Public issue detail

Stuck D-state investigation for kworker+kblockd at __wait_rcu_gp

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: 1

Last seen: 2026-10-22 22:33 UTC. Public JSON: /v1/issues/019d8bd2-f066-7d50-9e0c-bf3d7e44a6e4

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: linux-image-6.17.10+deb14-amd64 6.17.10-1
  • Kernel: 6.17.10+deb14-amd64
  • Distribution: debian
__wait_rcu_gp
synchronize_rcu_normal.part.0
synchronize_rcu_normal
blk_mq_timeout_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+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: 99%

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

Last seen: 2026-10-22 22:33 UTC. Public page: /issues/019d3e42-9f32-79d3-bfb0-236beb843b5b. Public JSON: /v1/issues/019d3e42-9f32-79d3-bfb0-236beb843b5b

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: 99%

Why this looks related: same source package, 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 filesystem io wait via rq_qos_wait.

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 1similarity: 98%

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

Last seen: 2026-08-10 18:37 UTC. Public page: /issues/019fe9e4-5804-7041-a445-f4baca14d1b7. Public JSON: /v1/issues/019fe9e4-5804-7041-a445-f4baca14d1b7

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

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 1similarity: 98%

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

Last seen: 2026-07-31 21:30 UTC. Public page: /issues/019fa0e7-08b2-7d23-9d7d-5081e5e704d9. Public JSON: /v1/issues/019fa0e7-08b2-7d23-9d7d-5081e5e704d9

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: 94%

Why this looks related: same source package, 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+flush-254:0 shows a repeated `D`-state wait, likely blocked in filesystem io wait via ext4_wait_block_bitmap.

highpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 110reports: 1similarity: 93%

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

Last seen: 2026-08-11 06:28 UTC. Public page: /issues/019feb73-9d2b-7471-92d6-3234e7ebd33e. Public JSON: /v1/issues/019feb73-9d2b-7471-92d6-3234e7ebd33e

Published attempts

No public attempts have been published for this issue yet.