r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0)
r1 = syz_open_dev$sg(&(0x7f0000000000), 0x0, 0x0)
r2 = dup2(r1, r0)
ioctl$SG_IO(r2, 0x2285, &(0x7f00000022c0)={0x53, 0xfffffffc, 0x6, 0x0, @scatter={0x0, 0x2, 0x0}, &(0x7f0000001240)="05ae46670f9d", 0x0, 0x0, 0x0, 0x0, 0x0})