Info

Permalink
Function
__warn
First occurrence
2020-11-11
Last occurrence
2023-09-03
State
NEW
Components
kernel
Quality
-81

Statistics

Operating system Count
CentOS 7 26
Architecture Count
x86_64 26
Related packages Count
kernel 26
 0:3.10.0-1062.1.2.el7 8
 0:3.10.0-1062.el7 7
 0:3.10.0-1127.19.1.el7 2
 0:3.10.0-1127.el7 2
 0:3.10.0-1160.6.1.el7 2
 0:3.10.0-1160.24.1.el7 1
 0:3.10.0-1160.71.1.el7 1
 0:3.10.0-1160.76.1.el7 1
 0:3.10.0-1160.el7 1
 0:3.10.0-1160.59.1.el7 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

History

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Monthly:

No reports in the last 20 days.

No reports in the last 20 weeks.

Report backtrace


Complete report #390194
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffb29865b9
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffb229b278
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffb229b3bd
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x1d
4
dcn_bw_update_from_pplib
amdgpu 0xffffffffc07c66d4
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xa4
5
? dcn1_clk_mgr_create
amdgpu 0xffffffffc08197cb
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xfb
6
construct
amdgpu 0xffffffffc080250f
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x9ef
7
dcn10_create_resource_pool
amdgpu 0xffffffffc08029e1
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x41
8
dc_create_resource_pool
amdgpu 0xffffffffc08580fc
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x4c
9
? __kmalloc
vmlinux 0xffffffffb2428ceb
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x1eb
10
? dal_gpio_service_create
amdgpu 0xffffffffc07f4c4d
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x9d
11
? dal_gpio_service_create
amdgpu 0xffffffffc07f4c4d
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x9d
12
dc_create
amdgpu 0xffffffffc08522bd
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x26d
13
? kmem_cache_alloc_trace
vmlinux 0xffffffffb242920c
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x3c
14
dm_hw_init
amdgpu 0xffffffffc07a584d
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xed
15
amdgpu_device_init
amdgpu 0xffffffffc068e6d8
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x1038
16
amdgpu_driver_load_kms
amdgpu 0xffffffffc069209b
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x5b
17
drm_dev_register
drm 0xffffffffc05bd5cf
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x12f
18
? pci_enable_device_flags
vmlinux 0xffffffffb25d58d8
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xe8
19
amdgpu_pci_probe
amdgpu 0xffffffffc068b464
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xd4
20
local_pci_probe
vmlinux 0xffffffffb25d727a
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x4a
21
pci_device_probe
vmlinux 0xffffffffb25d89c9
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x109
22
driver_probe_device
vmlinux 0xffffffffb26bc0a5
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xc5
23
__driver_attach
vmlinux 0xffffffffb26bc4a3
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x93
24
? __device_attach
vmlinux 0xffffffffb26bc410
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x50
25
bus_for_each_dev
vmlinux 0xffffffffb26b9c45
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x75
26
driver_attach
vmlinux 0xffffffffb26bba1e
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x1e
27
bus_add_driver
vmlinux 0xffffffffb26bb4c0
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x200
28
driver_register
vmlinux 0xffffffffb26bcb34
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x64
29
__pci_register_driver
vmlinux 0xffffffffb25d8205
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xa5
30
? _unknown_
vmlinux 0xffffffffc0987000
Build id: 3.10.0-1160.59.1.el7.x86_64 		-
31
amdgpu_init
amdgpu 0xffffffffc0987075
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x75
32
do_one_initcall
vmlinux 0xffffffffb220210a
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xba
33
load_module
vmlinux 0xffffffffb231e92a
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x271a
34
? ddebug_proc_write
vmlinux 0xffffffffb25b4f00
