rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
rt_sigaction(SIGCHLD, NULL, {SIG_DFL, [], 0}, 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
nanosleep({1211417888, 0}, {1211354002, 168413065}) = ? ERESTART_RESTARTBLOCK (To be restarted)
--- SIGWINCH (Window changed) @ 0 (0) ---
restart_syscall(<... resuming interrupted call ...>) = ? ERESTART_RESTARTBLOCK (To be restarted)
--- SIGWINCH (Window changed) @ 0 (0) ---
restart_syscall(<... resuming interrupted call ...>