r5:bf0b0000 [ 7.735675] r4:ffffe000 [ 7.735698] [] (imx_drm_init [imxdrm]) from [] (do_one_initcall+0x4c/0x174) [ 7.735715] [] (do_one_initcall) from [] (do_init_module+0x68/0x1fc) [ 7.735723] r9:edeb9070 r8:bf0ac2c8 r6:bf0ac280 r5:00000001 r4:bf0ac280 [ 7.735732] [] (do_init_module) from [] (load_module+0x2064/0x270c) [ 7.735739] r7:edeb9040 r6:bf0ac280 r5:00000001 r4:00000001 [ 7.735748] [] (load_module) from [] (SyS_finit_module+0xbc/0xf8) [ 7.735757] r10:00000000 r9:edd14000 r8:c0108da4 r7:0000017b r6:b6e24d40 r5:0000000f [ 7.735761] r4:00000000 [ 7.735776] [] (SyS_finit_module) from [] (ret_fast_syscall+0x0/0x28) [ 7.735782] r6:00000000 r5:bebb39f4 r4:7778f500 [ 7.735788] ---[ end trace 3e19c988c4369e1c ]--- [ 7.748484] Console: switching to colour frame buffer device 240x67 [ 7.799927] ------------[ cut here ]------------ [ 7.799956] WARNING: CPU: 2 PID: 219 at drivers/gpu/drm/drm_vblank.c:303 drm_crtc_accurate_vblank_count+0x80/0x84 [ 7.799962] This function requires support for accurate vblank timestamps. [ 7.799966] Modules linked in: snd_soc_imx_sgtl5000 snd_soc_imx_spdif snd_soc_fsl_asoc_card snd_ac97_codec coda videobuf2_dma_contig imx_vdoa v4l2_mem2mem videobuf2_vmalloc videobuf2_memops dw_hdmi_imx imxdrm(+) dw_hdmi cec etnaviv imx_ipu_v3 binfmt_misc parport_pc ppdev lp parport [ 7.800052] CPU: 2 PID: 219 Comm: systemd-udevd Tainted: G W 4.14.0-rc7-gd65d313-dirty #1 [ 7.800057] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 7.800061] Backtrace: [ 7.800081] [] (dump_backtrace) from [] (show_stack+0x18/0x1c) [ 7.800090] r7:c106eed0 r6:00000000 r5:600f0093 r4:c106eed0 [ 7.800115] [] (show_stack) from [] (dump_stack+0xac/0xd8) [ 7.800134] [] (dump_stack) from [] (__warn+0xec/0x104) [ 7.800143] r10:edf56e00 r9:c0527bd8 r8:0000012f r7:00000009 r6:c0d4fc08 r5:00000000 [ 7.800148] r4:edd155f0 r3:00000000 [ 7.800158] [] (__warn) from [] (warn_slowpath_fmt+0x40/0x48) [ 7.800166] r9:edc2f3e0 r8:00000001 r7:edc2f000 r6:00000000 r5:edc2f000 r4:c0d50064 [ 7.800177] [] (warn_slowpath_fmt) from [] (drm_crtc_accurate_vblank_count+0x80/0x84) [ 7.800182] r3:00000000 r2:c0d50064 [ 7.800186] r4:edc2f000 [ 7.800196] [] (drm_crtc_accurate_vblank_count) from [] (drm_crtc_arm_vblank_event+0x30/0x64) [ 7.800203] r7:edc2f000 r6:00000001 r5:edc2f000 r4:edd94900 [ 7.800249] [] (drm_crtc_arm_vblank_event) from [] (ipu_crtc_atomic_begin+0x50/0x80 [imxdrm]) [ 7.800257] r5:edeb6480 r4:edc2b018 [ 7.800304] [] (ipu_crtc_atomic_begin [imxdrm]) from [] (drm_atomic_helper_commit_planes+0x8c/0x2a8) [ 7.800323] r5:edeb6480 