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x100
35
SyS_init_module
vmlinux 0xffffffffb231eeaf
Build id: 3.10.0-1160.59.1.el7.x86_64 		0xef
36
system_call_fastpath
vmlinux 0xffffffffb2999f92
Build id: 3.10.0-1160.59.1.el7.x86_64 		0x25 
WARNING: CPU: 0 PID: 279 at drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c:1380 dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
Modules linked in: sd_mod crc_t10dif crct10dif_generic amdgpu(+) chash amd_iommu_v2 gpu_sched drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ahci igb libahci drm nvme ptp crct10dif_pclmul crct10dif_common pps_core dca i2c_algo_bit libata crc32c_intel serio_raw nvme_core drm_panel_orientation_quirks sdhci_acpi iosf_mbi sdhci mmc_core dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 279 Comm: systemd-udevd Not tainted 3.10.0-1160.59.1.el7.x86_64 #1
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./A320M-ITX, BIOS P6.60 08/06/2020
Call Trace:
 [<ffffffffb29865b9>] dump_stack+0x19/0x1b
 [<ffffffffb229b278>] __warn+0xd8/0x100
 [<ffffffffb229b3bd>] warn_slowpath_null+0x1d/0x20
 [<ffffffffc07c66d4>] dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
 [<ffffffffc08197cb>] ? dcn1_clk_mgr_create+0xfb/0x190 [amdgpu]
 [<ffffffffc080250f>] construct+0x9ef/0xe60 [amdgpu]
 [<ffffffffc08029e1>] dcn10_create_resource_pool+0x41/0x70 [amdgpu]
 [<ffffffffc08580fc>] dc_create_resource_pool+0x4c/0x1f0 [amdgpu]
 [<ffffffffb2428ceb>] ? __kmalloc+0x1eb/0x230
 [<ffffffffc07f4c4d>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc07f4c4d>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc08522bd>] dc_create+0x26d/0x750 [amdgpu]
 [<ffffffffb242920c>] ? kmem_cache_alloc_trace+0x3c/0x200
 [<ffffffffc07a584d>] dm_hw_init+0xed/0x280 [amdgpu]
 [<ffffffffc068e6d8>] amdgpu_device_init+0x1038/0x17d0 [amdgpu]
 [<ffffffffc069209b>] amdgpu_driver_load_kms+0x5b/0x300 [amdgpu]
 [<ffffffffc05bd5cf>] drm_dev_register+0x12f/0x1d0 [drm]
 [<ffffffffb25d58d8>] ? pci_enable_device_flags+0xe8/0x140
 [<ffffffffc068b464>] amdgpu_pci_probe+0xd4/0x170 [amdgpu]
 [<ffffffffb25d727a>] local_pci_probe+0x4a/0xb0
 [<ffffffffb25d89c9>] pci_device_probe+0x109/0x160
 [<ffffffffb26bc0a5>] driver_probe_device+0xc5/0x3e0
 [<ffffffffb26bc4a3>] __driver_attach+0x93/0xa0
 [<ffffffffb26bc410>] ? __device_attach+0x50/0x50
 [<ffffffffb26b9c45>] bus_for_each_dev+0x75/0xc0
 [<ffffffffb26bba1e>] driver_attach+0x1e/0x20
 [<ffffffffb26bb4c0>] bus_add_driver+0x200/0x2d0
 [<ffffffffb26bcb34>] driver_register+0x64/0xf0
 [<ffffffffb25d8205>] __pci_register_driver+0xa5/0xc0
 [<ffffffffc0987000>] ? 0xffffffffc0986fff
 [<ffffffffc0987075>] amdgpu_init+0x75/0x81 [amdgpu]
 [<ffffffffb220210a>] do_one_initcall+0xba/0x240
 [<ffffffffb231e92a>] load_module+0x271a/0x2bb0
 [<ffffffffb25b4f00>] ? ddebug_proc_write+0x100/0x100
 [<ffffffffb231eeaf>] SyS_init_module+0xef/0x140
 [<ffffffffb2999f92>] system_call_fastpath+0x25/0x2a
Complete report #22993
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffb31792c2
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffb2a9a878
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffb2a9a9bd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1d
4
dcn_bw_update_from_pplib
amdgpu 0xffffffffc04c3684
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xa4
5
? dcn1_clk_mgr_create
amdgpu 0xffffffffc051677b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xfb
6
construct
amdgpu 0xffffffffc04ff4bf
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9ef
7
dcn10_create_resource_pool
amdgpu 0xffffffffc04ff991
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x41
8
dc_create_resource_pool
amdgpu 0xffffffffc05550ac
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x4c
9
? kmem_cache_alloc_trace
vmlinux 0xffffffffb2c23826
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1d6
10
? __kmalloc
vmlinux 0xffffffffb2c2454b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1eb
11
? dal_gpio_service_create
amdgpu 0xffffffffc04f1bfd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9d
12
? dal_gpio_service_create
amdgpu 0xffffffffc04f1bfd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9d
13
dc_create
amdgpu 0xffffffffc054f26d
