Message-ID: <20250314203104.3571-1-spasswolf@web.de>
Date: Fri, 14 Mar 2025 21:31:02 +0100
From: Bert Karwatzki <spasswolf@....de>
To: Olivier Moysan <olivier.moysan@...s.st.com>
Cc: Bert Karwatzki <spasswolf@....de>,
	Mark Brown <broonie@...nel.org>,
	linux-kernel@...r.kernel.org
Subject: commit d3321a20b511 gives NULL pointer dereference on MSI laptop

Since next-20250313 I get a NULL pointer dereference on boot. I bisected this to
commit d3321a20b511 ("ASoC: dmic: add regulator support")

[ T1343] BUG: kernel NULL pointer dereference, address: 0000000000000065
[ T1343] #PF: supervisor read access in kernel mode
[ T1343] #PF: error_code(0x0000) - not-present page
[ T1343] PGD 0 P4D 0 
[ T1343] Oops: Oops: 0000 [#1] PREEMPT_RT SMP NOPTI
[ T1343] CPU: 14 UID: 1000 PID: 1343 Comm: wireplumber Not tainted 6.14.0-rc5-bisect-00458-gd3321a20b511 #749
[ T1343] Hardware name: Micro-Star International Co., Ltd. Alpha 15 B5EEK/MS-158L, BIOS E158LAMS.107 11/10/2021
[ T1343] RIP: 0010:regulator_enable+0xa/0x70
[ T1343] Code: 4e 9d ff 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 53 48 83 ec 20 <48> 8b 6f 78 65 48 8b 1c 25 28 00 00 00 48 89 5c 24 18 48 89 fb 48
[ T1343] RSP: 0018:ffff99f044ad7c58 EFLAGS: 00010282
[ T1343] RAX: ffff8ebe59c10010 RBX: ffff8ebe4a21cde8 RCX: ffff8ebe4740fcd0
[ T1343] RDX: 0000000000000002 RSI: 0000000000000000 RDI: ffffffffffffffed
[ T1343] RBP: ffff8ebe4159ec00 R08: ffffffffc1aca45f R09: 0000000000000001
[ T1343] R10: 00000000ffffffff R11: 0000000000000000 R12: ffffffffc1aca45f
[ T1343] R13: 00000000ffffffff R14: 0000000000000001 R15: 0000000000000001
[ T1343] FS:  00007fcd4ce04c80(0000) GS:ffff8eccee980000(0000) knlGS:0000000000000000
[ T1343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ T1343] CR2: 0000000000000065 CR3: 0000000108782000 CR4: 0000000000750ef0
[ T1343] PKRU: 55555554
[ T1343] Call Trace:
[ T1343]  <TASK>
[ T1343]  ? __die+0x51/0x92
[ T1343]  ? page_fault_oops+0x99/0x210
[ T1343]  ? srso_alias_return_thunk+0x5/0xfbef5
[ T1343]  ? srso_alias_return_thunk+0x5/0xfbef5
[ T1343]  ? get_nohz_timer_target+0x21/0x140
[ T1343]  ? exc_page_fault+0x367/0x5f0
[ T1343]  ? __remove_hrtimer+0x34/0x90
[ T1343]  ? asm_exc_page_fault+0x26/0x30
[ T1343]  ? regulator_enable+0xa/0x70
[ T1343]  ? srso_alias_return_thunk+0x5/0xfbef5
[ T1343]  dmic_aif_event+0x64/0x80 [snd_soc_dmic]
[ T1343]  dapm_seq_check_event+0xd1/0xe0 [snd_soc_core]
[ T1343]  dapm_seq_run_coalesced+0x111/0x1c0 [snd_soc_core]
[ T1343]  dapm_seq_run+0xa9/0x3a0 [snd_soc_core]
[ T1343]  dapm_power_widgets+0x5fe/0x820 [snd_soc_core]
[ T1343]  ? __wake_up+0x36/0x50
[ T1343]  snd_soc_dapm_stream_event+0xf1/0x140 [snd_soc_core]
[ T1343]  __soc_pcm_prepare+0x54/0xe0 [snd_soc_core]
[ T1343]  soc_pcm_prepare+0x28/0x50 [snd_soc_core]
[ T1343]  snd_pcm_do_prepare+0x28/0x40 [snd_pcm]
[ T1343]  snd_pcm_action_single+0x31/0x80 [snd_pcm]
[ T1343]  snd_pcm_action_nonatomic+0x87/0xa0 [snd_pcm]
[ T1343]  snd_pcm_ioctl+0x26/0x40 [snd_pcm]
[ T1343]  __x64_sys_ioctl+0x92/0xc0
[ T1343]  do_syscall_64+0x5f/0x1a0
[ T1343]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[ T1343] RIP: 0033:0x7fcd4d3f58db
[ T1343] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
[ T1343] RSP: 002b:00007ffdf3e6a610 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ T1343] RAX: ffffffffffffffda RBX: 000055d98bb878d0 RCX: 00007fcd4d3f58db
[ T1343] RDX: 0000000000000000 RSI: 0000000000004140 RDI: 0000000000000026
[ T1343] RBP: 0000000000000026 R08: 0000000000000000 R09: 0000000000001000
[ T1343] R10: 0000000000000004 R11: 0000000000000246 R12: 00007ffdf3e6adf4
[ T1343] R13: 00007fcd4575ccc0 R14: 00007ffdf3e6a740 R15: 00007ffdf3e6a9b0
[ T1343]  </TASK>
[ T1343] Modules linked in: rfcomm bnep nls_ascii nls_cp437 vfat fat snd_ctl_led snd_hda_codec_realtek snd_hda_codec_generic snd_hda_scodec_component snd_hda_codec_hdmi btusb btrtl btintel snd_hda_intel btbcm btmtk snd_intel_dspcfg snd_hda_codec snd_acp3x_pdm_dma snd_soc_dmic uvcvideo snd_acp3x_rn snd_hwdep bluetooth snd_soc_core snd_hda_core videobuf2_vmalloc videobuf2_memops uvc videobuf2_v4l2 snd_pcm_oss 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 sparse_keymap wmi_bmof snd edac_mce_amd soundcore k10temp ccp snd_pci_acp3x battery ac button joydev hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_accel_3d hid_sensor_als hid_sensor_prox hid_sensor_trigger industrialio_triggered_buffer kfifo_buf evdev industrialio amd_pmc hid_sensor_iio_common mt7921e mt7921_common mt792x_lib mt76_connac_lib mt76 mac80211 libarc4 cfg80211 rfkill msr fuse nvme_fabrics efi_pstore configfs efivarfs autofs4 ext4 mbcache jbd2 usbhid amdgpu amdxcp
[ T1343]  i2c_algo_bit drm_client_lib drm_ttm_helper ttm drm_exec gpu_sched drm_suballoc_helper drm_panel_backlight_quirks hid_sensor_hub cec hid_multitouch mfd_core xhci_pci drm_buddy hid_generic xhci_hcd drm_display_helper i2c_hid_acpi psmouse amd_sfh nvme i2c_hid usbcore hid drm_kms_helper serio_raw r8169 nvme_core i2c_piix4 i2c_smbus usb_common crc16 i2c_designware_platform i2c_designware_core
[ T1343] CR2: 0000000000000065
[ T1343] ---[ end trace 0000000000000000 ]---
[ T1343] RIP: 0010:regulator_enable+0xa/0x70
[ T1343] Code: 4e 9d ff 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 53 48 83 ec 20 <48> 8b 6f 78 65 48 8b 1c 25 28 00 00 00 48 89 5c 24 18 48 89 fb 48
[ T1343] RSP: 0018:ffff99f044ad7c58 EFLAGS: 00010282
[ T1343] RAX: ffff8ebe59c10010 RBX: ffff8ebe4a21cde8 RCX: ffff8ebe4740fcd0
[ T1343] RDX: 0000000000000002 RSI: 0000000000000000 RDI: ffffffffffffffed
[ T1343] RBP: ffff8ebe4159ec00 R08: ffffffffc1aca45f R09: 0000000000000001
[ T1343] R10: 00000000ffffffff R11: 0000000000000000 R12: ffffffffc1aca45f
[ T1343] R13: 00000000ffffffff R14: 0000000000000001 R15: 0000000000000001
[ T1343] FS:  00007fcd4ce04c80(0000) GS:ffff8eccee980000(0000) knlGS:0000000000000000
[ T1343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ T1343] CR2: 0000000000000065 CR3: 0000000108782000 CR4: 0000000000750ef0
[ T1343] PKRU: 55555554
[ T1343] note: wireplumber[1343] exited with irqs disabled