r4:00000018 [ 7.800360] [] (drm_atomic_helper_commit_planes) from [] (imx_drm_atomic_commit_tail+0x30/0x144 [imxdrm]) [ 7.800374] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:edeb6480 r5:bf0ab088 [ 7.800386] r4:edeb6480 [ 7.800424] [] (imx_drm_atomic_commit_tail [imxdrm]) from [] (commit_tail+0x48/0x8c) [ 7.800446] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:00000000 r5:bf0ab088 [ 7.800459] r4:edeb6480 r3:bf0a8174 [ 7.800471] [] (commit_tail) from [] (drm_atomic_helper_commit+0x140/0x148) [ 7.800477] r5:00000000 r4:edeb6480 [ 7.800497] [] (drm_atomic_helper_commit) from [] (drm_atomic_commit+0x54/0x60) [ 7.800513] r7:edeb6480 r6:edc2f000 r5:edeb6480 r4:00000000 [ 7.800541] [] (drm_atomic_commit) from [] (restore_fbdev_mode_atomic+0x19c/0x1f8) [ 7.800559] r7:edeb6480 r6:00000001 r5:0000003f r4:000000a0 [ 7.800579] [] (restore_fbdev_mode_atomic) from [] (drm_fb_helper_pan_display+0xb0/0x1bc) [ 7.800601] r10:00000000 r9:c04feb78 r8:edfe3400 r7:edf5781c r6:00000000 r5:edf56ed0 [ 7.800617] r4:edf56e00 [ 7.800661] [] (drm_fb_helper_pan_display) from [] (fb_pan_display+0xd4/0x140) [ 7.800688] r10:00000000 r9:edf57800 r8:00000438 r7:00000000 r6:00000000 r5:edf5781c [ 7.800700] r4:edfe3400 r3:00000000 [ 7.800727] [] (fb_pan_display) from [] (bit_update_start+0x1c/0x38) [ 7.800746] r10:00000000 r9:edf57800 r8:c17e5bc8 r7:c17e5a70 r6:ee808c00 r5:edfe3400 [ 7.800763] r4:edf57800 r3:c049a648 [ 7.800793] [] (bit_update_start) from [] (fbcon_switch+0x340/0x558) [ 7.800810] r5:edfe3400 r4:ee808dc8 [ 7.800836] [] (fbcon_switch) from [] (redraw_screen+0x150/0x248) [ 7.800846] r10:c17ebe94 r9:00000000 r8:c0d3ede8 r7:00000001 r6:00000000 r5:00000000 [ 7.800857] r4:ee808c00 [ 7.800883] [] (redraw_screen) from [] (do_bind_con_driver+0x2bc/0x394) [ 7.800902] r8:c0d3ede8 r7:00000001 r6:00000000 r5:c17ebe94 r4:00000000 [ 7.800926] [] (do_bind_con_driver) from [] (do_take_over_console+0x15c/0x1c4) [ 7.800949] r10:00000001 r9:0000003e r8:00000000 r7:c17ebeb0 r6:00000000 r5:00000000 [ 7.800957] r4:00000000 [ 7.800969] [] (do_take_over_console) from [] (do_fbcon_takeover+0x7c/0xd4) [ 7.800979] r10:edfe3694 r9:edfe3400 r8:00000000 r7:00000000 r6:00000005 r5:c17e5a70 [ 7.800983] r4:c1022ed8 [ 7.800994] [] (do_fbcon_takeover) from [] (fbcon_event_notify+0x8c8/0x908) [ 7.801000] r5:c1022ed8 r4:c17e5a70 [ 7.801028] [] (fbcon_event_notify) from [] (notifier_call_chain+0x4c/0x8c) [ 7.801049] r10:edfe3694 r9:edfe340c r8:00000000 r7:00000000 r6:00000005 r5:edd15ab0 [ 7.801060] r4:ffffffff [ 