* [Bug 212311] New: amdgpu DCN callis sleeping function in illegal context
@ 2021-03-17 10:46 bugzilla-daemon
2021-03-17 10:50 ` [Bug 212311] " bugzilla-daemon
0 siblings, 1 reply; 2+ messages in thread
From: bugzilla-daemon @ 2021-03-17 10:46 UTC (permalink / raw)
To: dri-devel
https://bugzilla.kernel.org/show_bug.cgi?id=212311
Bug ID: 212311
Summary: amdgpu DCN callis sleeping function in illegal context
Product: Drivers
Version: 2.5
Kernel Version: 5.11.0
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Video(DRI - non Intel)
Assignee: drivers_video-dri@kernel-bugs.osdl.org
Reporter: nirmoy.aiemd@gmail.com
Regression: No
Getting below warning on boot with Navi10
[ 25.204238] [drm] reserve 0x900000 from 0x81fe400000 for PSP TMR
[ 25.243138] amdgpu 0000:44:00.0: amdgpu: RAS: optional ras ta ucode is not
available
[ 25.247390] amdgpu 0000:44:00.0: amdgpu: RAP: optional rap ta ucode is not
available
[ 25.247393] amdgpu 0000:44:00.0: amdgpu: SECUREDISPLAY: securedisplay ta
ucode is not available
[ 25.247497] amdgpu 0000:44:00.0: amdgpu: use vbios provided pptable
[ 25.247499] amdgpu 0000:44:00.0: amdgpu: smc_dpm_info table
revision(format.content): 4.5
[ 25.283692] amdgpu 0000:44:00.0: amdgpu: SMU is initialized successfully!
[ 25.283718] BUG: sleeping function called from invalid context at
include/linux/sched/mm.h:196
[ 25.283735] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 373,
name: kworker/6:2
[ 25.283749] 2 locks held by kworker/6:2/373:
[ 25.283751] #0: ffff9e7b07c59148 ((wq_completion)events){....}-{0:0}, at:
process_one_work+0x1fb/0x4f0
[ 25.283760] #1: ffffaab6441c3e68
((work_completion)(&wfc.work)){....}-{0:0}, at: process_one_work+0x1fb/0x4f0
[ 25.283768] CPU: 6 PID: 373 Comm: kworker/6:2 Tainted: G E
5.11.0-1-default+ #171
[ 25.283770] Hardware name: Gigabyte Technology Co., Ltd. X399 DESIGNARE
EX/X399 DESIGNARE EX-CF, BIOS F12i 09/24/2019
[ 25.283772] Workqueue: events work_for_cpu_fn
[ 25.283776] Call Trace:
[ 25.283780] dump_stack+0x6b/0x83
[ 25.283785] ___might_sleep.cold+0xa7/0xb7
[ 25.283789] kmem_cache_alloc_trace+0x30a/0x360
[ 25.283796] dccg2_create+0x2d/0x80 [amdgpu]
[ 25.283985] dcn20_resource_construct+0x389/0xd30 [amdgpu]
[ 25.284146] ? fs_reclaim_release+0x46/0x80
[ 25.284150] ? dcn20_create_resource_pool+0x25/0x80 [amdgpu]
[ 25.284308] ? kmem_cache_alloc_trace+0x1a4/0x360
[ 25.284310] ? __kmalloc+0x1c1/0x3c0
[ 25.284314] dcn20_create_resource_pool+0x3c/0x80 [amdgpu]
[ 25.284472] dc_create_resource_pool+0x13f/0x1d0 [amdgpu]
[ 25.284627] dc_create+0x203/0x7b0 [amdgpu]
[ 25.284783] amdgpu_dm_init.isra.0+0x1de/0x270 [amdgpu]
[ 25.284940] ? dev_vprintk_emit+0x12c/0x150
[ 25.284947] ? dev_printk_emit+0x4e/0x65
[ 25.284958] dm_hw_init+0xe/0x20 [amdgpu]
[ 25.285111] amdgpu_device_init.cold+0x13e6/0x17ad [amdgpu]
[ 25.285265] ? pci_bus_read_config_word+0x49/0x70
[ 25.285271] amdgpu_driver_load_kms+0x64/0x260 [amdgpu]
[ 25.285393] amdgpu_pci_probe+0x122/0x1b0 [amdgpu]
[ 25.285513] local_pci_probe+0x42/0x80
[ 25.285517] work_for_cpu_fn+0x16/0x20
[ 25.285520] process_one_work+0x28c/0x4f0
[ 25.285526] worker_thread+0x20d/0x3f0
[ 25.285528] ? rescuer_thread+0x390/0x390
[ 25.285531] kthread+0x13a/0x150
[ 25.285534] ? __kthread_bind_mask+0x60/0x60
[ 25.285537] ret_from_fork+0x22/0x30
[ 25.285853] [drm] Display Core initialized with v3.2.127!
