Ubuntu
linux-signed-oem-5.14 package

  1. Bug #1973098
  2. Comment #17

Comment 17 for bug 1973098

Revision history for this message
scott (pinecone007) wrote :

See same issue using Ubuntu 23.10 on a HP HP ProDesk 400 G3 DM/82A5 and it uses Intel HD Graphics 630. Occasionally I will get a black screen with no ability to activate which then requires a reboot. Sometimes I will need to power off and unplug hdmi cable.

i915 0000:00:02.0: [drm] *ERROR* LSPCON mode hasn't settled
2024-02-27T13:33:30.125032-06:00 HPProDesk400 kernel: [ 3323.472414] i915 0000:00:02.0: [drm] *ERROR* LSPCON mode change timed out
2024-02-27T13:33:30.125049-06:00 HPProDesk400 kernel: [ 3323.472417] i915 0000:00:02.0: [drm] *ERROR* LSPCON mode change failed
2024-02-27T13:33:30.125049-06:00 HPProDesk400 kernel: [ 3323.472418] i915 0000:00:02.0: [drm] *ERROR* LSPCON resume failed
2024-02-27T13:33:30.133026-06:00 HPProDesk400 kernel: [ 3323.481193] i915 0000:00:02.0: [drm] *ERROR* Link Training Unsuccessful
2024-02-27T13:33:30.149026-06:00 HPProDesk400 kernel: [ 3323.498313] i915 0000:00:02.0: [drm] *ERROR* Link Training Unsuccessful