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Multiple warnings on rmmod baikal_vdu_drm #7

Description

@asheplyakov
[ 2182.107463] Console: switching to colour dummy device 80x25
[ 2182.130384] ------------[ cut here ]------------
[ 2182.130465] WARNING: CPU: 7 PID: 2281 at drivers/gpu/drm/drm_mode_config.c:461 drm_mode_config_cleanup+0x294/0x2f0 [drm]
[ 2182.130469] Modules linked in: rfkill nls_utf8 nls_cp866 joydev dw_hdmi_ahb_audio dwmac_generic baikal_hdmi dw_hdmi micrel governor_simpleondemand panel_simple crct10dif_ce rtc_ab_eoz9 reg
map_i2c cec dwmac_baikal rc_core mali_kbase sdhci_of_dwcmshc amd_xgbe sdhci_pltfm sdhci snd_dummy snd_pcm snd_seq_midi snd_seq_midi_event snd_seq snd_rawmidi snd_seq_device snd_timer snd soun
dcore tp_bmc pvt baikal_vdu_drm(-) drm_kms_helper drm ip_tables x_tables autofs4 usbhid ext4 crc32c_generic mbcache jbd2 ipv6 sd_mod crc_ccitt nf_defrag_ipv6 dwc3 udc_core xhci_plat_hcd xhci_
hcd usbcore ahci_platform libahci_platform libahci libata dwc3_baikal
[ 2182.130528] CPU: 7 PID: 2281 Comm: rmmod Tainted: G        W         5.4.49-00019-gdb340b84be4b-dirty #29
[ 2182.130532] Hardware name: Baikal Electronics Baikal-M evaluation board (DT)
[ 2182.130537] pstate: 80400005 (Nzcv daif +PAN -UAO)
[ 2182.130587] pc : drm_mode_config_cleanup+0x294/0x2f0 [drm]
[ 2182.130633] lr : drm_mode_config_cleanup+0xa8/0x2f0 [drm]
[ 2182.130636] sp : ffff800011e7bc20
[ 2182.130639] x29: ffff800011e7bc20 x28: ffff000b6a5aa140 
[ 2182.130645] x27: 0000000000000000 x26: 0000000000000000 
[ 2182.130650] x25: 0000000056000000 x24: 0000000000000800 
[ 2182.130655] x23: 0000000080000000 x22: ffff000b628982b8 
[ 2182.130659] x21: ffff800011149000 x20: ffff000b628982b0 
[ 2182.130663] x19: ffff000b62898000 x18: 0000000000000004 
[ 2182.130667] x17: 0000000000000000 x16: 0000000000000000 
[ 2182.130671] x15: ffff000b628981f8 x14: ffff000b64c6d5b0 
[ 2182.130675] x13: 0000000000000000 x12: ffff000b628981f8 
[ 2182.130680] x11: ffff000b64c6d480 x10: 0000000000000040 
[ 2182.130684] x9 : ffff000b62898200 x8 : ffff000b628981f8 
[ 2182.130688] x7 : ffff800011e7bb80 x6 : 0000000000000001 
[ 2182.130692] x5 : 0000000000000002 x4 : 0000000000000001 
[ 2182.130696] x3 : ffff000b637390b8 x2 : 6299f9ef8e753b00 
[ 2182.130700] x1 : ffff000b62898278 x0 : ffff000b63739098 
[ 2182.130705] Call trace:
[ 2182.130753]  drm_mode_config_cleanup+0x294/0x2f0 [drm]
[ 2182.130768]  baikal_vdu_drm_remove+0x2c/0x50 [baikal_vdu_drm]
[ 2182.130780]  platform_drv_remove+0x2c/0x58
[ 2182.130786]  device_release_driver_internal+0xfc/0x1c8
[ 2182.130790]  driver_detach+0x58/0xe8
[ 2182.130794]  bus_remove_driver+0x64/0x118
[ 2182.130799]  driver_unregister+0x34/0x60
[ 2182.130804]  platform_driver_unregister+0x20/0x30
[ 2182.130810]  baikal_vdu_platform_driver_exit+0x18/0x7d0 [baikal_vdu_drm]
[ 2182.130819]  __arm64_sys_delete_module+0x184/0x2b8
[ 2182.130827]  el0_svc_common.constprop.1+0x78/0x188
[ 2182.130832]  el0_svc_handler+0x34/0xa0
[ 2182.130838]  el0_svc+0x8/0xc
[ 2182.130841] ---[ end trace a20247d6b7b02bac ]---
[ 2182.130927] [drm:drm_mode_config_cleanup [drm]] *ERROR* connector HDMI-A-1 leaked!
