WARNING: CPU: 5 PID: 1464 at drivers/gpu/drm/ttm/ttm_bo.c:326 ttm_bo_release+0x27e/0x2d0 [ttm]

Thomas Zimmermann tzimmermann at suse.de
Tue Jun 6 07:34:47 UTC 2023


Hi

Am 05.06.23 um 18:36 schrieb Deucher, Alexander:
[...]
>> [   17.217468] Call Trace:
>> [   17.217470]  <TASK>
>> [   17.217472]  ? __warn+0x97/0x160
>> [   17.217476]  ? ttm_bo_release+0x27e/0x2d0 [ttm]
>> [   17.217481]  ? report_bug+0x1ec/0x200
>> [   17.217487]  ? handle_bug+0x3c/0x70
>> [   17.217490]  ? exc_invalid_op+0x1f/0x90
>> [   17.217493]  ? preempt_count_sub+0xb5/0x100
>> [   17.217496]  ? asm_exc_invalid_op+0x16/0x20
>> [   17.217500]  ? ttm_bo_release+0x27e/0x2d0 [ttm]
>> [   17.217505]  ? ttm_resource_move_to_lru_tail+0x1ab/0x1d0 [ttm]
>> [   17.217511]  radeon_bo_unref+0x1a/0x30 [radeon]
>> [   17.217547]  radeon_gem_object_free+0x20/0x30 [radeon]
>> [   17.217579]  radeon_fbdev_fb_destroy+0x57/0x90 [radeon]
>> [   17.217616]  unregister_framebuffer+0x72/0x110
>> [   17.217620]  drm_client_dev_unregister+0x6d/0xe0
>> [   17.217623]  drm_dev_unregister+0x2e/0x90
>> [   17.217626]  drm_put_dev+0x26/0x90
>> [   17.217628]  pci_device_remove+0x44/0xc0

This might be fallout from the recent conversion to the drm_client 
infrastructure. Maybe a double unref.

