diff options
Diffstat (limited to 'gdb/gdbserver/thread-db.c')
| -rw-r--r-- | gdb/gdbserver/thread-db.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gdb/gdbserver/thread-db.c b/gdb/gdbserver/thread-db.c index 4e0d32a..b0d1f0d 100644 --- a/gdb/gdbserver/thread-db.c +++ b/gdb/gdbserver/thread-db.c @@ -396,6 +396,17 @@ find_new_threads_callback (const td_thrhandle_t *th_p, void *data) if (err != TD_OK) error ("Cannot get thread info: %s", thread_db_err_str (err)); + if (ti.ti_lid == -1) + { + /* A thread with kernel thread ID -1 is either a thread that + exited and was joined, or a thread that is being created but + hasn't started yet, and that is reusing the tcb/stack of a + thread that previously exited and was joined. (glibc marks + terminated and joined threads with kernel thread ID -1. See + glibc PR17707. */ + return 0; + } + /* Check for zombies. */ if (ti.ti_state == TD_THR_UNKNOWN || ti.ti_state == TD_THR_ZOMBIE) return 0; |