Public issue detail

Stuck D-state investigation for kworker+ipv6_addrconf at addrconf_dad_work

kworker+ipv6_addrconf shows a repeated `D`-state wait, likely blocked in unknown uninterruptible wait via addrconf_dad_work.

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

Last seen: 2026-10-22 23:10 UTC. Public JSON: /v1/issues/019fb9c6-2704-7483-9897-9ed7505840b0

Technical snapshot

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

Kernel wait stack

  • State: D (disk sleep)
  • Wait site: addrconf_dad_work
  • Package: linux-image-6.17.10+deb14-amd64 6.17.10-1
  • Kernel: 6.17.10+deb14-amd64
  • Distribution: debian
addrconf_dad_work
process_one_work
worker_thread
kthread
ret_from_fork
ret_from_fork_asm

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 rcu_barrier.

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 1similarity: 90%

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

Last seen: 2026-10-22 23:10 UTC. Public page: /issues/019f80fb-0b81-71c3-a82e-e1c3520bb4ad. Public JSON: /v1/issues/019f80fb-0b81-71c3-a82e-e1c3520bb4ad

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: 90%

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

Last seen: 2026-10-22 23:10 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 linkwatch_event.

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 1similarity: 86%

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

Last seen: 2026-08-07 20:36 UTC. Public page: /issues/019fb9c6-271e-7f42-bcd3-f88795ec9d94. Public JSON: /v1/issues/019fb9c6-271e-7f42-bcd3-f88795ec9d94

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

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 1similarity: 84%

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

Last seen: 2026-04-28 07:19 UTC. Public page: /issues/019d9844-46de-7501-8b05-91f596ee64f7. Public JSON: /v1/issues/019d9844-46de-7501-8b05-91f596ee64f7

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

highpackage: linux-image-6.17.0-14-genericsource: linuxscore: 110reports: 1similarity: 82%

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

Last seen: 2026-05-19 16:17 UTC. Public page: /issues/019ddfef-1d49-7a33-a226-8806e4696da7. Public JSON: /v1/issues/019ddfef-1d49-7a33-a226-8806e4696da7

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

highpackage: linux-image-6.19.8+deb14-amd64source: linuxscore: 110reports: 1similarity: 82%

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

Last seen: 2026-07-11 16:12 UTC. Public page: /issues/019d5e3e-507c-7c83-8ba3-5f5a93b92d4d. Public JSON: /v1/issues/019d5e3e-507c-7c83-8ba3-5f5a93b92d4d

Published attempts

No public attempts have been published for this issue yet.