Cherry-picks for 2.12.5-RC.1#7836

Merged

neilalexander merged 56 commits intorelease/v2.12.5from

backports/v2.12.5-RC.1

Feb 16, 2026

Member

neilalexander commented Feb 16, 2026 •

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Includes the following:

Signed-off-by: Neil Twigg neil@nats.io

wallyqs and others added 30 commits

February 11, 2026 13:54


          Add defer to newFileStoreWithCreated to unlock if needed on exit

5e7b3f9

- Prevent early return on permissions error on expireMsgsOnRecover
  while still holding the lock.
- Prevent calling fs.cleanupOldMeta while still holding lock since
  it requires the read lock.

Signed-off-by: Waldemar Quevedo <wally@nats.io>


          [IMPROVED] Stream catchup complete message

fc4d98b

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Filestore always use tombstone for recovered trailing deletes

04a6f20

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Filestore race if rebuild during recovery

9a4eaaf

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Filestore message block binary search

c81135a

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Data race on deduplication seq

80c9041

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          NRG: Small tweaks

6d39f07

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          Update to Go 1.25.7, 1.24.13

732a92e

Signed-off-by: Neil Twigg <neil@nats.io>


          Update Go dependencies

c85db80

Signed-off-by: Neil Twigg <neil@nats.io>


          Update GHA dependencies

05240fe

Signed-off-by: Neil Twigg <neil@nats.io>


          [FIXED] Inflight meta change tracking

cb1afd6

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          Consumer inactive threshold cleanup should stop when consumer stops

cd7aea2

Signed-off-by: Neil Twigg <neil@nats.io>


          [FIXED] Reuse msg/hdr from pooled jsPubMsg

157abd6

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>
Co-authored-by: Neil Twigg <neil@nats.io>


          [FIXED] MQTT: Did not reject Packet Identifier set to 0 for SUB/UNSUB

0c7e1d1

According to the specification, the server should reject a SUB
and UNSUB protocol with a packet indentifier equal to 0.

Resolves #7803

Signed-off-by: Ivan Kozlovic <ivan@synadia.com>


          [FIXED] Consumer with overlapping filter subjects but not subset

eaf082d

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          Add RELEASES.md

246a430

This provides general information about branching and releases.

Signed-off-by: Byron Ruth <byron@nats.io>


          Update to note tagged releases are available in synadia/nats-server

e955275

Signed-off-by: Byron Ruth <byron@nats.io>


          Update Go dependencies

86e7274

Signed-off-by: Neil Twigg <neil@nats.io>


          Update GHA dependencies

9141a32

Signed-off-by: Neil Twigg <neil@nats.io>


          NRG: Optimize concurrent raft membership changes check

cbb0126

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          NRG: Concurrent forwarded peer-remove

9fe8ec6

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          NRG: Only accept forwarded proposals if caught up with commits

34f370d

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          NRG: Mark membChanging when sending

d24db5c

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          NRG: Track uncommitted membership entry index in membChangeIndex

8a69505

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [IMPROVED] Allow updating stream's MaxConsumers limit

96f6020

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [IMPROVED] Include pending msgs/bytes when being unpinned

1f41b2a

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Checksum after truncate when compressed/encrypted

b4d8ea5

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Lock leak on error for consumer if encrypted

87dcc49

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Lock leak on error in PurgeEx/Compact/Truncate

05ebbd3

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [IMPROVED] Remove redundant/incorrect TTL/schedule accounting in mb r…

89358b9

…ebuild

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>

MauriceVanVeen and others added 25 commits

February 11, 2026 14:01


          Test: cacheSize/cacheLoads mb requires write/read lock

0f3e8f4

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Filestore write lock held with encryption during snapshot

9829fe3

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Filestore lock held when adjusting psim fblk

f1aeebb

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [IMPROVED] Ensure NumPending(Multi) can't underflow

5bc285e

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Load last seq/msg with lazy subject state

d9083a6

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] filterIsAll requires both slices sorted

3b06b80

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Filestore uses atomic.LoadUint64 consistently

30eb218

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Use mb read lock in SkipMsgs

48c005b

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] SubjectForSeq requires copied subject string

20b5fe2

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Message block buffer not recycled

5d89342

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Potential panic after corruption set hbit

8e5fd73

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [IMPROVED] OriginalSize reflects non-compressed size

862c1fc

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Use no copy when removing message, but copy subject when needed

eff0e3d

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          Update to Go 1.26.0/1.25.7

ba28378

Signed-off-by: Neil Twigg <neil@nats.io>


          Remove automaxprocs, as this is default Go behaviour since Go 1.25

de5ffe7

Signed-off-by: Neil Twigg <neil@nats.io>


          Update golangci-lint version

e416ab6

Signed-off-by: Neil Twigg <neil@nats.io>


          Fix hostport lint errors

753a6ea

Signed-off-by: Neil Twigg <neil@nats.io>


          [FIXED] Consumer unpin behavior and advisories & added test

edcf3eb

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          [FIXED] Race condition when remapping group

3410d8f

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>


          Fixed incorrectly inverted Overflow check logic

edf2061

Signed-off-by: Michael Röschter <michael@roeschter.com>


          Fixed edge case with no limits set

Signed-off-by: Michael Röschter <michael@roeschter.com>


          Updated comments

9f76faa

Signed-off-by: Michael Röschter <michael@roeschter.de>


          Don't leak timers when setting up mirrors

Signed-off-by: Neil Twigg <neil@nats.io>


          Improved flow control for stream snapshots

cda2ba4

Signed-off-by: Neil Twigg <neil@nats.io>


          Update dependencies

acb6a6d

Signed-off-by: Neil Twigg <neil@nats.io>

neilalexander requested a review from a team as a code owner

February 16, 2026 13:46

MauriceVanVeen approved these changes

View reviewed changes

Member

MauriceVanVeen left a comment

LGTM


          [FIXED] Recreate monitor quit channel

b526538

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>

neilalexander merged commit 5450202 into release/v2.12.5

90 of 92 checks passed

neilalexander deleted the backports/v2.12.5-RC.1 branch

February 16, 2026 15:36

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