From: Andrei Vagin <avagin@xxxxxxxxx> clock_nanosleep() accepts absolute values of expiration time when TIMER_ABSTIME flag is set. This absolute value is inside the task's time namespace, and has to be converted to the host's time. Signed-off-by: Andrei Vagin <avagin@xxxxxxxxxx> Co-developed-by: Dmitry Safonov <dima@xxxxxxxxxx> Signed-off-by: Dmitry Safonov <dima@xxxxxxxxxx> --- kernel/time/alarmtimer.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c index 9a8e81bc4ec2..b51b36e533c4 100644 --- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -839,6 +839,8 @@ static int alarm_timer_nsleep(const clockid_t which_clock, int flags, ktime_t now = alarm_bases[type].get_ktime(); exp = ktime_add_safe(now, exp); + } else { + exp = timens_ktime_to_host(which_clock, exp); } ret = alarmtimer_do_nsleep(&alarm, exp, type); -- 2.24.0