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charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, I hit a regression introduced as part of v6.19-rc6 (and still present in v6.19-rc7), where, upon unloading the amdgpu module, __flush_work() is passed a work struct with the work function set to NULL. The issue is seen with an AMD Radeon Pro W7900, but not an AMD Instinct MI210. #regzbot introduced: d04f73668bebbc5a44a2771ea92b6ec253148050 4231 static bool __flush_work(struct work_struct *work, bool from_cance= l) 4232 { 4233 struct wq_barrier barr; 4234 4235 if (WARN_ON(!wq_online)) 4236 return false; 4237 --> 4238 if (WARN_ON(!work->func)) 4239 return false; Tests were carried out on an AMD Radeon Pro W7900 with a mainline kernel compiled and booted with an up-to-date CentOS Stream 10 x86_64 and amdgpu firmware commit 993573ac3dc6ab038505c2639701db22f6142487. % cp /lib/modules/6.12.0-191.el10.x86_64/config .config % scripts/config --enable LOCALVERSION_AUTO % scripts/config --disable EFI_SBAT_FILE % scripts/config --disable SECURITY_LOCKDOWN_LSM % scripts/config --disable MODULE_SIG % make olddefconfig % make -j $(nproc) binrpm-pkg The first test exercises commit d04f73668beb which introduced the regression, the second test b2426a211dba prior to the regression. # dmesg --follow-new & # cat /proc/cmdline BOOT_IMAGE=3D(hd0,gpt2)/boot/ostree/default-8a8985bdb88376ac62c94e787be00de= a13130a3b5e56e8598bd96b4cf7eaac4c/vmlinuz-6.19.0-rc5-00016-gd04f73668beb ro= ot=3D/dev/mapper/rhel-root rd.lvm.lv=3Drhel/root rd.lvm.lv=3Drhel/swap rw b= oot=3DUUID=3D9c458207-c078-4fcf-bb4c-679ae1a3ae9f ostree=3D/ostree/boot.0/d= efault/8a8985bdb88376ac62c94e787be00dea13130a3b5e56e8598bd96b4cf7eaac4c/0 "= dyndbg=3Dfile drivers/base/firmware_loader/main.c +fmp" # rmmod amdgpu [ 77.410012] [drm] PCIE GART of 512M enabled (table at 0x0000008000300000= ). [ 77.410074] amdgpu 0000:83:00.0: amdgpu: PSP is resuming... [ 77.473976] amdgpu 0000:83:00.0: amdgpu: reserve 0x1300000 from 0x8b3c00= 0000 for PSP TMR [ 77.617936] amdgpu 0000:83:00.0: amdgpu: GECC is currently enabled, whic= h may affect performance [ 77.617941] amdgpu 0000:83:00.0: amdgpu: To disable GECC, please reboot = the system and load the amdgpu driver with the parameter amdgpu_ras_enable= =3D0 [ 77.634803] amdgpu 0000:83:00.0: amdgpu: RAP: optional rap ta ucode is n= ot available [ 77.634808] amdgpu 0000:83:00.0: amdgpu: SECUREDISPLAY: optional secured= isplay ta ucode is not available [ 77.634813] amdgpu 0000:83:00.0: amdgpu: SMU is resuming... [ 77.634818] amdgpu 0000:83:00.0: amdgpu: smu driver if version =3D 0x000= 0003d, smu fw if version =3D 0x00000040, smu fw program =3D 0, smu fw versi= on =3D 0x004e8300 (78.131.0) [ 77.634825] amdgpu 0000:83:00.0: amdgpu: SMU driver if version not match= ed [ 77.779854] amdgpu 0000:83:00.0: amdgpu: SMU is resumed successfully! [ 77.789735] amdgpu 0000:83:00.0: amdgpu: [drm] DMUB hardware initialized= : version=3D0x07002F00 [ 77.795903] amdgpu 0000:83:00.0: [drm] Cannot find any crtc or sizes [ 77.795913] amdgpu 0000:83:00.0: amdgpu: ring gfx_0.0.0 uses VM inv eng = 0 on hub 0 [ 77.795917] amdgpu 0000:83:00.0: amdgpu: ring comp_1.0.0 uses VM inv eng= 1 on hub 0 [ 77.795921] amdgpu 0000:83:00.0: amdgpu: ring comp_1.1.0 uses VM inv eng= 4 on hub 0 [ 77.795924] amdgpu 0000:83:00.0: amdgpu: ring