[ 2182.130990] ------------[ cut here ]------------
[ 2182.131042] WARNING: CPU: 7 PID: 2281 at drivers/gpu/drm/drm_irq.c:196 drm_irq_uninstall+0x148/0x158 [drm]
[ 2182.131045] Modules linked in: rfkill nls_utf8 nls_cp866 joydev dw_hdmi_ahb_audio dwmac_generic baikal_hdmi dw_hdmi micrel governor_simpleondemand panel_simple crct10dif_ce rtc_ab_eoz9 regmap_i2c cec dwmac_baikal rc_core mali_kbase sdhci_of_dwcmshc amd_xgbe sdhci_pltfm sdhci snd_dummy snd_pcm snd_seq_midi snd_seq_midi_event snd_seq snd_rawmidi snd_seq_device snd_timer snd soundcore tp_bmc pvt baikal_vdu_drm(-) drm_kms_helper drm ip_tables x_tables autofs4 usbhid ext4 crc32c_generic mbcache jbd2 ipv6 sd_mod crc_ccitt nf_defrag_ipv6 dwc3 udc_core xhci_plat_hcd xhci_hcd usbcore ahci_platform libahci_platform libahci libata dwc3_baikal
[ 2182.131092] CPU: 7 PID: 2281 Comm: rmmod Tainted: G        W         5.4.49-00019-gdb340b84be4b-dirty #29
[ 2182.131095] Hardware name: Baikal Electronics Baikal-M evaluation board (DT)
[ 2182.131099] pstate: 00400085 (nzcv daIf +PAN -UAO)
[ 2182.131146] pc : drm_irq_uninstall+0x148/0x158 [drm]
[ 2182.131191] lr : drm_irq_uninstall+0x9c/0x158 [drm]
[ 2182.131199] sp : ffff800011e7bc80
[ 2182.131202] x29: ffff800011e7bc80 x28: ffff000b6a5aa140 
[ 2182.131207] x27: 0000000000000000 x26: 0000000000000000 
[ 2182.131211] x25: 0000000000000000 x24: ffff000b6289813c 
[ 2182.131216] x23: 0000000000000001 x22: 0000000000000158 
[ 2182.131220] x21: ffff000b6b443600 x20: 0000000000000000 
[ 2182.131224] x19: ffff000b62898000 x18: 0000000000000004 
[ 2182.131228] x17: 0000000000000000 x16: 0000000000000000 
[ 2182.131233] x15: ffff000b628981f8 x14: ffff000b64c6d5d8 
[ 2182.131237] x13: 0000000000000000 x12: ffff800011e7bbe8 
[ 2182.131241] x11: 0000000000000002 x10: 0000000000000040 
[ 2182.131245] x9 : ffff000b62898200 x8 : ffffffffffffffff 
[ 2182.131250] x7 : ffff800011e7bc20 x6 : 0000000000000001 
[ 2182.131254] x5 : 0000000000000001 x4 : ffff800011e7bc80 
[ 2182.131258] x3 : 0000000000000000 x2 : 0000000000000001 
[ 2182.131262] x1 : 0000000040000013 x0 : 0000000000000002 
[ 2182.131267] Call trace:
[ 2182.131312]  drm_irq_uninstall+0x148/0x158 [drm]
[ 2182.131319]  baikal_vdu_drm_remove+0x34/0x50 [baikal_vdu_drm]
[ 2182.131330]  platform_drv_remove+0x2c/0x58
[ 2182.131335]  device_release_driver_internal+0xfc/0x1c8
[ 2182.131340]  driver_detach+0x58/0xe8
[ 2182.131344]  bus_remove_driver+0x64/0x118
[ 2182.131348]  driver_unregister+0x34/0x60
[ 2182.131353]  platform_driver_unregister+0x20/0x30
[ 2182.131359]  baikal_vdu_platform_driver_exit+0x18/0x7d0 [baikal_vdu_drm]
[ 2182.131364]  __arm64_sys_delete_module+0x184/0x2b8
[ 2182.131370]  el0_svc_common.constprop.1+0x78/0x188
[ 2182.131374]  el0_svc_handler+0x34/0xa0
[ 2182.131378]  el0_svc+0x8/0xc
[ 2182.131382] ---[ end trace a20247d6b7b02bad ]---
[ 2182.131403] ------------[ cut here ]------------
[ 2182.131451] WARNING: CPU: 7 PID: 2281 at drivers/gpu/drm/drm_vblank.c:135 __get_vblank_counter+0x80/0xc0 [drm]