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x26d
14
? kmem_cache_alloc_trace
vmlinux 0xffffffffb2c2368c
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x3c
15
dm_hw_init
amdgpu 0xffffffffc04a27fd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xed
16
amdgpu_device_init
amdgpu 0xffffffffc038b6d8
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1038
17
amdgpu_driver_load_kms
amdgpu 0xffffffffc038f09b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x5b
18
drm_dev_register
drm 0xffffffffc027d5cf
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x12f
19
? pci_enable_device_flags
vmlinux 0xffffffffb2dcdfd8
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xe8
20
amdgpu_pci_probe
amdgpu 0xffffffffc0388464
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xd4
21
local_pci_probe
vmlinux 0xffffffffb2dcf97a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x4a
22
pci_device_probe
vmlinux 0xffffffffb2dd10c9
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x109
23
driver_probe_device
vmlinux 0xffffffffb2eb4205
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xc5
24
__driver_attach
vmlinux 0xffffffffb2eb4603
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x93
25
? __device_attach
vmlinux 0xffffffffb2eb4570
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x50
26
bus_for_each_dev
vmlinux 0xffffffffb2eb1da5
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x75
27
driver_attach
vmlinux 0xffffffffb2eb3b7e
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1e
28
bus_add_driver
vmlinux 0xffffffffb2eb3620
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x200
29
driver_register
vmlinux 0xffffffffb2eb4c94
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x64
30
__pci_register_driver
vmlinux 0xffffffffb2dd0905
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xa5
31
? _unknown_
vmlinux 0xffffffffc0684000
Build id: 3.10.0-1062.1.2.el7.x86_64 		-
32
amdgpu_init
amdgpu 0xffffffffc0684075
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x75
33
do_one_initcall
vmlinux 0xffffffffb2a0210a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xba
34
load_module
vmlinux 0xffffffffb2b1c90a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x271a
35
? ddebug_proc_write
vmlinux 0xffffffffb2dad740
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x100
36
SyS_init_module
vmlinux 0xffffffffb2b1ce8f
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xef
37
system_call_fastpath
vmlinux 0xffffffffb318cede
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x25 
WARNING: CPU: 3 PID: 231 at drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c:1380 dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
Modules linked in: amdgpu(+) chash i2c_algo_bit amd_iommu_v2 gpu_sched drm_kms_helper syscopyarea crct10dif_pclmul crct10dif_common sysfillrect sysimgblt fb_sys_fops ttm crc32c_intel ahci drm serio_raw libahci libata r8169 drm_panel_orientation_quirks sdhci_acpi iosf_mbi sdhci mmc_core
CPU: 3 PID: 231 Comm: systemd-udevd Not tainted 3.10.0-1062.1.2.el7.x86_64 #1
Hardware name: Micro-Star International Co., Ltd. MS-7A38/B350M BAZOOKA (MS-7A38), BIOS 1.D0 03/16/2018
Call Trace:
 [<ffffffffb31792c2>] dump_stack+0x19/0x1b
 [<ffffffffb2a9a878>] __warn+0xd8/0x100
 [<ffffffffb2a9a9bd>] warn_slowpath_null+0x1d/0x20
 [<ffffffffc04c3684>] dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
 [<ffffffffc051677b>] ? dcn1_clk_mgr_create+0xfb/0x190 [amdgpu]
 [<ffffffffc04ff4bf>] construct+0x9ef/0xe60 [amdgpu]
 [<ffffffffc04ff991>] dcn10_create_resource_pool+0x41/0x70 [amdgpu]
 [<ffffffffc05550ac>] dc_create_resource_pool+0x4c/0x1f0 [amdgpu]
 [<ffffffffb2c23826>] ? kmem_cache_alloc_trace+0x1d6/0x200
 [<ffffffffb2c2454b>] ? __kmalloc+0x1eb/0x230
 [<ffffffffc04f1bfd>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc04f1bfd>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc054f26d>] dc_create+0x26d/0x750 [amdgpu]
 [<ffffffffb2c2368c>] ? kmem_cache_alloc_trace+0x3c/0x200
 [<ffffffffc04a27fd>] dm_hw_init+0xed/0x280 [amdgpu]
 [<ffffffffc038b6d8>] amdgpu_device_init+0x1038/0x17d0 [amdgpu]
 [<ffffffffc038f09b>] amdgpu_driver_load_kms+0x5b/0x300 [amdgpu]
 [<ffffffffc027d5cf>] drm_dev_register+0x12f/0x1d0 [drm]