comp_1.2.0 uses VM inv eng= 6 on hub 0 [ 77.795927] amdgpu 0000:83:00.0: amdgpu: ring comp_1.3.0 uses VM inv eng= 7 on hub 0 [ 77.795930] amdgpu 0000:83:00.0: amdgpu: ring comp_1.0.1 uses VM inv eng= 8 on hub 0 [ 77.795933] amdgpu 0000:83:00.0: amdgpu: ring comp_1.1.1 uses VM inv eng= 9 on hub 0 [ 77.795937] amdgpu 0000:83:00.0: amdgpu: ring comp_1.2.1 uses VM inv eng= 10 on hub 0 [ 77.795940] amdgpu 0000:83:00.0: amdgpu: ring comp_1.3.1 uses VM inv eng= 11 on hub 0 [ 77.795943] amdgpu 0000:83:00.0: amdgpu: ring sdma0 uses VM inv eng 12 o= n hub 0 [ 77.795946] amdgpu 0000:83:00.0: amdgpu: ring sdma1 uses VM inv eng 13 o= n hub 0 [ 77.795954] amdgpu 0000:83:00.0: amdgpu: ring vcn_unified_0 uses VM inv = eng 0 on hub 8 [ 77.795958] amdgpu 0000:83:00.0: amdgpu: ring vcn_unified_1 uses VM inv = eng 1 on hub 8 [ 77.795961] amdgpu 0000:83:00.0: amdgpu: ring jpeg_dec uses VM inv eng 4= on hub 8 [ 77.795965] amdgpu 0000:83:00.0: amdgpu: ring mes_kiq_3.1.0 uses VM inv = eng 14 on hub 0 [ 77.798920] amdgpu 0000:83:00.0: [drm] Cannot find any crtc or sizes [ 77.835746] amdgpu 0000:83:00.0: amdgpu: amdgpu: finishing device. [ 77.934047] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_mes1.bin devm-00000000729a84e2 rele= ased [ 77.934052] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_mes_2.bin devm-000000008a601096 rel= eased [ 77.934054] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/vcn_4_0_0.bin devm-00000000ce1dfe25 released [ 77.934055] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/sdma_6_0_0.bin devm-00000000f4c59a6f released [ 77.934057] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_imu.bin devm-000000000fe0df50 relea= sed [ 77.934059] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_mec.bin devm-000000006b38a3b2 relea= sed [ 77.934061] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_rlc.bin devm-000000004a747642 relea= sed [ 77.934064] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_me.bin devm-000000002ce74390 releas= ed [ 77.934066] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_pfp.bin devm-00000000b0e91c69 relea= sed [ 77.934068] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/dcn_3_2_0_dmcub.bin devm-000000000b75c19c rel= eased [ 77.934069] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/smu_13_0_0.bin devm-000000001ab5d2f3 released [ 77.934071] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/psp_13_0_0_ta.bin devm-00000000a37398c2 relea= sed [ 77.934072] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/psp_13_0_0_sos.bin devm-0000000027208a82 rele= ased [ 77.934078] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_mes_2.bin fw_priv=3D000000004a41fbe6 data=3D00000000= 2a21f503 size=3D257344 [ 77.934090] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_mes1.bin fw_priv=3D000000004f12a566 data=3D00000000c= 562adda size=3D218240 [ 77.934117] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/vcn_4_0_0.bin fw_priv=3D00000000bf93c3ab data=3D000000003ba747= fe size=3D403856 [ 77.934137] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/sdma_6_0_0.bin fw_priv=3D000000006a092a88 data=3D00000000007c1= a01 size=3D34560 [ 77.934167] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_pfp.bin fw_priv=3D00000000b86bbe6d data=3D00000000f1= 3777ad size=3D231008 [ 77.934175] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_me.bin