Issues

• EndpointInfoStorage pointers dangle after a copy or move

  ros2/rmw_zenoh#1090 · Filter by author mini-1235 opened on Oct 23, 2026

• Buffer-aware publish throws during shutdown and skips subscribers after a serialization failure

  ros2/rmw_zenoh#1088 · Filter by author mini-1235 opened on Oct 22, 2026

• Matched events report twice the matched count for buffer-aware message types

  ros2/rmw_zenoh#1086 · Filter by author mini-1235 opened on Oct 22, 2026

• Subscribers of a buffer-aware publisher report false message_lost events

  bug
  ros2/rmw_zenoh#1077 · Filter by author YuanYuYuan opened on Oct 14, 2026

• A subscriber without a backends: token field receives nothing from a buffer-aware publisher

  bug
  ros2/rmw_zenoh#1076 · Filter by author YuanYuYuan opened on Oct 14, 2026

• [meta] Buffer-aware publishers: legacy subscribers get no data, others see false message-lost events

  bug
  ros2/rmw_zenoh#1075 · Filter by author YuanYuYuan opened on Oct 14, 2026

• rolling: right-sizing the deserialisation buffer costs 30-40% at 1 MiB — the 4x margin is load-bearing on glibc

  ros2/rmw_zenoh#1060 · Filter by author YuanYuYuan opened on Sep 11, 2026

• 🧑‍🌾 flaky rclcpp.test_generic_pubsub.gtest.missing_result timeout on Windows with rmw_zenoh_cpp

  more-information-needed
  ros2/rmw_zenoh#1054 · Filter by author miguelgonrod opened on Sep 8, 2026
  4

  

• Matched count is 0 for a same-process subscriber in component_container_mt (intra-process on): pcl_ros lazy filters never subscribe

  ros2/rmw_zenoh#1046 · Filter by author Dereen opened on Sep 3, 2026
  1

• rcl shutdown issue on latest humble release 0.1.9

  bug
  ros2/rmw_zenoh#1042 · Filter by author chinmaydeshmukh7 opened on Sep 2, 2026

• Discussion: how zenoh_cpp_vendor pins zenoh-c

  ros2/rmw_zenoh#1035 · Filter by author YuanYuYuan opened on Aug 24, 2026

• Client session sometimes never discovers an existing, reachable queryable (rmw_zenoh / zenoh peer discovery)

  more-information-needed
  ros2/rmw_zenoh#1029 · Filter by author engnfrc opened on Aug 8, 2026
  2

• peers_failover_brokering seems deprecated

  bug
  ros2/rmw_zenoh#995 · Filter by author Timple opened on Jun 15, 2026

• Possible non-necessary mutex acquisition?

  help wanted
  ros2/rmw_zenoh#991 · Filter by author roncapat opened on Jun 11, 2026
  1

  

• Query requests are silently dropped when using shared memory when receiver's RX thread stalls

  bug
  ros2/rmw_zenoh#978 · Filter by author zygfrydw opened on Jun 1, 2026
  6

• Remote topic echo fails with default config when shared memory is enabled

  bug
  ros2/rmw_zenoh#977 · Filter by author mariamercade opened on May 27, 2026

• Late joining subscriber doesn't get data

  bug
  ros2/rmw_zenoh#976 · Filter by author justink-hadrian opened on May 21, 2026
  1

• Deserialization error of rcl_interfaces across rmw_zenoh and zenoh-pico

  ros2/rmw_zenoh#971 · Filter by author VintageDoggo opened on Apr 24, 2026

• rmw_zenoh -- zenoh-python interop does not work when using the rmw_zenohd router

  bug
  ros2/rmw_zenoh#929 · Filter by author vybhav-ibr opened on Mar 13, 2026
  3

• Example router config file requested

  ros2/rmw_zenoh#914 · Filter by author Russ76 opened on Feb 26, 2026

• Latency exceeding 1000 milliseconds

  bug
  ros2/rmw_zenoh#912 · Filter by author iceriver97 opened on Feb 24, 2026
  2

• zenoh-pico endpoint over serial not visible when router uses exported session config

  ros2/rmw_zenoh#902 · Filter by author Oussama-Dallali99 opened on Feb 2, 2026
  1

• Development Plan for Missing RMW implementations

  help wanted
  ros2/rmw_zenoh#893 · Filter by author fujitatomoya opened on Jan 15, 2026
  3

• Config for ci.ros2.org or build.ros2.org

  question
  ros2/rmw_zenoh#881 · Filter by author JEnoch opened on Dec 19, 2025
  8

• SubscriberCallback triggered when recording /rosout

  bug
  ros2/rmw_zenoh#878 · Filter by author haudren-woven opened on Dec 18, 2025