From 6ff0a15d6a3e844b83efaf754d5ce6d6e756338f Mon Sep 17 00:00:00 2001 From: Julian Linz Date: Fri, 12 Jun 2026 11:43:04 +0000 Subject: [PATCH] fix deadlock in message serialization using fragmented mode Signed-off-by: Julian Linz --- src/c/core/session/write_access.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/c/core/session/write_access.c b/src/c/core/session/write_access.c index 35525c34e..df8999fae 100644 --- a/src/c/core/session/write_access.c +++ b/src/c/core/session/write_access.c @@ -158,11 +158,13 @@ bool on_full_output_buffer_fragmented( if (0 == remaining_blocks) { + UXR_UNLOCK_STREAM_ID(session, local_args->stream_id); if (!local_args->flush_callback(session, local_args->flush_callback_args) || 0 == (remaining_blocks = get_available_free_slots(stream))) { return true; } + UXR_LOCK_STREAM_ID(session, local_args->stream_id); } size_t buffer_capacity = uxr_get_reliable_buffer_capacity(&stream->base);