 [<ffffffffb2dcdfd8>] ? pci_enable_device_flags+0xe8/0x140
 [<ffffffffc0388464>] amdgpu_pci_probe+0xd4/0x170 [amdgpu]
 [<ffffffffb2dcf97a>] local_pci_probe+0x4a/0xb0
 [<ffffffffb2dd10c9>] pci_device_probe+0x109/0x160
 [<ffffffffb2eb4205>] driver_probe_device+0xc5/0x3e0
 [<ffffffffb2eb4603>] __driver_attach+0x93/0xa0
 [<ffffffffb2eb4570>] ? __device_attach+0x50/0x50
 [<ffffffffb2eb1da5>] bus_for_each_dev+0x75/0xc0
 [<ffffffffb2eb3b7e>] driver_attach+0x1e/0x20
 [<ffffffffb2eb3620>] bus_add_driver+0x200/0x2d0
 [<ffffffffb2eb4c94>] driver_register+0x64/0xf0
 [<ffffffffb2dd0905>] __pci_register_driver+0xa5/0xc0
 [<ffffffffc0684000>] ? 0xffffffffc0683fff
 [<ffffffffc0684075>] amdgpu_init+0x75/0x81 [amdgpu]
 [<ffffffffb2a0210a>] do_one_initcall+0xba/0x240
 [<ffffffffb2b1c90a>] load_module+0x271a/0x2bb0
 [<ffffffffb2dad740>] ? ddebug_proc_write+0x100/0x100
 [<ffffffffb2b1ce8f>] SyS_init_module+0xef/0x140
 [<ffffffffb318cede>] system_call_fastpath+0x25/0x2a
Complete report #20280
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff8e5792c2
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff8de9a878
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff8de9a9bd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1d
4
dcn_bw_update_from_pplib
amdgpu 0xffffffffc041c684
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xa4
5
? dcn1_clk_mgr_create
amdgpu 0xffffffffc046f77b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xfb
6
construct
amdgpu 0xffffffffc04584bf
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9ef
7
? dal_aux_engine_dce110_create
amdgpu 0xffffffffc0455c7a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x2a
8
? dc_create
amdgpu 0xffffffffc04a8206
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x206
9
dcn10_create_resource_pool
amdgpu 0xffffffffc0458991
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x41
10
dc_create_resource_pool
amdgpu 0xffffffffc04ae0ac
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x4c
11
? kmem_cache_alloc_trace
vmlinux 0xffffffff8e023826
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1d6
12
? __kmalloc
vmlinux 0xffffffff8e02454b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1eb
13
? dal_gpio_service_create
amdgpu 0xffffffffc044abfd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9d
14
? dal_gpio_service_create
amdgpu 0xffffffffc044abfd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9d
15
dc_create
amdgpu 0xffffffffc04a826d
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x26d
16
? kmem_cache_alloc_trace
vmlinux 0xffffffff8e02368c
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x3c
17
dm_hw_init
amdgpu 0xffffffffc03fb7fd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xed
18
amdgpu_device_init
amdgpu 0xffffffffc02e46d8
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1038
19
amdgpu_driver_load_kms
amdgpu 0xffffffffc02e809b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x5b
20
drm_dev_register
drm 0xffffffffc01b95cf
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x12f
21
? pci_enable_device_flags
vmlinux 0xffffffff8e1cdfd8
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xe8
22
amdgpu_pci_probe
amdgpu 0xffffffffc02e1464
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xd4
23
local_pci_probe
vmlinux 0xffffffff8e1cf97a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x4a
24
pci_device_probe
vmlinux 0xffffffff8e1d10c9
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x109
25
driver_probe_device
vmlinux 0xffffffff8e2b4205
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xc5
26
__driver_attach
vmlinux 0xffffffff8e2b4603
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x93
27
? __device_attach
vmlinux 0xffffffff8e2b4570
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x50
28
bus_for_each_dev
vmlinux 0xffffffff8e2b1da5
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x75
29
driver_attach
vmlinux 0xffffffff8e2b3b7e
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1e
30
bus_add_driver
vmlinux 0xffffffff8e2b3620
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x200
31
driver_register
vmlinux 0xffffffff8e2b4c94
