r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x46e2, 0x0)
mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x10013, r0, 0x0)
mlock(&(0x7f0000ffc000/0x2000)=nil, 0x2000)
munlock(&(0x7f0000ffd000/0x3000)=nil, 0x3000)