r0 = syz_io_uring_setup(0x6133, &(0x7f0000003a00), &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000003a80), &(0x7f0000003ac0))
io_uring_register$IORING_REGISTER_BUFFERS(r0, 0x15, &(0x7f0000000440)=[{0x0}, {&(0x7f0000000280)}], 0x2)