NULL pointer dereference with kernel 6.12.0-rc1 and ARUBA GPU
Thomas Zimmermann
tzimmermann at suse.de
Mon Oct 7 12:44:29 UTC 2024
Hi
Am 30.09.24 um 19:54 schrieb Christian König:
> I've been running into the same issue as well. Going to take a look.
Any results?
>
> Christian.
>
> Am 30.09.24 um 17:25 schrieb Arthur Marsh:
>> [ 13.069630] [drm] radeon kernel modesetting enabled.
>> [ 13.069681] radeon 0000:00:01.0: vgaarb: deactivate vga console
>> [ 13.070435] Console: switching to colour dummy device 80x25
>> [ 13.070632] [drm] initializing kernel modesetting (ARUBA
>> 0x1002:0x990C 0x1002:0x0123 0x00).
>> [ 13.070718] ATOM BIOS: 113
>> [ 13.070778] radeon 0000:00:01.0: VRAM: 768M 0x0000000000000000 -
>> 0x000000002FFFFFFF (768M used)
>> [ 13.070781] radeon 0000:00:01.0: GTT: 1024M 0x0000000030000000 -
>> 0x000000006FFFFFFF
>> [ 13.070785] [drm] Detected VRAM RAM=768M, BAR=256M
>> [ 13.070786] [drm] RAM width 64bits DDR
>> [ 13.070884] [drm] radeon: 768M of VRAM memory ready
>> [ 13.070885] [drm] radeon: 1024M of GTT memory ready.
>> [ 13.070896] [drm] Loading ARUBA Microcode
>> [ 13.504398] [drm] Internal thermal controller without fan control
>> [ 13.504566] [drm] radeon: dpm initialized
>> [ 13.839229] [drm] Found VCE firmware/feedback version 50.0.1 / 17!
>> [ 13.839264] [drm] GART: num cpu pages 262144, num gpu pages 262144
>> [ 13.863929] [drm] PCIE GART of 1024M enabled (table at
>> 0x00000000001D6000).
>> [ 13.864085] radeon 0000:00:01.0: WB enabled
>> [ 13.864088] radeon 0000:00:01.0: fence driver on ring 0 use gpu
>> addr 0x0000000030000c00
>> [ 13.864467] radeon 0000:00:01.0: fence driver on ring 5 use gpu
>> addr 0x0000000000075a18
>> [ 13.884497] radeon 0000:00:01.0: fence driver on ring 6 use gpu
>> addr 0x0000000030000c18
>> [ 13.884502] radeon 0000:00:01.0: fence driver on ring 7 use gpu
>> addr 0x0000000030000c1c
>> [ 13.884503] radeon 0000:00:01.0: fence driver on ring 1 use gpu
>> addr 0x0000000030000c04
>> [ 13.884505] radeon 0000:00:01.0: fence driver on ring 2 use gpu
>> addr 0x0000000030000c08
>> [ 13.884506] radeon 0000:00:01.0: fence driver on ring 3 use gpu
>> addr 0x0000000030000c0c
>> [ 13.884507] radeon 0000:00:01.0: fence driver on ring 4 use gpu
>> addr 0x0000000030000c10
>> [ 13.884862] radeon 0000:00:01.0: radeon: MSI limited to 32-bit
>> [ 13.884921] radeon 0000:00:01.0: radeon: using MSI.
>> [ 13.885003] [drm] radeon: irq initialized.
>> [ 13.903273] [drm] ring test on 0 succeeded in 3 usecs
>> [ 13.903281] [drm] ring test on 3 succeeded in 4 usecs
>> [ 13.903286] [drm] ring test on 4 succeeded in 3 usecs
>> [ 13.949128] [drm] ring test on 5 succeeded in 2 usecs
>> [ 13.968988] [drm] UVD initialized successfully.
>> [ 14.078221] [drm] ring test on 6 succeeded in 17 usecs
>> [ 14.078234] [drm] ring test on 7 succeeded in 3 usecs
>> [ 14.078236] [drm] VCE initialized successfully.
>> [ 14.078314] snd_hda_intel 0000:00:01.1: bound 0000:00:01.0 (ops
>> radeon_audio_component_bind_ops [radeon])
>> [ 14.078502] [drm] ib test on ring 0 succeeded in 0 usecs
>> [ 14.078555] [drm] ib test on ring 3 succeeded in 0 usecs
>> [ 14.078606] [drm] ib test on ring 4 succeeded in 0 usecs
>> [ 14.153378] mc: Linux media interface: v0.10
>> [ 14.593759] usb 1-3: dvb_usb_v2: found a 'Realtek RTL2832U
>> reference design' in warm state
>> [ 14.614227] [drm] ib test on ring 5 succeeded
>> [ 14.625865] usb 1-3: dvb_usb_v2: will pass the complete MPEG2
>> transport stream to the software demuxer
>> [ 14.625885] dvbdev: DVB: registering new adapter (Realtek RTL2832U
>> reference design)
>> [ 14.625889] usb 1-3: media controller created
>> [ 14.627064] dvbdev: dvb_create_media_entity: media entity
>> 'dvb-demux' registered.