[ 2182.131454] Modules linked in: rfkill nls_utf8 nls_cp866 joydev dw_hdmi_ahb_audio dwmac_generic baikal_hdmi dw_hdmi micrel governor_simpleondemand panel_simple crct10dif_ce rtc_ab_eoz9 regmap_i2c cec dwmac_baikal rc_core mali_kbase sdhci_of_dwcmshc amd_xgbe sdhci_pltfm sdhci snd_dummy snd_pcm snd_seq_midi snd_seq_midi_event snd_seq snd_rawmidi snd_seq_device snd_timer snd soundcore tp_bmc pvt baikal_vdu_drm(-) drm_kms_helper drm ip_tables x_tables autofs4 usbhid ext4 crc32c_generic mbcache jbd2 ipv6 sd_mod crc_ccitt nf_defrag_ipv6 dwc3 udc_core xhci_plat_hcd xhci_hcd usbcore ahci_platform libahci_platform libahci libata dwc3_baikal
[ 2182.131499] CPU: 7 PID: 2281 Comm: rmmod Tainted: G        W         5.4.49-00019-gdb340b84be4b-dirty #29
[ 2182.131502] Hardware name: Baikal Electronics Baikal-M evaluation board (DT)
[ 2182.131506] pstate: 60400085 (nZCv daIf +PAN -UAO)
[ 2182.131551] pc : __get_vblank_counter+0x80/0xc0 [drm]
[ 2182.131597] lr : __get_vblank_counter+0x60/0xc0 [drm]
[ 2182.131605] sp : ffff800011e7bbb0
[ 2182.131608] x29: ffff800011e7bbb0 x28: 0000000000000000 
[ 2182.131612] x27: 0000000000fe502a x26: 0000000000000000 
[ 2182.131616] x25: 0000000000000000 x24: ffff800011149000 
[ 2182.131621] x23: 0000000000000080 x22: 0000000000000003 
[ 2182.131626] x21: ffff000b6b443600 x20: 0000000000000000 
[ 2182.131630] x19: ffff000b62898000 x18: 0000000000000004 
[ 2182.131634] x17: 0000000000000000 x16: 0000000000000000 
[ 2182.131638] x15: ffff000b628981f8 x14: ffff000b64c6d5d8 
[ 2182.131642] x13: 0000000000000000 x12: ffff800011e7bbe8 
[ 2182.131646] x11: 0000000000000002 x10: 0000000000000040 
[ 2182.131650] x9 : ffff000b62898200 x8 : ffffffffffffffff 
[ 2182.131655] x7 : ffff800011e7bc20 x6 : 0000000000000001 
[ 2182.131659] x5 : 0000000000000001 x4 : ffff800011e7bc80 
[ 2182.131663] x3 : ffff000b628982e8 x2 : 0000000040000013 
[ 2182.131667] x1 : ffff000b628982e8 x0 : 0000000000000000 
[ 2182.131671] Call trace:
[ 2182.131720]  __get_vblank_counter+0x80/0xc0 [drm]
[ 2182.131767]  drm_update_vblank_count+0x70/0x248 [drm]
[ 2182.131821]  drm_vblank_disable_and_save+0x88/0xf8 [drm]
[ 2182.131867]  drm_irq_uninstall+0xec/0x158 [drm]
[ 2182.131874]  baikal_vdu_drm_remove+0x34/0x50 [baikal_vdu_drm]
[ 2182.131879]  platform_drv_remove+0x2c/0x58
[ 2182.131887]  device_release_driver_internal+0xfc/0x1c8
[ 2182.131891]  driver_detach+0x58/0xe8
[ 2182.131895]  bus_remove_driver+0x64/0x118
[ 2182.131899]  driver_unregister+0x34/0x60
[ 2182.131904]  platform_driver_unregister+0x20/0x30
[ 2182.131910]  baikal_vdu_platform_driver_exit+0x18/0x7d0 [baikal_vdu_drm]
[ 2182.131915]  __arm64_sys_delete_module+0x184/0x2b8
[ 2182.131920]  el0_svc_common.constprop.1+0x78/0x188
[ 2182.131925]  el0_svc_handler+0x34/0xa0
[ 2182.131929]  el0_svc+0x8/0xc
[ 2182.131932] ---[ end trace a20247d6b7b02bae ]---
[ 2182.131951] ------------[ cut here ]------------