fw_priv=3D00000000493fdf17 data=3D00000000afc= 5401f size=3D314512 [ 77.934189] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_rlc.bin fw_priv=3D0000000035fafe96 data=3D00000000ab= 68b2da size=3D185376 [ 77.934199] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_mec.bin fw_priv=3D00000000293ce4de data=3D000000000e= b1a171 size=3D406528 [ 77.934213] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/dcn_3_2_0_dmcub.bin fw_priv=3D00000000c705cc78 data=3D00000000= f530b58b size=3D284432 [ 77.934228] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/smu_13_0_0.bin fw_priv=3D00000000c876ab3e data=3D000000003f056= 26c size=3D292452 [ 77.934238] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/psp_13_0_0_sos.bin fw_priv=3D00000000c877aa90 data=3D00000000f= 123f702 size=3D268304 [ 77.934249] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/psp_13_0_0_ta.bin fw_priv=3D00000000886845ff data=3D0000000046= 6f9c99 size=3D267520 [ 77.934639] amdgpu 0000:83:00.0: amdgpu: amdgpu: ttm finalized [ 77.935587] ------------[ cut here ]------------ [ 77.935592] WARNING: kernel/workqueue.c:4238 at __flush_work+0x338/0x350= , CPU#31: kworker/31:0/207 [ 77.935603] Modules linked in: snd_hda_codec_alc662 snd_hda_codec_realte= k_lib snd_hda_codec_generic amdgpu(-) snd_hda_codec_atihdmi snd_hda_codec_h= dmi mt7921e amdxcp drm_panel_backlight_quirks mt7921_common snd_hda_intel d= rm_ttm_helper mt792x_lib snd_usb_audio amd_atl intel_rapl_msr ttm snd_hda_c= odec mt76_connac_lib snd_usbmidi_lib intel_rapl_common i2c_algo_bit snd_ump= drm_suballoc_helper snd_hda_core mt76 snd_rawmidi amd64_edac gpu_sched snd= _intel_dspcfg edac_mce_amd snd_intel_sdw_acpi btusb drm_exec mc snd_hwdep b= trtl drm_buddy snd_seq btintel drm_display_helper btbcm mac80211 snd_seq_de= vice kvm_amd btmtk cec think_lmi kvm video snd_pcm irqbypass firmware_attri= butes_class wmi_bmof bluetooth rapl cfg80211 snd_timer pcspkr crc16 snd i2c= _piix4 rfkill k10temp soundcore i2c_smbus libarc4 gpio_amdpt gpio_generic i= 2c_designware_platform i2c_designware_core loop overlay erofs xfs nvme_tcp = nvme_fabrics nvme nvme_core nvme_keyring ahci nvme_auth libahci ghash_clmul= ni_intel hkdf r8169 atlantic ccp libata sp5100_tco realtek [ 77.935687] macsec wmi sunrpc dm_mirror dm_region_hash dm_log dm_mod fu= se nfnetlink [ 77.935731] CPU: 31 UID: 0 PID: 207 Comm: kworker/31:0 Not tainted 6.19.= 0-rc5-00016-gd04f73668beb #1 PREEMPT(voluntary)=20 [ 77.935744] Workqueue: events drm_connector_free_work_fn [ 77.935751] RIP: 0010:__flush_work+0x338/0x350 [ 77.935756] Code: 3e 46 06 00 65 48 8b 15 2e e4 e3 02 48 85 db 48 8b 04 = 24 48 89 54 24 48 0f 85 e6 fe ff ff e9 fe fd ff ff 0f 0b e9 77 ff ff ff <0f= > 0b e9 70 ff ff ff 0f 0b e9 19 ff ff ff e8 15 22 d9 00 0f 1f 44 [ 77.935765] RSP: 0018:ff57cb59c0b7bd68 EFLAGS: 00010246 [ 77.935770] RAX: 0000000000000000 RBX: ff2d8e14daf8d480 RCX: 00000000000= 00000 [ 77.935775] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ff57cb59c0b= 7bdb8 [ 77.935779] RBP: ff2d8e14daf8d480 R08: ff2d8e14a1a86420 R09: 00000000002= a001f [ 77.935783] R10: ff2d8e14a1a86401 R11: ff2d8e14a1a86f60 R12: ff2d8e15921= 80010 [ 77.935788] R13: ff57cb59c0b7bd70 R14: 0000000000000001 R15: 00000000000= 00000 [ 77.935792] FS: 0000000000000000(0000) GS:ff2d8e3396243000(0000) knlGS:= 0000000000000000 [ 