munmap(&(0x7f0000ffe000/0x1000)=nil, 0x1000)
r0 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000ffe000/0x1000)=nil)
shmat(r0, &(0x7f0000ffe000/0x2000)=nil, 0x0)