Best regards
Thomas

>> [   17.217631]  really_probe+0x257/0x340
>> [   17.217635]  __driver_probe_device+0x73/0x120
>> [   17.217638]  driver_probe_device+0x2c/0xb0
>> [   17.217641]  __driver_attach+0xa0/0x150
>> [   17.217643]  ? __pfx___driver_attach+0x10/0x10
>> [   17.217646]  bus_for_each_dev+0x67/0xa0
>> [   17.217649]  bus_add_driver+0x10e/0x210
>> [   17.217651]  driver_register+0x5c/0x120
>> [   17.217653]  ? __pfx_radeon_module_init+0x10/0x10 [radeon]
>> [   17.217681]  do_one_initcall+0x44/0x220
>> [   17.217684]  ? kmalloc_trace+0x37/0xc0
>> [   17.217688]  do_init_module+0x64/0x240
>> [   17.217691]  __do_sys_finit_module+0xb2/0x100
>> [   17.217694]  do_syscall_64+0x3b/0x90
>> [   17.217697]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>> [   17.217700] RIP: 0033:0x7f319feaa5a9
>> [   17.217702] Code: 08 89 e8 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 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 27 08 0d 00 f7 d8 64 89 01 48
>> [   17.217706] RSP: 002b:00007ffc6bf3e7f8 EFLAGS: 00000246 ORIG_RAX:
>> 0000000000000139
>> [   17.217709] RAX: ffffffffffffffda RBX: 00005607204f3170 RCX:
>> 00007f319feaa5a9
>> [   17.217710] RDX: 0000000000000000 RSI: 00007f31a002eefd RDI:
>> 0000000000000018
>> [   17.217712] RBP: 00007f31a002eefd R08: 0000000000000000 R09:
>> 00005607204f1860
>> [   17.217714] R10: 0000000000000018 R11: 0000000000000246 R12:
>> 0000000000020000
>> [   17.217716] R13: 0000000000000000 R14: 0000560720522450 R15:
>> 0000560720255899
>> [   17.217718]  </TASK>
>> [   17.217719] ---[ end trace 0000000000000000 ]---
>> [   17.233548] BUG: kernel NULL pointer dereference, address:
>> 00000000000000f8
>> [   17.233550] #PF: supervisor read access in kernel mode
>> [   17.233552] #PF: error_code(0x0000) - not-present page
>> [   17.233553] PGD 0 P4D 0
>> [   17.233555] Oops: 0000 [#1] PREEMPT SMP
>> [   17.233557] CPU: 5 PID: 1464 Comm: systemd-udevd Tainted: G        W
>> 6.4.0-rc4+ #1
>> [   17.233559] Hardware name: Micro-Star International Co., Ltd. MS-
>> 7A38/B450M PRO-VDH MAX (MS-7A38), BIOS B.G0 07/26/2022
>> [   17.233561] RIP: 0010:atombios_crtc_disable+0x3f/0x2f0 [radeon]
>> [   17.233584] Code: ec 48 48 8b 07 48 8b 58 38 e8 cd fc ff ff 48 8b 85 80 00
>> 00 00 48 8b 80 a8 00 00 00 48 85 c0 74 71 4c 8b a0 a8 00 00 00 31 f6 <49>
>> 8b bc 24 f8 00 00 00 4d 8d 6c 24 88 e8 6f 7c 4a e1 83 f8 fc 0f
>> [   17.233586] RSP: 0018:ffffc9000095fa78 EFLAGS: 00010246
>> [   17.233588] RAX: ffff888104228600 RBX: ffff888104a7c000 RCX:
>> 0000000000000005
>> [   17.233590] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
>> ffff888104a7de10
>> [   17.233591] RBP: ffff88810528d000 R08: 0000000000000c24 R09:
>> 0000000000030002
>> [   17.233592] R10: 0000000000000000 R11: 0000000000000000 R12:
>> 0000000000000000
>> [   17.233594] R13: ffff88810528b2a8 R14: 0000000000000000 R15:
>> ffff88810528b000
>> [   17.233595] FS:  00007f319fcbb8c0(0000) GS:ffff88881a540000(0000)
>> knlGS:0000000000000000
>> [   17.233597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [   17.233598] CR2: 00000000000000f8 CR3: 000000010373d000 CR4:
>> 0000000000750ee0
>> [   17.233600] PKRU: 55555554
>> [   17.233601] Call Trace:
>> [   17.233602]  <TASK>
>> [   17.233603]  ? __die+0x2d/0x80
>> [   17.233606]  ? page_fault_oops+0x15e/0x450
>> [   17.233609]  ? __pfx_cail_reg_read+0x10/0x10 [radeon]
>> [   17.233629]  ? __pfx_cail_reg_write+0x10/0x10 [radeon]
>> [   17.233647]  ? __pfx_cail_reg_read+0x10/0x10 [radeon]
>> [   17.233665]  ? __pfx_cail_reg_write+0x10/0x10 [radeon]
>> [   17.233683]  ? atom_put_dst+0x544/0x580 [radeon]
>> [   17.233704]  ? exc_page_fault+0x464/0x8a0
>> [   17.233706]  ? asm_exc_page_fault+0x22/0x30
>> [   17.233709]  ? atombios_crtc_disable+0x3f/0x2f0 [radeon]
>> [   17.233728]  ? atombios_crtc_disable+0x23/0x2f0 [radeon]
>> [   17.233746]  ? radeon_atom_encoder_dpms_avivo+0x8b/0x270 [radeon]
>> [   17.233780]  ? radeon_atom_encoder_dpms+0xd2/0x1d0 [radeon]
>> [   17.233806]  __drm_helper_disable_unused_functions+0x81/0xe0
>> [drm_kms_helper]
>> [   17.233817]  drm_crtc_helper_set_config+0x63c/0x980 [drm_kms_helper]
>> [   17.233824]  ? _raw_spin_unlock+0x15/0x40
>> [   17.233827]  ? d_walk+0x1be/0x2b0
>> [   17.233830]  ? preempt_count_sub+0xb5/0x100
>> [   17.233832]  radeon_crtc_set_config+0x4c/0x120 [radeon]
>> [   17.233857]  __drm_mode_set_config_internal+0x8f/0x140