77.935797] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.935801] CR2: 000055f1cff22050 CR3: 0000000112666002 CR4: 0000000000f= 71ef0 [ 77.935806] PKRU: 55555554 [ 77.935809] Call Trace: [ 77.935812] [ 77.935818] cancel_delayed_work_sync+0x5e/0x80 [ 77.935823] amdgpu_dm_connector_destroy+0x33/0xe0 [amdgpu] [ 77.936146] drm_connector_free_work_fn+0x72/0x90 [ 77.936152] process_one_work+0x18b/0x340 [ 77.936157] worker_thread+0x256/0x3a0 [ 77.936162] ? __pfx_worker_thread+0x10/0x10 [ 77.936166] kthread+0xfc/0x240 [ 77.936171] ? __pfx_kthread+0x10/0x10 [ 77.936175] ? __pfx_kthread+0x10/0x10 [ 77.936180] ret_from_fork+0x121/0x190 [ 77.936186] ? __pfx_kthread+0x10/0x10 [ 77.936190] ret_from_fork_asm+0x1a/0x30 [ 77.936198] [ 77.936201] ---[ end trace 0000000000000000 ]--- [ 77.936210] ------------[ cut here ]------------ [ 77.936214] WARNING: kernel/workqueue.c:4238 at __flush_work+0x338/0x350= , CPU#31: kworker/31:0/207 [ 77.936221] Modules linked in: snd_hda_codec_alc662 snd_hda_codec_realte= k_lib snd_hda_codec_generic amdgpu(-) snd_hda_codec_atihdmi snd_hda_codec_h= dmi mt7921e amdxcp drm_panel_backlight_quirks mt7921_common snd_hda_intel d= rm_ttm_helper mt792x_lib snd_usb_audio amd_atl intel_rapl_msr ttm snd_hda_c= odec mt76_connac_lib snd_usbmidi_lib intel_rapl_common i2c_algo_bit snd_ump= drm_suballoc_helper snd_hda_core mt76 snd_rawmidi amd64_edac gpu_sched snd= _intel_dspcfg edac_mce_amd snd_intel_sdw_acpi btusb drm_exec mc snd_hwdep b= trtl drm_buddy snd_seq btintel drm_display_helper btbcm mac80211 snd_seq_de= vice kvm_amd btmtk cec think_lmi kvm video snd_pcm irqbypass firmware_attri= butes_class wmi_bmof bluetooth rapl cfg80211 snd_timer pcspkr crc16 snd i2c= _piix4 rfkill k10temp soundcore i2c_smbus libarc4 gpio_amdpt gpio_generic i= 2c_designware_platform i2c_designware_core loop overlay erofs xfs nvme_tcp = nvme_fabrics nvme nvme_core nvme_keyring ahci nvme_auth libahci ghash_clmul= ni_intel hkdf r8169 atlantic ccp libata sp5100_tco realtek [ 77.936292] macsec wmi sunrpc dm_mirror dm_region_hash dm_log dm_mod fu= se nfnetlink [ 77.936331] CPU: 31 UID: 0 PID: 207 Comm: kworker/31:0 Tainted: G = W 6.19.0-rc5-00016-gd04f73668beb #1 PREEMPT(voluntary)=20 [ 77.936337] Tainted: [W]=3DWARN [ 77.936342] Workqueue: events drm_connector_free_work_fn [ 77.936346] RIP: 0010:__flush_work+0x338/0x350 [ 77.936350] Code: 3e 46 06 00 65 48 8b 15 2e e4 e3 02 48 85 db 48 8b 04 = 24 48 89 54 24 48 0f 85 e6 fe ff ff e9 fe fd ff ff 0f 0b e9 77 ff ff ff <0f= > 0b e9 70 ff ff ff 0f 0b e9 19 ff ff ff e8 15 22 d9 00 0f 1f 44 [ 77.936357] RSP: 0018:ff57cb59c0b7bd68 EFLAGS: 00010246 [ 77.936360] RAX: 0000000000000000 RBX: ff2d8e1492153480 RCX: 00000000000= 00000 [ 77.936363] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ff57cb59c0b= 7bdb8 [ 77.936366] RBP: ff2d8e1492153480 R08: ff2d8e14a1a861e0 R09: 00000000002= a001e [ 77.936369] R10: ff2d8e14a1a86101 R11: ff2d8e14a1a86420 R12: ff2d8e15921= 80010 [ 77.936373] R13: ff57cb59c0b7bd70 R14: 0000000000000001 R15: 00000000000= 00000 [ 77.936376] FS: 0000000000000000(0000) GS:ff2d8e3396243000(0000) knlGS:= 0000000000000000 [ 77.936379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.936382] CR2: 000055f1cff22050 CR3: 0000000112666002 CR4: 0000000000f= 71ef0 [ 77.936386] PKRU: 55555554 [ 77.936388] Call Trace: [ 77.936390] [ 