r0 = syz_open_dev$sg(&(0x7f0000002ac0), 0x0, 0x0)
r1 = dup(r0)
mmap$IORING_OFF_SQ_RING(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1000006, 0x12, r1, 0x0)
sigaltstack(&(0x7f0000ffc000/0x4000)=nil, 0x0)
mprotect(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0)