7.801090] [] (notifier_call_chain) from [] (__blocking_notifier_call_chain+0x50/0x68) [ 7.801110] r9:edfe340c r8:c17e5a38 r7:ffffffff r6:edd15ab0 r5:c1022cfc r4:00000005 [ 7.801123] [] (__blocking_notifier_call_chain) from [] (blocking_notifier_call_chain+0x20/0x28) [ 7.801130] r7:00000000 r6:c1007f10 r5:edfe3400 r4:c1007f10 [ 7.801143] [] (blocking_notifier_call_chain) from [] (fb_notifier_call_chain+0x20/0x24) [ 7.801155] [] (fb_notifier_call_chain) from [] (register_framebuffer+0x1f8/0x2ac) [ 7.801173] [] (register_framebuffer) from [] (__drm_fb_helper_initial_config_and_unlock+0x220/0x414) [ 7.801182] r10:bf0a855c r9:00000000 r8:00000000 r7:c1031728 r6:edc2f000 r5:edfe3400 [ 7.801187] r4:edf56e00 [ 7.801200] [] (__drm_fb_helper_initial_config_and_unlock) from [] (drm_fb_helper_initial_config+0x40/0x44) [ 7.801209] r10:bf0a855c r9:c1031d28 r8:00000010 r7:c0b450e0 r6:edc2f000 r5:00000010 [ 7.801213] r4:edf56e00 [ 7.801225] [] (drm_fb_helper_initial_config) from [] (drm_fbdev_cma_init_with_funcs+0x88/0x100) [ 7.801230] r5:00000000 r4:edf56e00 [ 7.801241] [] (drm_fbdev_cma_init_with_funcs) from [] (drm_fbdev_cma_init+0x14/0x1c) [ 7.801249] r9:c1031d28 r8:00000000 r7:ed638c90 r6:eea12010 r5:bf0ac000 r4:edc2f000 [ 7.801283] [] (drm_fbdev_cma_init) from [] (imx_drm_bind+0xf4/0x178 [imxdrm]) [ 7.801314] [] (imx_drm_bind [imxdrm]) from [] (try_to_bring_up_master+0x25c/0x2dc) [ 7.801323] r9:c1031d28 r8:ed638450 r7:ed638940 r6:00000008 r5:000000a0 r4:ed4d9580 [ 7.801333] [] (try_to_bring_up_master) from [] (component_add+0xb0/0x178) [ 7.801341] r10:00000000 r9:bf0ac160 r8:00000000 r7:ed638ac0 r6:c1031d20 r5:00000000 [ 7.801345] r4:ed638940 [ 7.801366] [] (component_add) from [] (ipu_drm_probe+0x80/0xa4 [imxdrm]) [ 7.801374] r9:bf0ac160 r8:00000000 r7:fffffdfb r6:bf0ac160 r5:eddcfc10 r4:eddcfde0 [ 7.801400] [] (ipu_drm_probe [imxdrm]) from [] (platform_drv_probe+0x58/0xb8) [ 7.801406] r5:ffffffed r4:eddcfc10 [ 7.801417] [] (platform_drv_probe) from [] (driver_probe_device+0x2d0/0x47c) [ 7.801424] r7:c17ee208 r6:c1075608 r5:c17ee204 r4:eddcfc10 [ 7.801443] [] (driver_probe_device) from [] (__driver_attach+0x10c/0x128) [ 7.801455] r10:bf0ac280 r9:c053b0e8 r8:00000000 r7:c1075530 r6:bf0ac160 r5:eddcfc44 [ 7.801460] r4:eddcfc10 [ 7.801480] [] (__driver_attach) from [] (bus_for_each_dev+0x70/0xa4) [ 7.801496] r7:c1075530 r6:c0539418 r5:bf0ac160 r4:00000000 [ 7.801522] [] (bus_for_each_dev) from [] (driver_attach+0x24/0x28) [ 7.801536] r6:c1032490 r5:edd76c00 r4:bf0ac160 [ 7.801548] [] (driver_attach) from [] (bus_add_driver+0x1ac/0x26c) [ 7.801566] [] (bus_add_driver) from [] (driver_register+0x80/0xfc) [ 7.801585] r8:c053b0a4 r7:c053aa50 r6:c1075830 r5:00000001 r4:bf0ac160 [ 7.801611] [] (driver_register) from [] (__platform_register_drivers+0x80/0x164) [ 7.801626] r5:00000001 r4:bf0ab090 [ 7.801665] [] (__platform_register_drivers) from [] (imx_drm_init+0x20/0x1000 [imxdrm]) [ 7.801678] r10:edd15f40 r9:edeb9070 r8:bf0ac2c8 r7:edeb9980 r6:00000000 r5:bf0b0000 [ 7.801682] r4:ffffe000 [ 7.801721] [] (imx_drm_init [imxdrm]) from [] (do_one_initcall+0x4c/0x174) [ 7.801759] [] (do_one_initcall) from [] (do_init_module+0x68/0x1fc) [ 7.801787] r9:edeb9070 r8:bf0ac2c8 r6:bf0ac280 r5:00000001 r4:bf0ac280 [ 7.801815] [] (do_init_module) from [] (load_module+0x2064/0x270c) [ 7.801835] r7:edeb9040 r6:bf0ac280 r5:00000001 r4:00000001 [ 7.801859] [] (load_module) from [] (SyS_finit_module+0xbc/0xf8) [ 7.801882] r10:00000000 r9:edd14000 r8:c0108da4 r7:0000017b r6:b6e24d40 r5:0000000f [ 7.801896] r4:00000000 [ 7.801927] [] (SyS_finit_module) from [] (ret_fast_syscall+0x0/0x28) [ 7.801940] r6:00000000 r5:bebb39f4 r4:7778f500 [ 7.801947] ---[ end trace 3e19c988c4369e1d ]--- [ 7.885327] imx-drm display-subsystem: fb0: frame buffer device [ 7.937166] [drm] Initialized imx-drm 1.0.0 20120507 for display-subsystem on minor 1 [ 8.694540] ------------[ cut here ]------------ [ 8.694576] WARNING: CPU: 0 PID: 464 at drivers/gpu/drm/drm_vblank.c:303 drm_crtc_accurate_vblank_count+0x80/0x84 [ 8.694583] This function requires support for accurate vblank timestamps. [ 8.694587] Modules linked in: dw_hdmi_cec dw_hdmi_ahb_audio snd_soc_imx_sgtl5000 snd_soc_imx_spdif snd_soc_fsl_asoc_card snd_ac97_codec coda videobuf2_dma_contig imx_vdoa v4l2_mem2mem videobuf2_vmalloc videobuf2_memops dw_hdmi_imx imxdrm dw_hdmi cec etnaviv imx_ipu_v3 binfmt_misc parport_pc ppdev lp parport [ 8.694682] CPU: 0 PID: 464 Comm: setfont Tainted: G W 4.14.0-rc7-gd65d313-dirty #1 [ 8.694687] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 8.694692] Backtrace: [ 8.694713] [] (dump_backtrace) from [] (show_stack+0x18/0x1c) [ 8.694722] r7:c106eed0 r6:00000000 r5:60080093 r4:c106eed0 [ 8.694747] [] (show_stack) from [] (dump_stack+0xac/0xd8) [ 8.694766] [] (dump_stack) from [] (__warn+0xec/0x104) [ 8.694777] r10:edf56e00 r9:c0527bd8 r8:0000012f r7:00000009 r6:c0d4fc08 r5:00000000 [ 8.694783] r4:ed5ab9f0 r3:00000000 [ 8.694797] [] (__warn) from [] (warn_slowpath_fmt+0x40/0x48) [ 8.694809] r9:edc2f3e0 r8:00000001 r7:edc2f000 r6:00000000 r5:edc2f000 r4:c0d50064 [ 8.694824] [] (warn_slowpath_fmt) from [] (drm_crtc_accurate_vblank_count+0x80/0x84) [ 8.694831] r3:00000000 r2:c0d50064 [ 8.694835] r4:edc2f000 [ 8.694847] [] (drm_crtc_accurate_vblank_count) from [] (drm_crtc_arm_vblank_event+0x30/0x64) [ 8.694856] r7:edc2f000 r6:00000001 r5:edc2f000 r4:edd94880 [ 8.694906] [] (drm_crtc_arm_vblank_event) from [] (ipu_crtc_atomic_begin+0x50/0x80 [imxdrm]) [ 8.694916] r5:edd94300 r4:edc2b018 [ 8.694946] [] (ipu_crtc_atomic_begin [imxdrm]) from [] (drm_atomic_helper_commit_planes+0x8c/0x2a8) [ 8.694951] r5:edd94300 r4:00000018 [ 8.694969] [] (drm_atomic_helper_commit_planes) from [] (imx_drm_atomic_commit_tail+0x30/0x144 [imxdrm]) [ 8.694980] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:edd94300 r5:bf0ab088 [ 8.694984] r4:edd94300 [ 8.695007] [] (imx_drm_atomic_commit_tail [imxdrm]) from [] (commit_tail+0x48/0x8c) [ 8.695016] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:00000000 r5:bf0ab088 [ 8.695021] r4:edd94300 r3:bf0a8174 [ 8.695031] [] (commit_tail) from [] (drm_atomic_helper_commit+0x140/0x148) [ 8.695037] r5:00000000 r4:edd94300 [ 8.695054] [] (drm_atomic_helper_commit) from [] (drm_atomic_commit+0x54/0x60) [ 8.695060] r7:edd94300 r6:edc2f000 r5:edd94300 r4:00000000 [ 8.695075] [] (drm_atomic_commit) from [] (restore_fbdev_mode_atomic+0x19c/0x1f8) [ 8.695082] r7:edd94300 r6:00000001 r5:0000003f r4:000000a0 [ 8.695093] [] (restore_fbdev_mode_atomic) from [] (drm_fb_helper_pan_display+0xb0/0x1bc) [ 8.695101] r10:00000000 r9:c04feb78 r8:edfe3400 r7:edf5781c r6:00000000 r5:edf56ed0 [ 8.695106] r4:edf56e00 [ 8.695129] [] (drm_fb_helper_pan_display) from [] (fb_pan_display+0xd4/0x140) [ 8.695138] r10:00000000 r9:edf57800 r8:00000438 r7:00000000 r6:00000000 r5:edf5781c [ 8.695143] r4:edfe3400 r3:00000000 [ 8.695160] [] (fb_pan_display) from [] (bit_update_start+0x1c/0x38) [ 8.695168] r10:00000000 r9:edf57800 r8:c17e5bc8 r7:c17e5a70 r6:ee808c00 r5:edfe3400 [ 8.695173] r4:edf57800 r3:c049a648 [ 8.695183] [] (bit_update_start) from [] (fbcon_switch+0x340/0x558) [ 8.695188] r5:edfe3400 r4:ee808dc8 [ 8.695205] [] (fbcon_switch) from [] (redraw_screen+0x150/0x248) [ 8.695213] r10:00000000 r9:edfe3400 r8:00000008 r7:00000001 r6:c17e5a70 r5:00000000 [ 8.695217] r4:ee808c00 [ 8.695230] [] (redraw_screen) from [] (fbcon_do_set_font+0x1e0/0x27c) [ 8.695238] r8:00000008 r7:c17e5bc8 r6:c17e5a70 r5:00000000 r4:ee808c00 [ 8.695248] [] (fbcon_do_set_font) from [] (fbcon_set_font+0x208/0x224) [ 8.695256] r10:00001000 r9:0000003e r8:ed5abdd8 r7:20135b36 r6:c17ec890 