r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x145d42, 0x0)
open_by_handle_at(r0, &(0x7f0000000040)=@isofs={0x14, 0x1, {0x800, 0x0, 0x7ff}}, 0x0)