Public issue detail

Stuck D-state investigation for kworker+flush-8:0 at ext4_wait_block_bitmap

kworker+flush-8:0 shows a repeated `D`-state wait, likely blocked in filesystem io wait via ext4_wait_block_bitmap.

highpackage: linux-image-6.19.13+deb14-amd64source: linuxscore: 110reports: 1

Last seen: 2026-05-01 19:55 UTC. Public JSON: /v1/issues/019de393-20aa-7b11-82b3-16fc67ff7eda

Technical snapshot

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

Kernel wait stack

  • State: D (disk sleep)
  • Wait site: ext4_wait_block_bitmap
  • Package: linux-image-6.19.13+deb14-amd64 6.19.13-1
  • Kernel: 6.19.13+deb14-amd64
  • Distribution: debian
ext4_wait_block_bitmap
ext4_mb_init_cache
ext4_mb_load_buddy_gfp
ext4_mb_scan_group
ext4_mb_scan_groups_xa_range
ext4_mb_regular_allocator
ext4_mb_new_blocks
ext4_ext_map_blocks
ext4_map_blocks
ext4_do_writepages
ext4_writepages
do_writepages

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+flush-8:0 shows a repeated `D`-state wait, likely blocked in filesystem io wait via rq_qos_wait.

highpackage: linux-image-6.17.0-14-genericsource: linuxscore: 110reports: 3similarity: 99%

Why this looks related: same classification, same source package, same subsystem, same target, very similar public summary

Last seen: 2026-10-17 21:48 UTC. Public page: /issues/019d473e-a6f2-7c30-a863-b49508b1738b. Public JSON: /v1/issues/019d473e-a6f2-7c30-a863-b49508b1738b

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: 99%

Why this looks related: same classification, same source package, same stack or hot path signature, same subsystem, same wait site, very similar public summary

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

kworker+flush-8:0 shows a repeated `D`-state wait, likely blocked in filesystem io wait via rq_qos_wait.

highpackage: linux-image-6.17.0-14-genericsource: linuxscore: 110reports: 1similarity: 99%

Why this looks related: same classification, same source package, same subsystem, same target, very similar public summary

Last seen: 2026-07-28 16:20 UTC. Public page: /issues/019fa8b8-f38d-7fa1-8257-14587d1aee86. Public JSON: /v1/issues/019fa8b8-f38d-7fa1-8257-14587d1aee86

kworker+flush-8:0 shows a repeated `D`-state wait, likely blocked in filesystem io wait via do_get_write_access.

highpackage: linux-image-6.19.13+deb14-amd64source: linuxscore: 110reports: 1similarity: 99%

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

Last seen: 2026-05-07 16:29 UTC. Public page: /issues/019de9c6-e130-7b51-9b02-7758446b7773. Public JSON: /v1/issues/019de9c6-e130-7b51-9b02-7758446b7773

kworker+flush-254:0 shows a repeated `D`-state wait, likely blocked in filesystem io wait via rq_qos_wait.

highpackage: linux-image-7.1.8+deb14.1-amd64source: linuxscore: 110reports: 1similarity: 85%

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

Last seen: 2026-10-22 23:10 UTC. Public page: /issues/019df296-5731-7c60-8643-dd6723e6bf54. Public JSON: /v1/issues/019df296-5731-7c60-8643-dd6723e6bf54

kworker+flush-8:112 shows a repeated `D`-state wait, likely blocked in filesystem io wait via rq_qos_wait.

highpackage: linux-image-7.0.3+deb14-amd64source: linuxscore: 110reports: 1similarity: 85%

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

Last seen: 2026-05-09 06:48 UTC. Public page: /issues/019e068d-a211-7e93-9285-90abb67abe22. Public JSON: /v1/issues/019e068d-a211-7e93-9285-90abb67abe22

Published attempts

No public attempts have been published for this issue yet.