77.936393] cancel_delayed_work_sync+0x5e/0x80 [ 77.936397] amdgpu_dm_connector_destroy+0x33/0xe0 [amdgpu] [ 77.936613] drm_connector_free_work_fn+0x72/0x90 [ 77.936617] process_one_work+0x18b/0x340 [ 77.936621] worker_thread+0x256/0x3a0 [ 77.936624] ? __pfx_worker_thread+0x10/0x10 [ 77.936627] kthread+0xfc/0x240 [ 77.936630] ? __pfx_kthread+0x10/0x10 [ 77.936634] ? __pfx_kthread+0x10/0x10 [ 77.936637] ret_from_fork+0x121/0x190 [ 77.936640] ? __pfx_kthread+0x10/0x10 [ 77.936643] ret_from_fork_asm+0x1a/0x30 [ 77.936649] [ 77.936651] ---[ end trace 0000000000000000 ]--- [ 77.936658] ------------[ cut here ]------------ [ 77.936661] WARNING: kernel/workqueue.c:4238 at __flush_work+0x338/0x350= , CPU#31: kworker/31:0/207 [ 77.936666] Modules linked in: snd_hda_codec_alc662 snd_hda_codec_realte= k_lib snd_hda_codec_generic amdgpu(-) snd_hda_codec_atihdmi snd_hda_codec_h= dmi mt7921e amdxcp drm_panel_backlight_quirks mt7921_common snd_hda_intel d= rm_ttm_helper mt792x_lib snd_usb_audio amd_atl intel_rapl_msr ttm snd_hda_c= odec mt76_connac_lib snd_usbmidi_lib intel_rapl_common i2c_algo_bit snd_ump= drm_suballoc_helper snd_hda_core mt76 snd_rawmidi amd64_edac gpu_sched snd= _intel_dspcfg edac_mce_amd snd_intel_sdw_acpi btusb drm_exec mc snd_hwdep b= trtl drm_buddy snd_seq btintel drm_display_helper btbcm mac80211 snd_seq_de= vice kvm_amd btmtk cec think_lmi kvm video snd_pcm irqbypass firmware_attri= butes_class wmi_bmof bluetooth rapl cfg80211 snd_timer pcspkr crc16 snd i2c= _piix4 rfkill k10temp soundcore i2c_smbus libarc4 gpio_amdpt gpio_generic i= 2c_designware_platform i2c_designware_core loop overlay erofs xfs nvme_tcp = nvme_fabrics nvme nvme_core nvme_keyring ahci nvme_auth libahci ghash_clmul= ni_intel hkdf r8169 atlantic ccp libata sp5100_tco realtek [ 77.936718] macsec wmi sunrpc dm_mirror dm_region_hash dm_log dm_mod fu= se nfnetlink [ 77.936751] CPU: 31 UID: 0 PID: 207 Comm: kworker/31:0 Tainted: G = W 6.19.0-rc5-00016-gd04f73668beb #1 PREEMPT(voluntary)=20 [ 77.936757] Tainted: [W]=3DWARN [ 77.936762] Workqueue: events drm_connector_free_work_fn [ 77.936766] RIP: 0010:__flush_work+0x338/0x350 [ 77.936769] Code: 3e 46 06 00 65 48 8b 15 2e e4 e3 02 48 85 db 48 8b 04 = 24 48 89 54 24 48 0f 85 e6 fe ff ff e9 fe fd ff ff 0f 0b e9 77 ff ff ff <0f= > 0b e9 70 ff ff ff 0f 0b e9 19 ff ff ff e8 15 22 d9 00 0f 1f 44 [ 77.936776] RSP: 0018:ff57cb59c0b7bd68 EFLAGS: 00010246 [ 77.936779] RAX: 0000000000000000 RBX: ff2d8e1492151480 RCX: 00000000000= 00000 [ 77.936782] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ff57cb59c0b= 7bdb8 [ 77.936785] RBP: ff2d8e1492151480 R08: ff2d8e14a1a860c0 R09: 00000000002= a001d [ 77.936788] R10: ff2d8e14a1a86001 R11: ff2d8e14a1a861e0 R12: ff2d8e15921= 80010 [ 77.936791] R13: ff57cb59c0b7bd70 R14: 0000000000000001 R15: 00000000000= 00000 [ 77.936795] FS: 0000000000000000(0000) GS:ff2d8e3396243000(0000) knlGS:= 0000000000000000 [ 77.936798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.936801] CR2: 000055f1cff22050 CR3: 0000000112666002 CR4: 0000000000f= 71ef0 [ 77.936804] PKRU: 55555554 [ 77.936806] Call Trace: [ 77.936808] [ 77.936812] cancel_delayed_work_sync+0x5e/0x80 [ 77.936815] amdgpu_dm_connector_destroy+0x33/0xe0 [amdgpu] [ 77.937015] drm_connector_free_work_fn+0x72/0x90 [ 77.937020] process_one_work+0x18b/0x340 [ 77.937025] worker_thread+0x256/0x3a0 [ 