NACK: [SRU][M:raspi][PULL] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28 (LP: #2046584)

[Juerg Haefliger]

There's another commit that just landed yesterday which should be included.
Will send a v2.

...Juerg


On Fri,  5 Jan 2024 14:50:06 +0100
Juerg Haefliger <juerg.haefliger at canonical.com> wrote:

> BugLink: https://bugs.launchpad.net/bugs/2046584
> 
> [Impact]
> 
> After running for some time the GUI freezes.
> This happens on a Raspberry PI 4 running Ubuntu 23.10
> Linux hawk1 6.5.0-1008-raspi #11-Ubuntu SMP PREEMPT_DYNAMIC Wed Nov 22 19:08:26 UTC 2023 aarch64 aarch64 aarch64 GNU/Linux
> 
> This issue was also reported here:
> https://github.com/raspberrypi/linux/issues/5674
> 
> Seems like this pull requests fixes it:
> https://github.com/raspberrypi/linux/pull/5684
> 
> Some logs from the most recent incident:
> 2023-12-15T15:25:37.216748-05:00 hawk1 gnome-shell[1293]: Page flip failed: drmModeAtomicCommit: No space left on device
> 2023-12-15T15:25:37.263913-05:00 hawk1 kernel: [ 1045.576619] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.263548-05:00 hawk1 gnome-shell[1293]: Page flip failed: drmModeAtomicCommit: No space left on device
> 2023-12-15T15:25:37.278139-05:00 hawk1 gnome-shell[1293]: Cursor update failed: drmModeAtomicCommit: No space left on device
> 2023-12-15T15:25:37.279826-05:00 hawk1 kernel: [ 1045.591912] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.298467-05:00 hawk1 gnome-shell[1293]: Page flip failed: drmModeAtomicCommit: No space left on device
> 2023-12-15T15:25:37.299916-05:00 hawk1 kernel: [ 1045.611834] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.312469-05:00 hawk1 gnome-shell[1293]: Cursor update failed: drmModeAtomicCommit: No space left on device
> 2023-12-15T15:25:37.315838-05:00 hawk1 kernel: [ 1045.626371] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.331875-05:00 hawk1 kernel: [ 1045.644563] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.330814-05:00 hawk1 gnome-shell[1293]: Cursor update failed: drmModeAtomicCommit: No space left on device
> 2023-12-15T15:25:37.349465-05:00 hawk1 gnome-shell[1293]: Page flip failed: drmModeAtomicCommit: No space left on device
> 2023-12-15T15:25:37.352021-05:00 hawk1 kernel: [ 1045.662809] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.387925-05:00 hawk1 kernel: [ 1045.698223] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.435919-05:00 hawk1 kernel: [ 1045.749879] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 2023-12-15T15:25:37.471896-05:00 hawk1 kernel: [ 1045.784378] vc4-drm gpu: [drm] *ERROR* Failed to allocate DLIST entry: -28
> 
> [Test Case]
> 
> See above. Not easily reproducible at will.
> 
> [Fix]
> 
> Pull in latest drm/vc4 fixes from github.com/raspberrypi/linux
> 
> [Where Problems Could Occur]
> 
> Modifications are limited to the drm subsystem so only the desktop image should be affected. Potential problems might show up as display (rendering) issues, crashes, freezes and/or kernel crashes/freezes.
> 
> Signed-off-by: Juerg Haefliger <juerg.haefliger at canonical.com>
> 
> --------
> 
> The following changes since commit ae3478b8d3cc474c63b947272ca341f0d31e77c4:
> 
>   UBUNTU: [Config] raspi: Set DW_AXI_DMAC=m (2024-01-03 13:42:26 +0100)
> 
> are available in the Git repository at:
> 
>   https://git.launchpad.net/~juergh/+git/linux mantic/linux-raspi/lp2046584
> 
> for you to fetch changes up to 16fecba352d206f771409d6d0bde8b029e79ec46:
> 
>   drm/vc4: Mop and moplet have different register offsets for high addr (2024-01-05 14:46:06 +0100)
> 
> ----------------------------------------------------------------
> Dave Stevenson (19):
>       drm: Look for an alias for the displays to use as the DRM device name
>       drm/vc4: Correct address offset for planes with src_[xy] offsets
>       fbdev: Allow client to request a particular /dev/fbN node
>       drm/fb-helper: Look up preferred fbdev node number from DT
>       drm/connector: Change DRM card alias from underscore to hyphen
>       drm/fb_helper: Change query for FB designation from drm_fb to drm-fb
>       drm/vc4: Correct logic on stopping an HVS channel
>       drm/vc4: Drop WARN for HVS FIFOs not being empty
>       drm/vc4: Free all stale dlists if channel is disabled
>       drm/vc4: Add hvs_dlist_allocs debugfs function.
>       drm/vc4: Log the size of the dlist allocation that was attempted
>       drm/vc4: Drop planes that are completely off-screen
>       drm/bridge: display-connector: Select DRM_KMS_HELPER
>       drm: vc4: Free the dlist alloc immediately if it never hit the hw
>       drm: vc4: Block swiotlb bounce buffers being imported as dmabuf
>       drm/vc4: vec: Add the margin properties to the connector
>       drm: panel: jdi-lt070me05000: Add prepare_upstream_first flag
>       drm/vc4: Correct HVS muxing setup for the moplet
>       drm/vc4: Mop and moplet have different register offsets for high addr
> 
> Dom Cobley (2):
>       vc4/drm: Remove the clear of SCALER_DISPBKGND_FILL
>       drm/vc4: crtc: Support odd horizontal timings on BCM2712
> 
> Timon Skerutsch (1):
>       drm/panel: add panel-dsi
> 
>  drivers/gpu/drm/bridge/Kconfig                 |   1 +
>  drivers/gpu/drm/drm_connector.c                |  61 +++++++++++-
>  drivers/gpu/drm/drm_fb_helper.c                |  11 ++-
>  drivers/gpu/drm/panel/panel-jdi-lt070me05000.c |   1 +
>  drivers/gpu/drm/panel/panel-simple.c           | 123 ++++++++++++++++++++++++-
>  drivers/gpu/drm/vc4/vc4_crtc.c                 |  14 ++-
>  drivers/gpu/drm/vc4/vc4_drv.c                  |  26 +++++-
>  drivers/gpu/drm/vc4/vc4_drv.h                  |   2 +
>  drivers/gpu/drm/vc4/vc4_hdmi.c                 |   4 +-
>  drivers/gpu/drm/vc4/vc4_hvs.c                  | 102 +++++++++++++++-----
>  drivers/gpu/drm/vc4/vc4_kms.c                  |   2 +-
>  drivers/gpu/drm/vc4/vc4_plane.c                |  24 ++++-
>  drivers/gpu/drm/vc4/vc4_regs.h                 |   1 +
>  drivers/gpu/drm/vc4/vc4_txp.c                  |   8 +-
>  drivers/gpu/drm/vc4/vc4_vec.c                  |   2 +
>  drivers/video/fbdev/core/fbmem.c               |  24 +++--
>  include/linux/fb.h                             |   2 +
>  17 files changed, 350 insertions(+), 58 deletions(-)

-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 833 bytes
Desc: OpenPGP digital signature
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20240105/1196a84d/attachment.sig>