r5:0000003f [ 8.695260] r4:c17e7854 [ 8.695272] [] (fbcon_set_font) from [] (con_font_op+0x438/0x4f0) [ 8.695282] r10:00000000 r9:010719c8 r8:00000000 r7:ee808c00 r6:00000001 r5:ee808c00 [ 8.695285] r4:ed5abe40 [ 8.695304] [] (con_font_op) from [] (vt_ioctl+0x14a0/0x199c) [ 8.695312] r10:00000000 r9:ee808dc8 r8:00000000 r7:00000051 r6:00000001 r5:ee808c00 [ 8.695316] r4:bee8a33c [ 8.695336] [] (vt_ioctl) from [] (tty_ioctl+0x190/0xbcc) [ 8.695345] r10:00000000 r9:ed5aa000 r8:edfe9c00 r7:bee8a33c r6:ededf400 r5:edfe9c00 [ 8.695349] r4:00004b72 [ 8.695363] [] (tty_ioctl) from [] (do_vfs_ioctl+0xac/0xa2c) [ 8.695374] r9:ed5aa000 r8:00000003 r7:c023f474 r6:ededf400 r5:ee90b3a8 r4:bee8a33c [ 8.695382] [] (do_vfs_ioctl) from [] (SyS_ioctl+0x3c/0x64) [ 8.695390] r10:00000000 r9:ed5aa000 r8:bee8a33c r7:00004b72 r6:ededf400 r5:00000003 [ 8.695394] r4:ededf400 [ 8.695411] [] (SyS_ioctl) from [] (ret_fast_syscall+0x0/0x28) [ 8.695420] r9:ed5aa000 r8:c0108da4 r7:00000036 r6:00000010 r5:00000008 r4:00027128 [ 8.695425] ---[ end trace 3e19c988c4369e1e ]--- [ 8.732040] ------------[ cut here ]------------ [ 8.732072] WARNING: CPU: 1 PID: 469 at drivers/gpu/drm/drm_vblank.c:303 drm_crtc_accurate_vblank_count+0x80/0x84 [ 8.732077] This function requires support for accurate vblank timestamps. [ 8.732083] Modules linked in: dw_hdmi_cec dw_hdmi_ahb_audio snd_soc_imx_sgtl5000 snd_soc_imx_spdif snd_soc_fsl_asoc_card snd_ac97_codec coda videobuf2_dma_contig imx_vdoa v4l2_mem2mem videobuf2_vmalloc videobuf2_memops dw_hdmi_imx imxdrm dw_hdmi cec etnaviv imx_ipu_v3 binfmt_misc parport_pc ppdev lp parport [ 8.732168] CPU: 1 PID: 469 Comm: setfont Tainted: G W 4.14.0-rc7-gd65d313-dirty #1 [ 8.732175] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 8.732179] Backtrace: [ 8.732196] [] (dump_backtrace) from [] (show_stack+0x18/0x1c) [ 8.732206] r7:c106eed0 r6:00000000 r5:60080093 r4:c106eed0 [ 8.732226] [] (show_stack) from [] (dump_stack+0xac/0xd8) [ 8.732246] [] (dump_stack) from [] (__warn+0xec/0x104) [ 8.732255] r10:edf56e00 r9:c0527bd8 r8:0000012f r7:00000009 r6:c0d4fc08 r5:00000000 [ 8.732260] r4:ed0cd9f0 r3:00000000 [ 8.732271] [] (__warn) from [] (warn_slowpath_fmt+0x40/0x48) [ 8.732280] r9:edc2f3e0 r8:00000001 r7:edc2f000 r6:00000000 r5:edc2f000 r4:c0d50064 [ 8.732297] [] (warn_slowpath_fmt) from [] (drm_crtc_accurate_vblank_count+0x80/0x84) [ 8.732302] r3:00000000 r2:c0d50064 [ 8.732306] r4:edc2f000 [ 8.732316] [] (drm_crtc_accurate_vblank_count) from [] (drm_crtc_arm_vblank_event+0x30/0x64) [ 