Am Mittwoch, dem 14.05.2025 um 20:56 +0200 schrieb Johannes Berg: > > > > I've split off the problematic piece of code into an noinline function to simplify the disassembly: > > > > Oh and also, does it even still crash with that? :) Yes, it still crashes when compiled with clang. > > Still I feel it's possibly some kind of weird side-effect and not > strictly a compiler issue? But I don't see anything so far. > > johannes The problem only occur with PREEMPT_RT=y and clang,I was able to capture the panic message via netconsole: [ 267.339591][ T575] BUG: unable to handle page fault for address: ffffffff51e080b0 [ 267.339598][ T575] #PF: supervisor write access in kernel mode [ 267.339602][ T575] #PF: error_code(0x0002) - not-present page [ 267.339606][ T575] PGD f1cc3c067 P4D f1cc3c067 PUD 0 [ 267.339613][ T575] Oops: Oops: 0002 [#1] SMP NOPTI [ 267.339622][ T575] CPU: 0 UID: 0 PID: 575 Comm: napi/phy0-0 Not tainted 6.15.0-rc6-next-20250513-llvm-00009-gec34cd07a425 #968 PREEMPT_{RT,(full)} [ 267.339629][ T575] Hardware name: Micro-Star International Co., Ltd. Alpha 15 B5EEK/MS-158L, BIOS E158LAMS.10F 11/11/2024 [ 267.339632][ T575] RIP: 0010:queued_spin_lock_slowpath+0x120/0x1c0 66 a9 83 7a 08 00 75 08 f3 90 83 7a 08 00 74 f8 [ 267.339659][ T575] RSP: 0018:ffffcc5a81edf998 EFLAGS: 00010002 [ 267.339664][ T575] RAX: ffffffffa87a5ee0 RBX: 0000000000000286 RCX: 0000000000040000 [ 267.339668][ T575] RDX: ffff8b6d2e6231c0 RSI: 0000000000000010 RDI: ffff8b5e8855cda8 [ 267.339671][ T575] RBP: ffff8b5e852ff300 R08: fffffffffffffff8 R09: 0000000000000001 R11: ffffffffa87f07f0 R12: ffff8b5e8855cd90 [ 267.339677][ T575] R13: ffff8b5ec1bd2480 R14: ffff8b5e8855cda8 R15: ffff8b5e8855cda8 [ 267.339681][ T575] FS: 0000000000000000(0000) GS:ffff8b6d84fc1000(0000) knlGS:0000000000000000 [ 267.339684][ T575] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 267.339687][ T575] CR2: ffffffff51e080b0 CR3: 0000000f1cc3a000 CR4: 0000000000750ef0 [ 267.339690][ T575] PKRU: 55555554 [ 267.339692][ T575] Call Trace: [ 267.339701][ T575] <TASK> [ 267.339705][ T575] _raw_spin_lock_irqsave+0x57/0x60 [ 267.339714][ T575] rt_spin_lock+0x73/0xa0 [ 267.339720][ T575] sock_queue_err_skb+0xdc/0x140 [ 267.339727][ T575] skb_complete_wifi_ack+0xa9/0x120 [ 267.339737][ T575] ieee80211_report_used_skb+0x541/0x6e0 [mac80211] [ 267.339799][ T575] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.339804][ T575] ? start_dl_timer+0xcf/0x110 [ 267.339814][ T575] ieee80211_tx_status_ext+0x3b3/0x870 [mac80211] [ 267.339851][ T575] ? raw_spin_rq_lock_nested+0x15/0x80 [ 267.339862][ T575] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.339866][ T575] ? rt_spin_lock+0x3d/0xa0 [ 267.339873][ T575] ? mt76_tx_status_unlock+0x38/0x230 [mt76] [ 267.339886][ T575] mt76_tx_status_unlock+0x1e0/0x230 [mt76] [ 267.339901][ T575] __mt76_tx_complete_skb+0x13b/0x2e0 [mt76] [ 267.339912][ T575] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.339915][ T575] ? rt_spin_unlock+0x12/0x40 [ 267.339918][ T575] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.339924][ T575] mt76_connac2_txwi_free+0x127/0x150 [mt76_connac_lib] [ 