r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = epoll_create1(0x0)
r2 = io_uring_setup(0x396d, &(0x7f00000001c0))
r3 = fcntl$dupfd(r2, 0x0, r1)
io_uring_register$IORING_REGISTER_FILES(r3, 0x2, &(0x7f00000000c0)=[0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff], 0x3)
io_uring_register$IORING_REGISTER_FILES_UPDATE(r2, 0x6, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)=[r0, 0xffffffffffffffff]}, 0x2)