r0 = syz_open_dev$sg(&(0x7f00000012c0), 0x0, 0x0)
ioctl$SG_SET_RESERVED_SIZE(r0, 0x2275, &(0x7f0000000240)=0x7fc00)
mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x13, r0, 0x0)