8.732323] r7:edc2f000 r6:00000001 r5:edc2f000 r4:edc80680 [ 8.732361] [] (drm_crtc_arm_vblank_event) from [] (ipu_crtc_atomic_begin+0x50/0x80 [imxdrm]) [ 8.732367] r5:ed1cdc00 r4:edc2b018 [ 8.732392] [] (ipu_crtc_atomic_begin [imxdrm]) from [] (drm_atomic_helper_commit_planes+0x8c/0x2a8) [ 8.732397] r5:ed1cdc00 r4:00000018 [ 8.732415] [] (drm_atomic_helper_commit_planes) from [] (imx_drm_atomic_commit_tail+0x30/0x144 [imxdrm]) [ 8.732426] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:ed1cdc00 r5:bf0ab088 [ 8.732430] r4:ed1cdc00 [ 8.732454] [] (imx_drm_atomic_commit_tail [imxdrm]) from [] (commit_tail+0x48/0x8c) [ 8.732463] r10:edf56e00 r9:edc2f3e0 r8:edfafdf8 r7:edc2f000 r6:00000000 r5:bf0ab088 [ 8.732467] r4:ed1cdc00 r3:bf0a8174 [ 8.732477] [] (commit_tail) from [] (drm_atomic_helper_commit+0x140/0x148) [ 8.732482] r5:00000000 r4:ed1cdc00 [ 8.732497] [] (drm_atomic_helper_commit) from [] (drm_atomic_commit+0x54/0x60) [ 8.732504] r7:ed1cdc00 r6:edc2f000 r5:ed1cdc00 r4:00000000 [ 8.732519] [] (drm_atomic_commit) from [] (restore_fbdev_mode_atomic+0x19c/0x1f8) [ 8.732526] r7:ed1cdc00 r6:00000001 r5:0000003f r4:000000a0 [ 8.732537] [] (restore_fbdev_mode_atomic) from [] (drm_fb_helper_pan_display+0xb0/0x1bc) [ 8.732546] r10:00000000 r9:c04feb78 r8:edfe3400 r7:edf5781c r6:00000000 r5:edf56ed0 [ 8.732550] r4:edf56e00 [ 8.732568] [] (drm_fb_helper_pan_display) from [] (fb_pan_display+0xd4/0x140) [ 8.732578] r10:00000000 r9:edf57800 r8:00000438 r7:00000000 r6:00000000 r5:edf5781c [ 8.732583] r4:edfe3400 r3:00000000 [ 8.732600] [] (fb_pan_display) from [] (bit_update_start+0x1c/0x38) [ 8.732615] r10:00000000 r9:edf57800 r8:c17e5bc8 r7:c17e5a70 r6:ee808c00 r5:edfe3400 [ 8.732621] r4:edf57800 r3:c049a648 [ 8.732638] [] (bit_update_start) from [] (fbcon_switch+0x340/0x558) [ 8.732645] r5:edfe3400 r4:ee808dc8 [ 8.732663] [] (fbcon_switch) from [] (redraw_screen+0x150/0x248) [ 8.732674] r10:00000000 r9:edfe3400 r8:00000008 r7:00000001 r6:c17e5a70 r5:00000000 [ 8.732678] r4:ee808c00 [ 8.732694] [] (redraw_screen) from [] (fbcon_do_set_font+0x1e0/0x27c) [ 8.732703] r8:00000008 r7:c17e5bc8 r6:c17e5a70 r5:ee39c010 r4:ee808c00 [ 8.732715] [] (fbcon_do_set_font) from [] (fbcon_set_font+0x208/0x224) [ 8.732726] r10:c17e5bc8 r9:0000003e r8:ed0cddd8 r7:20135b36 r6:c17ebfb4 r5:00000000 [ 8.732730] r4:c17e5bc8 [ 8.732744] [] (fbcon_set_font) from [] (con_font_op+0x438/0x4f0) [ 8.732755] r10:00000000 r9:008379c8 r8:00000000 r7:ee808c00 r6:00000001 r5:ee808c00 [ 8.732759] r4:ed0cde40 [ 8.732777] [] (con_font_op) from [