r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0)
ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000002740))
perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)