r0 = eventfd2(0x0, 0x0)
read(r0, &(0x7f0000000000)=""/80, 0x50)
writev(r0, &(0x7f0000007980)=[{&(0x7f00000001c0)="2dad503ea5da348e", 0x8}, {&(0x7f0000007880)="5d2fc3a15e09eeca", 0x8}], 0x2)