# Redpanda v26.1.12

- Product: Redpanda (https://whatsnew.fyi/product/redpanda)
- Vendor: Redpanda Data
- Date: 2026-06-28
- Version: v26.1.12
- Original notes: https://github.com/redpanda-data/redpanda/releases/tag/v26.1.12
- Permalink: https://whatsnew.fyi/product/redpanda/releases/v26.1.12

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Fix a bug in which a generate_report() request to the transform system could result in a nullptr dereference at startup
- **fixed** — Fix a bug in which a stale read in the l0 write scheduler could result in a division by zero (raising SIGFPE)
- **fixed** — Fix a reactor stall seen when there are a large number of pending files in the Iceberg Topics coordinator
- **fixed** — Fix deleted namespace race for REST_HADOOP catalog in datalake
- **fixed** — Surface worker crashes as descriptive errors in dt/kgo
- **added** — Add stuck raft0 escape hatches
- **changed** — Make the schema walk keyword-aware in JSON

##### Bug Fixes
* Fixes a bug in which a `generate_report()` request to the `transform` system could result in a `nullptr` dereference at startup  by @WillemKauf in [#30910](https://github.com/redpanda-data/redpanda/pull/30910)
* Fixes a bug in which a stale read in the l0 write scheduler could result in a division by zero (raising SIGFPE). by @WillemKauf in [#30920](https://github.com/redpanda-data/redpanda/pull/30920)
* Fixes a reactor stall seen when there are a large number of pending files in the Iceberg Topics coordinator. by @andrwng in [#30880](https://github.com/redpanda-data/redpanda/pull/30880)
* PR [#30929](https://github.com/redpanda-data/redpanda/pull/30929) [v26.1.x] datalake: Fix deleted namespace race for REST_HADOOP catalog by @wdberkeley
* PR [#30944](https://github.com/redpanda-data/redpanda/pull/30944) [v26.1.x] dt/kgo: surface worker crashes as descriptive errors by @nvartolomei

##### Improvements
* adds stuck raft0 escape hatches by @vbotbuildovich in [#30945](https://github.com/redpanda-data/redpanda/pull/30945)
* PR [#30922](https://github.com/redpanda-data/redpanda/pull/30922) [v26.1.x] [CORE-16282] json: make the schema walk keyword-aware by @mnajda-redpanda

**Full Changelog**: https://github.com/redpanda-data/redpanda/compare/v26.1.11...v26.1.12