[Bug 211649] "drm/amd/display: reuse current context instead of recreating one" cause hdmi hotplug blackscreen on amdgpu

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=211649

--- Comment #9 from youling257 at gmail.com ---
Created attachment 295197
  --> https://bugzilla.kernel.org/attachment.cgi?id=295197&action=edit
dmesg.txt

I delete "read -n 1", can output dmesg.txt and trace.txt.
trace.txt,
# tracer: function
#
# entries-in-buffer/entries-written: 0/0   #P:8
#
#                                _-----=> irqs-off
#                               / _----=> need-resched
#                              | / _---=> hardirq/softirq
#                              || / _--=> preempt-depth
#                              ||| /     delay
#           TASK-PID     CPU#  ||||   TIMESTAMP  FUNCTION
#              | |         |   ||||      |         |

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