77.937029] ? __pfx_worker_thread+0x10/0x10 [ 77.937034] kthread+0xfc/0x240 [ 77.937038] ? __pfx_kthread+0x10/0x10 [ 77.937042] ? __pfx_kthread+0x10/0x10 [ 77.937047] ret_from_fork+0x121/0x190 [ 77.937051] ? __pfx_kthread+0x10/0x10 [ 77.937056] ret_from_fork_asm+0x1a/0x30 [ 77.937063] [ 77.937065] ---[ end trace 0000000000000000 ]--- [ 77.937074] ------------[ cut here ]------------ [ 77.937077] WARNING: kernel/workqueue.c:4238 at __flush_work+0x338/0x350= , CPU#31: kworker/31:0/207 [ 77.937084] Modules linked in: snd_hda_codec_alc662 snd_hda_codec_realte= k_lib snd_hda_codec_generic amdgpu(-) snd_hda_codec_atihdmi snd_hda_codec_h= dmi mt7921e amdxcp drm_panel_backlight_quirks mt7921_common snd_hda_intel d= rm_ttm_helper mt792x_lib snd_usb_audio amd_atl intel_rapl_msr ttm snd_hda_c= odec mt76_connac_lib snd_usbmidi_lib intel_rapl_common i2c_algo_bit snd_ump= drm_suballoc_helper snd_hda_core mt76 snd_rawmidi amd64_edac gpu_sched snd= _intel_dspcfg edac_mce_amd snd_intel_sdw_acpi btusb drm_exec mc snd_hwdep b= trtl drm_buddy snd_seq btintel drm_display_helper btbcm mac80211 snd_seq_de= vice kvm_amd btmtk cec think_lmi kvm video snd_pcm irqbypass firmware_attri= butes_class wmi_bmof bluetooth rapl cfg80211 snd_timer pcspkr crc16 snd i2c= _piix4 rfkill k10temp soundcore i2c_smbus libarc4 gpio_amdpt gpio_generic i= 2c_designware_platform i2c_designware_core loop overlay erofs xfs nvme_tcp = nvme_fabrics nvme nvme_core nvme_keyring ahci nvme_auth libahci ghash_clmul= ni_intel hkdf r8169 atlantic ccp libata sp5100_tco realtek [ 77.937154] macsec wmi sunrpc dm_mirror dm_region_hash dm_log dm_mod fu= se nfnetlink [ 77.937197] CPU: 31 UID: 0 PID: 207 Comm: kworker/31:0 Tainted: G = W 6.19.0-rc5-00016-gd04f73668beb #1 PREEMPT(voluntary)=20 [ 77.937204] Tainted: [W]=3DWARN [ 77.937211] Workqueue: events drm_connector_free_work_fn [ 77.937216] RIP: 0010:__flush_work+0x338/0x350 [ 77.937221] Code: 3e 46 06 00 65 48 8b 15 2e e4 e3 02 48 85 db 48 8b 04 = 24 48 89 54 24 48 0f 85 e6 fe ff ff e9 fe fd ff ff 0f 0b e9 77 ff ff ff <0f= > 0b e9 70 ff ff ff 0f 0b e9 19 ff ff ff e8 15 22 d9 00 0f 1f 44 [ 77.937229] RSP: 0018:ff57cb59c0b7bd68 EFLAGS: 00010246 [ 77.937234] RAX: 0000000000000000 RBX: ff2d8e1492155480 RCX: 00000000000= 00000 [ 77.937238] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ff57cb59c0b= 7bdb8 [ 77.937242] RBP: ff2d8e1492155480 R08: ff2d8e14836abf00 R09: 00000000002= a0026 [ 77.937246] R10: ff2d8e14836abf01 R11: ff2d8e14836abcc0 R12: ff2d8e15921= 80010 [ 77.937251] R13: ff57cb59c0b7bd70 R14: 0000000000000001 R15: 00000000000= 00000 [ 77.937255] FS: 0000000000000000(0000) GS:ff2d8e3396243000(0000) knlGS:= 0000000000000000 [ 77.937260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.937264] CR2: 000055f1cff22050 CR3: 0000000112666002 CR4: 0000000000f= 71ef0 [ 77.937268] PKRU: 55555554 [ 77.937271] Call Trace: [ 77.937274] [ 77.937278] cancel_delayed_work_sync+0x5e/0x80 [ 77.937283] amdgpu_dm_connector_destroy+0x33/0xe0 [amdgpu] [ 77.937467] drm_connector_free_work_fn+0x72/0x90 [ 77.937471] process_one_work+0x18b/0x340 [ 77.937475] worker_thread+0x256/0x3a0 [ 77.937478] ? __pfx_worker_thread+0x10/0x10 [ 77.937481] kthread+0xfc/0x240 [ 77.937484] ? __pfx_kthread+0x10/0x10 [ 77.937488] ? __pfx_kthread+0x10/0x10 [ 77.937491] ret_from_fork+0x121/0x190 [ 77.937494] ? __pfx_kthread+0x10/0x10 [ 77.937498] ret_from_fork_asm+0x1a/0x30 [ 77.937503] [ 77.937505] ---[ end trace 0000000000000000 ]--- # dmesg --follow-new & # cat /proc/cmdline BOOT_IMAGE=3D(hd0,gpt2)/boot/ostree/default-4d1352b3a0c9141bf3b54ff6edfc190= 370f348342e5f6c795641cfd33ee2c88b/vmlinuz-6.19.0-rc5-00015-gb2426a211dba ro= ot=3D/dev/mapper/rhel-root rd.lvm.lv=3Drhel/root rd.lvm.lv=3Drhel/swap rw b= oot=3DUUID=3D9c458207-c078-4fcf-bb4c-679ae1a3ae9f ostree=3D/ostree/boot.1/d= efault/4d1352b3a0c9141bf3b54ff6edfc190370f348342e5f6c795641cfd33ee2c88b/0 "= dyndbg=3Dfile drivers/base/firmware_loader/main.c +fmp" # rmmod amdgpu [ 130.326780] [drm] PCIE GART of 512M enabled (table at 0x0000008000300000= ). [ 130.326830] amdgpu 0000:83:00.0: amdgpu: PSP is resuming... [ 130.390765] amdgpu 0000:83:00.0: amdgpu: reserve 0x1300000 from 0x8b3c00= 0000 for PSP TMR [ 130.534582] amdgpu 0000:83:00.0: amdgpu: GECC is currently enabled, whic= h may affect performance [ 130.534587] amdgpu 0000:83:00.0: amdgpu: To disable GECC, please reboot = the system and load the amdgpu driver with the parameter amdgpu_ras_enable= =3D0 [ 130.551451] amdgpu 0000:83:00.0: amdgpu: RAP: optional rap ta ucode is n= ot available [ 130.551456] amdgpu 0000:83:00.0: amdgpu: SECUREDISPLAY: optional secured= isplay ta ucode is not available [ 130.551461] amdgpu 0000:83:00.0: amdgpu: SMU is resuming... [ 130.551466] amdgpu 0000:83:00.0: amdgpu: smu driver if version =3D 0x000= 0003d, smu fw if version =3D 0x00000040, smu fw program =3D 0, smu fw versi= on =3D 0x004e8300 (78.131.0) [ 130.551473] amdgpu 0000:83:00.0: amdgpu: SMU driver if version not match= ed [ 130.695062] amdgpu 0000:83:00.0: amdgpu: SMU is resumed successfully! [ 130.707036] amdgpu 0000:83:00.0: amdgpu: [drm] DMUB hardware initialized= : version=3D0x07002F00 [ 130.714347] amdgpu 0000:83:00.0: [drm] Cannot find any crtc or sizes [ 130.714359] amdgpu 0000:83:00.0: amdgpu: ring gfx_0.0.0 uses VM inv eng = 0 on hub 0 [ 130.714364] amdgpu 0000:83:00.0: amdgpu: ring comp_1.0.0 uses VM inv eng= 1 on hub 0 [ 130.714368] amdgpu 0000:83:00.0: amdgpu: ring comp_1.1.0 uses VM inv eng= 4 on hub 0 [ 130.714372] amdgpu 0000:83:00.0: amdgpu: ring comp_1.2.0 uses VM inv eng= 6 on hub 0 [ 130.714375] amdgpu 0000:83:00.0: amdgpu: ring comp_1.3.0 uses VM inv eng= 7 on hub 0 [ 130.714379] amdgpu 0000:83:00.0: amdgpu: ring comp_1.0.1 uses VM inv eng= 8 on hub 0 [ 130.714383] amdgpu 0000:83:00.0: amdgpu: ring comp_1.1.1 uses VM inv eng= 9 on hub 0 [ 130.714387] amdgpu 0000:83:00.0: amdgpu: ring comp_1.2.1 uses VM inv eng= 10 on hub 0 [ 130.714391] amdgpu 0000:83:00.0: amdgpu: ring comp_1.3.1 uses VM inv eng= 11 on hub 0 [ 130.714395] amdgpu 0000:83:00.0: amdgpu: ring sdma0 uses VM inv eng 12 o= n hub 0 [ 130.714399] amdgpu 0000:83:00.0: amdgpu: ring sdma1 uses VM inv eng 13 o= n hub 0 [ 130.714403] amdgpu 0000:83:00.0: amdgpu: ring vcn_unified_0 uses VM inv = eng 0 on hub 8 [ 130.714407] amdgpu 0000:83:00.0: amdgpu: ring vcn_unified_1 uses VM inv = eng 1 on hub 8 [ 130.714411] amdgpu 0000:83:00.0: amdgpu: ring jpeg_dec uses VM inv eng 4= on hub 8 [ 130.714415] amdgpu 0000:83:00.0: amdgpu: ring mes_kiq_3.1.0 uses VM inv = eng 14 on hub 0 [ 130.717614] amdgpu 0000:83:00.0: [drm] Cannot find any crtc or sizes [ 130.749867] amdgpu 0000:83:00.0: amdgpu: amdgpu: finishing device. [ 