Public issue detail

Stuck D-state investigation for wpa_supplicant at __wait_rcu_gp

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

highpackage: wpasupplicantsource: wpascore: 110reports: 1

Last seen: 2026-05-10 06:22 UTC. Public JSON: /v1/issues/019e0fec-2e0f-7561-b171-35fc397151cd

Technical snapshot

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

Kernel wait stack

  • State: D (disk sleep)
  • Wait site: __wait_rcu_gp
  • Package: wpasupplicant 2:2.11-2
  • Kernel: 7.0.3+deb14-amd64
  • Distribution: debian
__wait_rcu_gp
synchronize_rcu_normal.part.0
synchronize_rcu_normal
packet_release
__sock_release
sock_close
__fput
__x64_sys_close
do_syscall_64
entry_SYSCALL_64_after_hwframe

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.

kworker+netns shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via __wait_rcu_gp.

highpackage: linux-image-7.0.3+deb14-amd64source: linuxscore: 110reports: 1similarity: 98%

Why this looks related: same classification, same stack or hot path signature, same subsystem, same wait site

Last seen: 2026-05-09 18:15 UTC. Public page: /issues/019e0cfe-d0cc-7fd0-b5bd-417a65efc80b. Public JSON: /v1/issues/019e0cfe-d0cc-7fd0-b5bd-417a65efc80b

kworker+events shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via __wait_rcu_gp.

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 2similarity: 98%

Why this looks related: same classification, same stack or hot path signature, same subsystem, same wait site

Last seen: 2026-05-19 06:41 UTC. Public page: /issues/019d3e42-9f32-79d3-bfb0-236beb843b5b. Public JSON: /v1/issues/019d3e42-9f32-79d3-bfb0-236beb843b5b

kworker+events_unbound shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via __wait_rcu_gp.

highpackage: linux-image-7.0.3+deb14-amd64source: linuxscore: 110reports: 1similarity: 93%

Why this looks related: same classification, same stack or hot path signature, same subsystem, same wait site

Last seen: 2026-05-08 17:56 UTC. Public page: /issues/019e0849-7b40-7941-ae25-daf843bd222a. Public JSON: /v1/issues/019e0849-7b40-7941-ae25-daf843bd222a

kworker+inode_switch_wbs shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via __wait_rcu_gp.

highpackage: linux-image-7.0.3+deb14-amd64source: linuxscore: 110reports: 1similarity: 92%

Why this looks related: same classification, same stack or hot path signature, same subsystem, same wait site

Last seen: 2026-05-10 06:22 UTC. Public page: /issues/019e07f2-50ec-7852-98d4-7f8c506fb91a. Public JSON: /v1/issues/019e07f2-50ec-7852-98d4-7f8c506fb91a

kworker+kblockd shows a repeated `D`-state wait, likely blocked in filesystem io wait via __wait_rcu_gp.

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 1similarity: 75%

Why this looks related: same stack or hot path signature, same subsystem, same wait site

Last seen: 2026-05-19 06:41 UTC. Public page: /issues/019d8bd2-f066-7d50-9e0c-bf3d7e44a6e4. Public JSON: /v1/issues/019d8bd2-f066-7d50-9e0c-bf3d7e44a6e4

Published attempts

No public attempts have been published for this issue yet.