r0 = shmget$private(0x0, 0x5000, 0x0, &(0x7f0000ffb000/0x5000)=nil) shmat(r0, &(0x7f0000fff000/0x1000)=nil, 0x7000) newfstatat(0xffffffffffffff9c, 0x0, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x1100) setfsuid(r1) mlock(&(0x7f0000ffd000/0x2000)=nil, 0x2000) munlock(&(0x7f0000ffe000/0x2000)=nil, 0x2000) madvise(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x15)