267.339938][ T575] mt7921_mac_tx_free+0x112/0x260 [mt7921_common] [ 267.339950][ T575] mt7921_rx_check+0x33/0xe0 [mt7921_common] [ 267.339957][ T575] mt76_dma_rx_poll+0x322/0x660 [mt76] [ 267.339970][ T575] ? mt792x_poll_rx+0x2a/0x120 [mt792x_lib] [ 267.339982][ T575] mt792x_poll_rx+0x71/0x120 [mt792x_lib] [ 267.339989][ T575] __napi_poll+0x2a/0x170 [ 267.339994][ T575] ? napi_threaded_poll_loop+0x32/0x1b0 [ 267.339998][ T575] napi_threaded_poll_loop+0xe4/0x1b0 [ 267.340001][ T575] ? napi_threaded_poll_loop+0x32/0x1b0 [ 267.340007][ T575] napi_threaded_poll+0x57/0x80 [ 267.340011][ T575] ? __pfx_napi_threaded_poll+0x10/0x10 [ 267.340014][ T575] kthread+0x25c/0x280 [ 267.340020][ T575] ? __pfx_kthread+0x10/0x10 [ 267.340025][ T575] ret_from_fork+0xc4/0x1b0 [ 267.340030][ T575] ? __pfx_kthread+0x10/0x10 [ 267.340034][ T575] ret_from_fork_asm+0x1a/0x30 [ 267.340043][ T575] </TASK> [ 267.340045][ T575] Modules linked in: netconsole ccm snd_seq_dummy snd_hrtimer snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_seq_device rfcomm bnep nls_ascii nls_cp437 vfat fat snd_ctl_led snd_hda_codec_realtek snd_hda_scodec_component snd_hda_codec_generic snd_hda_codec_hdmi btusb btbcm btintel snd_hda_intel btrtl btmtk snd_intel_dspcfg snd_hda_codec snd_soc_dmic snd_acp3x_pdm_dma snd_acp3x_rn uvcvideo bluetooth snd_soc_core snd_hwdep videobuf2_vmalloc videobuf2_memops uvc snd_hda_core videobuf2_v4l2 snd_pcm_oss videodev snd_mixer_oss snd_pcm snd_rn_pci_acp3x videobuf2_common snd_acp_config snd_soc_acpi msi_wmi ecdh_generic ecc mc wmi_bmof sparse_keymap snd_timer edac_mce_amd snd k10temp ccp snd_pci_acp3x soundcore battery ac button joydev hid_sensor_gyro_3d hid_sensor_magn_3d hid_sensor_als hid_sensor_prox hid_sensor_accel_3d hid_sensor_trigger hid_sensor_iio_common amd_pmc industrialio_triggered_buffer kfifo_buf evdev industrialio mt7921e mt7921_common mt792x_lib mt76_ libarc4 cfg80211 [ 267.340161][ T575] rfkill msr fuse nvme_fabrics efi_pstore configfs efivarfs autofs4 ext4 mbcache jbd2 amdgpu usbhid drm_panel_backlight_quirks cec drm_buddy drm_suballoc_helper drm_exec i2c_algo_bit drm_display_helper xhci_pci gpu_sched drm_ttm_helper xhci_hcd hid_sensor_hub ttm hid_multitouch mfd_core hid_generic psmouse i2c_hid_acpi drm_client_lib nvme amd_sfh usbcore i2c_hid drm_kms_helper hid serio_raw nvme_core r8169 i2c_piix4 i2c_smbus usb_common amdxcp crc16 i2c_designware_platform i2c_designware_core [ 267.340214][ T575] CR2: ffffffff51e080b0 [ 267.340219][ T575] ---[ end trace 0000000000000000 ]--- [ 267.536499][ T575] RIP: 0010:queued_spin_lock_slowpath+0x120/0x1c0 66 a9 83 7a 08 00 75 08 f3 90 83 7a 08 00 74 f8 [ 267.536514][ T575] RSP: 0018:ffffcc5a81edf998 EFLAGS: 00010002 [ 267.536518][ T575] RAX: ffffffffa87a5ee0 RBX: 0000000000000286 RCX: 0000000000040000 [ 267.536521][ T575] RDX: ffff8b6d2e6231c0 RSI: 0000000000000010 RDI: ffff8b5e8855cda8 [ 267.536523][ T575] RBP: ffff8b5e852ff300 R08: fffffffffffffff8 R09: 0000000000000001 R11: ffffffffa87f07f0 R12: ffff8b5e8855cd90 [ 267.536526][ T575] R13: ffff8b5ec1bd2480 R14: ffff8b5e8855cda8 R15: ffff8b5e8855cda8 [ 267.536528][ T575] FS: 0000000000000000(0000) GS:ffff8b6d84fc1000(0000) knlGS:0000000000000000 [ 267.536530][ T575] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 267.536532][ T575] CR2: ffffffff51e080b0 CR3: 0000000f1cc3a000 CR4: 0000000000750ef0 [ 267.536534][ T575] PKRU: 55555554 [ 267.536536][ T575] Kernel panic - not syncing: Fatal exception in interrupt [ 267.536948][ T575] Kernel Offset: 0x26e00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 267.735256][ T575] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]--- Another try showed a different error (non-canonical address!) [ 115.685734][ T579] Oops: general protection fault, probably for non- canonical address 0x9d504b8ce3373: 0000 [#1] SMP NOPTI [ 115.685742][ T579] CPU: 13 UID: 0 PID: 579 Comm: napi/phy0-0 Not tainted 6.15.0-rc6-next-20250513-llvm-00009-gec34cd07a425 #970 PREEMPT_{RT,(full)} [ 115.685747][ T579] Hardware name: Micro-Star International Co., Ltd. Alpha 15 B5EEK/MS-158L, BIOS E158LAMS.10F 11/11/2024 [ 115.685749][ T579] RIP: 0010:queued_spin_lock_slowpath+0x120/0x1c0 86 b9 83 7a 08 00 75 08 f3 90 83 7a 08 00 74 f8 [ 115.685758][ T579] RSP: 0018:ffffd0c244fc3998 EFLAGS: 00010006 [ 115.685761][ T579] RAX: 0009d504ff4811a3 RBX: 0000000000000286 RCX: 0000000000380000 [ 115.685764][ T579] RDX: ffff8e13ee9631c0 RSI: 0000000000000010 RDI: ffff8e08c29126a8 [ 115.685765][ T579] RBP: ffff8e055300d400 R08: fffffffffffffff8 R09: 0000000000000001 R11: ffffffffb89f07f0 R12: ffff8e08c2912690 [ 115.685769][ T579] R13: ffff8e056a2f2480 R14: ffff8e08c29126a8 R15: ffff8e08c29126a8 [ 115.685771][ T579] FS: 0000000000000000(0000) GS:ffff8e1435101000(0000) knlGS:0000000000000000 [ 115.685773][ T579] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.685776][ T579] CR2: 00007f56b8d28000 CR3: 0000000163d15000 CR4: 0000000000750ef0 [ 115.685778][ T579] PKRU: 55555554 [ 115.685779][ T579] Call Trace: [ 115.685782][ T579] <TASK> [ 115.685784][ T579] _raw_spin_lock_irqsave+0x57/0x60 [ 115.685790][ T579] rt_spin_lock+0x73/0xa0 [ 115.685795][ T579] sock_queue_err_skb+0xdc/0x140 [ 115.685801][ T579] skb_complete_wifi_ack+0xa9/0x120 [ 115.685809][ T579] ieee80211_report_used_skb+0x541/0x6e0 [mac80211] [ 115.685858][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685862][ T579] ? wake_up_q+0x4e/0xe0 [ 115.685867][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685872][ T579] ieee80211_tx_status_ext+0x3b3/0x870 [mac80211] [ 115.685902][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685905][ T579] ? rt_spin_lock+0x3d/0xa0 [ 115.685910][ T579] ? mt76_tx_status_unlock+0x38/0x230 [mt76] [ 115.685920][ T579] mt76_tx_status_unlock+0x1e0/0x230 [mt76] [ 115.685932][ T579] __mt76_tx_complete_skb+0x13b/0x2e0 [mt76] [ 115.685942][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685945][ T579] ? rt_spin_unlock+0x12/0x40 [ 115.685947][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685954][ T579] mt76_connac2_txwi_free+0x127/0x150 [mt76_connac_lib] [ 115.685964][ T579] mt7921_mac_tx_free+0x112/0x260 [mt7921_common] [ 115.685975][ T579] mt7921_rx_check+0x33/0xe0 [mt7921_common] [ 115.685982][ T579] mt76_dma_rx_poll+0x322/0x660 [mt76] [ 115.685993][ T579] ? mt792x_poll_rx+0x2a/0x120 [mt792x_lib] [ 115.686001][ T579] mt792x_poll_rx+0x71/0x120 [mt792x_lib] [ 115.686009][ T579] __napi_poll+0x2a/0x170 [ 115.686013][ T579] ? napi_threaded_poll_loop+0x32/0x1b0 [ 115.686017][ T579] napi_threaded_poll_loop+0xe4/0x1b0 [ 115.686020][ T579] ? napi_threaded_poll_loop+0x32/0x1b0 [ 115.686026][ T579] napi_threaded_poll+0x57/0x80 [ 115.686029][ T579] ? __pfx_napi_threaded_poll+0x10/0x10 [ 115.686032][ T579] kthread+0x25c/0x280 [ 115.686038][ T579] ? __pfx_kthread+0x10/0x10 [ 115.686043][ T579] ret_from_fork+0xc4/0x1b0 [ 115.686047][ T579] ? __pfx_kthread+0x10/0x10 [ 115.686051][ T579] ret_from_fork_asm+0x1a/0x30 [ 115.686058][ T579] </TASK> [ 115.686060][ T579] Modules linked in: ccm netconsole snd_seq_dummy snd_hrtimer snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_seq_device rfcomm bnep nls_ascii nls_cp437 vfat fat snd_ctl_led snd_hda_codec_realtek snd_hda_scodec_component snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_intel btusb snd_intel_dspcfg btbcm snd_hda_codec btintel btrtl uvcvideo snd_acp3x_pdm_dma btmtk snd_soc_dmic snd_hwdep snd_acp3x_rn snd_soc_core snd_hda_core videobuf2_vmalloc videobuf2_memops uvc bluetooth snd_pcm_oss videobuf2_v4l2 snd_mixer_oss videodev snd_pcm snd_rn_pci_acp3x snd_acp_config videobuf2_common snd_timer msi_wmi snd_soc_acpi ecdh_generic ecc mc wmi_bmof sparse_keymap edac_mce_amd snd ccp soundcore k10temp snd_pci_acp3x battery ac button joydev hid_sensor_prox hid_sensor_accel_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_magn_3d hid_sensor_trigger hid_sensor_iio_common amd_pmc industrialio_triggered_buffer kfifo_buf evdev industrialio mt7921e mt7921_common mt792x_lib mt76_ libarc4 cfg80211 [ 115.686166][ T579] rfkill msr fuse nvme_fabrics configfs efi_pstore efivarfs autofs4 ext4 mbcache jbd2 amdgpu usbhid drm_panel_backlight_quirks cec drm_buddy drm_suballoc_helper drm_exec i2c_algo_bit drm_display_helper xhci_pci gpu_sched hid_sensor_hub xhci_hcd psmouse drm_ttm_helper mfd_core hid_multitouch hid_generic ttm i2c_hid_acpi serio_raw usbcore drm_client_lib nvme amd_sfh i2c_hid hid drm_kms_helper nvme_core r8169 i2c_piix4 amdxcp usb_common crc16 i2c_smbus i2c_designware_platform i2c_designware_core [ 115.686236][ T579] ---[ end trace 0000000000000000 ]--- [ 115.782274][ T579] RIP: 0010:queued_spin_lock_slowpath+0x120/0x1c0 86 b9 83 7a 08 00 75 08 f3 90 83 7a 08 00 74 f8 [ 115.782274][ T579] RSP: 0018:ffffd0c244fc3998 EFLAGS: 00010006 [ 115.782274][ T579] RAX: 0009d504ff4811a3 RBX: 0000000000000286 RCX: 0000000000380000 [ 115.782274][ T579] RDX: ffff8e13ee9631c0 RSI: 0000000000000010 RDI: ffff8e08c29126a8 [ 115.846760][ T579] RBP: ffff8e055300d400 R08: fffffffffffffff8 R09: 0000000000000001 R11: ffffffffb89f07f0 R12: ffff8e08c2912690 [ 115.846760][ T579] R13: ffff8e056a2f2480 R14: ffff8e08c29126a8 R15: ffff8e08c29126a8 [ 115.846765][ T579] FS: 0000000000000000(0000) GS:ffff8e1435101000(0000) knlGS:0000000000000000 [ 115.846765][ T579] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.846770][ T579] CR2: 00007f56b8d28000 CR3: 