[ 2182.132003] WARNING: CPU: 7 PID: 2281 at drivers/gpu/drm/drm_vblank.c:135 __get_vblank_counter+0x80/0xc0 [drm]
[ 2182.132006] Modules linked in: rfkill nls_utf8 nls_cp866 joydev dw_hdmi_ahb_audio dwmac_generic baikal_hdmi dw_hdmi micrel governor_simpleondemand panel_simple crct10dif_ce rtc_ab_eoz9 regmap_i2c cec dwmac_baikal rc_core mali_kbase sdhci_of_dwcmshc amd_xgbe sdhci_pltfm sdhci snd_dummy snd_pcm snd_seq_midi snd_seq_midi_event snd_seq snd_rawmidi snd_seq_device snd_timer snd soundcore tp_bmc pvt baikal_vdu_drm(-) drm_kms_helper drm ip_tables x_tables autofs4 usbhid ext4 crc32c_generic mbcache jbd2 ipv6 sd_mod crc_ccitt nf_defrag_ipv6 dwc3 udc_core xhci_plat_hcd xhci_hcd usbcore ahci_platform libahci_platform libahci libata dwc3_baikal
[ 2182.132054] CPU: 7 PID: 2281 Comm: rmmod Tainted: G        W         5.4.49-00019-gdb340b84be4b-dirty #29
[ 2182.132057] Hardware name: Baikal Electronics Baikal-M evaluation board (DT)
[ 2182.132061] pstate: 60400085 (nZCv daIf +PAN -UAO)
[ 2182.132107] pc : __get_vblank_counter+0x80/0xc0 [drm]
[ 2182.132152] lr : __get_vblank_counter+0x60/0xc0 [drm]
[ 2182.132159] sp : ffff800011e7bbb0
[ 2182.132162] x29: ffff800011e7bbb0 x28: 0000000000000000 
[ 2182.132166] x27: 0000000000fe502a x26: 0000000000000000 
[ 2182.132171] x25: 0000000000000000 x24: ffff800011149000 
[ 2182.132175] x23: 0000000000000000 x22: 0000000000000003 
[ 2182.132179] x21: ffff000b6b443600 x20: 0000000000000000 
[ 2182.132184] x19: ffff000b62898000 x18: 0000000000000004 
[ 2182.132188] x17: 0000000000000000 x16: 0000000000000000 
[ 2182.132192] x15: ffff000b628981f8 x14: ffff000b64c6d5d8 
[ 2182.132196] x13: 0000000000000000 x12: ffff800011e7bbe8 
[ 2182.132201] x11: 0000000000000002 x10: 0000000000000040 
[ 2182.132205] x9 : ffff000b62898200 x8 : ffffffffffffffff 
[ 2182.132209] x7 : ffff800011e7bc20 x6 : 00000019c4d31b25 
[ 2182.132214] x5 : 00ffffffffffffff x4 : 002a751d2fe07993 
[ 2182.132218] x3 : ffff000b628982e8 x2 : 0000000040000013 
[ 2182.132222] x1 : ffff000b628982e8 x0 : 0000000000000000 
[ 2182.132226] Call trace:
[ 2182.132273]  __get_vblank_counter+0x80/0xc0 [drm]
[ 2182.132322]  drm_update_vblank_count+0x98/0x248 [drm]
[ 2182.132368]  drm_vblank_disable_and_save+0x88/0xf8 [drm]
[ 2182.132414]  drm_irq_uninstall+0xec/0x158 [drm]
[ 2182.132424]  baikal_vdu_drm_remove+0x34/0x50 [baikal_vdu_drm]
[ 2182.132429]  platform_drv_remove+0x2c/0x58
[ 2182.132433]  device_release_driver_internal+0xfc/0x1c8
[ 2182.132438]  driver_detach+0x58/0xe8
[ 2182.132442]  bus_remove_driver+0x64/0x118
[ 2182.132446]  driver_unregister+0x34/0x60
[ 2182.132451]  platform_driver_unregister+0x20/0x30
[ 2182.132457]  baikal_vdu_platform_driver_exit+0x18/0x7d0 [baikal_vdu_drm]
[ 2182.132462]  __arm64_sys_delete_module+0x184/0x2b8
[ 2182.132467]  el0_svc_common.constprop.1+0x78/0x188
[ 2182.132472]  el0_svc_handler+0x34/0xa0
[ 2182.132476]  el0_svc+0x8/0xc
[ 2182.132479] ---[ end trace a20247d6b7b02baf ]---