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x64
32
__pci_register_driver
vmlinux 0xffffffff8e1d0905
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xa5
33
? _unknown_
vmlinux 0xffffffffc05dd000
Build id: 3.10.0-1062.1.2.el7.x86_64 		-
34
amdgpu_init
amdgpu 0xffffffffc05dd075
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x75
35
do_one_initcall
vmlinux 0xffffffff8de0210a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xba
36
load_module
vmlinux 0xffffffff8df1c90a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x271a
37
? ddebug_proc_write
vmlinux 0xffffffff8e1ad740
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x100
38
SyS_init_module
vmlinux 0xffffffff8df1ce8f
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xef
39
system_call_fastpath
vmlinux 0xffffffff8e58cede
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x25 
WARNING: CPU: 1 PID: 233 at drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c:1380 dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
Modules linked in: amdgpu(+) chash i2c_algo_bit amd_iommu_v2 gpu_sched drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm crct10dif_pclmul crct10dif_common ahci crc32c_intel libahci drm serio_raw libata r8169 drm_panel_orientation_quirks sdhci_acpi iosf_mbi sdhci mmc_core
CPU: 1 PID: 233 Comm: systemd-udevd Not tainted 3.10.0-1062.1.2.el7.x86_64 #1
Hardware name: Micro-Star International Co., Ltd. MS-7A38/B350M BAZOOKA (MS-7A38), BIOS 1.D0 03/16/2018
Call Trace:
 [<ffffffff8e5792c2>] dump_stack+0x19/0x1b
 [<ffffffff8de9a878>] __warn+0xd8/0x100
 [<ffffffff8de9a9bd>] warn_slowpath_null+0x1d/0x20
 [<ffffffffc041c684>] dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
 [<ffffffffc046f77b>] ? dcn1_clk_mgr_create+0xfb/0x190 [amdgpu]
 [<ffffffffc04584bf>] construct+0x9ef/0xe60 [amdgpu]
 [<ffffffffc0455c7a>] ? dal_aux_engine_dce110_create+0x2a/0xb0 [amdgpu]
 [<ffffffffc04a8206>] ? dc_create+0x206/0x750 [amdgpu]
 [<ffffffffc0458991>] dcn10_create_resource_pool+0x41/0x70 [amdgpu]
 [<ffffffffc04ae0ac>] dc_create_resource_pool+0x4c/0x1f0 [amdgpu]
 [<ffffffff8e023826>] ? kmem_cache_alloc_trace+0x1d6/0x200
 [<ffffffff8e02454b>] ? __kmalloc+0x1eb/0x230
 [<ffffffffc044abfd>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc044abfd>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc04a826d>] dc_create+0x26d/0x750 [amdgpu]
 [<ffffffff8e02368c>] ? kmem_cache_alloc_trace+0x3c/0x200
 [<ffffffffc03fb7fd>] dm_hw_init+0xed/0x280 [amdgpu]
 [<ffffffffc02e46d8>] amdgpu_device_init+0x1038/0x17d0 [amdgpu]
 [<ffffffffc02e809b>] amdgpu_driver_load_kms+0x5b/0x300 [amdgpu]
 [<ffffffffc01b95cf>] drm_dev_register+0x12f/0x1d0 [drm]
 [<ffffffff8e1cdfd8>] ? pci_enable_device_flags+0xe8/0x140
 [<ffffffffc02e1464>] amdgpu_pci_probe+0xd4/0x170 [amdgpu]
 [<ffffffff8e1cf97a>] local_pci_probe+0x4a/0xb0
 [<ffffffff8e1d10c9>] pci_device_probe+0x109/0x160
 [<ffffffff8e2b4205>] driver_probe_device+0xc5/0x3e0
 [<ffffffff8e2b4603>] __driver_attach+0x93/0xa0
 [<ffffffff8e2b4570>] ? __device_attach+0x50/0x50
 [<ffffffff8e2b1da5>] bus_for_each_dev+0x75/0xc0
 [<ffffffff8e2b3b7e>] driver_attach+0x1e/0x20
 [<ffffffff8e2b3620>] bus_add_driver+0x200/0x2d0
 [<ffffffff8e2b4c94>] driver_register+0x64/0xf0
 [<ffffffff8e1d0905>] __pci_register_driver+0xa5/0xc0
 [<ffffffffc05dd000>] ? 0xffffffffc05dcfff
 [<ffffffffc05dd075>] amdgpu_init+0x75/0x81 [amdgpu]
 [<ffffffff8de0210a>] do_one_initcall+0xba/0x240
 [<ffffffff8df1c90a>] load_module+0x271a/0x2bb0
 [<ffffffff8e1ad740>] ? ddebug_proc_write+0x100/0x100
 [<ffffffff8df1ce8f>] SyS_init_module+0xef/0x140
 [<ffffffff8e58cede>] system_call_fastpath+0x25/0x2a
Complete report #19252
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff9cd7ffa5
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff9c69bd18
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff9c69be5d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1d
4
dcn_bw_update_from_pplib
amdgpu 0xffffffffc03c46d4
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xa4
5
construct
amdgpu 0xffffffffc040050f
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x9ef
6
? dal_aux_engine_dce110_create
amdgpu 0xffffffffc03fdcca
