fsync(r1)
r4 = fcntl$dupfd(r3, 0x0, r3)
dup3(r4, r2, 0x0)
ioctl$TIOCGSID(r4, 0x5429, &(0x7f0000000080))
ioctl$TCGETA(r1, 0x5405, &(0x7f0000000040))
BUG: leak checking failed