r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0)
r1 = syz_io_uring_setup(0x2260, &(0x7f0000003a00), &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000ff4000/0x4000)=nil, &(0x7f0000003a80), &(0x7f0000003ac0))
r2 = syz_io_uring_setup(0x2260, &(0x7f0000003a00), &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000ff4000/0x4000)=nil, &(0x7f0000003a80), &(0x7f0000003ac0))
dup2(r1, r2)
read(r0, 0x0, 0x40004)