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x2a
7
dcn10_create_resource_pool
amdgpu 0xffffffffc04009e1
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x41
8
dc_create_resource_pool
amdgpu 0xffffffffc04560fc
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x4c
9
? kmem_cache_alloc_trace
vmlinux 0xffffffff9c828a86
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1d6
10
? __kmalloc
vmlinux 0xffffffff9c8283cb
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1eb
11
? dal_gpio_service_create
amdgpu 0xffffffffc03f2c4d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x9d
12
? dal_gpio_service_create
amdgpu 0xffffffffc03f2c4d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x9d
13
dc_create
amdgpu 0xffffffffc04502bd
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x26d
14
? kmem_cache_alloc_trace
vmlinux 0xffffffff9c8288ec
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x3c
15
dm_hw_init
amdgpu 0xffffffffc03a384d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xed
16
amdgpu_device_init
amdgpu 0xffffffffc028c6d8
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1038
17
amdgpu_driver_load_kms
amdgpu 0xffffffffc029009b
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x5b
18
drm_dev_register
drm 0xffffffffc01545cf
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x12f
19
? pci_enable_device_flags
vmlinux 0xffffffff9c9d3e18
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xe8
20
amdgpu_pci_probe
amdgpu 0xffffffffc0289464
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd4
21
local_pci_probe
vmlinux 0xffffffff9c9d57ba
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x4a
22
pci_device_probe
vmlinux 0xffffffff9c9d6f09
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x109
23
driver_probe_device
vmlinux 0xffffffff9caba1c5
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xc5
24
__driver_attach
vmlinux 0xffffffff9caba5c3
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x93
25
? __device_attach
vmlinux 0xffffffff9caba530
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x50
26
bus_for_each_dev
vmlinux 0xffffffff9cab7d65
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x75
27
driver_attach
vmlinux 0xffffffff9cab9b3e
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1e
28
bus_add_driver
vmlinux 0xffffffff9cab95e0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x200
29
driver_register
vmlinux 0xffffffff9cabac54
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x64
30
__pci_register_driver
vmlinux 0xffffffff9c9d6745
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xa5
31
? _unknown_
vmlinux 0xffffffffc0585000
Build id: 3.10.0-1127.19.1.el7.x86_64 		-
32
amdgpu_init
amdgpu 0xffffffffc0585075
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x75
33
do_one_initcall
vmlinux 0xffffffff9c60210a
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xba
34
load_module
vmlinux 0xffffffff9c71ee5a
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x271a
35
? ddebug_proc_write
vmlinux 0xffffffff9c9b3440
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x100
36
SyS_init_module
vmlinux 0xffffffff9c71f3df
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xef
37
system_call_fastpath
vmlinux 0xffffffff9cd92ed2
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x25 
WARNING: CPU: 0 PID: 275 at drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c:1380 dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
Modules linked in: amdgpu(+) chash i2c_algo_bit amd_iommu_v2 gpu_sched drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ahci libahci crct10dif_pclmul crct10dif_common crc32c_intel drm serio_raw libata r8169 drm_panel_orientation_quirks dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 275 Comm: systemd-udevd Not tainted 3.10.0-1127.19.1.el7.x86_64 #1
Hardware name: Micro-Star International Co., Ltd MS-7B86/B450-A PRO (MS-7B86), BIOS A.00 06/26/2018
Call Trace:
 [<ffffffff9cd7ffa5>] dump_stack+0x19/0x1b
 [<ffffffff9c69bd18>] __warn+0xd8/0x100
 [<ffffffff9c69be5d>] warn_slowpath_null+0x1d/0x20
 [<ffffffffc03c46d4>] dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
 [<ffffffffc040050f>] construct+0x9ef/0xe60 [amdgpu]