>> [ 14.801142] i2c i2c-5: Added multiplexed i2c bus 6
>> [ 14.801149] rtl2832 5-0010: Realtek RTL2832 successfully attached
>> [ 14.801176] usb 1-3: DVB: registering adapter 0 frontend 0
>> (Realtek RTL2832 (DVB-T))...
>> [ 14.801189] dvbdev: dvb_create_media_entity: media entity 'Realtek
>> RTL2832 (DVB-T)' registered.
>> [ 14.957783] i2c i2c-6: fc0012: Fitipower FC0012 successfully
>> identified
>> [ 15.158461] [drm] ib test on ring 6 succeeded
>> [ 15.178787] videodev: Linux video capture interface: v2.00
>> [ 15.460709] rtl2832_sdr rtl2832_sdr.1.auto: Registered as swradio0
>> [ 15.460715] rtl2832_sdr rtl2832_sdr.1.auto: Realtek RTL2832 SDR
>> attached
>> [ 15.460718] rtl2832_sdr rtl2832_sdr.1.auto: SDR API is still
>> slightly experimental and functionality changes may follow
>> [ 15.477759] usb 1-3: dvb_usb_v2: 'Realtek RTL2832U reference
>> design' successfully initialized and connected
>> [ 15.477878] usbcore: registered new interface driver dvb_usb_rtl28xxu
>> [ 15.670413] [drm] ib test on ring 7 succeeded
>> [ 15.671111] BUG: kernel NULL pointer dereference, address:
>> 0000000000000050
>> [ 15.671114] #PF: supervisor read access in kernel mode
>> [ 15.671117] #PF: error_code(0x0000) - not-present page
>> [ 15.671119] PGD 0 P4D 0
>> [ 15.671123] Oops: Oops: 0000 [#1] PREEMPT_RT SMP NOPTI
>> [ 15.671127] CPU: 2 UID: 0 PID: 437 Comm: udevd Not tainted
>> 6.12.0-rc1 #6131
>> [ 15.671132] Hardware name: Gigabyte Technology Co., Ltd. To be
>> filled by O.E.M./F2A78M-HD2, BIOS F2 05/28/2014
>> [ 15.671134] RIP: 0010:drm_dp_aux_register+0x59/0x110
>> [drm_display_helper]
>> [ 15.671164] Code: 86 c0 48 85 f6 48 89 83 b8 00 00 00 74 1c 48 8d
>> bb b4 03 00 00 ba 30 00 00 00 e8 52 35 bc c7 48 8d 7b 08 5b 5d e9 37
>> 31 93 c7 <48> 8b 70 50 48 85 f6 75 db 48 8b 30 eb d6 48 8d ab 88 04
>> 00 00 48
>> [ 15.671167] RSP: 0018:ffffb37f80e33960 EFLAGS: 00010246
>> [ 15.671170] RAX: 0000000000000000 RBX: ffff892d407ee508 RCX:
>> ffffffffc09b3bc0
>> [ 15.671172] RDX: ffffffffc0869e40 RSI: 0000000000000000 RDI:
>> ffff892d407ee9f0
>> [ 15.671174] RBP: ffff892d407ee9f0 R08: ffff892d42fb8008 R09:
>> 00000000c0c0c0c0
>> [ 15.671176] R10: 0000000000000000 R11: 0000000000000001 R12:
>> ffff892d5b64af50
>> [ 15.671178] R13: ffff892d5b64b092 R14: ffff892d5b64af2e R15:
>> 0000000000000018
>> [ 15.671181] FS: 00007f066d882840(0000) GS:ffff89306f900000(0000)
>> knlGS:0000000000000000
>> [ 15.671183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [ 15.671185] CR2: 0000000000000050 CR3: 00000001047a6000 CR4:
>> 00000000000406f0
>> [ 15.671188] Call Trace:
>> [ 15.671190] <TASK>
>> [ 15.671192] ? __die_body.cold+0x19/0x1e
>> [ 15.671200] ? page_fault_oops+0xa8/0x230
>> [ 15.671206] ? drm_dp_aux_register+0x59/0x110 [drm_display_helper]
>> [ 15.671227] ? search_module_extables+0x4f/0x90
>> [ 15.671233] ? fixup_exception+0x36/0x2f0
>> [ 15.671239] ? exc_page_fault+0x88/0x1b0
>> [ 15.671244] ? asm_exc_page_fault+0x22/0x30
>> [ 15.671251] ? __pfx_radeon_dp_aux_transfer_atom+0x10/0x10 [radeon]
>> [ 15.671437] ? drm_dp_aux_register+0x59/0x110 [drm_display_helper]
>> [ 15.671463] radeon_dp_aux_init+0x91/0xc0 [radeon]
>> [ 15.671634]
>> radeon_get_atom_connector_info_from_object_table+0x58e/0x880 [radeon]
>> [ 15.671764] ?
