r0 = creat(&(0x7f00000003c0)='./file0\x00', 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000000)={0x0, <r2=>0x0}, &(0x7f0000000040)=0x5)
setuid(r2)
open_by_handle_at(r0, &(0x7f0000000000)=@FILEID_INO32_GEN_PARENT={0x10}, 0x10040)