 [<ffffffffc03fdcca>] ? dal_aux_engine_dce110_create+0x2a/0xb0 [amdgpu]
 [<ffffffffc04009e1>] dcn10_create_resource_pool+0x41/0x70 [amdgpu]
 [<ffffffffc04560fc>] dc_create_resource_pool+0x4c/0x1f0 [amdgpu]
 [<ffffffff9c828a86>] ? kmem_cache_alloc_trace+0x1d6/0x200
 [<ffffffff9c8283cb>] ? __kmalloc+0x1eb/0x230
 [<ffffffffc03f2c4d>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc03f2c4d>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc04502bd>] dc_create+0x26d/0x750 [amdgpu]
 [<ffffffff9c8288ec>] ? kmem_cache_alloc_trace+0x3c/0x200
 [<ffffffffc03a384d>] dm_hw_init+0xed/0x280 [amdgpu]
 [<ffffffffc028c6d8>] amdgpu_device_init+0x1038/0x17d0 [amdgpu]
 [<ffffffffc029009b>] amdgpu_driver_load_kms+0x5b/0x300 [amdgpu]
 [<ffffffffc01545cf>] drm_dev_register+0x12f/0x1d0 [drm]
 [<ffffffff9c9d3e18>] ? pci_enable_device_flags+0xe8/0x140
 [<ffffffffc0289464>] amdgpu_pci_probe+0xd4/0x170 [amdgpu]
 [<ffffffff9c9d57ba>] local_pci_probe+0x4a/0xb0
 [<ffffffff9c9d6f09>] pci_device_probe+0x109/0x160
 [<ffffffff9caba1c5>] driver_probe_device+0xc5/0x3e0
 [<ffffffff9caba5c3>] __driver_attach+0x93/0xa0
 [<ffffffff9caba530>] ? __device_attach+0x50/0x50
 [<ffffffff9cab7d65>] bus_for_each_dev+0x75/0xc0
 [<ffffffff9cab9b3e>] driver_attach+0x1e/0x20
 [<ffffffff9cab95e0>] bus_add_driver+0x200/0x2d0
 [<ffffffff9cabac54>] driver_register+0x64/0xf0
 [<ffffffff9c9d6745>] __pci_register_driver+0xa5/0xc0
 [<ffffffffc0585000>] ? 0xffffffffc0584fff
 [<ffffffffc0585075>] amdgpu_init+0x75/0x81 [amdgpu]
 [<ffffffff9c60210a>] do_one_initcall+0xba/0x240
 [<ffffffff9c71ee5a>] load_module+0x271a/0x2bb0
 [<ffffffff9c9b3440>] ? ddebug_proc_write+0x100/0x100
 [<ffffffff9c71f3df>] SyS_init_module+0xef/0x140
 [<ffffffff9cd92ed2>] system_call_fastpath+0x25/0x2a
Complete report #14603
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff87d792c2
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff8769a878
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff8769a9bd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1d
4
dcn_bw_update_from_pplib
amdgpu 0xffffffffc04c6684
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xa4
5
? dcn1_clk_mgr_create
amdgpu 0xffffffffc051977b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xfb
6
construct
amdgpu 0xffffffffc05024bf
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9ef
7
? dal_aux_engine_dce110_create
amdgpu 0xffffffffc04ffc7a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x2a
8
dcn10_create_resource_pool
amdgpu 0xffffffffc0502991
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x41
9
dc_create_resource_pool
amdgpu 0xffffffffc05580ac
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x4c
10
? kmem_cache_alloc_trace
vmlinux 0xffffffff87823826
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1d6
11
? __kmalloc
vmlinux 0xffffffff8782454b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1eb
12
? dal_gpio_service_create
amdgpu 0xffffffffc04f4bfd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9d
13
? dal_gpio_service_create
amdgpu 0xffffffffc04f4bfd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x9d
14
dc_create
amdgpu 0xffffffffc055226d
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x26d
15
? kmem_cache_alloc_trace
vmlinux 0xffffffff8782368c
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x3c
16
dm_hw_init
amdgpu 0xffffffffc04a57fd
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xed
17
amdgpu_device_init
amdgpu 0xffffffffc038e6d8
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1038
18
amdgpu_driver_load_kms
amdgpu 0xffffffffc039209b
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x5b
19
drm_dev_register
drm 0xffffffffc02f35cf
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x12f
20
? pci_enable_device_flags
vmlinux 0xffffffff879cdfd8
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xe8
21
amdgpu_pci_probe
amdgpu 0xffffffffc038b464
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xd4
22
local_pci_probe
vmlinux 0xffffffff879cf97a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x4a
23
pci_device_probe
vmlinux 0xffffffff879d10c9
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x109
24
driver_probe_device
