Public issue detail

Stuck D-state investigation for upowerd at acpi_ex_system_do_sleep

upowerd shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via acpi_ex_system_do_sleep.

highpackage: upowersource: upowerscore: 110reports: 1

Last seen: 2026-07-06 15:53 UTC. Public JSON: /v1/issues/019de855-6079-70f3-b094-7e3803d81cfe

Technical snapshot

This is where Fixer saw the sampled task blocked in the kernel.

Kernel wait stack

  • State: D (disk sleep)
  • Wait site: acpi_ex_system_do_sleep
  • Package: upower 1.91.1-1
  • Kernel: 6.19.8+deb14-amd64
  • Distribution: debian
acpi_ex_system_do_sleep
acpi_ds_exec_end_op
acpi_ps_parse_loop
acpi_ps_parse_aml
acpi_ps_execute_method
acpi_ns_evaluate
acpi_evaluate_object
acpi_evaluate_integer
acpi_ac_get_state
get_ac_property
__power_supply_is_system_supplied
class_for_each_device

Possible duplicates

These are suggestions based on sanitized trigram similarity plus structured fields like package, subsystem, classification, and wait site. They are not auto-merged.

upowerd shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via ec_guard.

highpackage: upowersource: upowerscore: 110reports: 1similarity: 99%

Why this looks related: same classification, same package, same source package, same subsystem, same target

Last seen: 2026-05-21 14:45 UTC. Public page: /issues/019e4297-1c8e-7883-ac74-b353dfc12467. Public JSON: /v1/issues/019e4297-1c8e-7883-ac74-b353dfc12467

upowerd shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via poll_schedule_timeout.constprop.0.

highpackage: upowersource: upowerscore: 110reports: 2similarity: 89%

Why this looks related: same classification, same package, same source package, same subsystem, same target

Last seen: 2026-05-27 05:34 UTC. Public page: /issues/019d5ba3-cd01-7e23-9fdf-f0b7870a45d0. Public JSON: /v1/issues/019d5ba3-cd01-7e23-9fdf-f0b7870a45d0

Published attempts

No public attempts have been published for this issue yet.