Bug 108658 - gt215 scheduling while atomic warning
Summary: gt215 scheduling while atomic warning
Status: RESOLVED MOVED
Alias: None
Product: xorg
Classification: Unclassified
Component: Driver/nouveau (show other bugs)
Version: git
Hardware: Other All
: medium major
Assignee: Nouveau Project
QA Contact: Xorg Project Team
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2018-11-05 11:51 UTC by Ard Biesheuvel
Modified: 2019-12-04 09:46 UTC (History)
0 users

See Also:
i915 platform:
i915 features:

Attachments

Description Ard Biesheuvel 2018-11-05 11:51:08 UTC 
Booting v4.20-rc1 on a arm64 with a Geforce 210 card inserted produces the following splat:

nouveau 0000:02:00.0: NVIDIA GT218 (0a8280b1)
hub 2-0:1.0: 4 ports detected
nouveau 0000:02:00.0: bios: version 70.18.8a.00.06
nouveau 0000:02:00.0: fb: 1024 MiB DDR3
BUG: scheduling while atomic: kworker/0:1/12/0x00000002
Modules linked in: hid_apple hid_generic usbhid hid sd_mod nouveau(+) xhci_pci i2c_algo_bit xhci_hcd ttm ahci_platform libahci_platform drm_kms_helper libahci libata drm usbcore amd_xgbe scsi_mod libphy
CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 4.20.0-rc1+ #5
Hardware name: AMD Seattle/Seattle, BIOS 20:07:19 Oct  2 2018
Workqueue: events nvkm_pstate_work [nouveau]
Call trace:
 dump_backtrace+0x0/0x1d0
 show_stack+0x24/0x30
 dump_stack+0x98/0xbc
 __schedule_bug+0x64/0x80
 __schedule+0x818/0x9b8
 schedule+0x40/0xa8
 gt215_pmu_send+0x274/0x2a8 [nouveau]
 nvkm_pmu_send+0x60/0x80 [nouveau]
 nvkm_memx_init+0x5c/0x120 [nouveau]
 gt215_ram_calc+0x12f8/0x4d58 [nouveau]
 gt215_ram_calc+0x2a0/0x4d58 [nouveau]
 nvkm_pstate_work+0x18c/0x6b0 [nouveau]
 process_one_work+0x1a8/0x438
 worker_thread+0x54/0x3f8
 kthread+0x104/0x130
 ret_from_fork+0x10/0x18
[TTM] Zone  kernel: Available graphics memory: 16460910 kiB
[TTM] Zone   dma32: Available graphics memory: 2097152 kiB
[TTM] Initializing pool allocator
[TTM] Initializing DMA pool allocator
nouveau 0000:02:00.0: DRM: VRAM: 1024 MiB
nouveau 0000:02:00.0: DRM: GART: 1048576 MiB
nouveau 0000:02:00.0: DRM: TMDS table version 2.0
nouveau 0000:02:00.0: DRM: DCB version 4.0
nouveau 0000:02:00.0: DRM: DCB outp 00: 02000300 00000000
nouveau 0000:02:00.0: DRM: DCB outp 01: 01000302 00020030
nouveau 0000:02:00.0: DRM: DCB outp 02: 02021362 00020010
nouveau 0000:02:00.0: DRM: DCB outp 04: 01032310 00000000
nouveau 0000:02:00.0: DRM: DCB conn 00: 00001030
nouveau 0000:02:00.0: DRM: DCB conn 01: 00002161
nouveau 0000:02:00.0: DRM: DCB conn 02: 00000200
[drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[drm] Driver supports precise vblank timestamp query.
BUG: scheduling while atomic: kworker/0:1/12/0x00000000
Modules linked in: hid_apple hid_generic usbhid hid sd_mod nouveau(+) xhci_pci i2c_algo_bit xhci_hcd ttm ahci_platform libahci_platform drm_kms_helper libahci libata drm usbcore amd_xgbe scsi_mod libphy
CPU: 0 PID: 12 Comm: kworker/0:1 Tainted: G        W         4.20.0-rc1+ #5
Hardware name: AMD Seattle/Seattle, BIOS 20:07:19 Oct  2 2018
Workqueue: events nvkm_pstate_work [nouveau]
Call trace:
 dump_backtrace+0x0/0x1d0
 show_stack+0x24/0x30
 dump_stack+0x98/0xbc
 __schedule_bug+0x64/0x80
 __schedule+0x818/0x9b8
 schedule+0x40/0xa8
 gt215_pmu_send+0x274/0x2a8 [nouveau]
 nvkm_pmu_send+0x60/0x80 [nouveau]
 nvkm_memx_train_result+0x5c/0xe8 [nouveau]
 gt215_ram_calc+0xbd8/0x4d58 [nouveau]
 nvkm_pstate_work+0x18c/0x6b0 [nouveau]
 process_one_work+0x1a8/0x438
 worker_thread+0x54/0x3f8
 kthread+0x104/0x130
 ret_from_fork+0x10/0x18
nouveau 0000:02:00.0: DRM: MM: using COPY for buffer copies
nouveau 0000:02:00.0: DRM: allocated 1920x1200 fb: 0x70000, bo (____ptrval____)
Console: switching to colour frame buffer device 240x75
nouveau 0000:02:00.0: fb0: nouveaufb frame buffer device
Comment 1 Martin Peres 2019-12-04 09:46:44 UTC 
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