r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = dup(r0)
listen(r1, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
r3 = dup(r2)
listen(r3, 0x0)
r4 = syz_open_procfs(0x0, &(0x7f0000000000)='net/tcp6\x00')
pread64(r4, &(0x7f0000000040)=""/156, 0x9c, 0x500000000000000)