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-rw-r--r--erts/emulator/beam/erl_process.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index a520005c35..1a66044627 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -11183,10 +11183,12 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
}
if (IS_TRACED_FL(p, F_TRACE_PROCS)) {
- if (locks & (ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE)) {
+ if ((locks & (ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE))
+ == (ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE)) {
+ /* This happens when parent was not traced, but child is */
locks &= ~(ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE);
- erts_smp_proc_unlock(p, locks & (ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE));
- erts_smp_proc_unlock(parent, locks & (ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE));
+ erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE);
+ erts_smp_proc_unlock(parent, ERTS_PROC_LOCK_STATUS|ERTS_PROC_LOCK_TRACE);
}
trace_proc_spawn(p, am_spawned, parent->common.id, mod, func, args);
if (so->flags & SPO_LINK)