r0 = epoll_create1(0x0)
r1 = getpid()
r2 = getpid()
r3 = pidfd_open(r2, 0x0)
epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r3, &(0x7f0000000000))
r4 = getpid()
r5 = pidfd_open(r4, 0x0)
kcmp$KCMP_EPOLL_TFD(r1, r1, 0x7, r5, &(0x7f0000000040)={r0, r3})
statx(0xffffffffffffff9c, 0x0, 0x2000, 0x0, 0x0)