[ 2182.132497] ------------[ cut here ]------------
[ 2182.132549] WARNING: CPU: 7 PID: 2281 at drivers/gpu/drm/drm_vblank.c:341 drm_vblank_disable_and_save+0xe4/0xf8 [drm]
[ 2182.132555] Modules linked in: rfkill nls_utf8 nls_cp866 joydev dw_hdmi_ahb_audio dwmac_generic baikal_hdmi dw_hdmi micrel governor_simpleondemand panel_simple crct10dif_ce rtc_ab_eoz9 regmap_i2c cec dwmac_baikal rc_core mali_kbase sdhci_of_dwcmshc amd_xgbe sdhci_pltfm sdhci snd_dummy snd_pcm snd_seq_midi snd_seq_midi_event snd_seq snd_rawmidi snd_seq_device snd_timer snd soundcore tp_bmc pvt baikal_vdu_drm(-) drm_kms_helper drm ip_tables x_tables autofs4 usbhid ext4 crc32c_generic mbcache jbd2 ipv6 sd_mod crc_ccitt nf_defrag_ipv6 dwc3 udc_core xhci_plat_hcd xhci_hcd usbcore ahci_platform libahci_platform libahci libata dwc3_baikal
[ 2182.132598] CPU: 7 PID: 2281 Comm: rmmod Tainted: G        W         5.4.49-00019-gdb340b84be4b-dirty #29
[ 2182.132601] Hardware name: Baikal Electronics Baikal-M evaluation board (DT)
[ 2182.132605] pstate: 60400085 (nZCv daIf +PAN -UAO)
[ 2182.132650] pc : drm_vblank_disable_and_save+0xe4/0xf8 [drm]
[ 2182.132697] lr : drm_vblank_disable_and_save+0xc8/0xf8 [drm]
[ 2182.132703] sp : ffff800011e7bc40
[ 2182.132706] x29: ffff800011e7bc40 x28: ffff000b6a5aa140 
[ 2182.132711] x27: 0000000000000000 x26: 0000000000000000 
[ 2182.132715] x25: 0000000000000000 x24: ffff000b6289813c 
[ 2182.132719] x23: 0000000000000080 x22: 0000000000000000 
[ 2182.132723] x21: ffff000b62898138 x20: ffff000b6b443600 
[ 2182.132728] x19: ffff000b62898000 x18: 0000000000000004 
[ 2182.132732] x17: 0000000000000000 x16: 0000000000000000 
[ 2182.132736] x15: ffff000b628981f8 x14: ffff000b64c6d5d8 
[ 2182.132740] x13: 0000000000000000 x12: ffff800011e7bbe8 
[ 2182.132744] x11: 0000000000000002 x10: 0000000000000040 
[ 2182.132748] x9 : ffff000b62898200 x8 : ffffffffffffffff 
[ 2182.132752] x7 : ffff800011e7bc20 x6 : 0000000000000000 
[ 2182.132756] x5 : 0000000000000000 x4 : 0000000000000000 
[ 2182.132760] x3 : ffff000b628982e8 x2 : 0000000040000013 
[ 2182.132764] x1 : ffff000b628982e8 x0 : 0000000000000000 
[ 2182.132768] Call trace:
[ 2182.132814]  drm_vblank_disable_and_save+0xe4/0xf8 [drm]
[ 2182.132859]  drm_irq_uninstall+0xec/0x158 [drm]
[ 2182.132869]  baikal_vdu_drm_remove+0x34/0x50 [baikal_vdu_drm]
[ 2182.132874]  platform_drv_remove+0x2c/0x58
[ 2182.132879]  device_release_driver_internal+0xfc/0x1c8
[ 2182.132883]  driver_detach+0x58/0xe8
[ 2182.132887]  bus_remove_driver+0x64/0x118
[ 2182.132891]  driver_unregister+0x34/0x60
[ 2182.132896]  platform_driver_unregister+0x20/0x30
[ 2182.132902]  baikal_vdu_platform_driver_exit+0x18/0x7d0 [baikal_vdu_drm]
[ 2182.132907]  __arm64_sys_delete_module+0x184/0x2b8
[ 2182.132912]  el0_svc_common.constprop.1+0x78/0x188
[ 2182.132917]  el0_svc_handler+0x34/0xa0
[ 2182.132921]  el0_svc+0x8/0xc
[ 2182.132924] ---[ end trace a20247d6b7b02bb0 ]---

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