>> radeon_get_atom_connector_info_from_supported_devices_table+0x5cf/0x600
>> [radeon]
>> [ 15.671895] ? kstrdup+0x4c/0x70
>> [ 15.671902] ? __kmalloc_noprof+0x24d/0x340
>> [ 15.671908] radeon_modeset_init+0x375/0x470 [radeon]
>> [ 15.672050] ? radeon_device_init+0x667/0xb40 [radeon]
>> [ 15.672179] radeon_driver_load_kms+0xc2/0x260 [radeon]
>> [ 15.672308] radeon_pci_probe+0xff/0x170 [radeon]
>> [ 15.672436] pci_device_probe+0xbe/0x1a0
>> [ 15.672441] really_probe+0xde/0x350
>> [ 15.672447] ? pm_runtime_barrier+0x61/0xb0
>> [ 15.672452] ? __pfx___driver_attach+0x10/0x10
>> [ 15.672457] __driver_probe_device+0x78/0x110
>> [ 15.672462] driver_probe_device+0x2d/0xc0
>> [ 15.672467] __driver_attach+0xc9/0x1c0
>> [ 15.672472] bus_for_each_dev+0x6a/0xb0
>> [ 15.672476] ? migrate_enable+0xbf/0xf0
>> [ 15.672480] bus_add_driver+0x139/0x220
>> [ 15.672485] driver_register+0x6e/0xc0
>> [ 15.672491] ? __pfx_radeon_module_init+0x10/0x10 [radeon]
>> [ 15.672616] do_one_initcall+0x42/0x210
>> [ 15.672622] ? __kmalloc_cache_noprof+0x89/0x230
>> [ 15.672627] do_init_module+0x60/0x210
>> [ 15.672631] init_module_from_file+0x89/0xc0
>> [ 15.672637] __x64_sys_finit_module+0x142/0x390
>> [ 15.672643] do_syscall_64+0x47/0x110
>> [ 15.672647] entry_SYSCALL_64_after_hwframe+0x76/0x7e
>> [ 15.672653] RIP: 0033:0x7f066d6b3839
>> [ 15.672657] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
>> 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24
>> 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d b7 85 0d 00 f7 d8 64
>> 89 01 48
>> [ 15.672659] RSP: 002b:00007ffead344b38 EFLAGS: 00000246 ORIG_RAX:
>> 0000000000000139
>> [ 15.672663] RAX: ffffffffffffffda RBX: 00005586f29e09b0 RCX:
>> 00007f066d6b3839
>> [ 15.672665] RDX: 0000000000000000 RSI: 00005586f29d08d0 RDI:
>> 0000000000000011
>> [ 15.672667] RBP: 0000000000000000 R08: 0000000000000000 R09:
>> 00005586f29c0540
>> [ 15.672669] R10: 00007f066d78cac0 R11: 0000000000000246 R12:
>> 00005586f29d08d0
>> [ 15.672671] R13: 0000000000020000 R14: 00005586f29d82e0 R15:
>> 0000000000000000
>> [ 15.672675] </TASK>
>> [ 15.672676] Modules linked in: rtl2832_sdr videobuf2_vmalloc
>> videobuf2_memops videobuf2_v4l2 videobuf2_common videodev fc0012
>> rtl2832 i2c_mux dvb_usb_rtl28xxu dvb_usb_v2 dvb_core mc
>> snd_emu10k1_synth snd_emux_synth snd_seq_midi_emul snd_seq_virmidi
>> radeon(+) snd_seq_midi snd_seq_midi_event snd_seq snd_emu10k1
>> drm_ttm_helper ttm snd_hda_codec_hdmi drm_suballoc_helper
>> snd_hda_intel snd_util_mem drm_display_helper snd_ac97_codec
>> snd_intel_dspcfg snd_hda_codec snd_hda_core ac97_bus snd_hwdep
>> snd_rawmidi snd_seq_device snd_pcm drm_kms_helper snd_timer
>> edac_mce_amd k10temp sha512_ssse3 sha512_generic sha256_ssse3
>> sha1_ssse3 drm aesni_intel snd gf128mul at24 crypto_simd cryptd
>> soundcore acpi_cpufreq regmap_i2c emu10k1_gp gameport pcspkr evdev
>> serio_raw i2c_algo_bit video sp5100_tco wmi button ext4
>> crc32c_generic crc16 mbcache jbd2 hid_generic usbhid hid sg sr_mod
>> cdrom sd_mod ata_generic crc32_pclmul firewire_ohci crc32c_intel
>> firewire_core ahci i2c_piix4 crc_itu_t pata_atiixp i2c_smbus r8169
>> libahci ohci_pci xhci_pci libata
>> [ 15.672761] realtek ohci_hcd ehci_pci xhci_hcd ehci_hcd
>> mdio_devres scsi_mod scsi_common libphy usbcore usb_common
>> [ 15.672773] CR2: 0000000000000050
>> [ 15.672776] ---[ end trace 0000000000000000 ]---
>
--
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)
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