130.832990] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_mes1.bin devm-0000000074b66149 rele= ased [ 130.832994] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_mes_2.bin devm-00000000d46d3d0a rel= eased [ 130.832995] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/vcn_4_0_0.bin devm-00000000016db898 released [ 130.832997] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/sdma_6_0_0.bin devm-000000005efee9f4 released [ 130.832998] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_imu.bin devm-000000003ae64728 relea= sed [ 130.832999] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_mec.bin devm-00000000af46a982 relea= sed [ 130.833001] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_rlc.bin devm-000000001cb79a18 relea= sed [ 130.833002] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_me.bin devm-00000000cc67f139 releas= ed [ 130.833003] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/gc_11_0_0_pfp.bin devm-0000000081c0968b relea= sed [ 130.833004] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/dcn_3_2_0_dmcub.bin devm-00000000443f0df7 rel= eased [ 130.833006] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/smu_13_0_0.bin devm-00000000b15e02fd released [ 130.833007] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/psp_13_0_0_ta.bin devm-000000000210a6a5 relea= sed [ 130.833008] firmware_class:fw_name_devm_release: firmware_class: fw_name= _devm_release: fw_name-amdgpu/psp_13_0_0_sos.bin devm-00000000f20cdcf8 rele= ased [ 130.833014] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_mes_2.bin fw_priv=3D000000002d9267e4 data=3D00000000= 31802202 size=3D257344 [ 130.833024] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_mes1.bin fw_priv=3D00000000c7ac6b6f data=3D000000003= 3e75f41 size=3D218240 [ 130.833055] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/vcn_4_0_0.bin fw_priv=3D000000004d750fd5 data=3D000000003b01c6= c8 size=3D403856 [ 130.833077] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/sdma_6_0_0.bin fw_priv=3D000000009cbfce7c data=3D00000000e9246= 0ba size=3D34560 [ 130.833109] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_pfp.bin fw_priv=3D00000000db83ee7b data=3D0000000030= 55277c size=3D231008 [ 130.833118] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_me.bin fw_priv=3D00000000eacba546 data=3D00000000829= 0cf98 size=3D314512 [ 130.833126] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_rlc.bin fw_priv=3D00000000328bec43 data=3D00000000b1= 39d21a size=3D185376 [ 130.833134] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/gc_11_0_0_mec.bin fw_priv=3D00000000fd9b77a5 data=3D00000000e6= 42bc9c size=3D406528 [ 130.833151] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/dcn_3_2_0_dmcub.bin fw_priv=3D00000000af71cb2f data=3D00000000= aca60ab1 size=3D284432 [ 130.833167] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/smu_13_0_0.bin fw_priv=3D00000000fa494fe0 data=3D00000000a8e97= 967 size=3D292452 [ 130.833180] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/psp_13_0_0_sos.bin fw_priv=3D000000005273a87e data=3D000000004= f725920 size=3D268304 [ 130.833192] firmware_class:__free_fw_priv: firmware_class: __free_fw_pri= v: fw-amdgpu/psp_13_0_0_ta.bin fw_priv=3D00000000dbd3858b data=3D00000000b5= 34cfff size=3D267520 [ 130.833581] amdgpu 0000:83:00.0: amdgpu: amdgpu: ttm finalized Thanks, Peter