000000018d63a000 CR4: 0000000000750ef0 [ 115.846770][ T579] PKRU: 55555554 [ 115.846773][ T579] Kernel panic - not syncing: Fatal exception in interrupt [ 115.846773][ T579] Kernel Offset: 0x37000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 115.685734][ T579] Oops: general protection fault, probably for non- canonical address 0x9d504b8ce3373: 0000 [#1] SMP NOPTI [ 115.685742][ T579] CPU: 13 UID: 0 PID: 579 Comm: napi/phy0-0 Not tainted 6.15.0-rc6-next-20250513-llvm-00009-gec34cd07a425 #970 PREEMPT_{RT,(full)} [ 115.685747][ T579] Hardware name: Micro-Star International Co., Ltd. Alpha 15 B5EEK/MS-158L, BIOS E158LAMS.10F 11/11/2024 [ 115.685749][ T579] RIP: 0010:queued_spin_lock_slowpath+0x120/0x1c0 86 b9 83 7a 08 00 75 08 f3 90 83 7a 08 00 74 f8 [ 115.685758][ T579] RSP: 0018:ffffd0c244fc3998 EFLAGS: 00010006 [ 115.685761][ T579] RAX: 0009d504ff4811a3 RBX: 0000000000000286 RCX: 0000000000380000 [ 115.685764][ T579] RDX: ffff8e13ee9631c0 RSI: 0000000000000010 RDI: ffff8e08c29126a8 [ 115.685765][ T579] RBP: ffff8e055300d400 R08: fffffffffffffff8 R09: 0000000000000001 R11: ffffffffb89f07f0 R12: ffff8e08c2912690 [ 115.685769][ T579] R13: ffff8e056a2f2480 R14: ffff8e08c29126a8 R15: ffff8e08c29126a8 [ 115.685771][ T579] FS: 0000000000000000(0000) GS:ffff8e1435101000(0000) knlGS:0000000000000000 [ 115.685773][ T579] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.685776][ T579] CR2: 00007f56b8d28000 CR3: 0000000163d15000 CR4: 0000000000750ef0 [ 115.685778][ T579] PKRU: 55555554 [ 115.685779][ T579] Call Trace: [ 115.685782][ T579] <TASK> [ 115.685784][ T579] _raw_spin_lock_irqsave+0x57/0x60 [ 115.685790][ T579] rt_spin_lock+0x73/0xa0 [ 115.685795][ T579] sock_queue_err_skb+0xdc/0x140 [ 115.685801][ T579] skb_complete_wifi_ack+0xa9/0x120 [ 115.685809][ T579] ieee80211_report_used_skb+0x541/0x6e0 [mac80211] [ 115.685858][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685862][ T579] ? wake_up_q+0x4e/0xe0 [ 115.685867][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685872][ T579] ieee80211_tx_status_ext+0x3b3/0x870 [mac80211] [ 115.685902][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685905][ T579] ? rt_spin_lock+0x3d/0xa0 [ 115.685910][ T579] ? mt76_tx_status_unlock+0x38/0x230 [mt76] [ 115.685920][ T579] mt76_tx_status_unlock+0x1e0/0x230 [mt76] [ 115.685932][ T579] __mt76_tx_complete_skb+0x13b/0x2e0 [mt76] [ 115.685942][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685945][ T579] ? rt_spin_unlock+0x12/0x40 [ 115.685947][ T579] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.685954][ T579] mt76_connac2_txwi_free+0x127/0x150 [mt76_connac_lib] [ 115.685964][ T579] mt7921_mac_tx_free+0x112/0x260 [mt7921_common] [ 115.685975][ T579] mt7921_rx_check+0x33/0xe0 [mt7921_common] [ 115.685982][ T579] mt76_dma_rx_poll+0x322/0x660 [mt76] [ 115.685993][ T579] ? mt792x_poll_rx+0x2a/0x120 [mt792x_lib] [ 115.686001][ T579] mt792x_poll_rx+0x71/0x120 [mt792x_lib] [ 115.686009][ T579] __napi_poll+0x2a/0x170 [ 115.686013][ T579] ? napi_threaded_poll_loop+0x32/0x1b0 [ 115.686017][ T579] napi_threaded_poll_loop+0xe4/0x1b0 [ 115.686020][ T579] ? napi_threaded_poll_loop+0x32/0x1b0 [ 115.686026][ T579] napi_threaded_poll+0x57/0x80 [ 115.686029][ T579] ? __pfx_napi_threaded_poll+0x10/0x10 [ 115.686032][ T579] kthread+0x25c/0x280 [ 115.686038][ T579] ? __pfx_kthread+0x10/0x10 [ 115.686043][ T579] ret_from_fork+0xc4/0x1b0 [ 115.686047][ T579] ? __pfx_kthread+0x10/0x10 [ 115.686051][ T579] ret_from_fork_asm+0x1a/0x30 [ 115.686058][ T579] </TASK> [ 115.686060][ T579] Modules linked in: ccm netconsole snd_seq_dummy snd_hrtimer snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_seq_device rfcomm bnep nls_ascii nls_cp437 vfat fat snd_ctl_led snd_hda_codec_realtek snd_hda_scodec_component snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_intel btusb snd_intel_dspcfg btbcm snd_hda_codec btintel btrtl uvcvideo snd_acp3x_pdm_dma btmtk snd_soc_dmic snd_hwdep snd_acp3x_rn snd_soc_core snd_hda_core videobuf2_vmalloc videobuf2_memops uvc bluetooth snd_pcm_oss videobuf2_v4l2 snd_mixer_oss videodev snd_pcm snd_rn_pci_acp3x snd_acp_config videobuf2_common snd_timer msi_wmi snd_soc_acpi ecdh_generic ecc mc wmi_bmof sparse_keymap edac_mce_amd snd ccp soundcore k10temp snd_pci_acp3x battery ac button joydev hid_sensor_prox hid_sensor_accel_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_magn_3d hid_sensor_trigger hid_sensor_iio_common amd_pmc industrialio_triggered_buffer kfifo_buf evdev industrialio mt7921e mt7921_common mt792x_lib mt76_ libarc4 cfg80211 [ 115.686166][ T579] rfkill msr fuse nvme_fabrics configfs efi_pstore efivarfs autofs4 ext4 mbcache jbd2 amdgpu usbhid drm_panel_backlight_quirks cec drm_buddy drm_suballoc_helper drm_exec i2c_algo_bit drm_display_helper xhci_pci gpu_sched hid_sensor_hub xhci_hcd psmouse drm_ttm_helper mfd_core hid_multitouch hid_generic ttm i2c_hid_acpi serio_raw usbcore drm_client_lib nvme amd_sfh i2c_hid hid drm_kms_helper nvme_core r8169 i2c_piix4 amdxcp usb_common crc16 i2c_smbus i2c_designware_platform i2c_designware_core [ 115.686236][ T579] ---[ end trace 0000000000000000 ]--- [ 115.782274][ T579] RIP: 0010:queued_spin_lock_slowpath+0x120/0x1c0 86 b9 83 7a 08 00 75 08 f3 90 83 7a 08 00 74 f8 [ 115.782274][ T579] RSP: 0018:ffffd0c244fc3998 EFLAGS: 00010006 [ 115.782274][ T579] RAX: 0009d504ff4811a3 RBX: 0000000000000286 RCX: 0000000000380000 [ 115.782274][ T579] RDX: ffff8e13ee9631c0 RSI: 0000000000000010 RDI: ffff8e08c29126a8 [ 115.846760][ T579] RBP: ffff8e055300d400 R08: fffffffffffffff8 R09: 0000000000000001 R11: ffffffffb89f07f0 R12: ffff8e08c2912690 [ 115.846760][ T579] R13: ffff8e056a2f2480 R14: ffff8e08c29126a8 R15: ffff8e08c29126a8 [ 115.846765][ T579] FS: 0000000000000000(0000) GS:ffff8e1435101000(0000) knlGS:0000000000000000 [ 115.846765][ T579] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.846770][ T579] CR2: 00007f56b8d28000 CR3: 000000018d63a000 CR4: 0000000000750ef0 [ 115.846770][ T579] PKRU: 55555554 [ 115.846773][ T579] Kernel panic - not syncing: Fatal exception in interrupt [ 115.846773][ T579] Kernel Offset: 0x37000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 115.846773][ T579] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]--- Bert Karwatzki