https://bugs.freedesktop.org/show_bug.cgi?id=106222
Bug ID: 106222
Summary: kernel BUG at __slab_free from dc_sink_release
Product: DRI
Version: unspecified
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: DRM/AMDgpu
Assignee: dri-devel@lists.freedesktop.org
Reporter: ern...@gmail.com
Created attachment 139064
--> https://bugs.freedesktop.org/attachment.cgi?id=139064&action=edit
dmesg
I had left the system idle for some time and came bake to wake it up.
The screens never turned on though.
There should be plenty of details in the log but a quick summary:
Radeon Fury, Ubuntu 18.04, dual 4K displays: Dell P2415Q, Samsung U24E850
Kernel is drm-next-4.17 @ cc9e992dfb5bb48f59f3fbc1268d3f38d2c86ef3
Apr 24 17:53:48 mammut kernel: [ 5216.412492] Call Trace:
Apr 24 17:53:48 mammut kernel: [ 5216.412520] ? dc_sink_release+0x40/0x50
[amdgpu]
Apr 24 17:53:48 mammut kernel: [ 5216.412522] kfree+0x166/0x180
Apr 24 17:53:48 mammut kernel: [ 5216.412523] ? kfree+0x166/0x180
Apr 24 17:53:48 mammut kernel: [ 5216.412546] dc_sink_release+0x40/0x50
[amdgpu]
Apr 24 17:53:48 mammut kernel: [ 5216.412568] dc_stream_release+0x29/0x60
[amdgpu]
Apr 24 17:53:48 mammut kernel: [ 5216.412593]
dm_update_crtcs_state+0x127/0x3d0 [amdgpu]
Apr 24 17:53:48 mammut kernel: [ 5216.412617]
amdgpu_dm_atomic_check+0x18e/0x3d0 [amdgpu]
Apr 24 17:53:48 mammut kernel: [ 5216.412626]
drm_atomic_check_only+0x33b/0x4f0 [drm]
Apr 24 17:53:48 mammut kernel: [ 5216.412633] drm_atomic_commit+0x18/0x50
[drm]
Apr 24 17:53:48 mammut kernel: [ 5216.412638]
drm_atomic_helper_legacy_gamma_set+0x114/0x160 [drm_kms_helper]
Apr 24 17:53:48 mammut kernel: [ 5216.412645]
drm_mode_gamma_set_ioctl+0x187/0x1f0 [drm]
Apr 24 17:53:48 mammut kernel: [ 5216.412651] ?
drm_mode_crtc_set_gamma_size+0xb0/0xb0 [drm]
Apr 24 17:53:48 mammut kernel: [ 5216.412656] drm_ioctl_kernel+0x5f/0xb0 [drm]
Apr 24 17:53:48 mammut kernel: [ 5216.412662] drm_ioctl+0x309/0x3c0 [drm]
Apr 24 17:53:48 mammut kernel: [ 5216.412668] ?
drm_mode_crtc_set_gamma_size+0xb0/0xb0 [drm]
Apr 24 17:53:48 mammut kernel: [ 5216.412683] amdgpu_drm_ioctl+0x4f/0x90
[amdgpu]
Apr 24 17:53:48 mammut kernel: [ 5216.412685] do_vfs_ioctl+0xa8/0x620
Apr 24 17:53:48 mammut kernel: [ 5216.412688] ? SyS_futex+0x13b/0x180
Apr 24 17:53:48 mammut kernel: [ 5216.412689] SyS_ioctl+0x79/0x90
Apr 24 17:53:48 mammut kernel: [ 5216.412692] do_syscall_64+0x73/0x130
Apr 24 17:53:48 mammut kernel: [ 5216.412695]
entry_SYSCALL_64_after_hwframe+0x3d/0xa2
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