Hardware MSI Alpha 15 (AMD Ryzen 7 5800H) laptop
$ lspci
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne Root Complex
00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne IOMMU
00:01.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Renoir PCIe Dummy Host Bridge
00:01.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Renoir PCIe GPP Bridge
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Renoir PCIe Dummy Host Bridge
00:02.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne PCIe GPP Bridge
00:02.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne PCIe GPP Bridge
00:02.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne PCIe GPP Bridge
00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne PCIe GPP Bridge
00:08.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Renoir PCIe Dummy Host Bridge
00:08.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Renoir Internal PCIe GPP Bridge to Bus
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 51)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 51)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 3
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 5
00:18.6 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 6
00:18.7 Host bridge: Advanced Micro Devices, Inc. [AMD] Cezanne Data Fabric; Function 7
01:00.0 PCI bridge: Advanced Micro Devices, Inc. [AMD/ATI] Navi 10 XL Upstream Port of PCI Express Switch (rev c3)
02:00.0 PCI bridge: Advanced Micro Devices, Inc. [AMD/ATI] Navi 10 XL Downstream Port of PCI Express Switch
03:00.0 Display controller: Advanced Micro Devices, Inc. [AMD/ATI] Navi 23 [Radeon RX 6600/6600 XT/6600M] (rev c3)
03:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Navi 21/23 HDMI/DP Audio Controller
04:00.0 Network controller: MEDIATEK Corp. MT7921K (RZ608) Wi-Fi 6E 80MHz
05:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller (rev 15)
06:00.0 Non-Volatile memory controller: Kingston Technology Company, Inc. KC3000/FURY Renegade NVMe SSD [E18] (rev 01)
07:00.0 Non-Volatile memory controller: Micron/Crucial Technology P1 NVMe PCIe SSD[Frampton] (rev 03)
08:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Cezanne [Radeon Vega Series / Radeon Vega Mobile Series] (rev c5)
08:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Renoir Radeon High Definition Audio Controller
08:00.2 Encryption controller: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 10h-1fh) Platform Security Processor
08:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne USB 3.1
08:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Renoir/Cezanne USB 3.1
08:00.5 Multimedia controller: Advanced Micro Devices, Inc. [AMD] ACP/ACP3X/ACP6x Audio Coprocessor (rev 01)
08:00.6 Audio device: Advanced Micro Devices, Inc. [AMD] Family 17h/19h/1ah HD Audio Controller
08:00.7 Signal processing controller: Advanced Micro Devices, Inc. [AMD] Sensor Fusion Hub

Bert Karwatzki

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