In the Linux kernel, the following vulnerability has been resolved: Revert "drm/amd/display: Use HW lock mgr for PSR1" This reverts commit a2b5a9956269 ("drm/amd/display: Use HW lock mgr for PSR1") Because it may cause system hang while connect with two edp panel.
https://git.kernel.org/stable/c/f245b400a223a71d6d5f4c72a2cb9b573a7fc2b6
https://git.kernel.org/stable/c/dcc3f2c06d80da39eee742b51ddf0781affb260c
https://git.kernel.org/stable/c/a978864653e45d2671f99b09afcc1110e45d3dd9
https://git.kernel.org/stable/c/95c75578c420110c43791295985abb961d6dc033
https://git.kernel.org/stable/c/915697c2e69ac8d14dad498e6d6f43dbb7de3787