>> [   17.233861]  drm_helper_force_disable_all+0x8e/0xc0 [drm_kms_helper]
>> [   17.233869]  radeon_modeset_fini+0x7f/0xb0 [radeon]
>> [   17.233890]  radeon_driver_unload_kms+0x36/0xa0 [radeon]
>> [   17.233911]  drm_dev_unregister+0x5c/0x90
>> [   17.233913]  drm_put_dev+0x26/0x90
>> [   17.233914]  pci_device_remove+0x44/0xc0
>> [   17.233916]  really_probe+0x257/0x340
>> [   17.233918]  __driver_probe_device+0x73/0x120
>> [   17.233920]  driver_probe_device+0x2c/0xb0
>> [   17.233923]  __driver_attach+0xa0/0x150
>> [   17.233925]  ? __pfx___driver_attach+0x10/0x10
>> [   17.233927]  bus_for_each_dev+0x67/0xa0
>> [   17.233928]  bus_add_driver+0x10e/0x210
>> [   17.233930]  driver_register+0x5c/0x120
>> [   17.233932]  ? __pfx_radeon_module_init+0x10/0x10 [radeon]
>> [   17.233951]  do_one_initcall+0x44/0x220
>> [   17.233953]  ? kmalloc_trace+0x37/0xc0
>> [   17.233955]  do_init_module+0x64/0x240
>> [   17.233957]  __do_sys_finit_module+0xb2/0x100
>> [   17.233959]  do_syscall_64+0x3b/0x90
>> [   17.233961]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>> [   17.233963] RIP: 0033:0x7f319feaa5a9
>> [   17.233965] Code: 08 89 e8 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 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 27 08 0d 00 f7 d8 64 89 01 48
>> [   17.233968] RSP: 002b:00007ffc6bf3e7f8 EFLAGS: 00000246 ORIG_RAX:
>> 0000000000000139
>> [   17.233970] RAX: ffffffffffffffda RBX: 00005607204f3170 RCX:
>> 00007f319feaa5a9
>> [   17.233971] RDX: 0000000000000000 RSI: 00007f31a002eefd RDI:
>> 0000000000000018
>> [   17.233972] RBP: 00007f31a002eefd R08: 0000000000000000 R09:
>> 00005607204f1860
>> [   17.233974] R10: 0000000000000018 R11: 0000000000000246 R12:
>> 0000000000020000
>> [   17.233975] R13: 0000000000000000 R14: 0000560720522450 R15:
>> 0000560720255899
>> [   17.233977]  </TASK>
>> [   17.233978] Modules linked in: edac_mce_amd radeon(+) drm_ttm_helper
>> ttm video drm_suballoc_helper drm_display_helper kvm irqbypass
>> drm_kms_helper syscopyarea crc32_pclmul sysfillrect sha512_ssse3 sysimgblt
>> sha512_generic cfbfillrect cfbimgblt wmi_bmof aesni_intel cfbcopyarea
>> crypto_simd cryptd k10temp acpi_cpufreq wmi dm_mod
>> [   17.233988] Dumping ftrace buffer:
>> [   17.233993]    (ftrace buffer empty)
>> [   17.233994] CR2: 00000000000000f8
>> [   17.233995] ---[ end trace 0000000000000000 ]---
>> [   17.233996] RIP: 0010:atombios_crtc_disable+0x3f/0x2f0 [radeon]
>> [   17.234017] Code: ec 48 48 8b 07 48 8b 58 38 e8 cd fc ff ff 48 8b 85 80 00
>> 00 00 48 8b 80 a8 00 00 00 48 85 c0 74 71 4c 8b a0 a8 00 00 00 31 f6 <49>
>> 8b bc 24 f8 00 00 00 4d 8d 6c 24 88 e8 6f 7c 4a e1 83 f8 fc 0f
>> [   17.234020] RSP: 0018:ffffc9000095fa78 EFLAGS: 00010246
>> [   17.234021] RAX: ffff888104228600 RBX: ffff888104a7c000 RCX:
>> 0000000000000005
>> [   17.234023] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
>> ffff888104a7de10
>> [   17.234024] RBP: ffff88810528d000 R08: 0000000000000c24 R09:
>> 0000000000030002
>> [   17.234025] R10: 0000000000000000 R11: 0000000000000000 R12:
>> 0000000000000000
>> [   17.234027] R13: ffff88810528b2a8 R14: 0000000000000000 R15:
>> ffff88810528b000
>> [   17.234028] FS:  00007f319fcbb8c0(0000) GS:ffff88881a540000(0000)
>> knlGS:0000000000000000
>> [   17.234030] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [   17.234031] CR2: 00000000000000f8 CR3: 000000010373d000 CR4:
>> 0000000000750ee0
>> [   17.234033] PKRU: 55555554
>> [   17.234034] note: systemd-udevd[1464] exited with irqs disabled
>> [   17.282192] Adding 15624188k swap on /dev/sda1.  Priority:-2 extents:1
>> across:15624188k SS
>> [   17.287243] EXT4-fs (sda2): re-mounted b522b1ae-f9dc-4183-be36-
>> d06ce4b0fec6 r/w. Quota mode: disabled.
>> [   17.377499] EXT4-fs (sdb1): mounted filesystem 5bb158ff-89fa-4860-
>> 9c06-772eef540132 r/w with ordered data mode. Quota mode: disabled.
>> [   17.377534] /dev/home1: Can't open blockdev
>> [   17.523358] NET: Registered PF_INET6 protocol family
>> [   17.523513] Segment Routing with IPv6
>> [   17.523517] In-situ OAM (IOAM) with IPv6
>> [   19.738875] r8169 0000:25:00.0 eth0: Link is Up - 1Gbps/Full - flow control
>> rx/tx
>> [   19.738892] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
>>
>> --
>> Regards/Gruss,
>>      Boris.
>>
>> https://people.kernel.org/tglx/notes-about-netiquette

-- 
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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