r0 = epoll_create1(0x0)
r1 = epoll_create(0x3ff)
r2 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_tables_matches\x00')
r3 = dup2(r2, r0)
epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r3, &(0x7f00000000c0))