Fix mono debugger thread block when wait for attach (#62175)

* wait_for_attach change to gc safe mode

* change MONO_REQ_GC_SAFE_MODE to MONO_REQ_GC_UNSAFE_MODE

diff --git a/src/mono/mono/component/debugger-agent.c b/src/mono/mono/component/debugger-agent.c
index 2cfd24d..98a51b3 100644 (file)
--- a/src/mono/mono/component/debugger-agent.c
+++ b/src/mono/mono/component/debugger-agent.c
@@ -10022,7 +10022,7 @@ cmd_to_string (CommandSet set, int command)
 static gboolean
 wait_for_attach (void)
 {
-       MONO_REQ_GC_SAFE_MODE;
+       MONO_REQ_GC_UNSAFE_MODE;
 
 #ifndef DISABLE_SOCKET_TRANSPORT
        if (listen_fd == -1) {
@@ -10031,8 +10031,10 @@ wait_for_attach (void)
        }
 
        /* Block and wait for client connection */
+       MONO_ENTER_GC_SAFE;
        conn_fd = socket_transport_accept (listen_fd);
-
+       MONO_EXIT_GC_SAFE;
+       
        PRINT_DEBUG_MSG (1, "Accepted connection on %d\n", conn_fd);
        if (conn_fd == -1) {
                PRINT_DEBUG_MSG (1, "[dbg] Bad client connection\n");