vmlinux 0xffffffff87ab4205
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xc5
25
__driver_attach
vmlinux 0xffffffff87ab4603
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x93
26
? __device_attach
vmlinux 0xffffffff87ab4570
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x50
27
bus_for_each_dev
vmlinux 0xffffffff87ab1da5
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x75
28
driver_attach
vmlinux 0xffffffff87ab3b7e
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x1e
29
bus_add_driver
vmlinux 0xffffffff87ab3620
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x200
30
driver_register
vmlinux 0xffffffff87ab4c94
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x64
31
__pci_register_driver
vmlinux 0xffffffff879d0905
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xa5
32
? _unknown_
vmlinux 0xffffffffc0687000
Build id: 3.10.0-1062.1.2.el7.x86_64 		-
33
amdgpu_init
amdgpu 0xffffffffc0687075
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x75
34
do_one_initcall
vmlinux 0xffffffff8760210a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xba
35
load_module
vmlinux 0xffffffff8771c90a
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x271a
36
? ddebug_proc_write
vmlinux 0xffffffff879ad740
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x100
37
SyS_init_module
vmlinux 0xffffffff8771ce8f
Build id: 3.10.0-1062.1.2.el7.x86_64 		0xef
38
system_call_fastpath
vmlinux 0xffffffff87d8cede
Build id: 3.10.0-1062.1.2.el7.x86_64 		0x25 
WARNING: CPU: 2 PID: 232 at drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c:1380 dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
Modules linked in: amdgpu(+) chash i2c_algo_bit amd_iommu_v2 gpu_sched drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ahci libahci drm crct10dif_pclmul crct10dif_common libata crc32c_intel r8169 serio_raw sdhci_acpi drm_panel_orientation_quirks iosf_mbi sdhci mmc_core
CPU: 2 PID: 232 Comm: systemd-udevd Not tainted 3.10.0-1062.1.2.el7.x86_64 #1
Hardware name: Micro-Star International Co., Ltd. MS-7A38/B350M BAZOOKA (MS-7A38), BIOS 1.D0 03/16/2018
Call Trace:
 [<ffffffff87d792c2>] dump_stack+0x19/0x1b
 [<ffffffff8769a878>] __warn+0xd8/0x100
 [<ffffffff8769a9bd>] warn_slowpath_null+0x1d/0x20
 [<ffffffffc04c6684>] dcn_bw_update_from_pplib+0xa4/0x3b0 [amdgpu]
 [<ffffffffc051977b>] ? dcn1_clk_mgr_create+0xfb/0x190 [amdgpu]
 [<ffffffffc05024bf>] construct+0x9ef/0xe60 [amdgpu]
 [<ffffffffc04ffc7a>] ? dal_aux_engine_dce110_create+0x2a/0xb0 [amdgpu]
 [<ffffffffc0502991>] dcn10_create_resource_pool+0x41/0x70 [amdgpu]
 [<ffffffffc05580ac>] dc_create_resource_pool+0x4c/0x1f0 [amdgpu]
 [<ffffffff87823826>] ? kmem_cache_alloc_trace+0x1d6/0x200
 [<ffffffff8782454b>] ? __kmalloc+0x1eb/0x230
 [<ffffffffc04f4bfd>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc04f4bfd>] ? dal_gpio_service_create+0x9d/0x160 [amdgpu]
 [<ffffffffc055226d>] dc_create+0x26d/0x750 [amdgpu]
 [<ffffffff8782368c>] ? kmem_cache_alloc_trace+0x3c/0x200
 [<ffffffffc04a57fd>] dm_hw_init+0xed/0x280 [amdgpu]
 [<ffffffffc038e6d8>] amdgpu_device_init+0x1038/0x17d0 [amdgpu]
 [<ffffffffc039209b>] amdgpu_driver_load_kms+0x5b/0x300 [amdgpu]
 [<ffffffffc02f35cf>] drm_dev_register+0x12f/0x1d0 [drm]
 [<ffffffff879cdfd8>] ? pci_enable_device_flags+0xe8/0x140
 [<ffffffffc038b464>] amdgpu_pci_probe+0xd4/0x170 [amdgpu]
 [<ffffffff879cf97a>] local_pci_probe+0x4a/0xb0
 [<ffffffff879d10c9>] pci_device_probe+0x109/0x160
 [<ffffffff87ab4205>] driver_probe_device+0xc5/0x3e0
 [<ffffffff87ab4603>] __driver_attach+0x93/0xa0
 [<ffffffff87ab4570>] ? __device_attach+0x50/0x50
 [<ffffffff87ab1da5>] bus_for_each_dev+0x75/0xc0
 [<ffffffff87ab3b7e>] driver_attach+0x1e/0x20
 [<ffffffff87ab3620>] bus_add_driver+0x200/0x2d0
 [<ffffffff87ab4c94>] driver_register+0x64/0xf0
 [<ffffffff879d0905>] __pci_register_driver+0xa5/0xc0
 [<ffffffffc0687000>] ? 0xffffffffc0686fff
 [<ffffffffc0687075>] amdgpu_init+0x75/0x81 [amdgpu]
 [<ffffffff8760210a>] do_one_initcall+0xba/0x240
 [<ffffffff8771c90a>] load_module+0x271a/0x2bb0
 [<ffffffff879ad740>] ? ddebug_proc_write+0x100/0x100
 [<ffffffff8771ce8f>] SyS_init_module+0xef/0x140
 [<ffffffff87d8cede>] system_call_fastpath+0x25/0x2a