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* [Bug 212311] amdgpu DCN callis sleeping function in illegal context
2021-03-17 10:46 [Bug 212311] New: amdgpu DCN callis sleeping function in illegal context bugzilla-daemon
@ 2021-03-17 10:50 ` bugzilla-daemon
0 siblings, 0 replies; 2+ messages in thread
From: bugzilla-daemon @ 2021-03-17 10:50 UTC (permalink / raw)
To: dri-devel
https://bugzilla.kernel.org/show_bug.cgi?id=212311
--- Comment #1 from Nirmoy (nirmoy.aiemd@gmail.com) ---
DCN also calls into SMU which can sleep because of mutex_lock(&smu->mutex)
[ 6.547189] amdgpu 0000:44:00.0: amdgpu: SMU is initialized successfully!
[ 6.547217] BUG: sleeping function called from invalid context at
kernel/locking/mutex.c:935
[ 6.547248] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 581,
name: kworker/6:2
[ 6.547262] 2 locks held by kworker/6:2/581:
[ 6.547264] #0: ffff8906c7c59148 ((wq_completion)events){....}-{0:0}, at:
process_one_work+0x1fb/0x4f0
[ 6.547275] #1: ffffa398447e3e68
((work_completion)(&wfc.work)){....}-{0:0}, at: process_one_work+0x1fb/0x4f0
[ 6.547282] CPU: 6 PID: 581 Comm: kworker/6:2 Tainted: G E
5.11.0-1-default+ #171
[ 6.547285] Hardware name: Gigabyte Technology Co., Ltd. X399 DESIGNARE
EX/X399 DESIGNARE EX-CF, BIOS F12i 09/24/2019
[ 6.547287] Workqueue: events work_for_cpu_fn
[ 6.547291] Call Trace:
[ 6.547296] dump_stack+0x6b/0x83
[ 6.547300] ___might_sleep.cold+0xa7/0xb7
[ 6.547305] ? smu_get_max_sustainable_clocks_by_dc+0x38/0x80 [amdgpu]
[ 6.547494] __mutex_lock+0x45/0x8c0
[ 6.547500] ? ___slab_alloc+0x42d/0x640
[ 6.547505] smu_get_max_sustainable_clocks_by_dc+0x38/0x80 [amdgpu]
[ 6.547654] pp_nv_get_maximum_sustainable_clocks+0x2f/0x50 [amdgpu]
[ 6.547810] init_soc_bounding_box+0x111/0x200 [amdgpu]
[ 6.547975] dcn20_resource_construct+0x440/0xd30 [amdgpu]
[ 6.548134] ? fs_reclaim_release+0x46/0x80
[ 6.548138] ? dcn20_create_resource_pool+0x25/0x80 [amdgpu]
[ 6.548294] ? kmem_cache_alloc_trace+0x1a4/0x360
[ 6.548296] ? __kmalloc+0x1c1/0x3c0
[ 6.548301] dcn20_create_resource_pool+0x3c/0x80 [amdgpu]
[ 6.548457] dc_create_resource_pool+0x13f/0x1d0 [amdgpu]
[ 6.548611] dc_create+0x203/0x7b0 [amdgpu]
[ 6.548768] amdgpu_dm_init.isra.0+0x1de/0x270 [amdgpu]
[ 6.548923] ? dev_vprintk_emit+0x12c/0x150
[ 6.548931] ? dev_printk_emit+0x4e/0x65
[ 6.548941] dm_hw_init+0xe/0x20 [amdgpu]
[ 6.549094] amdgpu_device_init.cold+0x13e6/0x17ad [amdgpu]
[ 6.549248] ? pci_bus_read_config_word+0x49/0x70
[ 6.549254] amdgpu_driver_load_kms+0x64/0x260 [amdgpu]
[ 6.549376] amdgpu_pci_probe+0x122/0x1b0 [amdgpu]
[ 6.549497] local_pci_probe+0x42/0x80
[ 6.549501] work_for_cpu_fn+0x16/0x20
[ 6.549503] process_one_work+0x28c/0x4f0
[ 6.549509] worker_thread+0x20d/0x3f0
[ 6.549512] ? rescuer_thread+0x390/0x390
[ 6.549515] kthread+0x13a/0x150
[ 6.549517] ? __kthread_bind_mask+0x60/0x60
[ 6.549521] ret_from_fork+0x22/0x30
[ 6.549969] [drm] Display Core initialized with v3.2.127!
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